[ 520.995169][ T31] audit: type=1400 audit(520.940:58): avc: denied { read write } for pid=3098 comm="sftp-server" name="null" dev="devtmpfs" ino=4 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1 [ 520.997290][ T31] audit: type=1400 audit(520.940:59): avc: denied { open } for pid=3098 comm="sftp-server" path="/dev/null" dev="devtmpfs" ino=4 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1 Warning: Permanently added '[localhost]:28554' (ED25519) to the list of known hosts. [ 553.899138][ T31] audit: type=1400 audit(553.840:60): avc: denied { execute } for pid=3111 comm="sh" name="syz-executor635190073" dev="vda" ino=807 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:etc_runtime_t tclass=file permissive=1 [ 553.915209][ T31] audit: type=1400 audit(553.860:61): avc: denied { execute_no_trans } for pid=3111 comm="sh" path="/syz-executor635190073" dev="vda" ino=807 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:etc_runtime_t tclass=file permissive=1 [ 554.321497][ T31] audit: type=1400 audit(554.270:62): avc: denied { execmem } for pid=3111 comm="syz-executor635" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 554.362962][ T31] audit: type=1400 audit(554.310:63): avc: denied { prog_load } for pid=3112 comm="syz-executor635" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 executing program [ 554.367079][ T31] audit: type=1400 audit(554.310:64): avc: denied { bpf } for pid=3112 comm="syz-executor635" capability=39 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 [ 554.369450][ T31] audit: type=1400 audit(554.310:65): avc: denied { perfmon } for pid=3112 comm="syz-executor635" capability=38 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 [ 554.387424][ T31] audit: type=1400 audit(554.330:66): avc: denied { prog_run } for pid=3112 comm="syz-executor635" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 1324.039553][ T32] INFO: task kworker/0:1:11 blocked for more than 450 seconds. [ 1324.054528][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.076564][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.091237][ T32] task:kworker/0:1 state:D stack:0 pid:11 tgid:11 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.103091][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.141807][ T32] Call trace: [ 1324.178276][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1324.199200][ T32] r10:8291a684 r9:df845d84 r8:00000002 r7:60000013 r6:df845d8c r5:83238000 [ 1324.202530][ T32] r4:83238000 [ 1324.214033][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1324.221957][ T32] r5:83238000 r4:8291a680 [ 1324.229346][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.244547][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.249768][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df845e08 [ 1324.257234][ T32] r4:00000000 [ 1324.260472][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1324.268325][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.269468][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.270035][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850eb640 [ 1324.270499][ T32] r4:00000000 [ 1324.270886][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.271413][ T32] r9:83018005 r8:83238000 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1324.271911][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.272529][ T32] r5:00001000 r4:ebcab000 [ 1324.272926][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.273533][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.274214][ T32] r5:858abb8c r4:858ab800 [ 1324.274623][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.275295][ T32] r7:dddced80 r6:83018000 r5:858abb8c r4:830b8580 [ 1324.275847][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.278243][ T32] r10:61c88647 r9:83238000 r8:830b85ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.279103][ T32] r4:830b8580 [ 1324.279439][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.280076][ T32] r10:00000000 r9:830b8580 r8:80287e08 r7:df83de60 r6:830b8680 r5:83238000 [ 1324.287118][ T32] r4:00000001 [ 1324.289088][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.289921][ T32] Exception stack(0xdf845fb0 to 0xdf845ff8) [ 1324.290493][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.291285][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.291932][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.292455][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.293095][ T32] r4:830b5940 [ 1324.294077][ T32] INFO: task kworker/0:1:11 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1324.295747][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.296989][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.299024][ T32] Call trace: [ 1324.299530][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.300062][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1324.300507][ T32] r4:00000000 [ 1324.300838][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.301422][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1324.301891][ T32] 9d20: dfe6d000 ecaed000 00000001 80239b98 7f1f9000 00000001 [ 1324.302510][ T32] 9d40: 82ac15a0 7f1f9000 ecaed000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1324.305047][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1324.308998][ T32] r5:80000013 r4:80239bb0 [ 1324.309376][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.310008][ T32] r4:82ac21e4 [ 1324.310323][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.310986][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1324.311647][ T32] r4:e05d9dc0 [ 1324.312074][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.312704][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506bf80 [ 1324.313208][ T32] r4:00000000 [ 1324.313554][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.314096][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1324.314586][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.315211][ T32] r5:00001000 r4:e0045000 [ 1324.315622][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.316254][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.316845][ T32] r5:84af778c r4:84af7400 [ 1324.317245][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.317958][ T32] r7:dddced80 r6:83018000 r5:84af778c r4:8506c780 [ 1324.318387][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.319239][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.319830][ T32] r4:8506c780 [ 1324.324684][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.329126][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1324.329693][ T32] r4:00000001 [ 1324.330030][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.330535][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1324.331092][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.331640][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.332162][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.332694][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.333358][ T32] r4:8506bc80 [ 1324.334000][ T32] INFO: task kworker/0:2:47 blocked for more than 450 seconds. [ 1324.334553][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.335098][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.335621][ T32] task:kworker/0:2 state:D stack:0 pid:47 tgid:47 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.336454][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.337059][ T32] Call trace: [ 1324.337630][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1324.338301][ T32] r10:8291a684 r9:df921d84 r8:00000002 r7:60000013 r6:df921d8c r5:83395400 [ 1324.339621][ T32] r4:83395400 [ 1324.340001][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1324.340548][ T32] r5:83395400 r4:8291a680 [ 1324.340967][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.341717][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.342361][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df921e08 [ 1324.342911][ T32] r4:00000000 [ 1324.343214][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1324.346377][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.358897][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.360324][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850eb880 [ 1324.363171][ T32] r4:00000000 [ 1324.365199][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.365990][ T32] r9:83018005 r8:83395400 r7:00000000 r6:83018000 r5:00001000 r4:7f0b5000 [ 1324.366579][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.367227][ T32] r5:00001000 r4:ec6b9000 [ 1324.367585][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.368146][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.369445][ T32] r5:858b038c r4:858b0000 [ 1324.369869][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.370537][ T32] r7:dddced80 r6:83018000 r5:858b038c r4:83364b80 [ 1324.373901][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.379307][ T32] r10:61c88647 r9:83395400 r8:83364bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.379915][ T32] r4:83364b80 [ 1324.380334][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.380925][ T32] r10:00000000 r9:83364b80 r8:80287e08 r7:df83de60 r6:83364c00 r5:83395400 [ 1324.381506][ T32] r4:00000001 [ 1324.381871][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.382503][ T32] Exception stack(0xdf921fb0 to 0xdf921ff8) [ 1324.383232][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.384178][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.385277][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.385840][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.386527][ T32] r4:833684c0 [ 1324.387388][ T32] INFO: task kworker/0:2:47 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1324.391023][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.393696][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.394322][ T32] Call trace: [ 1324.394865][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.397421][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1324.399177][ T32] r4:00000000 [ 1324.399507][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.400123][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1324.400635][ T32] 9d20: e17b2000 ecaed000 00000001 80239b98 7f1f9000 00000001 [ 1324.401234][ T32] 9d40: 82ac15a0 7f1f9000 ecaed000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1324.401875][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1324.402346][ T32] r5:80000013 r4:80239bb0 [ 1324.402771][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.403413][ T32] r4:82ac21e4 [ 1324.403796][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.404372][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1324.404942][ T32] r4:e05d9dc0 [ 1324.408859][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.409463][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506bf80 [ 1324.410066][ T32] r4:00000000 [ 1324.410433][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.411160][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1324.411739][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.412285][ T32] r5:00001000 r4:e0045000 [ 1324.412694][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.413243][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.413923][ T32] r5:84af778c r4:84af7400 [ 1324.415928][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.419343][ T32] r7:dddced80 r6:83018000 r5:84af778c r4:8506c780 [ 1324.419833][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.420443][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.420980][ T32] r4:8506c780 [ 1324.421290][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.421823][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1324.422320][ T32] r4:00000001 [ 1324.422671][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.423222][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1324.423704][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.424284][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.424818][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.425304][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.425820][ T32] r4:8506bc80 [ 1324.426140][ T32] INFO: task kworker/1:1:51 blocked for more than 450 seconds. [ 1324.429050][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.429528][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.430093][ T32] task:kworker/1:1 state:D stack:0 pid:51 tgid:51 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.431121][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.431784][ T32] Call trace: [ 1324.432287][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1324.432963][ T32] r10:8291a684 r9:df931d84 r8:00000002 r7:60000113 r6:df931d8c r5:832e0000 [ 1324.433536][ T32] r4:832e0000 [ 1324.434162][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1324.437496][ T32] r5:832e0000 r4:8291a680 [ 1324.437944][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.443056][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.450428][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df931e08 [ 1324.451132][ T32] r4:00000000 [ 1324.451566][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1324.452262][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.452868][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.453469][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85090040 [ 1324.454016][ T32] r4:00000000 [ 1324.454398][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.454924][ T32] r9:83018205 r8:832e0000 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [ 1324.455496][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.456097][ T32] r5:00001000 r4:eb9a3000 [ 1324.456591][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.457297][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.457945][ T32] r5:85c51f8c r4:85c51c00 [ 1324.458331][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.459481][ T32] r7:ddde2d80 r6:83018200 r5:85c51f8c r4:832a0000 [ 1324.460249][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.460948][ T32] r10:61c88647 r9:832e0000 r8:832a002c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.461501][ T32] r4:832a0000 [ 1324.461871][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.462666][ T32] r10:00000000 r9:832a0000 r8:80287e08 r7:df879e60 r6:832a0080 r5:832e0000 [ 1324.463243][ T32] r4:00000001 [ 1324.463589][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.464104][ T32] Exception stack(0xdf931fb0 to 0xdf931ff8) [ 1324.464531][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.465032][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.465618][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.466122][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.466799][ T32] r4:832a1080 [ 1324.467575][ T32] INFO: task kworker/1:1:51 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1324.468234][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.478070][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.479583][ T32] Call trace: [ 1324.480245][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.480816][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1324.481321][ T32] r4:00000000 [ 1324.481665][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.482282][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1324.482809][ T32] 9d20: e2732000 ecaed000 00000001 80239b98 7f1f9000 00000001 [ 1324.483328][ T32] 9d40: 82ac15a0 7f1f9000 ecaed000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1324.484037][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1324.484534][ T32] r5:80000013 r4:80239bb0 [ 1324.485038][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.485818][ T32] r4:82ac21e4 [ 1324.486232][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.486943][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1324.487612][ T32] r4:e05d9dc0 [ 1324.487939][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.488973][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506bf80 [ 1324.489568][ T32] r4:00000000 [ 1324.489902][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.490523][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1324.491233][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.491807][ T32] r5:00001000 r4:e0045000 [ 1324.492160][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.492708][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.493346][ T32] r5:84af778c r4:84af7400 [ 1324.493692][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.494336][ T32] r7:dddced80 r6:83018000 r5:84af778c r4:8506c780 [ 1324.495060][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.495594][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.499005][ T32] r4:8506c780 [ 1324.499361][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.499974][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1324.500690][ T32] r4:00000001 [ 1324.501210][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.501753][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1324.502210][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.502794][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.503389][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.504854][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.509212][ T32] r4:8506bc80 [ 1324.509750][ T32] INFO: task kworker/0:0:3097 blocked for more than 451 seconds. [ 1324.510348][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.510888][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.511400][ T32] task:kworker/0:0 state:D stack:0 pid:3097 tgid:3097 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.512291][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.512913][ T32] Call trace: [ 1324.513401][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1324.513995][ T32] r10:8291a684 r9:df98dd84 r8:00000002 r7:60000013 r6:df98dd8c r5:83af8000 [ 1324.514573][ T32] r4:83af8000 [ 1324.515025][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1324.515591][ T32] r5:83af8000 r4:8291a680 [ 1324.516022][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.516693][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.517332][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df98de08 [ 1324.519339][ T32] r4:00000000 [ 1324.519884][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1324.520665][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.521306][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.526992][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850eb400 [ 1324.529911][ T32] r4:00000000 [ 1324.530171][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.530337][ T32] r9:83018005 r8:83af8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1324.530479][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.530559][ T32] r5:00001000 r4:ebc8d000 [ 1324.530584][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.530690][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.530776][ T32] r5:858ab38c r4:858ab000 [ 1324.530810][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.531033][ T32] r7:dddced80 r6:83018000 r5:858ab38c r4:84836d00 [ 1324.531061][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.531111][ T32] r10:61c88647 r9:83af8000 r8:84836d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.531133][ T32] r4:84836d00 [ 1324.531184][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.531237][ T32] r10:00000000 r9:84836d00 r8:80287e08 r7:df921e60 r6:84864d00 r5:83af8000 [ 1324.531259][ T32] r4:00000001 [ 1324.531278][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.531372][ T32] Exception stack(0xdf98dfb0 to 0xdf98dff8) [ 1324.531409][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.531474][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.531505][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.531561][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.531614][ T32] r4:84549a00 [ 1324.532159][ T32] INFO: task kworker/0:0:3097 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1324.532208][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.532486][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.532570][ T32] Call trace: [ 1324.532633][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.532689][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1324.532727][ T32] r4:00000000 [ 1324.532846][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.532949][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1324.532989][ T32] 9d20: e2e06000 ecaed000 00000001 80239b98 7f1f9000 00000001 [ 1324.533050][ T32] 9d40: 82ac15a0 7f1f9000 ecaed000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1324.533079][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1324.533231][ T32] r5:80000013 r4:80239bb0 [ 1324.533256][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.533300][ T32] r4:82ac21e4 [ 1324.533321][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.533409][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1324.533574][ T32] r4:e05d9dc0 [ 1324.533597][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.533642][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506bf80 [ 1324.533665][ T32] r4:00000000 [ 1324.533725][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.533781][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1324.533831][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.533885][ T32] r5:00001000 r4:e0045000 [ 1324.533931][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.534005][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.534052][ T32] r5:84af778c r4:84af7400 [ 1324.534072][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.534133][ T32] r7:dddced80 r6:83018000 r5:84af778c r4:8506c780 [ 1324.534158][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.534233][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.534267][ T32] r4:8506c780 [ 1324.534288][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.534334][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1324.534355][ T32] r4:00000001 [ 1324.534401][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.534453][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1324.534483][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.534511][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.534566][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.534628][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.534675][ T32] r4:8506bc80 [ 1324.534719][ T32] INFO: task kworker/0:3:3114 blocked for more than 451 seconds. [ 1324.534848][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.534936][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.534970][ T32] task:kworker/0:3 state:D stack:0 pid:3114 tgid:3114 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.535055][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.535118][ T32] Call trace: [ 1324.535154][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1324.535202][ T32] r10:8291a684 r9:df969d84 r8:00000002 r7:60000113 r6:df969d8c r5:844c8c00 [ 1324.535225][ T32] r4:844c8c00 [ 1324.535244][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1324.535285][ T32] r5:844c8c00 r4:8291a680 [ 1324.535333][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.535396][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.535494][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df969e08 [ 1324.535534][ T32] r4:00000000 [ 1324.535557][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1324.535615][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.535693][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.535776][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850eb780 [ 1324.535829][ T32] r4:00000000 [ 1324.535853][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.535901][ T32] r9:83018005 r8:844c8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1324.536026][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.536103][ T32] r5:00001000 r4:ec635000 [ 1324.536126][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.536212][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.536258][ T32] r5:858abf8c r4:858abc00 [ 1324.536282][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.536389][ T32] r7:dddced80 r6:83018000 r5:858abf8c r4:84836f00 [ 1324.536413][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.536515][ T32] r10:61c88647 r9:844c8c00 r8:84836f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.536541][ T32] r4:84836f00 [ 1324.536561][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.536633][ T32] r10:00000000 r9:84836f00 r8:80287e08 r7:df921e60 r6:84836f80 r5:844c8c00 [ 1324.536659][ T32] r4:00000001 [ 1324.536679][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.536715][ T32] Exception stack(0xdf969fb0 to 0xdf969ff8) [ 1324.536775][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.536807][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.536834][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.536862][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.536885][ T32] r4:8438d440 [ 1324.537338][ T32] INFO: task kworker/0:3:3114 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1324.537533][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.537684][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.537888][ T32] Call trace: [ 1324.537955][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.538021][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1324.538209][ T32] r4:00000000 [ 1324.538233][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.538275][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1324.538304][ T32] 9d20: e2e06000 ecaed000 00000001 80239b98 7f1f9000 00000001 [ 1324.538358][ T32] 9d40: 82ac15a0 7f1f9000 ecaed000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1324.538394][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1324.538442][ T32] r5:80000013 r4:80239bb0 [ 1324.568043][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.568252][ T32] r4:82ac21e4 [ 1324.568309][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.568390][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1324.568516][ T32] r4:e05d9dc0 [ 1324.569364][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.569431][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506bf80 [ 1324.569454][ T32] r4:00000000 [ 1324.569473][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.569520][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1324.569541][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.569586][ T32] r5:00001000 r4:e0045000 [ 1324.569620][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.569692][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.569747][ T32] r5:84af778c r4:84af7400 [ 1324.569768][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.569815][ T32] r7:dddced80 r6:83018000 r5:84af778c r4:8506c780 [ 1324.569955][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.570009][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.570031][ T32] r4:8506c780 [ 1324.570063][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.570114][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1324.570136][ T32] r4:00000001 [ 1324.570155][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.570191][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1324.570248][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.570448][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.570553][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.570586][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.570610][ T32] r4:8506bc80 [ 1324.570802][ T32] INFO: task kworker/1:5:3121 blocked for more than 451 seconds. [ 1324.570846][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.570917][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.570972][ T32] task:kworker/1:5 state:D stack:0 pid:3121 tgid:3121 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.571380][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.571515][ T32] Call trace: [ 1324.571570][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1324.571624][ T32] r10:8291a684 r9:df9e9d84 r8:00000002 r7:60000113 r6:df9e9d8c r5:844c8000 [ 1324.571646][ T32] r4:844c8000 [ 1324.571892][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1324.571940][ T32] r5:844c8000 r4:8291a680 [ 1324.571961][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.572000][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.572040][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9e9e08 [ 1324.572062][ T32] r4:00000000 [ 1324.572081][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1324.572212][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.572251][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.572292][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853b4700 [ 1324.572413][ T32] r4:00000000 [ 1324.572437][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.572488][ T32] r9:83018205 r8:844c8000 r7:00000000 r6:83018200 r5:00001000 r4:7f0cb000 [ 1324.572659][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.572779][ T32] r5:00001000 r4:eadeb000 [ 1324.572894][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.573116][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.573541][ T32] r5:84a7238c r4:84a72000 [ 1324.573603][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.573653][ T32] r7:ddde2d80 r6:83018200 r5:84a7238c r4:84864100 [ 1324.573782][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.573834][ T32] r10:61c88647 r9:844c8000 r8:8486412c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.573899][ T32] r4:84864100 [ 1324.574009][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.574443][ T32] r10:00000000 r9:84864100 r8:80287e08 r7:ec519e60 r6:84836e00 r5:844c8000 [ 1324.574559][ T32] r4:00000001 [ 1324.574672][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.574788][ T32] Exception stack(0xdf9e9fb0 to 0xdf9e9ff8) [ 1324.575006][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.575327][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.575360][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.575390][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.575411][ T32] r4:84867040 [ 1324.575848][ T32] INFO: task kworker/1:5:3121 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1324.575986][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.576108][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.576184][ T32] Call trace: [ 1324.576219][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.576269][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1324.576293][ T32] r4:00000000 [ 1324.576312][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.576350][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1324.576403][ T32] 9d20: e3061000 ecaed000 00000001 80239b98 7f1f9000 00000001 [ 1324.576611][ T32] 9d40: 82ac15a0 7f1f9000 ecaed000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1324.576640][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1324.576663][ T32] r5:80000013 r4:80239bb0 [ 1324.576684][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.576770][ T32] r4:82ac21e4 [ 1324.576796][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.576838][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1324.576914][ T32] r4:e05d9dc0 [ 1324.576936][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.576980][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506bf80 [ 1324.577002][ T32] r4:00000000 [ 1324.577039][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.577087][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1324.577108][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.577149][ T32] r5:00001000 r4:e0045000 [ 1324.577198][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.577242][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.577283][ T32] r5:84af778c r4:84af7400 [ 1324.577313][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.577363][ T32] r7:dddced80 r6:83018000 r5:84af778c r4:8506c780 [ 1324.577385][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.577430][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.577453][ T32] r4:8506c780 [ 1324.577472][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.577546][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1324.577573][ T32] r4:00000001 [ 1324.577592][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.577628][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1324.577653][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.577693][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.577751][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.577783][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.577807][ T32] r4:8506bc80 [ 1324.577830][ T32] INFO: task kworker/1:6:3123 blocked for more than 451 seconds. [ 1324.577972][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.578029][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.578079][ T32] task:kworker/1:6 state:D stack:0 pid:3123 tgid:3123 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.578304][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.578367][ T32] Call trace: [ 1324.578404][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1324.608944][ T32] r10:8291a684 r9:df9f9d84 r8:00000002 r7:60000113 r6:df9f9d8c r5:844d2400 [ 1324.608993][ T32] r4:844d2400 [ 1324.609017][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1324.609078][ T32] r5:844d2400 r4:8291a680 [ 1324.609104][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.609146][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.609233][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9f9e08 [ 1324.609263][ T32] r4:00000000 [ 1324.609287][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1324.609355][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.609495][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.609546][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509f040 [ 1324.609594][ T32] r4:00000000 [ 1324.609618][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.609693][ T32] r9:83018205 r8:844d2400 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 [ 1324.609741][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.609791][ T32] r5:00001000 r4:dff5f000 [ 1324.609831][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.609875][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.609920][ T32] r5:84a7078c r4:84a70400 [ 1324.609940][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.609990][ T32] r7:ddde2d80 r6:83018200 r5:84a7078c r4:84864080 [ 1324.610126][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.610187][ T32] r10:61c88647 r9:844d2400 r8:848640ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.610224][ T32] r4:84864080 [ 1324.610324][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.610419][ T32] r10:00000000 r9:84864080 r8:80287e08 r7:df9e9e60 r6:84836d80 r5:844d2400 [ 1324.610446][ T32] r4:00000001 [ 1324.610524][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.610622][ T32] Exception stack(0xdf9f9fb0 to 0xdf9f9ff8) [ 1324.610656][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.610710][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.610809][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.610845][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.610868][ T32] r4:848672c0 [ 1324.611297][ T32] INFO: task kworker/1:6:3123 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1324.611332][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.611538][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.611760][ T32] Call trace: [ 1324.611901][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.611995][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1324.612026][ T32] r4:00000000 [ 1324.612047][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.612211][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1324.612324][ T32] 9d20: e3599000 ecaed000 00000001 80239b98 7f1f9000 00000001 [ 1324.612358][ T32] 9d40: 82ac15a0 7f1f9000 ecaed000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1324.612435][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1324.612462][ T32] r5:80000013 r4:80239bb0 [ 1324.612483][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.612524][ T32] r4:82ac21e4 [ 1324.612544][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.612585][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1324.612607][ T32] r4:e05d9dc0 [ 1324.612671][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.612739][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506bf80 [ 1324.612764][ T32] r4:00000000 [ 1324.612785][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.612830][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1324.612876][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.612921][ T32] r5:00001000 r4:e0045000 [ 1324.612960][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.613004][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.613184][ T32] r5:84af778c r4:84af7400 [ 1324.613208][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.613254][ T32] r7:dddced80 r6:83018000 r5:84af778c r4:8506c780 [ 1324.613275][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.613319][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.613341][ T32] r4:8506c780 [ 1324.613359][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.613403][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1324.613424][ T32] r4:00000001 [ 1324.613442][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.613503][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1324.613573][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.613606][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.613632][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.613659][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.613691][ T32] r4:8506bc80 [ 1324.613728][ T32] INFO: task kworker/1:7:3126 blocked for more than 451 seconds. [ 1324.613766][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.613845][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.613883][ T32] task:kworker/1:7 state:D stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.613932][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.614186][ T32] Call trace: [ 1324.614238][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1324.614330][ T32] r10:8291a684 r9:dfa0dd84 r8:00000002 r7:60000113 r6:dfa0dd8c r5:841f0000 [ 1324.614358][ T32] r4:841f0000 [ 1324.614378][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1324.614448][ T32] r5:841f0000 r4:8291a680 [ 1324.614473][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.614680][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.614779][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa0de08 [ 1324.614816][ T32] r4:00000000 [ 1324.614861][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1324.614903][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.614937][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.614993][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1324.615092][ T32] r4:00000000 [ 1324.615126][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.615173][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1324.615195][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.615236][ T32] r5:00001000 r4:e0053000 [ 1324.615300][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.615343][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.615388][ T32] r5:84af7b8c r4:84af7800 [ 1324.615509][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.615719][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1324.615754][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.615828][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.615943][ T32] r4:84864380 [ 1324.616051][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.616153][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1324.616179][ T32] r4:00000001 [ 1324.616198][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.616234][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1324.616271][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.616302][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.616329][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.616387][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.616412][ T32] r4:84867140 [ 1324.616683][ T32] INFO: task kworker/1:7:3126 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1324.616737][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.616798][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.616919][ T32] Call trace: [ 1324.617116][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.617170][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1324.617192][ T32] r4:00000000 [ 1324.617212][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.617276][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1324.617307][ T32] 9d20: e3599000 ecaed000 00000001 80239b98 7f1f9000 00000001 [ 1324.617390][ T32] 9d40: 82ac15a0 7f1f9000 ecaed000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1324.617418][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1324.617497][ T32] r5:80000013 r4:80239bb0 [ 1324.617606][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.617717][ T32] r4:82ac21e4 [ 1324.617746][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.617790][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1324.617812][ T32] r4:e05d9dc0 [ 1324.617831][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.617871][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506bf80 [ 1324.617893][ T32] r4:00000000 [ 1324.617912][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.618015][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1324.618042][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.618084][ T32] r5:00001000 r4:e0045000 [ 1324.618129][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.618180][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.618223][ T32] r5:84af778c r4:84af7400 [ 1324.618241][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.618286][ T32] r7:dddced80 r6:83018000 r5:84af778c r4:8506c780 [ 1324.618306][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.618350][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.618392][ T32] r4:8506c780 [ 1324.618504][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.641258][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1324.641312][ T32] r4:00000001 [ 1324.641338][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.641401][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1324.641461][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.641494][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.641520][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.641553][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.641632][ T32] r4:8506bc80 [ 1324.641687][ T32] INFO: task kworker/1:8:3127 blocked for more than 451 seconds. [ 1324.641724][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.641778][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.641839][ T32] task:kworker/1:8 state:D stack:0 pid:3127 tgid:3127 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.641915][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.642011][ T32] Call trace: [ 1324.642073][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1324.642136][ T32] r10:8291a684 r9:dfa11d84 r8:00000002 r7:60000113 r6:dfa11d8c r5:841f0c00 [ 1324.642187][ T32] r4:841f0c00 [ 1324.642211][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1324.642258][ T32] r5:841f0c00 r4:8291a680 [ 1324.642292][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.642339][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.642412][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa11e08 [ 1324.642449][ T32] r4:00000000 [ 1324.642474][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1324.642511][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.642550][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.642592][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848673c0 [ 1324.642614][ T32] r4:00000000 [ 1324.642633][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.642678][ T32] r9:83018205 r8:841f0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1324.642700][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.642783][ T32] r5:00001000 r4:dff2f000 [ 1324.642821][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.642884][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.642942][ T32] r5:84a70b8c r4:84a70800 [ 1324.642964][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.643018][ T32] r7:ddde2d80 r6:83018200 r5:84a70b8c r4:84864000 [ 1324.643041][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.643086][ T32] r10:61c88647 r9:841f0c00 r8:8486402c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.643108][ T32] r4:84864000 [ 1324.643211][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.643266][ T32] r10:00000000 r9:84864000 r8:80287e08 r7:df9e9e60 r6:84836a80 r5:841f0c00 [ 1324.643317][ T32] r4:00000001 [ 1324.643346][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.643383][ T32] Exception stack(0xdfa11fb0 to 0xdfa11ff8) [ 1324.643408][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.643463][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.643512][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.643572][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.643597][ T32] r4:848671c0 [ 1324.644055][ T32] INFO: task kworker/1:8:3127 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1324.644172][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.644276][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.644390][ T32] Call trace: [ 1324.644436][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.644524][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1324.644552][ T32] r4:00000000 [ 1324.644589][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.644663][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1324.644718][ T32] 9d20: e39eb000 ecaed000 00000001 80239b98 7f1f9000 00000001 [ 1324.644783][ T32] 9d40: 82ac15a0 7f1f9000 ecaed000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1324.644870][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1324.644897][ T32] r5:80000013 r4:80239bb0 [ 1324.644919][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.644992][ T32] r4:82ac21e4 [ 1324.645038][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.645113][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1324.645142][ T32] r4:e05d9dc0 [ 1324.645204][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.645252][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506bf80 [ 1324.645302][ T32] r4:00000000 [ 1324.645355][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.645407][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1324.645429][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.645472][ T32] r5:00001000 r4:e0045000 [ 1324.645492][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.645530][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.645571][ T32] r5:84af778c r4:84af7400 [ 1324.645590][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.645634][ T32] r7:dddced80 r6:83018000 r5:84af778c r4:8506c780 [ 1324.645683][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.645741][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.645854][ T32] r4:8506c780 [ 1324.645878][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.645926][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1324.646035][ T32] r4:00000001 [ 1324.646060][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.646098][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1324.646144][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.646175][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.646228][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.646259][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.646311][ T32] r4:8506bc80 [ 1324.646340][ T32] INFO: task kworker/1:9:3129 blocked for more than 451 seconds. [ 1324.646368][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.646393][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.646413][ T32] task:kworker/1:9 state:D stack:0 pid:3129 tgid:3129 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.646458][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.646500][ T32] Call trace: [ 1324.646561][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1324.646608][ T32] r10:8291a684 r9:dfa2dd84 r8:00000002 r7:60000113 r6:dfa2dd8c r5:841f1800 [ 1324.646630][ T32] r4:841f1800 [ 1324.646649][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1324.646690][ T32] r5:841f1800 r4:8291a680 [ 1324.646710][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.646789][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.646901][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa2de08 [ 1324.646999][ T32] r4:00000000 [ 1324.647029][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1324.647065][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.647099][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.647166][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850969c0 [ 1324.647191][ T32] r4:00000000 [ 1324.647237][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.647285][ T32] r9:83018205 r8:841f1800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1324.647308][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.647350][ T32] r5:00001000 r4:dfe41000 [ 1324.647395][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.647493][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.647540][ T32] r5:84bdd38c r4:84bdd000 [ 1324.647562][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.647607][ T32] r7:ddde2d80 r6:83018200 r5:84bdd38c r4:84864d80 [ 1324.647628][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.647673][ T32] r10:61c88647 r9:841f1800 r8:84864dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.647755][ T32] r4:84864d80 [ 1324.647779][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.647824][ T32] r10:00000000 r9:84864d80 r8:80287e08 r7:df9e9e60 r6:84836980 r5:841f1800 [ 1324.647931][ T32] r4:00000001 [ 1324.647956][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.647993][ T32] Exception stack(0xdfa2dfb0 to 0xdfa2dff8) [ 1324.648019][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.648119][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.648149][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.648179][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.648435][ T32] r4:84867400 [ 1324.671488][ T32] INFO: task kworker/1:9:3129 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1324.671627][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.671774][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.671911][ T32] Call trace: [ 1324.671956][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.672052][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1324.672099][ T32] r4:00000000 [ 1324.672130][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.672182][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1324.672245][ T32] 9d20: e3c95000 ecaed000 00000001 80239b98 7f1f9000 00000001 [ 1324.672287][ T32] 9d40: 82ac15a0 7f1f9000 ecaed000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1324.672369][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1324.672399][ T32] r5:80000013 r4:80239bb0 [ 1324.672460][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.672566][ T32] r4:82ac21e4 [ 1324.672592][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.672636][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1324.672659][ T32] r4:e05d9dc0 [ 1324.672740][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.672791][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506bf80 [ 1324.672814][ T32] r4:00000000 [ 1324.672833][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.672883][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1324.672906][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.672948][ T32] r5:00001000 r4:e0045000 [ 1324.672967][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.673008][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.673050][ T32] r5:84af778c r4:84af7400 [ 1324.673071][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.673117][ T32] r7:dddced80 r6:83018000 r5:84af778c r4:8506c780 [ 1324.673138][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.673183][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.673204][ T32] r4:8506c780 [ 1324.673223][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.673268][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1324.673290][ T32] r4:00000001 [ 1324.673323][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.673374][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1324.673400][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.673429][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.673483][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.673543][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.673569][ T32] r4:8506bc80 [ 1324.673636][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.673710][ T32] INFO: task kworker/1:10:3131 blocked for more than 451 seconds. [ 1324.673754][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.673810][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.673840][ T32] task:kworker/1:10 state:D stack:0 pid:3131 tgid:3131 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.673922][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.673970][ T32] Call trace: [ 1324.674059][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1324.674109][ T32] r10:8291a684 r9:dfa3dd84 r8:00000002 r7:60000113 r6:dfa3dd8c r5:841f5400 [ 1324.674131][ T32] r4:841f5400 [ 1324.674233][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1324.674306][ T32] r5:841f5400 r4:8291a680 [ 1324.674331][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.674476][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.674523][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa3de08 [ 1324.674576][ T32] r4:00000000 [ 1324.674631][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1324.674701][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.674796][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.674847][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850a3bc0 [ 1324.674873][ T32] r4:00000000 [ 1324.674893][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.674945][ T32] r9:83018205 r8:841f5400 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [ 1324.675141][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.675239][ T32] r5:00001000 r4:dfacd000 [ 1324.675351][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.675394][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.675436][ T32] r5:84bde38c r4:84bde000 [ 1324.675482][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.675532][ T32] r7:ddde2d80 r6:83018200 r5:84bde38c r4:84864280 [ 1324.675553][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.675626][ T32] r10:61c88647 r9:841f5400 r8:848642ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.675653][ T32] r4:84864280 [ 1324.675673][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.675743][ T32] r10:00000000 r9:84864280 r8:80287e08 r7:df9e9e60 r6:84836480 r5:841f5400 [ 1324.675769][ T32] r4:00000001 [ 1324.675788][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.675823][ T32] Exception stack(0xdfa3dfb0 to 0xdfa3dff8) [ 1324.675861][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.675892][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.675919][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.675946][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.676000][ T32] r4:848677c0 [ 1324.676348][ T32] INFO: task kworker/1:10:3131 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1324.676466][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.676788][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.676896][ T32] Call trace: [ 1324.676930][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.676980][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1324.677001][ T32] r4:00000000 [ 1324.677110][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.677153][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1324.677182][ T32] 9d20: e3c95000 ecaed000 00000001 80239b98 7f1f9000 00000001 [ 1324.677210][ T32] 9d40: 82ac15a0 7f1f9000 ecaed000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1324.677234][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1324.677275][ T32] r5:80000013 r4:80239bb0 [ 1324.677298][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.677391][ T32] r4:82ac21e4 [ 1324.677443][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.677488][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1324.677511][ T32] r4:e05d9dc0 [ 1324.677529][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.677570][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506bf80 [ 1324.677606][ T32] r4:00000000 [ 1324.677636][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.677681][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1324.677702][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.677751][ T32] r5:00001000 r4:e0045000 [ 1324.677826][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.677904][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.678007][ T32] r5:84af778c r4:84af7400 [ 1324.678090][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.678166][ T32] r7:dddced80 r6:83018000 r5:84af778c r4:8506c780 [ 1324.678219][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.678269][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.678291][ T32] r4:8506c780 [ 1324.678328][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.678380][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1324.678409][ T32] r4:00000001 [ 1324.678541][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.701153][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1324.701226][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.701288][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.701346][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.701402][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.701430][ T32] r4:8506bc80 [ 1324.701455][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.701514][ T32] INFO: task kworker/1:11:3133 blocked for more than 451 seconds. [ 1324.701552][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.701578][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.701600][ T32] task:kworker/1:11 state:D stack:0 pid:3133 tgid:3133 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.701675][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.701772][ T32] Call trace: [ 1324.701835][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1324.701895][ T32] r10:8291a684 r9:dfa4dd84 r8:00000002 r7:60000013 r6:dfa4dd8c r5:841f6000 [ 1324.701918][ T32] r4:841f6000 [ 1324.701964][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1324.702011][ T32] r5:841f6000 r4:8291a680 [ 1324.702085][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.702134][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.702177][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa4de08 [ 1324.702201][ T32] r4:00000000 [ 1324.702247][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1324.702337][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.702409][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.702463][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851a7bc0 [ 1324.702485][ T32] r4:00000000 [ 1324.702505][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.702550][ T32] r9:83018205 r8:841f6000 r7:00000000 r6:83018200 r5:00001000 r4:7f027000 [ 1324.702572][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.702614][ T32] r5:00001000 r4:df9db000 [ 1324.702633][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.702671][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.702712][ T32] r5:84bdef8c r4:84bdec00 [ 1324.702732][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.702823][ T32] r7:ddde2d80 r6:83018200 r5:84bdef8c r4:84864300 [ 1324.702856][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.702904][ T32] r10:61c88647 r9:841f6000 r8:8486432c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.702929][ T32] r4:84864300 [ 1324.702985][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.703072][ T32] r10:00000000 r9:84864300 r8:80287e08 r7:df9e9e60 r6:847ccd00 r5:841f6000 [ 1324.703099][ T32] r4:00000001 [ 1324.703118][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.703173][ T32] Exception stack(0xdfa4dfb0 to 0xdfa4dff8) [ 1324.703229][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.703288][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.703494][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.703586][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.703611][ T32] r4:84867740 [ 1324.704110][ T32] INFO: task kworker/1:11:3133 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1324.704208][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.704335][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.704386][ T32] Call trace: [ 1324.704415][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.704517][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1324.704545][ T32] r4:00000000 [ 1324.704629][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.704701][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1324.704774][ T32] 9d20: e40e7000 ecaed000 00000001 80239b98 7f1f9000 00000001 [ 1324.704844][ T32] 9d40: 82ac15a0 7f1f9000 ecaed000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1324.704914][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1324.704995][ T32] r5:80000013 r4:80239bb0 [ 1324.705085][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.705133][ T32] r4:82ac21e4 [ 1324.705238][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.705284][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1324.705336][ T32] r4:e05d9dc0 [ 1324.705360][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.705420][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506bf80 [ 1324.705445][ T32] r4:00000000 [ 1324.705516][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.705577][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1324.705601][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.705645][ T32] r5:00001000 r4:e0045000 [ 1324.705665][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.705703][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.705753][ T32] r5:84af778c r4:84af7400 [ 1324.705773][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.705818][ T32] r7:dddced80 r6:83018000 r5:84af778c r4:8506c780 [ 1324.705839][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.705920][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.705947][ T32] r4:8506c780 [ 1324.705993][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.706096][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1324.706122][ T32] r4:00000001 [ 1324.706141][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.706204][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1324.706309][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.706342][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.706369][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.706396][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.706419][ T32] r4:8506bc80 [ 1324.706490][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.706561][ T32] INFO: task kworker/1:12:3135 blocked for more than 451 seconds. [ 1324.706594][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.706671][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.706766][ T32] task:kworker/1:12 state:D stack:0 pid:3135 tgid:3135 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.706889][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.706962][ T32] Call trace: [ 1324.706998][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1324.707046][ T32] r10:8291a684 r9:dfa59d84 r8:00000002 r7:60000113 r6:dfa59d8c r5:83236000 [ 1324.707140][ T32] r4:83236000 [ 1324.707217][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1324.707319][ T32] r5:83236000 r4:8291a680 [ 1324.707395][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.707446][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.707488][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa59e08 [ 1324.707510][ T32] r4:00000000 [ 1324.707528][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1324.707562][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.707595][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.707687][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850da2c0 [ 1324.707750][ T32] r4:00000000 [ 1324.707775][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.707822][ T32] r9:83018205 r8:83236000 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [ 1324.707864][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.707976][ T32] r5:00001000 r4:dfb89000 [ 1324.708002][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.708043][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.708083][ T32] r5:851feb8c r4:851fe800 [ 1324.708102][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.708146][ T32] r7:ddde2d80 r6:83018200 r5:851feb8c r4:84864580 [ 1324.708165][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.708209][ T32] r10:61c88647 r9:83236000 r8:848645ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.708285][ T32] r4:84864580 [ 1324.708335][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.708389][ T32] r10:00000000 r9:84864580 r8:80287e08 r7:df9e9e60 r6:840bfd00 r5:83236000 [ 1324.708538][ T32] r4:00000001 [ 1324.722233][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.722317][ T32] Exception stack(0xdfa59fb0 to 0xdfa59ff8) [ 1324.722377][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.722411][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.722492][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.722553][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.722588][ T32] r4:84867880 [ 1324.723081][ T32] INFO: task kworker/1:12:3135 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1324.723162][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.723370][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.723495][ T32] Call trace: [ 1324.723540][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.723594][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1324.723617][ T32] r4:00000000 [ 1324.723774][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.723831][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1324.723889][ T32] 9d20: e40e7000 ecaed000 00000001 80239b98 7f1f9000 00000001 [ 1324.723952][ T32] 9d40: 82ac15a0 7f1f9000 ecaed000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1324.723981][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1324.724005][ T32] r5:80000013 r4:80239bb0 [ 1324.724027][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.724071][ T32] r4:82ac21e4 [ 1324.724118][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.724164][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1324.724266][ T32] r4:e05d9dc0 [ 1324.724289][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.724358][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506bf80 [ 1324.724384][ T32] r4:00000000 [ 1324.724405][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.724452][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1324.724503][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.724548][ T32] r5:00001000 r4:e0045000 [ 1324.724591][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.724740][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.724797][ T32] r5:84af778c r4:84af7400 [ 1324.724847][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.724900][ T32] r7:dddced80 r6:83018000 r5:84af778c r4:8506c780 [ 1324.724922][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.725070][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.725105][ T32] r4:8506c780 [ 1324.725154][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.725205][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1324.725228][ T32] r4:00000001 [ 1324.725329][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.725369][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1324.725396][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.725450][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.725480][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.725508][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.725555][ T32] r4:8506bc80 [ 1324.725579][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.725661][ T32] INFO: task kworker/1:13:3137 blocked for more than 451 seconds. [ 1324.725698][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.725768][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.725799][ T32] task:kworker/1:13 state:D stack:0 pid:3137 tgid:3137 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.725846][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.725888][ T32] Call trace: [ 1324.725945][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1324.726005][ T32] r10:8291a684 r9:dfa6dd84 r8:00000002 r7:60000113 r6:dfa6dd8c r5:841f6c00 [ 1324.726029][ T32] r4:841f6c00 [ 1324.726049][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1324.726089][ T32] r5:841f6c00 r4:8291a680 [ 1324.726108][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.726146][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.726199][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa6de08 [ 1324.726225][ T32] r4:00000000 [ 1324.726244][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1324.726279][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.726315][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.726434][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852dda40 [ 1324.726469][ T32] r4:00000000 [ 1324.726490][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.726541][ T32] r9:83018205 r8:841f6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [ 1324.726564][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.726645][ T32] r5:00001000 r4:dfaf3000 [ 1324.726675][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.726853][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.726905][ T32] r5:851ff78c r4:851ff400 [ 1324.726927][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.727000][ T32] r7:ddde2d80 r6:83018200 r5:851ff78c r4:84864500 [ 1324.727027][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.727209][ T32] r10:61c88647 r9:841f6c00 r8:8486452c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.727242][ T32] r4:84864500 [ 1324.727262][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.727306][ T32] r10:00000000 r9:84864500 r8:80287e08 r7:df9e9e60 r6:83c57700 r5:841f6c00 [ 1324.727347][ T32] r4:00000001 [ 1324.727371][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.727435][ T32] Exception stack(0xdfa6dfb0 to 0xdfa6dff8) [ 1324.727493][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.727525][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.727562][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.727620][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.727671][ T32] r4:84867a40 [ 1324.728006][ T32] INFO: task kworker/1:13:3137 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1324.728044][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.728242][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.728291][ T32] Call trace: [ 1324.728348][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.728423][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1324.747078][ T32] r4:00000000 [ 1324.747163][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.747232][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1324.747338][ T32] 9d20: e444a000 ecaed000 00000001 80239b98 7f1f9000 00000001 [ 1324.747373][ T32] 9d40: 82ac15a0 7f1f9000 ecaed000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1324.747514][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1324.747544][ T32] r5:80000013 r4:80239bb0 [ 1324.747607][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.747701][ T32] r4:82ac21e4 [ 1324.747727][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.747807][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1324.747834][ T32] r4:e05d9dc0 [ 1324.747854][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.747899][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506bf80 [ 1324.747980][ T32] r4:00000000 [ 1324.748005][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.748078][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1324.748177][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.748227][ T32] r5:00001000 r4:e0045000 [ 1324.748275][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.748318][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.748521][ T32] r5:84af778c r4:84af7400 [ 1324.749030][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.749104][ T32] r7:dddced80 r6:83018000 r5:84af778c r4:8506c780 [ 1324.749126][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.749174][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.749195][ T32] r4:8506c780 [ 1324.749215][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.749287][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1324.749341][ T32] r4:00000001 [ 1324.749366][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.749404][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1324.749432][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.749459][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.749628][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.749661][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.749683][ T32] r4:8506bc80 [ 1324.749706][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.749755][ T32] INFO: task kworker/1:14:3139 blocked for more than 451 seconds. [ 1324.749863][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.749961][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.749987][ T32] task:kworker/1:14 state:D stack:0 pid:3139 tgid:3139 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.750089][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.750218][ T32] Call trace: [ 1324.750251][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1324.750301][ T32] r10:8291a684 r9:dfa75d84 r8:00000002 r7:60000113 r6:dfa75d8c r5:841cec00 [ 1324.750323][ T32] r4:841cec00 [ 1324.750369][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1324.750428][ T32] r5:841cec00 r4:8291a680 [ 1324.750480][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.750533][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.750659][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa75e08 [ 1324.750686][ T32] r4:00000000 [ 1324.750716][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1324.750810][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.750884][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.750930][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d4ac0 [ 1324.751032][ T32] r4:00000000 [ 1324.751058][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.751110][ T32] r9:83018205 r8:841cec00 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [ 1324.751137][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.751181][ T32] r5:00001000 r4:dfb93000 [ 1324.751231][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.751280][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.751376][ T32] r5:8531578c r4:85315400 [ 1324.751466][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.751584][ T32] r7:ddde2d80 r6:83018200 r5:8531578c r4:84864600 [ 1324.751660][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.751748][ T32] r10:61c88647 r9:841cec00 r8:8486462c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.751776][ T32] r4:84864600 [ 1324.751795][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.751839][ T32] r10:00000000 r9:84864600 r8:80287e08 r7:df9e9e60 r6:83c57680 r5:841cec00 [ 1324.751889][ T32] r4:00000001 [ 1324.751915][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.751961][ T32] Exception stack(0xdfa75fb0 to 0xdfa75ff8) [ 1324.751990][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.752229][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.752271][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.752302][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.752324][ T32] r4:84867a00 [ 1324.752762][ T32] INFO: task kworker/1:14:3139 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1324.752797][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.752872][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.752916][ T32] Call trace: [ 1324.752945][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.753020][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1324.753047][ T32] r4:00000000 [ 1324.753068][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.753136][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1324.753253][ T32] 9d20: e444a000 ecaed000 00000001 80239b98 7f1f9000 00000001 [ 1324.753321][ T32] 9d40: 82ac15a0 7f1f9000 ecaed000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1324.753360][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1324.753400][ T32] r5:80000013 r4:80239bb0 [ 1324.753437][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.753482][ T32] r4:82ac21e4 [ 1324.753513][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.753569][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1324.753606][ T32] r4:e05d9dc0 [ 1324.753628][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.753670][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506bf80 [ 1324.753693][ T32] r4:00000000 [ 1324.753713][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.753765][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1324.753785][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.753827][ T32] r5:00001000 r4:e0045000 [ 1324.753847][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.753886][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.753928][ T32] r5:84af778c r4:84af7400 [ 1324.753949][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.754012][ T32] r7:dddced80 r6:83018000 r5:84af778c r4:8506c780 [ 1324.754039][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.754118][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.754171][ T32] r4:8506c780 [ 1324.754296][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.754398][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1324.754425][ T32] r4:00000001 [ 1324.754445][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.754479][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1324.754504][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.754571][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.754632][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.754686][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.754816][ T32] r4:8506bc80 [ 1324.754851][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.754878][ T32] INFO: task kworker/1:15:3142 blocked for more than 451 seconds. [ 1324.754907][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.754930][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.754985][ T32] task:kworker/1:15 state:D stack:0 pid:3142 tgid:3142 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.755121][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.755320][ T32] Call trace: [ 1324.755359][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1324.755407][ T32] r10:8291a684 r9:dfa91d84 r8:00000002 r7:60000113 r6:dfa91d8c r5:841cd400 [ 1324.755429][ T32] r4:841cd400 [ 1324.755448][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1324.755544][ T32] r5:841cd400 r4:8291a680 [ 1324.755622][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.755719][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.755826][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa91e08 [ 1324.755904][ T32] r4:00000000 [ 1324.755927][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1324.755962][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.755995][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.756033][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853b4200 [ 1324.756057][ T32] r4:00000000 [ 1324.756102][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.756151][ T32] r9:83018205 r8:841cd400 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [ 1324.756198][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.756296][ T32] r5:00001000 r4:dfd6b000 [ 1324.756326][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.756369][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.756437][ T32] r5:84a7278c r4:84a72400 [ 1324.756489][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.756538][ T32] r7:ddde2d80 r6:83018200 r5:84a7278c r4:84864780 [ 1324.756558][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.756603][ T32] r10:61c88647 r9:841cd400 r8:848647ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.756626][ T32] r4:84864780 [ 1324.756657][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.756705][ T32] r10:00000000 r9:84864780 r8:80287e08 r7:dfa75e60 r6:83c61300 r5:841cd400 [ 1324.756743][ T32] r4:00000001 [ 1324.756766][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.756840][ T32] Exception stack(0xdfa91fb0 to 0xdfa91ff8) [ 1324.756897][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.756928][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.756954][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.756983][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.757032][ T32] r4:84867bc0 [ 1324.757320][ T32] INFO: task kworker/1:15:3142 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1324.757383][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.757472][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.757686][ T32] Call trace: [ 1324.757769][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.757832][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1324.757899][ T32] r4:00000000 [ 1324.757923][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.757974][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1324.758005][ T32] 9d20: e444a000 ecaed000 00000001 80239b98 7f1f9000 00000001 [ 1324.758034][ T32] 9d40: 82ac15a0 7f1f9000 ecaed000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1324.758086][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1324.758192][ T32] r5:80000013 r4:80239bb0 [ 1324.758218][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.758291][ T32] r4:82ac21e4 [ 1324.758325][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.758381][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1324.758419][ T32] r4:e05d9dc0 [ 1324.784854][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.785047][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506bf80 [ 1324.785112][ T32] r4:00000000 [ 1324.785139][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.785192][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1324.785215][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.785260][ T32] r5:00001000 r4:e0045000 [ 1324.785280][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.785318][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.785387][ T32] r5:84af778c r4:84af7400 [ 1324.785412][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.785462][ T32] r7:dddced80 r6:83018000 r5:84af778c r4:8506c780 [ 1324.785484][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.785582][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.785610][ T32] r4:8506c780 [ 1324.785633][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.785749][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1324.785787][ T32] r4:00000001 [ 1324.785809][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.785849][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1324.785941][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.786034][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.786065][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.786095][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.786204][ T32] r4:8506bc80 [ 1324.786231][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.786262][ T32] INFO: task kworker/1:16:3144 blocked for more than 451 seconds. [ 1324.786294][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.786331][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.786358][ T32] task:kworker/1:16 state:D stack:0 pid:3144 tgid:3144 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.786461][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.786509][ T32] Call trace: [ 1324.786540][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1324.786590][ T32] r10:8291a684 r9:dfaa1d84 r8:00000002 r7:60000113 r6:dfaa1d8c r5:841cb000 [ 1324.786707][ T32] r4:841cb000 [ 1324.786772][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1324.786853][ T32] r5:841cb000 r4:8291a680 [ 1324.786879][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.786920][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.786961][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfaa1e08 [ 1324.786999][ T32] r4:00000000 [ 1324.787023][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1324.787058][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.787134][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.787178][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854757c0 [ 1324.787200][ T32] r4:00000000 [ 1324.787219][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.787262][ T32] r9:83018205 r8:841cb000 r7:00000000 r6:83018200 r5:00001000 r4:7f025000 [ 1324.787306][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.787351][ T32] r5:00001000 r4:dfa13000 [ 1324.787396][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.787438][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.787480][ T32] r5:85315b8c r4:85315800 [ 1324.787500][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.787543][ T32] r7:ddde2d80 r6:83018200 r5:85315b8c r4:84864700 [ 1324.787563][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.787636][ T32] r10:61c88647 r9:841cb000 r8:8486472c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.787742][ T32] r4:84864700 [ 1324.787765][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.787810][ T32] r10:00000000 r9:84864700 r8:80287e08 r7:dfa75e60 r6:83c61280 r5:841cb000 [ 1324.787887][ T32] r4:00000001 [ 1324.788007][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.788100][ T32] Exception stack(0xdfaa1fb0 to 0xdfaa1ff8) [ 1324.788193][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.788280][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.788311][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.788339][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.788362][ T32] r4:84867cc0 [ 1324.801930][ T32] INFO: task kworker/1:16:3144 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1324.802055][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.802381][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.802477][ T32] Call trace: [ 1324.802606][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.802668][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1324.802692][ T32] r4:00000000 [ 1324.802856][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.802916][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1324.802962][ T32] 9d20: e485b000 ecaed000 00000001 80239b98 7f1f9000 00000001 [ 1324.803051][ T32] 9d40: 82ac15a0 7f1f9000 ecaed000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1324.803088][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1324.803141][ T32] r5:80000013 r4:80239bb0 [ 1324.803166][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.803237][ T32] r4:82ac21e4 [ 1324.803314][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.803384][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1324.803488][ T32] r4:e05d9dc0 [ 1324.803515][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.803562][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506bf80 [ 1324.803593][ T32] r4:00000000 [ 1324.803681][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.803731][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1324.803771][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.803817][ T32] r5:00001000 r4:e0045000 [ 1324.803837][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.803876][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.803919][ T32] r5:84af778c r4:84af7400 [ 1324.803939][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.804011][ T32] r7:dddced80 r6:83018000 r5:84af778c r4:8506c780 [ 1324.804038][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.804087][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.804135][ T32] r4:8506c780 [ 1324.804159][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.804212][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1324.804236][ T32] r4:00000001 [ 1324.804255][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.804291][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1324.804317][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.804371][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.804432][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.804517][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.804569][ T32] r4:8506bc80 [ 1324.804688][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.804723][ T32] INFO: task kworker/1:17:3146 blocked for more than 451 seconds. [ 1324.804763][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.804788][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.804838][ T32] task:kworker/1:17 state:D stack:0 pid:3146 tgid:3146 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.804927][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.804972][ T32] Call trace: [ 1324.805007][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1324.805081][ T32] r10:8291a684 r9:df9a9d84 r8:00000002 r7:60000113 r6:df9a9d8c r5:83b08000 [ 1324.805107][ T32] r4:83b08000 [ 1324.805128][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1324.805199][ T32] r5:83b08000 r4:8291a680 [ 1324.805222][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.805291][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.805388][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9a9e08 [ 1324.805419][ T32] r4:00000000 [ 1324.805440][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1324.805477][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.805511][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.805550][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d76c0 [ 1324.805571][ T32] r4:00000000 [ 1324.805590][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.805633][ T32] r9:83018205 r8:83b08000 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 1324.805654][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.805694][ T32] r5:00001000 r4:dfaa3000 [ 1324.805713][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.805762][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.805858][ T32] r5:854aaf8c r4:854aac00 [ 1324.805881][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.805953][ T32] r7:ddde2d80 r6:83018200 r5:854aaf8c r4:84864680 [ 1324.806005][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.806060][ T32] r10:61c88647 r9:83b08000 r8:848646ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.806082][ T32] r4:84864680 [ 1324.806100][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.806143][ T32] r10:00000000 r9:84864680 r8:80287e08 r7:dfaa1e60 r6:84864800 r5:83b08000 [ 1324.806165][ T32] r4:00000001 [ 1324.806184][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.806220][ T32] Exception stack(0xdf9a9fb0 to 0xdf9a9ff8) [ 1324.806245][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.806285][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.806315][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.806383][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.806486][ T32] r4:84867e80 [ 1324.806848][ T32] INFO: task kworker/1:17:3146 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1324.806895][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.806952][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.807000][ T32] Call trace: [ 1324.807194][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.807251][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1324.807300][ T32] r4:00000000 [ 1324.807395][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.807439][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1324.807467][ T32] 9d20: e485b000 ecaed000 00000001 80239b98 7f1f9000 00000001 [ 1324.807566][ T32] 9d40: 82ac15a0 7f1f9000 ecaed000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1324.807636][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1324.807741][ T32] r5:80000013 r4:80239bb0 [ 1324.807772][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.807813][ T32] r4:82ac21e4 [ 1324.807833][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.807931][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1324.808021][ T32] r4:e05d9dc0 [ 1324.808053][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.808095][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506bf80 [ 1324.808117][ T32] r4:00000000 [ 1324.808137][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.808194][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1324.808219][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.808263][ T32] r5:00001000 r4:e0045000 [ 1324.808309][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.808501][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.829855][ T32] r5:84af778c r4:84af7400 [ 1324.829986][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.830059][ T32] r7:dddced80 r6:83018000 r5:84af778c r4:8506c780 [ 1324.830082][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.830185][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.830284][ T32] r4:8506c780 [ 1324.830308][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.830357][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1324.830381][ T32] r4:00000001 [ 1324.830400][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.830436][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1324.830467][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.830548][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.830580][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.830663][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.830762][ T32] r4:8506bc80 [ 1324.830808][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.830865][ T32] INFO: task kworker/1:18:3148 blocked for more than 451 seconds. [ 1324.830929][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.830975][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.830999][ T32] task:kworker/1:18 state:D stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.831056][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.831184][ T32] Call trace: [ 1324.831253][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1324.831309][ T32] r10:8291a684 r9:df9a1d84 r8:00000002 r7:60000113 r6:df9a1d8c r5:83b09800 [ 1324.831360][ T32] r4:83b09800 [ 1324.831392][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1324.831436][ T32] r5:83b09800 r4:8291a680 [ 1324.831538][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.831582][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.831622][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9a1e08 [ 1324.831670][ T32] r4:00000000 [ 1324.831693][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1324.831745][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.831788][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.831845][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8560d600 [ 1324.831870][ T32] r4:00000000 [ 1324.831890][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.831934][ T32] r9:83018205 r8:83b09800 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [ 1324.831955][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.831995][ T32] r5:00001000 r4:eb2a3000 [ 1324.832082][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.832131][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.832175][ T32] r5:854bf78c r4:854bf400 [ 1324.832194][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.832237][ T32] r7:ddde2d80 r6:83018200 r5:854bf78c r4:84864880 [ 1324.832285][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.832336][ T32] r10:61c88647 r9:83b09800 r8:848648ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.832358][ T32] r4:84864880 [ 1324.832376][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.832419][ T32] r10:00000000 r9:84864880 r8:80287e08 r7:df9a9e60 r6:84864900 r5:83b09800 [ 1324.832441][ T32] r4:00000001 [ 1324.832546][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.832585][ T32] Exception stack(0xdf9a1fb0 to 0xdf9a1ff8) [ 1324.832611][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.832639][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.832744][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.832779][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.832802][ T32] r4:84867e80 [ 1324.833256][ T32] INFO: task kworker/1:18:3148 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1324.833497][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.833560][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.833604][ T32] Call trace: [ 1324.833633][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.833680][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1324.833702][ T32] r4:00000000 [ 1324.833729][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.833777][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1324.833806][ T32] 9d20: e4acf000 ecaed000 00000001 80239b98 7f1f9000 00000001 [ 1324.833987][ T32] 9d40: 82ac15a0 7f1f9000 ecaed000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1324.834025][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1324.834050][ T32] r5:80000013 r4:80239bb0 [ 1324.834071][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.834259][ T32] r4:82ac21e4 [ 1324.834284][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.834353][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1324.834447][ T32] r4:e05d9dc0 [ 1324.834471][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.834626][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506bf80 [ 1324.834678][ T32] r4:00000000 [ 1324.834760][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.834842][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1324.834868][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.834911][ T32] r5:00001000 r4:e0045000 [ 1324.835120][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.835175][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.835218][ T32] r5:84af778c r4:84af7400 [ 1324.835238][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.835283][ T32] r7:dddced80 r6:83018000 r5:84af778c r4:8506c780 [ 1324.835304][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.835348][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.835465][ T32] r4:8506c780 [ 1324.835490][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.835537][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1324.835559][ T32] r4:00000001 [ 1324.835577][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.835611][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1324.835637][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.835731][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.835779][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.835808][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.835874][ T32] r4:8506bc80 [ 1324.835956][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.836052][ T32] INFO: task kworker/1:19:3149 blocked for more than 451 seconds. [ 1324.836146][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.836230][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.836255][ T32] task:kworker/1:19 state:D stack:0 pid:3149 tgid:3149 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.836385][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.836562][ T32] Call trace: [ 1324.836593][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1324.836640][ T32] r10:8291a684 r9:dfac5d84 r8:00000002 r7:60000013 r6:dfac5d8c r5:841cc800 [ 1324.836663][ T32] r4:841cc800 [ 1324.836682][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1324.836744][ T32] r5:841cc800 r4:8291a680 [ 1324.836861][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.836948][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.837053][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfac5e08 [ 1324.837150][ T32] r4:00000000 [ 1324.837188][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1324.837230][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.837473][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.837519][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854664c0 [ 1324.837583][ T32] r4:00000000 [ 1324.837767][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.837892][ T32] r9:83018205 r8:841cc800 r7:00000000 r6:83018200 r5:00001000 r4:7f0bd000 [ 1324.837921][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.837974][ T32] r5:00001000 r4:eb28d000 [ 1324.838110][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.838212][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.838257][ T32] r5:854bcf8c r4:854bcc00 [ 1324.838277][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.838322][ T32] r7:ddde2d80 r6:83018200 r5:854bcf8c r4:84864980 [ 1324.838342][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.838387][ T32] r10:61c88647 r9:841cc800 r8:848649ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.838423][ T32] r4:84864980 [ 1324.838468][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.861823][ T32] r10:00000000 r9:84864980 r8:80287e08 r7:df9a1e60 r6:83aa6780 r5:841cc800 [ 1324.861869][ T32] r4:00000001 [ 1324.861916][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.862046][ T32] Exception stack(0xdfac5fb0 to 0xdfac5ff8) [ 1324.862116][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.862153][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.862204][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.862248][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.862276][ T32] r4:8456a080 [ 1324.862801][ T32] INFO: task kworker/1:19:3149 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1324.862846][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.862966][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.863042][ T32] Call trace: [ 1324.863114][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.863205][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1324.863299][ T32] r4:00000000 [ 1324.863323][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.863365][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1324.863406][ T32] 9d20: e4e6c000 ecaed000 00000001 80239b98 7f1f9000 00000001 [ 1324.863474][ T32] 9d40: 82ac15a0 7f1f9000 ecaed000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1324.863536][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1324.863566][ T32] r5:80000013 r4:80239bb0 [ 1324.863641][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.863694][ T32] r4:82ac21e4 [ 1324.863717][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.863768][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1324.863793][ T32] r4:e05d9dc0 [ 1324.863813][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.863891][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506bf80 [ 1324.863954][ T32] r4:00000000 [ 1324.863979][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.864028][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1324.864051][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.864094][ T32] r5:00001000 r4:e0045000 [ 1324.864115][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.864190][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.864274][ T32] r5:84af778c r4:84af7400 [ 1324.864301][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.864352][ T32] r7:dddced80 r6:83018000 r5:84af778c r4:8506c780 [ 1324.864375][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.864422][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.864445][ T32] r4:8506c780 [ 1324.864497][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.864673][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1324.864711][ T32] r4:00000001 [ 1324.864733][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.864778][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1324.864822][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.864856][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.864883][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.865002][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.865037][ T32] r4:8506bc80 [ 1324.865096][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.865143][ T32] INFO: task kworker/1:20:3152 blocked for more than 451 seconds. [ 1324.865211][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.865241][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.865284][ T32] task:kworker/1:20 state:D stack:0 pid:3152 tgid:3152 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.865401][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.865446][ T32] Call trace: [ 1324.865476][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1324.865523][ T32] r10:8291a684 r9:dfad5d84 r8:00000002 r7:60000113 r6:dfad5d8c r5:844d1800 [ 1324.865561][ T32] r4:844d1800 [ 1324.865586][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1324.865684][ T32] r5:844d1800 r4:8291a680 [ 1324.865773][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.865870][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.865978][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfad5e08 [ 1324.866004][ T32] r4:00000000 [ 1324.866024][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1324.866059][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.866179][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.866224][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853e4b80 [ 1324.866272][ T32] r4:00000000 [ 1324.866297][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.866344][ T32] r9:83018205 r8:844d1800 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 1324.866367][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.866427][ T32] r5:00001000 r4:dfaf1000 [ 1324.866450][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.866490][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.866575][ T32] r5:854be78c r4:854be400 [ 1324.866599][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.866645][ T32] r7:ddde2d80 r6:83018200 r5:854be78c r4:84864a00 [ 1324.866723][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.866814][ T32] r10:61c88647 r9:844d1800 r8:84864a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.866848][ T32] r4:84864a00 [ 1324.866898][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.866992][ T32] r10:00000000 r9:84864a00 r8:80287e08 r7:df9a1e60 r6:84611d00 r5:844d1800 [ 1324.867019][ T32] r4:00000001 [ 1324.867039][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.867103][ T32] Exception stack(0xdfad5fb0 to 0xdfad5ff8) [ 1324.867135][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.867281][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.867312][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.867342][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.867364][ T32] r4:8456a0c0 [ 1324.867648][ T32] INFO: task kworker/1:20:3152 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1324.867712][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.867781][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.867979][ T32] Call trace: [ 1324.868015][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.868066][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1324.868089][ T32] r4:00000000 [ 1324.868109][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.868148][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1324.868178][ T32] 9d20: e4e6c000 ecaed000 00000001 80239b98 7f1f9000 00000001 [ 1324.868208][ T32] 9d40: 82ac15a0 7f1f9000 ecaed000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1324.868308][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1324.868360][ T32] r5:80000013 r4:80239bb0 [ 1324.868412][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.885303][ T32] r4:82ac21e4 [ 1324.885375][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.885438][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1324.885489][ T32] r4:e05d9dc0 [ 1324.885521][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.885567][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506bf80 [ 1324.885608][ T32] r4:00000000 [ 1324.885638][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.885715][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1324.885802][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.885873][ T32] r5:00001000 r4:e0045000 [ 1324.885957][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.886003][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.886050][ T32] r5:84af778c r4:84af7400 [ 1324.886073][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.886120][ T32] r7:dddced80 r6:83018000 r5:84af778c r4:8506c780 [ 1324.886142][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.886188][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.886222][ T32] r4:8506c780 [ 1324.886246][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.886305][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1324.886360][ T32] r4:00000001 [ 1324.886385][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.886448][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1324.886482][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.886590][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.886622][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.886678][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.886705][ T32] r4:8506bc80 [ 1324.886730][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.886800][ T32] INFO: task kworker/1:21:3154 blocked for more than 451 seconds. [ 1324.886844][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.886870][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.886893][ T32] task:kworker/1:21 state:D stack:0 pid:3154 tgid:3154 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.886951][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.887020][ T32] Call trace: [ 1324.887168][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1324.887287][ T32] r10:8291a684 r9:dfae1d84 r8:00000002 r7:60000113 r6:dfae1d8c r5:832f0000 [ 1324.887315][ T32] r4:832f0000 [ 1324.887353][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1324.887428][ T32] r5:832f0000 r4:8291a680 [ 1324.887456][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.887513][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.887560][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfae1e08 [ 1324.887610][ T32] r4:00000000 [ 1324.887680][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1324.887772][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.887845][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.887892][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856266c0 [ 1324.887914][ T32] r4:00000000 [ 1324.887990][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.888041][ T32] r9:83018205 r8:832f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 1324.888063][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.888131][ T32] r5:00001000 r4:eb14d000 [ 1324.888156][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.888205][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.888283][ T32] r5:855d378c r4:855d3400 [ 1324.888308][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.888482][ T32] r7:ddde2d80 r6:83018200 r5:855d378c r4:84864b00 [ 1324.903047][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.903134][ T32] r10:61c88647 r9:832f0000 r8:84864b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.903160][ T32] r4:84864b00 [ 1324.903181][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.903232][ T32] r10:00000000 r9:84864b00 r8:80287e08 r7:df9a1e60 r6:84611e00 r5:832f0000 [ 1324.903284][ T32] r4:00000001 [ 1324.903326][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.903386][ T32] Exception stack(0xdfae1fb0 to 0xdfae1ff8) [ 1324.903422][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.903453][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.903481][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.903509][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.903532][ T32] r4:8456a300 [ 1324.904006][ T32] INFO: task kworker/1:21:3154 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1324.904050][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.904122][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.904398][ T32] Call trace: [ 1324.904466][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.904520][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1324.904543][ T32] r4:00000000 [ 1324.904589][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.904676][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1324.904742][ T32] 9d20: e54e7000 ecaed000 00000001 80239b98 7f1f9000 00000001 [ 1324.904779][ T32] 9d40: 82ac15a0 7f1f9000 ecaed000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1324.904806][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1324.904851][ T32] r5:80000013 r4:80239bb0 [ 1324.904877][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.904964][ T32] r4:82ac21e4 [ 1324.904989][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.905032][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1324.905054][ T32] r4:e05d9dc0 [ 1324.905072][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.905124][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506bf80 [ 1324.905178][ T32] r4:00000000 [ 1324.905207][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.905255][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1324.905276][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.905343][ T32] r5:00001000 r4:e0045000 [ 1324.905399][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.905450][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.905492][ T32] r5:84af778c r4:84af7400 [ 1324.905523][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.905573][ T32] r7:dddced80 r6:83018000 r5:84af778c r4:8506c780 [ 1324.905601][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.905677][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.905705][ T32] r4:8506c780 [ 1324.905744][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.905795][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1324.905818][ T32] r4:00000001 [ 1324.905839][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.905902][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1324.905961][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.905992][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.906019][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.906062][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.906170][ T32] r4:8506bc80 [ 1324.906196][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.906249][ T32] INFO: task kworker/1:22:3156 blocked for more than 451 seconds. [ 1324.906286][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.906365][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.906426][ T32] task:kworker/1:22 state:D stack:0 pid:3156 tgid:3156 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.906484][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.906526][ T32] Call trace: [ 1324.906613][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1324.906663][ T32] r10:8291a684 r9:dfaedd84 r8:00000002 r7:60000113 r6:dfaedd8c r5:832f3c00 [ 1324.906713][ T32] r4:832f3c00 [ 1324.906765][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1324.906821][ T32] r5:832f3c00 r4:8291a680 [ 1324.906843][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.906898][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.906977][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfaede08 [ 1324.907005][ T32] r4:00000000 [ 1324.907034][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1324.907070][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.907104][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.907197][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8456a540 [ 1324.907274][ T32] r4:00000000 [ 1324.907297][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.907576][ T32] r9:83018205 r8:832f3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1324.907602][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.907645][ T32] r5:00001000 r4:eaf55000 [ 1324.907664][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.907702][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.907755][ T32] r5:84a7378c r4:84a73400 [ 1324.907777][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.907823][ T32] r7:ddde2d80 r6:83018200 r5:84a7378c r4:84864b80 [ 1324.907843][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.907888][ T32] r10:61c88647 r9:832f3c00 r8:84864bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.907909][ T32] r4:84864b80 [ 1324.907940][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.907987][ T32] r10:00000000 r9:84864b80 r8:80287e08 r7:dfae1e60 r6:84590000 r5:832f3c00 [ 1324.908022][ T32] r4:00000001 [ 1324.908045][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.908080][ T32] Exception stack(0xdfaedfb0 to 0xdfaedff8) [ 1324.908107][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.908282][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.908313][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.908342][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.908364][ T32] r4:8456a4c0 [ 1324.929304][ T32] INFO: task kworker/1:22:3156 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1324.929455][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.929567][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.929666][ T32] Call trace: [ 1324.929700][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.929778][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1324.929806][ T32] r4:00000000 [ 1324.929854][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.929901][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1324.929933][ T32] 9d20: e58fb000 ecaed000 00000001 80239b98 7f1f9000 00000001 [ 1324.929963][ T32] 9d40: 82ac15a0 7f1f9000 ecaed000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1324.929990][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1324.930044][ T32] r5:80000013 r4:80239bb0 [ 1324.930068][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.930152][ T32] r4:82ac21e4 [ 1324.930177][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.930219][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1324.930270][ T32] r4:e05d9dc0 [ 1324.930314][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.930367][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506bf80 [ 1324.930416][ T32] r4:00000000 [ 1324.930440][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.930516][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1324.930546][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.930652][ T32] r5:00001000 r4:e0045000 [ 1324.930702][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.930816][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.930899][ T32] r5:84af778c r4:84af7400 [ 1324.930967][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.931072][ T32] r7:dddced80 r6:83018000 r5:84af778c r4:8506c780 [ 1324.931143][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.931231][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.931333][ T32] r4:8506c780 [ 1324.931414][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.931533][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1324.931585][ T32] r4:00000001 [ 1324.931621][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.931689][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1324.931818][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.931882][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.931950][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.932017][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.932066][ T32] r4:8506bc80 [ 1324.932117][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.932170][ T32] INFO: task kworker/1:23:3158 blocked for more than 451 seconds. [ 1324.932235][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.932286][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.932353][ T32] task:kworker/1:23 state:D stack:0 pid:3158 tgid:3158 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.932465][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.932612][ T32] Call trace: [ 1324.932692][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1324.932787][ T32] r10:8291a684 r9:dfafdd84 r8:00000002 r7:60000113 r6:dfafdd8c r5:83b06000 [ 1324.932857][ T32] r4:83b06000 [ 1324.932929][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1324.933084][ T32] r5:83b06000 r4:8291a680 [ 1324.933157][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.933237][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.933334][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfafde08 [ 1324.933392][ T32] r4:00000000 [ 1324.933475][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1324.933546][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.933617][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.933698][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84808580 [ 1324.933748][ T32] r4:00000000 [ 1324.933792][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.933885][ T32] r9:83018205 r8:83b06000 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 [ 1324.933926][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.934027][ T32] r5:00001000 r4:eb351000 [ 1324.934109][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.934200][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.934279][ T32] r5:856a138c r4:856a1000 [ 1324.934348][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.934456][ T32] r7:ddde2d80 r6:83018200 r5:856a138c r4:84864a80 [ 1324.934509][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.934600][ T32] r10:61c88647 r9:83b06000 r8:84864aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.934651][ T32] r4:84864a80 [ 1324.934690][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.934796][ T32] r10:00000000 r9:84864a80 r8:80287e08 r7:dfaede60 r6:84590080 r5:83b06000 [ 1324.934912][ T32] r4:00000001 [ 1324.934974][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.935049][ T32] Exception stack(0xdfafdfb0 to 0xdfafdff8) [ 1324.935136][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.935197][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.935245][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.935304][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.935343][ T32] r4:8456a580 [ 1324.935852][ T32] INFO: task kworker/1:23:3158 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1324.935920][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.936044][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.936230][ T32] Call trace: [ 1324.936324][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.936448][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1324.936535][ T32] r4:00000000 [ 1324.936576][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.936653][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1324.936744][ T32] 9d20: e58fb000 ecaed000 00000001 80239b98 7f1f9000 00000001 [ 1324.936804][ T32] 9d40: 82ac15a0 7f1f9000 ecaed000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1324.936883][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1324.936949][ T32] r5:80000013 r4:80239bb0 [ 1324.936990][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.937072][ T32] r4:82ac21e4 [ 1324.937135][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.937246][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1324.937294][ T32] r4:e05d9dc0 [ 1324.937330][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.937465][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506bf80 [ 1324.937521][ T32] r4:00000000 [ 1324.937578][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.937668][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1324.937719][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.937805][ T32] r5:00001000 r4:e0045000 [ 1324.937849][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.937928][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.938008][ T32] r5:84af778c r4:84af7400 [ 1324.938080][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.938170][ T32] r7:dddced80 r6:83018000 r5:84af778c r4:8506c780 [ 1324.938210][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.938297][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.938345][ T32] r4:8506c780 [ 1324.938402][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.963498][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1324.963625][ T32] r4:00000001 [ 1324.963710][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.963836][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1324.963900][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.963982][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.964044][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.964104][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.964145][ T32] r4:8506bc80 [ 1324.964195][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.964258][ T32] INFO: task kworker/1:24:3160 blocked for more than 451 seconds. [ 1324.964395][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.964461][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.964504][ T32] task:kworker/1:24 state:D stack:0 pid:3160 tgid:3160 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.964630][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.964731][ T32] Call trace: [ 1324.964803][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1324.964897][ T32] r10:8291a684 r9:dfb0dd84 r8:00000002 r7:60000113 r6:dfb0dd8c r5:83b02400 [ 1324.964981][ T32] r4:83b02400 [ 1324.965027][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1324.965111][ T32] r5:83b02400 r4:8291a680 [ 1324.965150][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.965229][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.965310][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb0de08 [ 1324.965407][ T32] r4:00000000 [ 1324.965448][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1324.965518][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.965592][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.965680][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85676200 [ 1324.965721][ T32] r4:00000000 [ 1324.965776][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.965866][ T32] r9:83018205 r8:83b02400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1324.965937][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.966026][ T32] r5:00001000 r4:eaf11000 [ 1324.966083][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.966157][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.966266][ T32] r5:855fb38c r4:855fb000 [ 1324.966319][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.966430][ T32] r7:ddde2d80 r6:83018200 r5:855fb38c r4:84864e80 [ 1324.966499][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.966590][ T32] r10:61c88647 r9:83b02400 r8:84864eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.966631][ T32] r4:84864e80 [ 1324.966674][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.966805][ T32] r10:00000000 r9:84864e80 r8:80287e08 r7:dfafde60 r6:84590100 r5:83b02400 [ 1324.966851][ T32] r4:00000001 [ 1324.966892][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.967031][ T32] Exception stack(0xdfb0dfb0 to 0xdfb0dff8) [ 1324.967084][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.967137][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.967215][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.967293][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.967348][ T32] r4:8456a580 [ 1324.968052][ T32] INFO: task kworker/1:24:3160 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1324.968118][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.968266][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.968352][ T32] Call trace: [ 1324.968416][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.981681][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1324.981740][ T32] r4:00000000 [ 1324.981773][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.981869][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1324.981907][ T32] 9d20: e5dd0000 ecaed000 00000001 80239b98 7f1f9000 00000001 [ 1324.981967][ T32] 9d40: 82ac15a0 7f1f9000 ecaed000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1324.981996][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1324.982061][ T32] r5:80000013 r4:80239bb0 [ 1324.982144][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.982194][ T32] r4:82ac21e4 [ 1324.982240][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.982286][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1324.982334][ T32] r4:e05d9dc0 [ 1324.982395][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.982442][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506bf80 [ 1324.982464][ T32] r4:00000000 [ 1324.982508][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.982562][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1324.982586][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.982645][ T32] r5:00001000 r4:e0045000 [ 1324.982683][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.982726][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.982811][ T32] r5:84af778c r4:84af7400 [ 1324.982833][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.982881][ T32] r7:dddced80 r6:83018000 r5:84af778c r4:8506c780 [ 1324.982916][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.982986][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.983013][ T32] r4:8506c780 [ 1324.983034][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.983108][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1324.983249][ T32] r4:00000001 [ 1324.983331][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.983372][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1324.983400][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.983427][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.983453][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.983527][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.983552][ T32] r4:8506bc80 [ 1324.983576][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.983642][ T32] INFO: task kworker/1:25:3161 blocked for more than 451 seconds. [ 1324.983680][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.983718][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.983747][ T32] task:kworker/1:25 state:D stack:0 pid:3161 tgid:3161 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.983877][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.983979][ T32] Call trace: [ 1324.984020][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1324.984121][ T32] r10:8291a684 r9:dfb11d84 r8:00000002 r7:60000113 r6:dfb11d8c r5:83b01800 [ 1324.984201][ T32] r4:83b01800 [ 1324.984253][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1324.984327][ T32] r5:83b01800 r4:8291a680 [ 1324.984350][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.984416][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.984490][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb11e08 [ 1324.984544][ T32] r4:00000000 [ 1324.984573][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1324.984653][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.984699][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.984746][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:841db540 [ 1324.984822][ T32] r4:00000000 [ 1324.984866][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.984957][ T32] r9:83018205 r8:83b01800 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [ 1324.985009][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.985082][ T32] r5:00001000 r4:eab8b000 [ 1324.985133][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.985176][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.985218][ T32] r5:856a078c r4:856a0400 [ 1324.985237][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.985308][ T32] r7:ddde2d80 r6:83018200 r5:856a078c r4:84864f00 [ 1324.985357][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.985434][ T32] r10:61c88647 r9:83b01800 r8:84864f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.985460][ T32] r4:84864f00 [ 1324.985501][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.985549][ T32] r10:00000000 r9:84864f00 r8:80287e08 r7:dfafde60 r6:84590180 r5:83b01800 [ 1324.985572][ T32] r4:00000001 [ 1324.985619][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.985685][ T32] Exception stack(0xdfb11fb0 to 0xdfb11ff8) [ 1324.985745][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.985813][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.985849][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.985878][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.985899][ T32] r4:8456a6c0 [ 1324.986348][ T32] INFO: task kworker/1:25:3161 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1324.986385][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.986502][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.986578][ T32] Call trace: [ 1324.986667][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.986719][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1324.986833][ T32] r4:00000000 [ 1324.986889][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.986934][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1324.986961][ T32] 9d20: e5dd0000 ecaed000 00000001 80239b98 7f1f9000 00000001 [ 1324.986992][ T32] 9d40: 82ac15a0 7f1f9000 ecaed000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1324.987017][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1324.987093][ T32] r5:80000013 r4:80239bb0 [ 1324.987129][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.987172][ T32] r4:82ac21e4 [ 1324.987302][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.987427][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1324.987452][ T32] r4:e05d9dc0 [ 1324.987472][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.987514][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506bf80 [ 1324.987536][ T32] r4:00000000 [ 1324.987567][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.987662][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1324.987700][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.987776][ T32] r5:00001000 r4:e0045000 [ 1324.987803][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.987843][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.987884][ T32] r5:84af778c r4:84af7400 [ 1324.987903][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.987974][ T32] r7:dddced80 r6:83018000 r5:84af778c r4:8506c780 [ 1324.988002][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.988077][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.988132][ T32] r4:8506c780 [ 1324.988154][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.988211][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1324.988281][ T32] r4:00000001 [ 1324.988304][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.988341][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1324.988402][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.011897][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.012045][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.012090][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.012116][ T32] r4:8506bc80 [ 1325.012147][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.012205][ T32] INFO: task kworker/1:26:3164 blocked for more than 451 seconds. [ 1325.012271][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.012301][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.012323][ T32] task:kworker/1:26 state:D stack:0 pid:3164 tgid:3164 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.012460][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.012596][ T32] Call trace: [ 1325.012638][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1325.012695][ T32] r10:8291a684 r9:dfb29d84 r8:00000002 r7:60000113 r6:dfb29d8c r5:83b04800 [ 1325.012745][ T32] r4:83b04800 [ 1325.012771][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1325.012817][ T32] r5:83b04800 r4:8291a680 [ 1325.012871][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.012922][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.012965][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb29e08 [ 1325.012988][ T32] r4:00000000 [ 1325.013006][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1325.013041][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1325.013165][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.013284][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848017c0 [ 1325.013310][ T32] r4:00000000 [ 1325.013330][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.013377][ T32] r9:83018205 r8:83b04800 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1325.013399][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.013439][ T32] r5:00001000 r4:eb155000 [ 1325.013502][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.013546][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.013588][ T32] r5:856a338c r4:856a3000 [ 1325.013607][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.013696][ T32] r7:ddde2d80 r6:83018200 r5:856a338c r4:84864e00 [ 1325.013752][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.013943][ T32] r10:61c88647 r9:83b04800 r8:84864e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.014054][ T32] r4:84864e00 [ 1325.014078][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.014126][ T32] r10:00000000 r9:84864e00 r8:80287e08 r7:dfafde60 r6:84590200 r5:83b04800 [ 1325.014149][ T32] r4:00000001 [ 1325.014168][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.014204][ T32] Exception stack(0xdfb29fb0 to 0xdfb29ff8) [ 1325.014232][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.014363][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.014481][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.014513][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.014610][ T32] r4:8456a940 [ 1325.015189][ T32] INFO: task kworker/1:26:3164 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1325.015403][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.015577][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.015721][ T32] Call trace: [ 1325.015764][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.015853][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1325.015880][ T32] r4:00000000 [ 1325.015900][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.016082][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1325.016134][ T32] 9d20: e60f9000 ecaed000 00000001 80239b98 7f1f9000 00000001 [ 1325.016165][ T32] 9d40: 82ac15a0 7f1f9000 ecaed000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1325.016190][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1325.016393][ T32] r5:80000013 r4:80239bb0 [ 1325.016423][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.016507][ T32] r4:82ac21e4 [ 1325.016533][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.016793][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1325.016820][ T32] r4:e05d9dc0 [ 1325.016912][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.016957][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506bf80 [ 1325.017126][ T32] r4:00000000 [ 1325.017226][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.017276][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1325.017325][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.017374][ T32] r5:00001000 r4:e0045000 [ 1325.017394][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.017517][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.017563][ T32] r5:84af778c r4:84af7400 [ 1325.017583][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.017654][ T32] r7:dddced80 r6:83018000 r5:84af778c r4:8506c780 [ 1325.017680][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.017755][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.017857][ T32] r4:8506c780 [ 1325.017880][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.017927][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1325.017949][ T32] r4:00000001 [ 1325.017967][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.018001][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1325.018038][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.018125][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.018167][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.018290][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.018315][ T32] r4:8506bc80 [ 1325.018336][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.018361][ T32] INFO: task kworker/1:27:3165 blocked for more than 451 seconds. [ 1325.018390][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.018432][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.018528][ T32] task:kworker/1:27 state:D stack:0 pid:3165 tgid:3165 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.028980][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.029051][ T32] Call trace: [ 1325.029084][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1325.029140][ T32] r10:8291a684 r9:dfb2dd84 r8:00000002 r7:60000113 r6:dfb2dd8c r5:83b03c00 [ 1325.029185][ T32] r4:83b03c00 [ 1325.029268][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1325.029374][ T32] r5:83b03c00 r4:8291a680 [ 1325.029400][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.029441][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.029482][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb2de08 [ 1325.029503][ T32] r4:00000000 [ 1325.029609][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1325.029744][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1325.029788][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.029829][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8456f680 [ 1325.029850][ T32] r4:00000000 [ 1325.029886][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.029938][ T32] r9:83018205 r8:83b03c00 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [ 1325.029987][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.030037][ T32] r5:00001000 r4:eb2a5000 [ 1325.030086][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.030237][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.030286][ T32] r5:856a238c r4:856a2000 [ 1325.030307][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.030542][ T32] r7:ddde2d80 r6:83018200 r5:856a238c r4:84864f80 [ 1325.030567][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.030667][ T32] r10:61c88647 r9:83b03c00 r8:84864fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.030693][ T32] r4:84864f80 [ 1325.030714][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.030889][ T32] r10:00000000 r9:84864f80 r8:80287e08 r7:dfb29e60 r6:84590280 r5:83b03c00 [ 1325.030930][ T32] r4:00000001 [ 1325.030955][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.030994][ T32] Exception stack(0xdfb2dfb0 to 0xdfb2dff8) [ 1325.031039][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.031097][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.031126][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.031222][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.031249][ T32] r4:8456a940 [ 1325.031721][ T32] INFO: task kworker/1:27:3165 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1325.031774][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.031868][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.031943][ T32] Call trace: [ 1325.032090][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.032170][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1325.032197][ T32] r4:00000000 [ 1325.032216][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.032610][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1325.032667][ T32] 9d20: e6183000 ecaed000 00000001 80239b98 7f1f9000 00000001 [ 1325.032699][ T32] 9d40: 82ac15a0 7f1f9000 ecaed000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1325.032725][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1325.032856][ T32] r5:80000013 r4:80239bb0 [ 1325.032880][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.032923][ T32] r4:82ac21e4 [ 1325.032984][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.033030][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1325.033110][ T32] r4:e05d9dc0 [ 1325.033133][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.033174][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506bf80 [ 1325.033196][ T32] r4:00000000 [ 1325.033216][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.033260][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1325.033281][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.033426][ T32] r5:00001000 r4:e0045000 [ 1325.033536][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.033580][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.033621][ T32] r5:84af778c r4:84af7400 [ 1325.033642][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.033687][ T32] r7:dddced80 r6:83018000 r5:84af778c r4:8506c780 [ 1325.033707][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.033764][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.033788][ T32] r4:8506c780 [ 1325.033807][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.033853][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1325.033874][ T32] r4:00000001 [ 1325.033892][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.033926][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1325.033951][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.033979][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.034108][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.034253][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.034285][ T32] r4:8506bc80 [ 1325.034322][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.034358][ T32] INFO: task kworker/1:28:3167 blocked for more than 451 seconds. [ 1325.034400][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.034431][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.034482][ T32] task:kworker/1:28 state:D stack:0 pid:3167 tgid:3167 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.034602][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.034708][ T32] Call trace: [ 1325.034825][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1325.034890][ T32] r10:8291a684 r9:dfb41d84 r8:00000002 r7:60000113 r6:dfb41d8c r5:83b00c00 [ 1325.034942][ T32] r4:83b00c00 [ 1325.034988][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1325.035092][ T32] r5:83b00c00 r4:8291a680 [ 1325.035118][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.035165][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.035224][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb41e08 [ 1325.035252][ T32] r4:00000000 [ 1325.035298][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1325.035361][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1325.035407][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.035456][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8482a580 [ 1325.035527][ T32] r4:00000000 [ 1325.035552][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.035606][ T32] r9:83018205 r8:83b00c00 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 1325.035631][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.035681][ T32] r5:00001000 r4:ea9d5000 [ 1325.035704][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.035758][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.035807][ T32] r5:857a538c r4:857a5000 [ 1325.035830][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.035884][ T32] r7:ddde2d80 r6:83018200 r5:857a538c r4:830b8480 [ 1325.035908][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.035987][ T32] r10:61c88647 r9:83b00c00 r8:830b84ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.036038][ T32] r4:830b8480 [ 1325.036073][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.036122][ T32] r10:00000000 r9:830b8480 r8:80287e08 r7:dfb29e60 r6:84590300 r5:83b00c00 [ 1325.036188][ T32] r4:00000001 [ 1325.036219][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.036280][ T32] Exception stack(0xdfb41fb0 to 0xdfb41ff8) [ 1325.036353][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.036407][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.036521][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.036574][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.036598][ T32] r4:8456ac80 [ 1325.036916][ T32] INFO: task kworker/1:28:3167 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1325.036951][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.037032][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.037104][ T32] Call trace: [ 1325.037133][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.037182][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1325.037246][ T32] r4:00000000 [ 1325.037270][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.037330][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1325.037363][ T32] 9d20: e6183000 ecaed000 00000001 80239b98 7f1f9000 00000001 [ 1325.037392][ T32] 9d40: 82ac15a0 7f1f9000 ecaed000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1325.037438][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1325.037464][ T32] r5:80000013 r4:80239bb0 [ 1325.037485][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.037524][ T32] r4:82ac21e4 [ 1325.037608][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.037696][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1325.037757][ T32] r4:e05d9dc0 [ 1325.037804][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.037887][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506bf80 [ 1325.037912][ T32] r4:00000000 [ 1325.037931][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.037981][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1325.038003][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.038044][ T32] r5:00001000 r4:e0045000 [ 1325.038063][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.038101][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.038140][ T32] r5:84af778c r4:84af7400 [ 1325.038159][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.038202][ T32] r7:dddced80 r6:83018000 r5:84af778c r4:8506c780 [ 1325.038244][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.038294][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.038315][ T32] r4:8506c780 [ 1325.038334][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.038378][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1325.038407][ T32] r4:00000001 [ 1325.071679][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.071825][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1325.071876][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.071910][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.071936][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.071967][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.071990][ T32] r4:8506bc80 [ 1325.072034][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.072068][ T32] INFO: task kworker/1:29:3170 blocked for more than 451 seconds. [ 1325.072100][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.072154][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.072180][ T32] task:kworker/1:29 state:D stack:0 pid:3170 tgid:3170 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.072238][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.072286][ T32] Call trace: [ 1325.072365][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1325.072445][ T32] r10:8291a684 r9:dfb4dd84 r8:00000002 r7:60000013 r6:dfb4dd8c r5:832f2400 [ 1325.072477][ T32] r4:832f2400 [ 1325.072498][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1325.072554][ T32] r5:832f2400 r4:8291a680 [ 1325.072577][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.072618][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.072680][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb4de08 [ 1325.072735][ T32] r4:00000000 [ 1325.072779][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1325.072817][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1325.072855][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.072895][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506e740 [ 1325.072938][ T32] r4:00000000 [ 1325.072962][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.073033][ T32] r9:83018205 r8:832f2400 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [ 1325.073080][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.073125][ T32] r5:00001000 r4:eaebf000 [ 1325.073146][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.073184][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.073225][ T32] r5:84a7a38c r4:84a7a000 [ 1325.073254][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.073304][ T32] r7:ddde2d80 r6:83018200 r5:84a7a38c r4:830b8400 [ 1325.073346][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.073417][ T32] r10:61c88647 r9:832f2400 r8:830b842c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.073466][ T32] r4:830b8400 [ 1325.073495][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.073540][ T32] r10:00000000 r9:830b8400 r8:80287e08 r7:dfb41e60 r6:84590380 r5:832f2400 [ 1325.073604][ T32] r4:00000001 [ 1325.073636][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.073747][ T32] Exception stack(0xdfb4dfb0 to 0xdfb4dff8) [ 1325.073800][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.073832][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.073857][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.073906][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.073945][ T32] r4:8456adc0 [ 1325.074382][ T32] INFO: task kworker/1:29:3170 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1325.074438][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.074602][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.074679][ T32] Call trace: [ 1325.074831][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.074897][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1325.074942][ T32] r4:00000000 [ 1325.074996][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.075039][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1325.075089][ T32] 9d20: e6a42000 ecaed000 00000001 80239b98 7f1f9000 00000001 [ 1325.075121][ T32] 9d40: 82ac15a0 7f1f9000 ecaed000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1325.075187][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1325.075213][ T32] r5:80000013 r4:80239bb0 [ 1325.075233][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.075274][ T32] r4:82ac21e4 [ 1325.075324][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.075369][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1325.075391][ T32] r4:e05d9dc0 [ 1325.075466][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.075554][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506bf80 [ 1325.075600][ T32] r4:00000000 [ 1325.075646][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.075695][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1325.075727][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.075793][ T32] r5:00001000 r4:e0045000 [ 1325.075816][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.075855][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.075896][ T32] r5:84af778c r4:84af7400 [ 1325.075944][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.075997][ T32] r7:dddced80 r6:83018000 r5:84af778c r4:8506c780 [ 1325.076019][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.076064][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.076106][ T32] r4:8506c780 [ 1325.076129][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.076211][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1325.076258][ T32] r4:00000001 [ 1325.076280][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.076315][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1325.076340][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.076389][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.076420][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.076448][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.076470][ T32] r4:8506bc80 [ 1325.076489][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.076512][ T32] INFO: task kworker/1:30:3172 blocked for more than 451 seconds. [ 1325.076539][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.076562][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.076603][ T32] task:kworker/1:30 state:D stack:0 pid:3172 tgid:3172 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.076675][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.076745][ T32] Call trace: [ 1325.076804][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1325.076898][ T32] r10:8291a684 r9:dfb59d84 r8:00000002 r7:60000113 r6:dfb59d8c r5:833aa400 [ 1325.076945][ T32] r4:833aa400 [ 1325.076970][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1325.077041][ T32] r5:833aa400 r4:8291a680 [ 1325.077064][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.077104][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.077193][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb59e08 [ 1325.077269][ T32] r4:00000000 [ 1325.077292][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1325.077348][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1325.077406][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.077476][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858516c0 [ 1325.077564][ T32] r4:00000000 [ 1325.077589][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.077644][ T32] r9:83018205 r8:833aa400 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [ 1325.077668][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.077709][ T32] r5:00001000 r4:eb723000 [ 1325.077738][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.077775][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.077816][ T32] r5:84a7a78c r4:84a7a400 [ 1325.077834][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.077898][ T32] r7:ddde2d80 r6:83018200 r5:84a7a78c r4:838c4400 [ 1325.077946][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.077995][ T32] r10:61c88647 r9:833aa400 r8:838c442c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.078016][ T32] r4:838c4400 [ 1325.078079][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.078184][ T32] r10:00000000 r9:838c4400 r8:80287e08 r7:dfb4de60 r6:84590400 r5:833aa400 [ 1325.078209][ T32] r4:00000001 [ 1325.078227][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.078262][ T32] Exception stack(0xdfb59fb0 to 0xdfb59ff8) [ 1325.078286][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.078357][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.078386][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.078435][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.090029][ T32] r4:8456adc0 [ 1325.090518][ T32] INFO: task kworker/1:30:3172 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1325.090557][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.090693][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.090804][ T32] Call trace: [ 1325.090865][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.090947][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1325.091025][ T32] r4:00000000 [ 1325.091049][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.091092][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1325.091121][ T32] 9d20: e6a42000 ecaed000 00000001 80239b98 7f1f9000 00000001 [ 1325.091149][ T32] 9d40: 82ac15a0 7f1f9000 ecaed000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1325.091179][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1325.091207][ T32] r5:80000013 r4:80239bb0 [ 1325.091229][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.091293][ T32] r4:82ac21e4 [ 1325.091318][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.091360][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1325.091382][ T32] r4:e05d9dc0 [ 1325.091422][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.091468][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506bf80 [ 1325.091500][ T32] r4:00000000 [ 1325.091534][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.091583][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1325.091604][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.091646][ T32] r5:00001000 r4:e0045000 [ 1325.091665][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.091703][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.091756][ T32] r5:84af778c r4:84af7400 [ 1325.091776][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.091821][ T32] r7:dddced80 r6:83018000 r5:84af778c r4:8506c780 [ 1325.091842][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.091909][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.091934][ T32] r4:8506c780 [ 1325.091998][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.092047][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1325.092069][ T32] r4:00000001 [ 1325.092133][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.092174][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1325.092210][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.092261][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.092290][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.092339][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.092363][ T32] r4:8506bc80 [ 1325.092384][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.092422][ T32] INFO: task kworker/1:31:3174 blocked for more than 451 seconds. [ 1325.092456][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.092481][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.092523][ T32] task:kworker/1:31 state:D stack:0 pid:3174 tgid:3174 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.092595][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.092643][ T32] Call trace: [ 1325.092698][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1325.092754][ T32] r10:8291a684 r9:dfb65d84 r8:00000002 r7:60000113 r6:dfb65d8c r5:84103000 [ 1325.092797][ T32] r4:84103000 [ 1325.092820][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1325.092861][ T32] r5:84103000 r4:8291a680 [ 1325.092880][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.092917][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.092969][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb65e08 [ 1325.093039][ T32] r4:00000000 [ 1325.093062][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1325.093140][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1325.093179][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.093219][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852d4580 [ 1325.093263][ T32] r4:00000000 [ 1325.093286][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.093329][ T32] r9:83018205 r8:84103000 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [ 1325.093391][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.093458][ T32] r5:00001000 r4:eb381000 [ 1325.093489][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.093552][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.093596][ T32] r5:84a7ab8c r4:84a7a800 [ 1325.093658][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.093707][ T32] r7:ddde2d80 r6:83018200 r5:84a7ab8c r4:8429c500 [ 1325.093739][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.093827][ T32] r10:61c88647 r9:84103000 r8:8429c52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.093877][ T32] r4:8429c500 [ 1325.093898][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.093952][ T32] r10:00000000 r9:8429c500 r8:80287e08 r7:dfb59e60 r6:84590480 r5:84103000 [ 1325.094020][ T32] r4:00000001 [ 1325.094062][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.094101][ T32] Exception stack(0xdfb65fb0 to 0xdfb65ff8) [ 1325.094126][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.094154][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.094179][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.094231][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.094264][ T32] r4:84a5f740 [ 1325.094553][ T32] INFO: task kworker/1:31:3174 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1325.094651][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.094780][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.094887][ T32] Call trace: [ 1325.095001][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.095053][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1325.095098][ T32] r4:00000000 [ 1325.095121][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.095159][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1325.095187][ T32] 9d20: e6a42000 ecaed000 00000001 80239b98 7f1f9000 00000001 [ 1325.095238][ T32] 9d40: 82ac15a0 7f1f9000 ecaed000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1325.095266][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1325.095289][ T32] r5:80000013 r4:80239bb0 [ 1325.095329][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.095373][ T32] r4:82ac21e4 [ 1325.095416][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.095483][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1325.095530][ T32] r4:e05d9dc0 [ 1325.095551][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.095591][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506bf80 [ 1325.095613][ T32] r4:00000000 [ 1325.095633][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.095676][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1325.095696][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.095745][ T32] r5:00001000 r4:e0045000 [ 1325.095764][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.095820][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.095908][ T32] r5:84af778c r4:84af7400 [ 1325.095950][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.096022][ T32] r7:dddced80 r6:83018000 r5:84af778c r4:8506c780 [ 1325.096045][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.096091][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.096112][ T32] r4:8506c780 [ 1325.096167][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.096215][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1325.096238][ T32] r4:00000001 [ 1325.096279][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.096317][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1325.096363][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.096394][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.096420][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.096448][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.096469][ T32] r4:8506bc80 [ 1325.096488][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.096534][ T32] INFO: task kworker/1:32:3184 blocked for more than 451 seconds. [ 1325.096575][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.096601][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.096642][ T32] task:kworker/1:32 state:D stack:0 pid:3184 tgid:3184 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.096690][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.096744][ T32] Call trace: [ 1325.096800][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1325.096859][ T32] r10:8291a684 r9:dfbbdd84 r8:00000002 r7:60000113 r6:dfbbdd8c r5:84104800 [ 1325.096884][ T32] r4:84104800 [ 1325.096924][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1325.096969][ T32] r5:84104800 r4:8291a680 [ 1325.097033][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.097097][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.097141][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbbde08 [ 1325.097162][ T32] r4:00000000 [ 1325.097180][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1325.097320][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1325.097361][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.097421][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d0040 [ 1325.097446][ T32] r4:00000000 [ 1325.097465][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.097509][ T32] r9:83018205 r8:84104800 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [ 1325.097530][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.097569][ T32] r5:00001000 r4:eb9c7000 [ 1325.097588][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.097624][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.097664][ T32] r5:85828f8c r4:85828c00 [ 1325.097682][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.097745][ T32] r7:ddde2d80 r6:83018200 r5:85828f8c r4:8429c480 [ 1325.098013][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.098222][ T32] r10:61c88647 r9:84104800 r8:8429c4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.098276][ T32] r4:8429c480 [ 1325.098320][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.098425][ T32] r10:00000000 r9:8429c480 r8:80287e08 r7:dfb65e60 r6:84590500 r5:84104800 [ 1325.098474][ T32] r4:00000001 [ 1325.098566][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.129182][ T32] Exception stack(0xdfbbdfb0 to 0xdfbbdff8) [ 1325.129263][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.129302][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.129330][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.129441][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.129478][ T32] r4:84597800 [ 1325.129917][ T32] INFO: task kworker/1:32:3184 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1325.129952][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.130100][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.130367][ T32] Call trace: [ 1325.130451][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.130542][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1325.130570][ T32] r4:00000000 [ 1325.130608][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.130655][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1325.130685][ T32] 9d20: e6e4e000 ecaed000 00000001 80239b98 7f1f9000 00000001 [ 1325.130734][ T32] 9d40: 82ac15a0 7f1f9000 ecaed000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1325.130782][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1325.130877][ T32] r5:80000013 r4:80239bb0 [ 1325.131000][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.131121][ T32] r4:82ac21e4 [ 1325.131146][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.131188][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1325.131237][ T32] r4:e05d9dc0 [ 1325.131279][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.131325][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506bf80 [ 1325.131352][ T32] r4:00000000 [ 1325.131376][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.131447][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1325.131473][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.131573][ T32] r5:00001000 r4:e0045000 [ 1325.131749][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.131882][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.131931][ T32] r5:84af778c r4:84af7400 [ 1325.131953][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.132001][ T32] r7:dddced80 r6:83018000 r5:84af778c r4:8506c780 [ 1325.132022][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.132067][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.132089][ T32] r4:8506c780 [ 1325.132235][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.132320][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1325.132358][ T32] r4:00000001 [ 1325.132382][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.132427][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1325.132606][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.132651][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.132733][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.132778][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.132806][ T32] r4:8506bc80 [ 1325.132860][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.132905][ T32] INFO: task kworker/1:33:3185 blocked for more than 451 seconds. [ 1325.132950][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.132986][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.133011][ T32] task:kworker/1:33 state:D stack:0 pid:3185 tgid:3185 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.133126][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.133176][ T32] Call trace: [ 1325.133206][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1325.133312][ T32] r10:8291a684 r9:dfbc1d84 r8:00000002 r7:60000113 r6:dfbc1d8c r5:84100000 [ 1325.133338][ T32] r4:84100000 [ 1325.133431][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1325.133478][ T32] r5:84100000 r4:8291a680 [ 1325.133497][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.133536][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.133603][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbc1e08 [ 1325.133732][ T32] r4:00000000 [ 1325.133846][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1325.133885][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1325.133976][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.134022][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d0a40 [ 1325.134045][ T32] r4:00000000 [ 1325.134064][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.134212][ T32] r9:83018205 r8:84100000 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [ 1325.134238][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.134326][ T32] r5:00001000 r4:eb109000 [ 1325.134349][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.134446][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.134493][ T32] r5:8582a38c r4:8582a000 [ 1325.134513][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.134557][ T32] r7:ddde2d80 r6:83018200 r5:8582a38c r4:830cc100 [ 1325.134577][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.134668][ T32] r10:61c88647 r9:84100000 r8:830cc12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.134695][ T32] r4:830cc100 [ 1325.134908][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.134967][ T32] r10:00000000 r9:830cc100 r8:80287e08 r7:dfbbde60 r6:84590580 r5:84100000 [ 1325.135027][ T32] r4:00000001 [ 1325.135050][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.135085][ T32] Exception stack(0xdfbc1fb0 to 0xdfbc1ff8) [ 1325.135111][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.135275][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.135395][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.135427][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.135505][ T32] r4:84597800 [ 1325.135816][ T32] INFO: task kworker/1:33:3185 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1325.135851][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.136013][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.136061][ T32] Call trace: [ 1325.136331][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.136450][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1325.136485][ T32] r4:00000000 [ 1325.136506][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.136546][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1325.136573][ T32] 9d20: e6e4e000 ecaed000 00000001 80239b98 7f1f9000 00000001 [ 1325.136629][ T32] 9d40: 82ac15a0 7f1f9000 ecaed000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1325.136699][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1325.136743][ T32] r5:80000013 r4:80239bb0 [ 1325.136775][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.136920][ T32] r4:82ac21e4 [ 1325.137257][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.137305][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1325.137327][ T32] r4:e05d9dc0 [ 1325.137345][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.137414][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506bf80 [ 1325.137466][ T32] r4:00000000 [ 1325.137490][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.137536][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1325.137557][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.137598][ T32] r5:00001000 r4:e0045000 [ 1325.137618][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.137657][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.137714][ T32] r5:84af778c r4:84af7400 [ 1325.137742][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.137789][ T32] r7:dddced80 r6:83018000 r5:84af778c r4:8506c780 [ 1325.137810][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.137883][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.138199][ T32] r4:8506c780 [ 1325.138221][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.138321][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1325.138438][ T32] r4:00000001 [ 1325.165127][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.165268][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1325.165409][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.165499][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.165530][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.165561][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.165584][ T32] r4:8506bc80 [ 1325.165608][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.165638][ T32] INFO: task kworker/1:34:3186 blocked for more than 451 seconds. [ 1325.165670][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.165695][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.165758][ T32] task:kworker/1:34 state:D stack:0 pid:3186 tgid:3186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.165824][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.165875][ T32] Call trace: [ 1325.165947][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1325.166007][ T32] r10:8291a684 r9:dfbc5d84 r8:00000002 r7:60000113 r6:dfbc5d8c r5:84106000 [ 1325.166030][ T32] r4:84106000 [ 1325.166077][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1325.166124][ T32] r5:84106000 r4:8291a680 [ 1325.166202][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.166248][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.166328][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbc5e08 [ 1325.166354][ T32] r4:00000000 [ 1325.166386][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1325.166425][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1325.166473][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.166518][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851c4240 [ 1325.166568][ T32] r4:00000000 [ 1325.166599][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.166646][ T32] r9:83018205 r8:84106000 r7:00000000 r6:83018200 r5:00001000 r4:7f13b000 [ 1325.166694][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.166781][ T32] r5:00001000 r4:eb223000 [ 1325.166810][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.166850][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.166919][ T32] r5:84a7c78c r4:84a7c400 [ 1325.166943][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.166990][ T32] r7:ddde2d80 r6:83018200 r5:84a7c78c r4:830cc080 [ 1325.167011][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.167055][ T32] r10:61c88647 r9:84106000 r8:830cc0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.167077][ T32] r4:830cc080 [ 1325.167095][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.167138][ T32] r10:00000000 r9:830cc080 r8:80287e08 r7:dfbc1e60 r6:84590600 r5:84106000 [ 1325.167159][ T32] r4:00000001 [ 1325.167177][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.167238][ T32] Exception stack(0xdfbc5fb0 to 0xdfbc5ff8) [ 1325.167356][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.167470][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.167591][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.167622][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.167718][ T32] r4:84597800 [ 1325.168231][ T32] INFO: task kworker/1:34:3186 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1325.168283][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.177475][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.177601][ T32] Call trace: [ 1325.177641][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.177752][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1325.177781][ T32] r4:00000000 [ 1325.177861][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.178179][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1325.178214][ T32] 9d20: e740e000 ecaed000 00000001 80239b98 7f1f9000 00000001 [ 1325.178398][ T32] 9d40: 82ac15a0 7f1f9000 ecaed000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1325.178455][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1325.178573][ T32] r5:80000013 r4:80239bb0 [ 1325.179173][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.179241][ T32] r4:82ac21e4 [ 1325.179263][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.179306][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1325.179377][ T32] r4:e05d9dc0 [ 1325.179402][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.179468][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506bf80 [ 1325.179511][ T32] r4:00000000 [ 1325.179726][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.179890][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1325.179916][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.180008][ T32] r5:00001000 r4:e0045000 [ 1325.180032][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.180073][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.180115][ T32] r5:84af778c r4:84af7400 [ 1325.180134][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.180179][ T32] r7:dddced80 r6:83018000 r5:84af778c r4:8506c780 [ 1325.180199][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.180271][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.180297][ T32] r4:8506c780 [ 1325.180384][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.180477][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1325.180536][ T32] r4:00000001 [ 1325.180560][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.180626][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1325.180715][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.180999][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.181162][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.181196][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.181222][ T32] r4:8506bc80 [ 1325.181246][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.181275][ T32] INFO: task kworker/1:35:3187 blocked for more than 451 seconds. [ 1325.181366][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.181476][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.181504][ T32] task:kworker/1:35 state:D stack:0 pid:3187 tgid:3187 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.181730][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.181810][ T32] Call trace: [ 1325.181900][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1325.181952][ T32] r10:8291a684 r9:dfbd1d84 r8:00000002 r7:60000113 r6:dfbd1d8c r5:83b11800 [ 1325.182019][ T32] r4:83b11800 [ 1325.182332][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1325.182394][ T32] r5:83b11800 r4:8291a680 [ 1325.182452][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.182581][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.182629][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbd1e08 [ 1325.182652][ T32] r4:00000000 [ 1325.182672][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1325.182762][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1325.182811][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.182852][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84597500 [ 1325.182874][ T32] r4:00000000 [ 1325.182893][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.182965][ T32] r9:83018205 r8:83b11800 r7:00000000 r6:83018200 r5:00001000 r4:7f139000 [ 1325.182998][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.183040][ T32] r5:00001000 r4:eb02f000 [ 1325.183087][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.183136][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.183204][ T32] r5:84a7cb8c r4:84a7c800 [ 1325.183283][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.183333][ T32] r7:ddde2d80 r6:83018200 r5:84a7cb8c r4:832a0680 [ 1325.183353][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.183441][ T32] r10:61c88647 r9:83b11800 r8:832a06ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.183466][ T32] r4:832a0680 [ 1325.183486][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.183532][ T32] r10:00000000 r9:832a0680 r8:80287e08 r7:dfbc5e60 r6:84590680 r5:83b11800 [ 1325.183638][ T32] r4:00000001 [ 1325.183667][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.183705][ T32] Exception stack(0xdfbd1fb0 to 0xdfbd1ff8) [ 1325.183731][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.183765][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.183880][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.183914][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.183936][ T32] r4:84597800 [ 1325.184383][ T32] INFO: task kworker/1:35:3187 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1325.184475][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.184595][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.184723][ T32] Call trace: [ 1325.185044][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.185106][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1325.185158][ T32] r4:00000000 [ 1325.185479][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.185523][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1325.185552][ T32] 9d20: e740e000 ecaed000 00000001 80239b98 7f1f9000 00000001 [ 1325.185582][ T32] 9d40: 82ac15a0 7f1f9000 ecaed000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1325.185607][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1325.185631][ T32] r5:80000013 r4:80239bb0 [ 1325.185652][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.185692][ T32] r4:82ac21e4 [ 1325.185791][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.185913][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1325.185944][ T32] r4:e05d9dc0 [ 1325.185984][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.186029][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506bf80 [ 1325.186353][ T32] r4:00000000 [ 1325.186383][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.186429][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1325.186450][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.186596][ T32] r5:00001000 r4:e0045000 [ 1325.186762][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.186827][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.186872][ T32] r5:84af778c r4:84af7400 [ 1325.186892][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.186937][ T32] r7:dddced80 r6:83018000 r5:84af778c r4:8506c780 [ 1325.186959][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.187006][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.187087][ T32] r4:8506c780 [ 1325.187110][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.187212][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1325.187238][ T32] r4:00000001 [ 1325.187328][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.187441][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1325.187472][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.187501][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.187527][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.187556][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.187578][ T32] r4:8506bc80 [ 1325.187617][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.187646][ T32] INFO: task kworker/1:36:3188 blocked for more than 451 seconds. [ 1325.187677][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.187736][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.187767][ T32] task:kworker/1:36 state:D stack:0 pid:3188 tgid:3188 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.188062][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.188109][ T32] Call trace: [ 1325.188139][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1325.188396][ T32] r10:8291a684 r9:dfbd5d84 r8:00000002 r7:60000013 r6:dfbd5d8c r5:83b16c00 [ 1325.188453][ T32] r4:83b16c00 [ 1325.188610][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1325.224025][ T32] r5:83b16c00 r4:8291a680 [ 1325.224070][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.224136][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.224296][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbd5e08 [ 1325.224415][ T32] r4:00000000 [ 1325.224540][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1325.224613][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1325.224657][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.224699][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851c4040 [ 1325.224840][ T32] r4:00000000 [ 1325.224864][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.224911][ T32] r9:83018205 r8:83b16c00 r7:00000000 r6:83018200 r5:00001000 r4:7f137000 [ 1325.224933][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.224978][ T32] r5:00001000 r4:eaaf3000 [ 1325.225130][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.225174][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.225217][ T32] r5:8582bf8c r4:8582bc00 [ 1325.225363][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.225442][ T32] r7:ddde2d80 r6:83018200 r5:8582bf8c r4:832a0600 [ 1325.225568][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.225692][ T32] r10:61c88647 r9:83b16c00 r8:832a062c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.225718][ T32] r4:832a0600 [ 1325.225739][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.225786][ T32] r10:00000000 r9:832a0600 r8:80287e08 r7:dfbd1e60 r6:84590700 r5:83b16c00 [ 1325.225808][ T32] r4:00000001 [ 1325.225827][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.225863][ T32] Exception stack(0xdfbd5fb0 to 0xdfbd5ff8) [ 1325.226009][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.226132][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.226250][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.226283][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.226306][ T32] r4:84597800 [ 1325.226727][ T32] INFO: task kworker/1:36:3188 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1325.226809][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.226883][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.227222][ T32] Call trace: [ 1325.227259][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.227337][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1325.227364][ T32] r4:00000000 [ 1325.227384][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.227448][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1325.227551][ T32] 9d20: e79c1000 ecaed000 00000001 80239b98 7f1f9000 00000001 [ 1325.227585][ T32] 9d40: 82ac15a0 7f1f9000 ecaed000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1325.227790][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1325.227980][ T32] r5:80000013 r4:80239bb0 [ 1325.228009][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.228052][ T32] r4:82ac21e4 [ 1325.228084][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.228134][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1325.228182][ T32] r4:e05d9dc0 [ 1325.228205][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.228248][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506bf80 [ 1325.228270][ T32] r4:00000000 [ 1325.228317][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.228426][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1325.235263][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.235393][ T32] r5:00001000 r4:e0045000 [ 1325.235429][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.235473][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.235516][ T32] r5:84af778c r4:84af7400 [ 1325.235596][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.235664][ T32] r7:dddced80 r6:83018000 r5:84af778c r4:8506c780 [ 1325.235706][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.235753][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.235803][ T32] r4:8506c780 [ 1325.235830][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.235877][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1325.235899][ T32] r4:00000001 [ 1325.235918][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.235960][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1325.236008][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.236071][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.236148][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.236180][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.236215][ T32] r4:8506bc80 [ 1325.236267][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.236385][ T32] INFO: task kworker/1:37:3189 blocked for more than 451 seconds. [ 1325.236563][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.236593][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.236617][ T32] task:kworker/1:37 state:D stack:0 pid:3189 tgid:3189 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.236806][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.236855][ T32] Call trace: [ 1325.236945][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1325.237042][ T32] r10:8291a684 r9:dfbb9d84 r8:00000002 r7:60000113 r6:dfbb9d8c r5:83b13c00 [ 1325.237069][ T32] r4:83b13c00 [ 1325.237089][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1325.237132][ T32] r5:83b13c00 r4:8291a680 [ 1325.237253][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.237297][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.237340][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbb9e08 [ 1325.237362][ T32] r4:00000000 [ 1325.237381][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1325.237415][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1325.237450][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.237489][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851c4340 [ 1325.237511][ T32] r4:00000000 [ 1325.237587][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.237660][ T32] r9:83018205 r8:83b13c00 r7:00000000 r6:83018200 r5:00001000 r4:7f135000 [ 1325.237710][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.237757][ T32] r5:00001000 r4:dfb91000 [ 1325.237833][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.237876][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.237918][ T32] r5:8582bb8c r4:8582b800 [ 1325.237938][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.237993][ T32] r7:ddde2d80 r6:83018200 r5:8582bb8c r4:84a8e000 [ 1325.238022][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.238069][ T32] r10:61c88647 r9:83b13c00 r8:84a8e02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.238120][ T32] r4:84a8e000 [ 1325.238147][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.238193][ T32] r10:00000000 r9:84a8e000 r8:80287e08 r7:dfbd5e60 r6:84590780 r5:83b13c00 [ 1325.238215][ T32] r4:00000001 [ 1325.238260][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.238300][ T32] Exception stack(0xdfbb9fb0 to 0xdfbb9ff8) [ 1325.238352][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.238385][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.238446][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.249150][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.249191][ T32] r4:84597800 [ 1325.249647][ T32] INFO: task kworker/1:37:3189 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1325.249701][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.249778][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.249895][ T32] Call trace: [ 1325.249962][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.250085][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1325.250112][ T32] r4:00000000 [ 1325.250298][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.250416][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1325.250539][ T32] 9d20: e7b62000 ecaed000 00000001 80239b98 7f1f9000 00000001 [ 1325.250572][ T32] 9d40: 82ac15a0 7f1f9000 ecaed000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1325.250598][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1325.250661][ T32] r5:80000013 r4:80239bb0 [ 1325.250684][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.250791][ T32] r4:82ac21e4 [ 1325.250825][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.250871][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1325.250894][ T32] r4:e05d9dc0 [ 1325.250912][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.251001][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506bf80 [ 1325.251029][ T32] r4:00000000 [ 1325.251048][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.251226][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1325.251292][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.251339][ T32] r5:00001000 r4:e0045000 [ 1325.251434][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.251477][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.251545][ T32] r5:84af778c r4:84af7400 [ 1325.251631][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.251691][ T32] r7:dddced80 r6:83018000 r5:84af778c r4:8506c780 [ 1325.251713][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.251785][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.251899][ T32] r4:8506c780 [ 1325.251922][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.251969][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1325.252017][ T32] r4:00000001 [ 1325.252146][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.252215][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1325.252247][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.252366][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.252490][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.252580][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.252605][ T32] r4:8506bc80 [ 1325.252626][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.252652][ T32] INFO: task kworker/1:38:3191 blocked for more than 451 seconds. [ 1325.252685][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.252711][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.252733][ T32] task:kworker/1:38 state:D stack:0 pid:3191 tgid:3191 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.252783][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.252831][ T32] Call trace: [ 1325.253101][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1325.253152][ T32] r10:8291a684 r9:dfbd9d84 r8:00000002 r7:60000113 r6:dfbd9d8c r5:83b13000 [ 1325.253177][ T32] r4:83b13000 [ 1325.253196][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1325.253249][ T32] r5:83b13000 r4:8291a680 [ 1325.253428][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.253472][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.253514][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbd9e08 [ 1325.253536][ T32] r4:00000000 [ 1325.253554][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1325.253675][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1325.253744][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.253815][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851c4380 [ 1325.253840][ T32] r4:00000000 [ 1325.253861][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.253931][ T32] r9:83018205 r8:83b13000 r7:00000000 r6:83018200 r5:00001000 r4:7f10d000 [ 1325.253969][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.254017][ T32] r5:00001000 r4:ebc3f000 [ 1325.254037][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.254165][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.254212][ T32] r5:8582b38c r4:8582b000 [ 1325.254232][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.254277][ T32] r7:ddde2d80 r6:83018200 r5:8582b38c r4:84a8e080 [ 1325.254297][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.254366][ T32] r10:61c88647 r9:83b13000 r8:84a8e0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.254393][ T32] r4:84a8e080 [ 1325.254487][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.254535][ T32] r10:00000000 r9:84a8e080 r8:80287e08 r7:dfbb9e60 r6:84590800 r5:83b13000 [ 1325.254559][ T32] r4:00000001 [ 1325.254578][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.254702][ T32] Exception stack(0xdfbd9fb0 to 0xdfbd9ff8) [ 1325.254775][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.254835][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.254867][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.254896][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.254919][ T32] r4:84597800 [ 1325.255203][ T32] INFO: task kworker/1:38:3191 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1325.255257][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.255453][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.255601][ T32] Call trace: [ 1325.255701][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.255825][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1325.255864][ T32] r4:00000000 [ 1325.255907][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.255968][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1325.256007][ T32] 9d20: e7b62000 ecaed000 00000001 80239b98 7f1f9000 00000001 [ 1325.256258][ T32] 9d40: 82ac15a0 7f1f9000 ecaed000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1325.256345][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1325.256371][ T32] r5:80000013 r4:80239bb0 [ 1325.256481][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.256526][ T32] r4:82ac21e4 [ 1325.256588][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.256634][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1325.256656][ T32] r4:e05d9dc0 [ 1325.256675][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.256714][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506bf80 [ 1325.256736][ T32] r4:00000000 [ 1325.256754][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.256798][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1325.256819][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.256887][ T32] r5:00001000 r4:e0045000 [ 1325.256911][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.257008][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.257125][ T32] r5:84af778c r4:84af7400 [ 1325.257149][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.257196][ T32] r7:dddced80 r6:83018000 r5:84af778c r4:8506c780 [ 1325.257242][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.257292][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.257314][ T32] r4:8506c780 [ 1325.257358][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.257413][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1325.257436][ T32] r4:00000001 [ 1325.257482][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.257691][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1325.257724][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.257754][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.257789][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.258113][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.258141][ T32] r4:8506bc80 [ 1325.258161][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.258329][ T32] INFO: task kworker/1:39:3192 blocked for more than 451 seconds. [ 1325.258656][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.289344][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.289399][ T32] task:kworker/1:39 state:D stack:0 pid:3192 tgid:3192 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.289511][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.289665][ T32] Call trace: [ 1325.289703][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1325.289787][ T32] r10:8291a684 r9:dfbddd84 r8:00000002 r7:60000013 r6:dfbddd8c r5:83b15400 [ 1325.289844][ T32] r4:83b15400 [ 1325.289883][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1325.289931][ T32] r5:83b15400 r4:8291a680 [ 1325.289951][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.289991][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.290059][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbdde08 [ 1325.290086][ T32] r4:00000000 [ 1325.290159][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1325.290225][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1325.290274][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.290316][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851c4880 [ 1325.290365][ T32] r4:00000000 [ 1325.290444][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.290495][ T32] r9:83018205 r8:83b15400 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [ 1325.290532][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.290629][ T32] r5:00001000 r4:dfb2f000 [ 1325.290654][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.290716][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.290812][ T32] r5:8582b78c r4:8582b400 [ 1325.290837][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.290887][ T32] r7:ddde2d80 r6:83018200 r5:8582b78c r4:84a8e100 [ 1325.290909][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.291004][ T32] r10:61c88647 r9:83b15400 r8:84a8e12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.291059][ T32] r4:84a8e100 [ 1325.291091][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.291140][ T32] r10:00000000 r9:84a8e100 r8:80287e08 r7:dfbd9e60 r6:84590880 r5:83b15400 [ 1325.291190][ T32] r4:00000001 [ 1325.291273][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.291344][ T32] Exception stack(0xdfbddfb0 to 0xdfbddff8) [ 1325.291413][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.291448][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.291475][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.291539][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.291568][ T32] r4:84597800 [ 1325.292039][ T32] INFO: task kworker/1:39:3192 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1325.292078][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.292173][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.292270][ T32] Call trace: [ 1325.292305][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.292356][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1325.292390][ T32] r4:00000000 [ 1325.292501][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.292546][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1325.292615][ T32] 9d20: e808d000 ecaed000 00000001 80239b98 7f1f9000 00000001 [ 1325.292675][ T32] 9d40: 82ac15a0 7f1f9000 ecaed000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1325.292703][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1325.292728][ T32] r5:80000013 r4:80239bb0 [ 1325.292749][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.292790][ T32] r4:82ac21e4 [ 1325.292810][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.292879][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1325.292905][ T32] r4:e05d9dc0 [ 1325.292931][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.292974][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506bf80 [ 1325.293012][ T32] r4:00000000 [ 1325.293195][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.293246][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1325.293295][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.293369][ T32] r5:00001000 r4:e0045000 [ 1325.293394][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.293442][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.293486][ T32] r5:84af778c r4:84af7400 [ 1325.293506][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.293554][ T32] r7:dddced80 r6:83018000 r5:84af778c r4:8506c780 [ 1325.293604][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.293656][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.293679][ T32] r4:8506c780 [ 1325.293698][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.293744][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1325.293770][ T32] r4:00000001 [ 1325.293818][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.293863][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1325.293889][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.293918][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.293943][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.293971][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.293992][ T32] r4:8506bc80 [ 1325.294020][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.294050][ T32] INFO: task kworker/1:40:3193 blocked for more than 451 seconds. [ 1325.294084][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.294109][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.294129][ T32] task:kworker/1:40 state:D stack:0 pid:3193 tgid:3193 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.294175][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.294216][ T32] Call trace: [ 1325.294298][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1325.294357][ T32] r10:8291a684 r9:dfbe1d84 r8:00000002 r7:60000113 r6:dfbe1d8c r5:83b10000 [ 1325.294436][ T32] r4:83b10000 [ 1325.294462][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1325.294506][ T32] r5:83b10000 r4:8291a680 [ 1325.294526][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.294564][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.294605][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbe1e08 [ 1325.294627][ T32] r4:00000000 [ 1325.294666][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1325.294711][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1325.294800][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.294846][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c4d40 [ 1325.294868][ T32] r4:00000000 [ 1325.294888][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.294931][ T32] r9:83018205 r8:83b10000 r7:00000000 r6:83018200 r5:00001000 r4:7f219000 [ 1325.294954][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.295032][ T32] r5:00001000 r4:ec8cd000 [ 1325.295057][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.295097][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.295139][ T32] r5:84a7d38c r4:84a7d000 [ 1325.295268][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.295320][ T32] r7:ddde2d80 r6:83018200 r5:84a7d38c r4:84a8e180 [ 1325.295341][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.295407][ T32] r10:61c88647 r9:83b10000 r8:84a8e1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.295514][ T32] r4:84a8e180 [ 1325.295537][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.295584][ T32] r10:00000000 r9:84a8e180 r8:80287e08 r7:dfbdde60 r6:84590900 r5:83b10000 [ 1325.295607][ T32] r4:00000001 [ 1325.295627][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.295688][ T32] Exception stack(0xdfbe1fb0 to 0xdfbe1ff8) [ 1325.295746][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.295779][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.295806][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.295847][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.295881][ T32] r4:84597800 [ 1325.296264][ T32] INFO: task kworker/1:40:3193 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1325.296304][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.296496][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.296568][ T32] Call trace: [ 1325.296895][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.296946][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1325.297075][ T32] r4:00000000 [ 1325.297273][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.297317][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1325.297345][ T32] 9d20: e808d000 ecaed000 00000001 80239b98 7f1f9000 00000001 [ 1325.297374][ T32] 9d40: 82ac15a0 7f1f9000 ecaed000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1325.297399][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1325.297511][ T32] r5:80000013 r4:80239bb0 [ 1325.297535][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.297586][ T32] r4:82ac21e4 [ 1325.297634][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.297679][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1325.297715][ T32] r4:e05d9dc0 [ 1325.297765][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.297840][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506bf80 [ 1325.297866][ T32] r4:00000000 [ 1325.297886][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.297931][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1325.297952][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.297993][ T32] r5:00001000 r4:e0045000 [ 1325.298020][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.298059][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.298100][ T32] r5:84af778c r4:84af7400 [ 1325.298145][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.298195][ T32] r7:dddced80 r6:83018000 r5:84af778c r4:8506c780 [ 1325.298217][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.298274][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.298326][ T32] r4:8506c780 [ 1325.298349][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.298437][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1325.298559][ T32] r4:00000001 [ 1325.319815][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.319904][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1325.319938][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.320138][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.320172][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.320229][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.320258][ T32] r4:8506bc80 [ 1325.320282][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.320401][ T32] INFO: task kworker/1:41:3194 blocked for more than 451 seconds. [ 1325.320516][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.320578][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.320631][ T32] task:kworker/1:41 state:D stack:0 pid:3194 tgid:3194 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.320695][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.320917][ T32] Call trace: [ 1325.321002][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1325.321085][ T32] r10:8291a684 r9:dfac9d84 r8:00000002 r7:60000113 r6:dfac9d8c r5:83b12400 [ 1325.321199][ T32] r4:83b12400 [ 1325.321310][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1325.321414][ T32] r5:83b12400 r4:8291a680 [ 1325.321520][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.321565][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.321633][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfac9e08 [ 1325.321666][ T32] r4:00000000 [ 1325.321741][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1325.321784][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1325.321833][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.321885][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84597bc0 [ 1325.321907][ T32] r4:00000000 [ 1325.321942][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.322006][ T32] r9:83018205 r8:83b12400 r7:00000000 r6:83018200 r5:00001000 r4:7f1bf000 [ 1325.322031][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.322099][ T32] r5:00001000 r4:eb907000 [ 1325.322129][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.322175][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.322220][ T32] r5:859c378c r4:859c3400 [ 1325.322448][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.322499][ T32] r7:ddde2d80 r6:83018200 r5:859c378c r4:84a8e200 [ 1325.322521][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.322567][ T32] r10:61c88647 r9:83b12400 r8:84a8e22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.322616][ T32] r4:84a8e200 [ 1325.322714][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.322783][ T32] r10:00000000 r9:84a8e200 r8:80287e08 r7:dfbe1e60 r6:84590980 r5:83b12400 [ 1325.322806][ T32] r4:00000001 [ 1325.322825][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.322861][ T32] Exception stack(0xdfac9fb0 to 0xdfac9ff8) [ 1325.322950][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.323137][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.323168][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.323196][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.323219][ T32] r4:84597800 [ 1325.323669][ T32] INFO: task kworker/1:41:3194 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1325.323878][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.324111][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.324319][ T32] Call trace: [ 1325.324429][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.324505][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1325.324535][ T32] r4:00000000 [ 1325.324555][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.324668][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1325.324702][ T32] 9d20: e8282000 ecaed000 00000001 80239b98 7f1f9000 00000001 [ 1325.324731][ T32] 9d40: 82ac15a0 7f1f9000 ecaed000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1325.324762][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1325.324862][ T32] r5:80000013 r4:80239bb0 [ 1325.325078][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.325284][ T32] r4:82ac21e4 [ 1325.325308][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.325350][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1325.325373][ T32] r4:e05d9dc0 [ 1325.325391][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.325430][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506bf80 [ 1325.325453][ T32] r4:00000000 [ 1325.325677][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.325728][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1325.325893][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.325948][ T32] r5:00001000 r4:e0045000 [ 1325.325968][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.326087][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.326761][ T32] r5:84af778c r4:84af7400 [ 1325.326786][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.326834][ T32] r7:dddced80 r6:83018000 r5:84af778c r4:8506c780 [ 1325.326855][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.327051][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.327556][ T32] r4:8506c780 [ 1325.327598][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.327663][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1325.327737][ T32] r4:00000001 [ 1325.327949][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.328021][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1325.328106][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.328138][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.328168][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.328196][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.328217][ T32] r4:8506bc80 [ 1325.328288][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.328390][ T32] INFO: task kworker/1:42:3198 blocked for more than 451 seconds. [ 1325.328545][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.355062][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.355111][ T32] task:kworker/1:42 state:D stack:0 pid:3198 tgid:3198 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.355243][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.355338][ T32] Call trace: [ 1325.355404][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1325.355513][ T32] r10:8291a684 r9:dfc11d84 r8:00000002 r7:60000113 r6:dfc11d8c r5:83ff5400 [ 1325.355614][ T32] r4:83ff5400 [ 1325.355639][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1325.355683][ T32] r5:83ff5400 r4:8291a680 [ 1325.355704][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.355750][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.355794][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc11e08 [ 1325.355844][ T32] r4:00000000 [ 1325.355867][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1325.355953][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1325.356005][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.356049][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d76f40 [ 1325.356164][ T32] r4:00000000 [ 1325.356206][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.356262][ T32] r9:83018205 r8:83ff5400 r7:00000000 r6:83018200 r5:00001000 r4:7f749000 [ 1325.356306][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.356361][ T32] r5:00001000 r4:ed881000 [ 1325.356476][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.356578][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.356659][ T32] r5:8487d38c r4:8487d000 [ 1325.356736][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.356800][ T32] r7:ddde2d80 r6:83018200 r5:8487d38c r4:84a8e280 [ 1325.356822][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.356869][ T32] r10:61c88647 r9:83ff5400 r8:84a8e2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.356917][ T32] r4:84a8e280 [ 1325.356941][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.356989][ T32] r10:00000000 r9:84a8e280 r8:80287e08 r7:dfbe1e60 r6:84590a00 r5:83ff5400 [ 1325.357068][ T32] r4:00000001 [ 1325.357102][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.357143][ T32] Exception stack(0xdfc11fb0 to 0xdfc11ff8) [ 1325.357172][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.357199][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.357226][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.357284][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.357311][ T32] r4:84597d40 [ 1325.357780][ T32] INFO: task kworker/1:42:3198 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1325.357817][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.357879][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.357924][ T32] Call trace: [ 1325.358035][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.358098][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1325.358152][ T32] r4:00000000 [ 1325.358176][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.358219][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1325.358272][ T32] 9d20: e860d000 ecaed000 00000001 80239b98 7f1f9000 00000001 [ 1325.358357][ T32] 9d40: 82ac15a0 7f1f9000 ecaed000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1325.358443][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1325.358541][ T32] r5:80000013 r4:80239bb0 [ 1325.364009][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.364122][ T32] r4:82ac21e4 [ 1325.364304][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.364436][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1325.364497][ T32] r4:e05d9dc0 [ 1325.364552][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.364624][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506bf80 [ 1325.364655][ T32] r4:00000000 [ 1325.364697][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.364755][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1325.364777][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.364822][ T32] r5:00001000 r4:e0045000 [ 1325.364882][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.364938][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.365017][ T32] r5:84af778c r4:84af7400 [ 1325.365041][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.365092][ T32] r7:dddced80 r6:83018000 r5:84af778c r4:8506c780 [ 1325.365136][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.365192][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.365246][ T32] r4:8506c780 [ 1325.365274][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.365322][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1325.365343][ T32] r4:00000001 [ 1325.365362][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.365420][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1325.365461][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.365492][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.365518][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.365547][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.365569][ T32] r4:8506bc80 [ 1325.365603][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.365696][ T32] INFO: task kworker/1:43:3199 blocked for more than 451 seconds. [ 1325.365744][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.365793][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.365846][ T32] task:kworker/1:43 state:D stack:0 pid:3199 tgid:3199 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.365972][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.366036][ T32] Call trace: [ 1325.366072][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1325.366124][ T32] r10:8291a684 r9:dfc15d84 r8:00000002 r7:60000113 r6:dfc15d8c r5:83ff6c00 [ 1325.366145][ T32] r4:83ff6c00 [ 1325.366165][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1325.366205][ T32] r5:83ff6c00 r4:8291a680 [ 1325.366224][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.366283][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.366328][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc15e08 [ 1325.366349][ T32] r4:00000000 [ 1325.366367][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1325.366401][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1325.366434][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.366474][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85493b40 [ 1325.366494][ T32] r4:00000000 [ 1325.366513][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.366554][ T32] r9:83018205 r8:83ff6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f26d000 [ 1325.366573][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.366635][ T32] r5:00001000 r4:ecafb000 [ 1325.366662][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.366710][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.366798][ T32] r5:859c478c r4:859c4400 [ 1325.366832][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.366906][ T32] r7:ddde2d80 r6:83018200 r5:859c478c r4:84a8e300 [ 1325.366929][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.367004][ T32] r10:61c88647 r9:83ff6c00 r8:84a8e32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.367075][ T32] r4:84a8e300 [ 1325.367098][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.367143][ T32] r10:00000000 r9:84a8e300 r8:80287e08 r7:dfc11e60 r6:84590a80 r5:83ff6c00 [ 1325.367164][ T32] r4:00000001 [ 1325.367207][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.367298][ T32] Exception stack(0xdfc15fb0 to 0xdfc15ff8) [ 1325.367345][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.367381][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.367416][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.367457][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.367560][ T32] r4:84597d40 [ 1325.368080][ T32] INFO: task kworker/1:43:3199 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1325.368129][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.368220][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.368295][ T32] Call trace: [ 1325.368396][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.368469][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1325.368572][ T32] r4:00000000 [ 1325.384071][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.384165][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1325.384201][ T32] 9d20: e88c7000 ecaed000 00000001 80239b98 7f1f9000 00000001 [ 1325.384246][ T32] 9d40: 82ac15a0 7f1f9000 ecaed000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1325.384295][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1325.384352][ T32] r5:80000013 r4:80239bb0 [ 1325.384383][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.384438][ T32] r4:82ac21e4 [ 1325.384463][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.384522][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1325.384548][ T32] r4:e05d9dc0 [ 1325.384588][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.384661][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506bf80 [ 1325.384692][ T32] r4:00000000 [ 1325.384742][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.384791][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1325.384814][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.384869][ T32] r5:00001000 r4:e0045000 [ 1325.384893][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.384942][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.384993][ T32] r5:84af778c r4:84af7400 [ 1325.385014][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.385092][ T32] r7:dddced80 r6:83018000 r5:84af778c r4:8506c780 [ 1325.385117][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.385163][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.385185][ T32] r4:8506c780 [ 1325.385214][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.385265][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1325.385287][ T32] r4:00000001 [ 1325.385307][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.385341][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1325.385367][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.385395][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.385441][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.385526][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.385558][ T32] r4:8506bc80 [ 1325.385583][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.385624][ T32] INFO: task kworker/1:44:3201 blocked for more than 451 seconds. [ 1325.385682][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.385717][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.385758][ T32] task:kworker/1:44 state:D stack:0 pid:3201 tgid:3201 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.385822][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.385878][ T32] Call trace: [ 1325.385994][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1325.386087][ T32] r10:8291a684 r9:dfc1dd84 r8:00000002 r7:60000113 r6:dfc1dd8c r5:83ff0c00 [ 1325.386111][ T32] r4:83ff0c00 [ 1325.386142][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1325.386197][ T32] r5:83ff0c00 r4:8291a680 [ 1325.386220][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.386280][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.386363][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc1de08 [ 1325.386413][ T32] r4:00000000 [ 1325.386458][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1325.386502][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1325.386566][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.386615][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859f0300 [ 1325.386657][ T32] r4:00000000 [ 1325.386679][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.386822][ T32] r9:83018205 r8:83ff0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f219000 [ 1325.386863][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.386907][ T32] r5:00001000 r4:dfbf5000 [ 1325.386927][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.386970][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.387033][ T32] r5:859c538c r4:859c5000 [ 1325.387066][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.387112][ T32] r7:ddde2d80 r6:83018200 r5:859c538c r4:84a8e380 [ 1325.387132][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.387176][ T32] r10:61c88647 r9:83ff0c00 r8:84a8e3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.387217][ T32] r4:84a8e380 [ 1325.387251][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.387337][ T32] r10:00000000 r9:84a8e380 r8:80287e08 r7:dfc11e60 r6:84590b00 r5:83ff0c00 [ 1325.387363][ T32] r4:00000001 [ 1325.387391][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.387468][ T32] Exception stack(0xdfc1dfb0 to 0xdfc1dff8) [ 1325.387495][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.387523][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.387550][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.387578][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.387600][ T32] r4:84597dc0 [ 1325.388101][ T32] INFO: task kworker/1:44:3201 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1325.388185][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.388272][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.388367][ T32] Call trace: [ 1325.388519][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.401293][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1325.401344][ T32] r4:00000000 [ 1325.401393][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.401462][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1325.401496][ T32] 9d20: e8cb9000 ecaed000 00000001 80239b98 7f1f9000 00000001 [ 1325.401525][ T32] 9d40: 82ac15a0 7f1f9000 ecaed000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1325.401549][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1325.401572][ T32] r5:80000013 r4:80239bb0 [ 1325.401592][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.401634][ T32] r4:82ac21e4 [ 1325.401654][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.401694][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1325.401770][ T32] r4:e05d9dc0 [ 1325.401819][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.401866][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506bf80 [ 1325.401915][ T32] r4:00000000 [ 1325.401971][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.402100][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1325.402139][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.402186][ T32] r5:00001000 r4:e0045000 [ 1325.402206][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.402284][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.402332][ T32] r5:84af778c r4:84af7400 [ 1325.402352][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.402399][ T32] r7:dddced80 r6:83018000 r5:84af778c r4:8506c780 [ 1325.402420][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.402510][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.402618][ T32] r4:8506c780 [ 1325.402651][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.402698][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1325.402767][ T32] r4:00000001 [ 1325.402815][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.402856][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1325.402883][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.402912][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.402939][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.403005][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.403051][ T32] r4:8506bc80 [ 1325.403110][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.403145][ T32] INFO: task kworker/1:45:3203 blocked for more than 451 seconds. [ 1325.403179][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.403218][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.403242][ T32] task:kworker/1:45 state:D stack:0 pid:3203 tgid:3203 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.403302][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.403345][ T32] Call trace: [ 1325.403424][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1325.403475][ T32] r10:8291a684 r9:dfc2dd84 r8:00000002 r7:60000113 r6:dfc2dd8c r5:83ff6000 [ 1325.403519][ T32] r4:83ff6000 [ 1325.403556][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1325.403601][ T32] r5:83ff6000 r4:8291a680 [ 1325.403642][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.403686][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.403729][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc2de08 [ 1325.403773][ T32] r4:00000000 [ 1325.403823][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1325.403861][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1325.403919][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.403969][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a592c0 [ 1325.403992][ T32] r4:00000000 [ 1325.404049][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.404123][ T32] r9:83018205 r8:83ff6000 r7:00000000 r6:83018200 r5:00001000 r4:7f2c5000 [ 1325.404154][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.404218][ T32] r5:00001000 r4:eca27000 [ 1325.404268][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.404336][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.404387][ T32] r5:859c5f8c r4:859c5c00 [ 1325.404407][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.404475][ T32] r7:ddde2d80 r6:83018200 r5:859c5f8c r4:84a8e400 [ 1325.404519][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.404574][ T32] r10:61c88647 r9:83ff6000 r8:84a8e42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.404607][ T32] r4:84a8e400 [ 1325.404640][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.404693][ T32] r10:00000000 r9:84a8e400 r8:80287e08 r7:dfc11e60 r6:84590b80 r5:83ff6000 [ 1325.404719][ T32] r4:00000001 [ 1325.404742][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.404777][ T32] Exception stack(0xdfc2dfb0 to 0xdfc2dff8) [ 1325.404825][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.404880][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.404915][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.404944][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.404978][ T32] r4:847a0bc0 [ 1325.405438][ T32] INFO: task kworker/1:45:3203 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1325.405487][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.405585][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.405630][ T32] Call trace: [ 1325.405695][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.405749][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1325.405796][ T32] r4:00000000 [ 1325.405825][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.405865][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1325.405893][ T32] 9d20: e8cb9000 ecaed000 00000001 80239b98 7f1f9000 00000001 [ 1325.405972][ T32] 9d40: 82ac15a0 7f1f9000 ecaed000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1325.406003][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1325.406028][ T32] r5:80000013 r4:80239bb0 [ 1325.406075][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.406144][ T32] r4:82ac21e4 [ 1325.406172][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.406261][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1325.406287][ T32] r4:e05d9dc0 [ 1325.406363][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.406429][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506bf80 [ 1325.406454][ T32] r4:00000000 [ 1325.406474][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.406542][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1325.406595][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.406662][ T32] r5:00001000 r4:e0045000 [ 1325.406770][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.406829][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.406874][ T32] r5:84af778c r4:84af7400 [ 1325.406894][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.406939][ T32] r7:dddced80 r6:83018000 r5:84af778c r4:8506c780 [ 1325.406980][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.407030][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.407052][ T32] r4:8506c780 [ 1325.407104][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.407166][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1325.407217][ T32] r4:00000001 [ 1325.407249][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.407310][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1325.407360][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.407414][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.407468][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.407499][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.407552][ T32] r4:8506bc80 [ 1325.407583][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.407631][ T32] INFO: task kworker/1:46:3205 blocked for more than 451 seconds. [ 1325.407674][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.407700][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.407732][ T32] task:kworker/1:46 state:D stack:0 pid:3205 tgid:3205 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.407780][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.407846][ T32] Call trace: [ 1325.407897][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1325.407982][ T32] r10:8291a684 r9:dfc3dd84 r8:00000002 r7:60000013 r6:dfc3dd8c r5:83ff1800 [ 1325.408009][ T32] r4:83ff1800 [ 1325.408030][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1325.408072][ T32] r5:83ff1800 r4:8291a680 [ 1325.408091][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.408173][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.408259][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc3de08 [ 1325.408285][ T32] r4:00000000 [ 1325.408314][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1325.408355][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1325.408431][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.429193][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a59d80 [ 1325.429264][ T32] r4:00000000 [ 1325.429298][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.429370][ T32] r9:83018205 r8:83ff1800 r7:00000000 r6:83018200 r5:00001000 r4:7f2d9000 [ 1325.429403][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.429470][ T32] r5:00001000 r4:ec735000 [ 1325.429494][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.429534][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.429599][ T32] r5:859c638c r4:859c6000 [ 1325.429644][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.429705][ T32] r7:ddde2d80 r6:83018200 r5:859c638c r4:84a8e480 [ 1325.429744][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.429794][ T32] r10:61c88647 r9:83ff1800 r8:84a8e4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.429816][ T32] r4:84a8e480 [ 1325.429835][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.429898][ T32] r10:00000000 r9:84a8e480 r8:80287e08 r7:dfc11e60 r6:84590c00 r5:83ff1800 [ 1325.429923][ T32] r4:00000001 [ 1325.429956][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.430023][ T32] Exception stack(0xdfc3dfb0 to 0xdfc3dff8) [ 1325.430064][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.430115][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.430145][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.430173][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.430196][ T32] r4:84595100 [ 1325.430680][ T32] INFO: task kworker/1:46:3205 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1325.430730][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.430860][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.430914][ T32] Call trace: [ 1325.430994][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.431092][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1325.431127][ T32] r4:00000000 [ 1325.431148][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.431187][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1325.431215][ T32] 9d20: e8f53000 ecaed000 00000001 80239b98 7f1f9000 00000001 [ 1325.431262][ T32] 9d40: 82ac15a0 7f1f9000 ecaed000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1325.431292][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1325.431337][ T32] r5:80000013 r4:80239bb0 [ 1325.431382][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.431428][ T32] r4:82ac21e4 [ 1325.431448][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.431612][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1325.431651][ T32] r4:e05d9dc0 [ 1325.431672][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.431743][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506bf80 [ 1325.431772][ T32] r4:00000000 [ 1325.431809][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.431858][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1325.431880][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.431921][ T32] r5:00001000 r4:e0045000 [ 1325.431995][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.432071][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.432144][ T32] r5:84af778c r4:84af7400 [ 1325.432168][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.432215][ T32] r7:dddced80 r6:83018000 r5:84af778c r4:8506c780 [ 1325.432235][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.432279][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.432301][ T32] r4:8506c780 [ 1325.432334][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.432386][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1325.432409][ T32] r4:00000001 [ 1325.432428][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.432462][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1325.432493][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.432560][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.432622][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.432655][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.432678][ T32] r4:8506bc80 [ 1325.432700][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.432734][ T32] INFO: task kworker/1:47:3207 blocked for more than 451 seconds. [ 1325.432768][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.432795][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.432844][ T32] task:kworker/1:47 state:D stack:0 pid:3207 tgid:3207 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.432926][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.433021][ T32] Call trace: [ 1325.433055][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1325.433102][ T32] r10:8291a684 r9:dfc4dd84 r8:00000002 r7:60000013 r6:dfc4dd8c r5:849c8c00 [ 1325.433124][ T32] r4:849c8c00 [ 1325.433144][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1325.433216][ T32] r5:849c8c00 r4:8291a680 [ 1325.433283][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.433328][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.433370][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc4de08 [ 1325.433393][ T32] r4:00000000 [ 1325.433439][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1325.433477][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1325.433562][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.433634][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848e6440 [ 1325.433741][ T32] r4:00000000 [ 1325.433837][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.433887][ T32] r9:83018205 r8:849c8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f027000 [ 1325.433939][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.434036][ T32] r5:00001000 r4:dfc75000 [ 1325.434088][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.434133][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.434176][ T32] r5:85c51b8c r4:85c51800 [ 1325.434195][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.434239][ T32] r7:ddde2d80 r6:83018200 r5:85c51b8c r4:84a8e500 [ 1325.434288][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.434378][ T32] r10:61c88647 r9:849c8c00 r8:84a8e52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.434418][ T32] r4:84a8e500 [ 1325.434501][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.434590][ T32] r10:00000000 r9:84a8e500 r8:80287e08 r7:dfc11e60 r6:84590c80 r5:849c8c00 [ 1325.434617][ T32] r4:00000001 [ 1325.434636][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.434703][ T32] Exception stack(0xdfc4dfb0 to 0xdfc4dff8) [ 1325.434779][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.434835][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.434877][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.434938][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.434997][ T32] r4:848e6000 [ 1325.435295][ T32] INFO: task kworker/1:47:3207 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1325.435330][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.435439][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.435497][ T32] Call trace: [ 1325.435527][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.435575][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1325.435615][ T32] r4:00000000 [ 1325.435639][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.435713][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1325.435771][ T32] 9d20: e8f53000 ecaed000 00000001 80239b98 7f1f9000 00000001 [ 1325.435812][ T32] 9d40: 82ac15a0 7f1f9000 ecaed000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1325.435860][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1325.435895][ T32] r5:80000013 r4:80239bb0 [ 1325.435940][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.436002][ T32] r4:82ac21e4 [ 1325.436023][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.436078][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1325.436123][ T32] r4:e05d9dc0 [ 1325.436183][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.436257][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506bf80 [ 1325.436295][ T32] r4:00000000 [ 1325.436339][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.436398][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1325.436429][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.436471][ T32] r5:00001000 r4:e0045000 [ 1325.436491][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.436529][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.436571][ T32] r5:84af778c r4:84af7400 [ 1325.436600][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.436673][ T32] r7:dddced80 r6:83018000 r5:84af778c r4:8506c780 [ 1325.436701][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.436783][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.436835][ T32] r4:8506c780 [ 1325.436857][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.436914][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1325.436940][ T32] r4:00000001 [ 1325.436997][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.437036][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1325.437083][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.437115][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.437166][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.437234][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.437280][ T32] r4:8506bc80 [ 1325.437303][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.437329][ T32] INFO: task kworker/0:4:3210 blocked for more than 451 seconds. [ 1325.437411][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.437445][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.437466][ T32] task:kworker/0:4 state:D stack:0 pid:3210 tgid:3210 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.437557][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.437627][ T32] Call trace: [ 1325.437681][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1325.437734][ T32] r10:8291a684 r9:dfc61d84 r8:00000002 r7:60000113 r6:dfc61d8c r5:849ca400 [ 1325.437756][ T32] r4:849ca400 [ 1325.437777][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1325.437817][ T32] r5:849ca400 r4:8291a680 [ 1325.437836][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.437875][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.437925][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc61e08 [ 1325.437955][ T32] r4:00000000 [ 1325.437979][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1325.438035][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1325.438077][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.438126][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850eb980 [ 1325.438151][ T32] r4:00000000 [ 1325.438171][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.438214][ T32] r9:83018005 r8:849ca400 r7:00000000 r6:83018000 r5:00001000 r4:7f0b7000 [ 1325.438235][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.438284][ T32] r5:00001000 r4:ec6f5000 [ 1325.438327][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.438413][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.469178][ T32] r5:858b078c r4:858b0400 [ 1325.469264][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.469343][ T32] r7:dddced80 r6:83018000 r5:858b078c r4:84590d00 [ 1325.469366][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.469414][ T32] r10:61c88647 r9:849ca400 r8:84590d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.469436][ T32] r4:84590d00 [ 1325.469455][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.469501][ T32] r10:00000000 r9:84590d00 r8:80287e08 r7:df921e60 r6:84590d80 r5:849ca400 [ 1325.469555][ T32] r4:00000001 [ 1325.469578][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.469617][ T32] Exception stack(0xdfc61fb0 to 0xdfc61ff8) [ 1325.469678][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.469753][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.469791][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.469856][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.469890][ T32] r4:848e4700 [ 1325.470372][ T32] INFO: task kworker/0:4:3210 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1325.470410][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.470524][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.470574][ T32] Call trace: [ 1325.470635][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.470727][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1325.470793][ T32] r4:00000000 [ 1325.470817][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.470860][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1325.470987][ T32] 9d20: e990f000 ecaed000 00000001 80239b98 7f1f9000 00000001 [ 1325.471024][ T32] 9d40: 82ac15a0 7f1f9000 ecaed000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1325.471050][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1325.471180][ T32] r5:80000013 r4:80239bb0 [ 1325.471204][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.471248][ T32] r4:82ac21e4 [ 1325.471268][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.471332][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1325.471362][ T32] r4:e05d9dc0 [ 1325.471383][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.471426][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506bf80 [ 1325.471516][ T32] r4:00000000 [ 1325.471540][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.471614][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1325.471643][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.471687][ T32] r5:00001000 r4:e0045000 [ 1325.471707][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.471755][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.471796][ T32] r5:84af778c r4:84af7400 [ 1325.471815][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.471859][ T32] r7:dddced80 r6:83018000 r5:84af778c r4:8506c780 [ 1325.471880][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.471924][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.471973][ T32] r4:8506c780 [ 1325.472023][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.472119][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1325.472152][ T32] r4:00000001 [ 1325.472199][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.472271][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1325.472301][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.472376][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.472431][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.472553][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.472608][ T32] r4:8506bc80 [ 1325.472638][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.472729][ T32] INFO: task kworker/0:5:3211 blocked for more than 451 seconds. [ 1325.472796][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.472826][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.472846][ T32] task:kworker/0:5 state:D stack:0 pid:3211 tgid:3211 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.472931][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.473041][ T32] Call trace: [ 1325.473107][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1325.473159][ T32] r10:8291a684 r9:dfc65d84 r8:00000002 r7:60000113 r6:dfc65d8c r5:849c9800 [ 1325.473232][ T32] r4:849c9800 [ 1325.473257][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1325.473300][ T32] r5:849c9800 r4:8291a680 [ 1325.473379][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.473422][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.473493][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc65e08 [ 1325.473518][ T32] r4:00000000 [ 1325.473537][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1325.473574][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1325.473609][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.473664][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850eba40 [ 1325.473688][ T32] r4:00000000 [ 1325.473707][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.473753][ T32] r9:83018005 r8:849c9800 r7:00000000 r6:83018000 r5:00001000 r4:7f027000 [ 1325.473774][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.473813][ T32] r5:00001000 r4:ec73d000 [ 1325.473831][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.473868][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.473949][ T32] r5:858b0b8c r4:858b0800 [ 1325.473977][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.474052][ T32] r7:dddced80 r6:83018000 r5:858b0b8c r4:84590e00 [ 1325.474076][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.474122][ T32] r10:61c88647 r9:849c9800 r8:84590e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.474145][ T32] r4:84590e00 [ 1325.474163][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.474265][ T32] r10:00000000 r9:84590e00 r8:80287e08 r7:dfc61e60 r6:84590e80 r5:849c9800 [ 1325.474291][ T32] r4:00000001 [ 1325.474310][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.474345][ T32] Exception stack(0xdfc65fb0 to 0xdfc65ff8) [ 1325.474402][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.474460][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.474521][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.474560][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.474582][ T32] r4:848e4540 [ 1325.474922][ T32] INFO: task kworker/0:5:3211 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1325.475005][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.475100][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.475166][ T32] Call trace: [ 1325.475217][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.475282][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1325.475305][ T32] r4:00000000 [ 1325.475323][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.475361][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1325.475389][ T32] 9d20: e990f000 ecaed000 00000001 80239b98 7f1f9000 00000001 [ 1325.475417][ T32] 9d40: 82ac15a0 7f1f9000 ecaed000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1325.475441][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1325.475483][ T32] r5:80000013 r4:80239bb0 [ 1325.475516][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.475561][ T32] r4:82ac21e4 [ 1325.475590][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.475634][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1325.475656][ T32] r4:e05d9dc0 [ 1325.475674][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.475713][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506bf80 [ 1325.475737][ T32] r4:00000000 [ 1325.475766][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.475831][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1325.475857][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.475900][ T32] r5:00001000 r4:e0045000 [ 1325.475921][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.475958][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.476053][ T32] r5:84af778c r4:84af7400 [ 1325.476097][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.476148][ T32] r7:dddced80 r6:83018000 r5:84af778c r4:8506c780 [ 1325.476169][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.476236][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.476262][ T32] r4:8506c780 [ 1325.476282][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.476349][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1325.476376][ T32] r4:00000001 [ 1325.476394][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.476447][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1325.476475][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.476503][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.476546][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.476598][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.476630][ T32] r4:8506bc80 [ 1325.476649][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.476684][ T32] INFO: task kworker/0:6:3214 blocked for more than 451 seconds. [ 1325.476720][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.476746][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.476789][ T32] task:kworker/0:6 state:D stack:0 pid:3214 tgid:3214 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.476860][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.476916][ T32] Call trace: [ 1325.476978][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1325.477046][ T32] r10:8291a684 r9:dfc79d84 r8:00000002 r7:60000113 r6:dfc79d8c r5:849cbc00 [ 1325.477072][ T32] r4:849cbc00 [ 1325.477092][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1325.477186][ T32] r5:849cbc00 r4:8291a680 [ 1325.477232][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.477276][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.477317][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc79e08 [ 1325.477349][ T32] r4:00000000 [ 1325.477387][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1325.477447][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1325.477505][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.477559][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850ebb40 [ 1325.477606][ T32] r4:00000000 [ 1325.477656][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.477704][ T32] r9:83018005 r8:849cbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 1325.477754][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.477820][ T32] r5:00001000 r4:dfb43000 [ 1325.477842][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.477881][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.477942][ T32] r5:858b0f8c r4:858b0c00 [ 1325.477994][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.478044][ T32] r7:dddced80 r6:83018000 r5:858b0f8c r4:84590f00 [ 1325.478115][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.478174][ T32] r10:61c88647 r9:849cbc00 r8:84590f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.478209][ T32] r4:84590f00 [ 1325.478230][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.478276][ T32] r10:00000000 r9:84590f00 r8:80287e08 r7:dfc65e60 r6:84590f80 r5:849cbc00 [ 1325.478319][ T32] r4:00000001 [ 1325.478364][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.478513][ T32] Exception stack(0xdfc79fb0 to 0xdfc79ff8) [ 1325.493636][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.493690][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.493718][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.493767][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.493821][ T32] r4:848e4b80 [ 1325.494285][ T32] INFO: task kworker/0:6:3214 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1325.494324][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.494430][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.494495][ T32] Call trace: [ 1325.494526][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.494580][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1325.494603][ T32] r4:00000000 [ 1325.494622][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.494691][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1325.494734][ T32] 9d20: e9a17000 ecaed000 00000001 80239b98 7f1f9000 00000001 [ 1325.494802][ T32] 9d40: 82ac15a0 7f1f9000 ecaed000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1325.494859][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1325.494886][ T32] r5:80000013 r4:80239bb0 [ 1325.494908][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.494951][ T32] r4:82ac21e4 [ 1325.494980][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.495063][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1325.495094][ T32] r4:e05d9dc0 [ 1325.495113][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.495155][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506bf80 [ 1325.495176][ T32] r4:00000000 [ 1325.495223][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.495273][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1325.495295][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.495364][ T32] r5:00001000 r4:e0045000 [ 1325.495416][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.495463][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.495506][ T32] r5:84af778c r4:84af7400 [ 1325.495526][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.495572][ T32] r7:dddced80 r6:83018000 r5:84af778c r4:8506c780 [ 1325.495592][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.495647][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.495672][ T32] r4:8506c780 [ 1325.495727][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.495777][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1325.495799][ T32] r4:00000001 [ 1325.495818][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.495852][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1325.495908][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.495940][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.496001][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.496034][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.496101][ T32] r4:8506bc80 [ 1325.496151][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.496183][ T32] INFO: task kworker/0:7:3216 blocked for more than 452 seconds. [ 1325.496216][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.496270][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.496294][ T32] task:kworker/0:7 state:D stack:0 pid:3216 tgid:3216 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.496396][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.496537][ T32] Call trace: [ 1325.496571][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1325.496638][ T32] r10:8291a684 r9:dfc85d84 r8:00000002 r7:60000113 r6:dfc85d8c r5:849cc800 [ 1325.496665][ T32] r4:849cc800 [ 1325.496685][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1325.496727][ T32] r5:849cc800 r4:8291a680 [ 1325.496747][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.496785][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.496825][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc85e08 [ 1325.496896][ T32] r4:00000000 [ 1325.496977][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1325.497015][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1325.497048][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.497117][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850ebc80 [ 1325.497143][ T32] r4:00000000 [ 1325.497163][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.497206][ T32] r9:83018005 r8:849cc800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1325.497227][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.497267][ T32] r5:00001000 r4:ea9cb000 [ 1325.497286][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.497323][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.497403][ T32] r5:858b138c r4:858b1000 [ 1325.497426][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.497471][ T32] r7:dddced80 r6:83018000 r5:858b138c r4:84a90000 [ 1325.497492][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.497538][ T32] r10:61c88647 r9:849cc800 r8:84a9002c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.497559][ T32] r4:84a90000 [ 1325.497577][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.497658][ T32] r10:00000000 r9:84a90000 r8:80287e08 r7:dfc79e60 r6:84a90080 r5:849cc800 [ 1325.497683][ T32] r4:00000001 [ 1325.497702][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.497739][ T32] Exception stack(0xdfc85fb0 to 0xdfc85ff8) [ 1325.497764][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.497820][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.497849][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.497877][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.497899][ T32] r4:848e4d80 [ 1325.498171][ T32] INFO: task kworker/0:7:3216 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1325.498205][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.498294][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.498337][ T32] Call trace: [ 1325.498400][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.498497][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1325.516387][ T32] r4:00000000 [ 1325.516434][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.516505][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1325.516561][ T32] 9d20: e9eee000 ecaed000 00000001 80239b98 7f1f9000 00000001 [ 1325.516595][ T32] 9d40: 82ac15a0 7f1f9000 ecaed000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1325.516620][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1325.516646][ T32] r5:80000013 r4:80239bb0 [ 1325.516667][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.516712][ T32] r4:82ac21e4 [ 1325.516733][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.516774][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1325.516795][ T32] r4:e05d9dc0 [ 1325.516824][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.516880][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506bf80 [ 1325.516905][ T32] r4:00000000 [ 1325.516925][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.517002][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1325.517061][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.517114][ T32] r5:00001000 r4:e0045000 [ 1325.517135][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.517174][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.517216][ T32] r5:84af778c r4:84af7400 [ 1325.517236][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.517282][ T32] r7:dddced80 r6:83018000 r5:84af778c r4:8506c780 [ 1325.517325][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.517383][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.517428][ T32] r4:8506c780 [ 1325.517474][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.517536][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1325.517560][ T32] r4:00000001 [ 1325.517632][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.517671][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1325.517697][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.517751][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.517780][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.517808][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.517829][ T32] r4:8506bc80 [ 1325.517874][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.517928][ T32] INFO: task kworker/0:8:3217 blocked for more than 452 seconds. [ 1325.517969][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.517995][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.518062][ T32] task:kworker/0:8 state:D stack:0 pid:3217 tgid:3217 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.518125][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.518168][ T32] Call trace: [ 1325.518200][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1325.518246][ T32] r10:8291a684 r9:dfc89d84 r8:00000002 r7:60000013 r6:dfc89d8c r5:849c8000 [ 1325.518281][ T32] r4:849c8000 [ 1325.518334][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1325.518381][ T32] r5:849c8000 r4:8291a680 [ 1325.518405][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.518447][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.523698][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc89e08 [ 1325.523795][ T32] r4:00000000 [ 1325.523821][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1325.523909][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1325.523957][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.524035][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850ebe80 [ 1325.524094][ T32] r4:00000000 [ 1325.524117][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.524164][ T32] r9:83018005 r8:849c8000 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [ 1325.524185][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.524229][ T32] r5:00001000 r4:eafc5000 [ 1325.524272][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.524341][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.524387][ T32] r5:858b1b8c r4:858b1800 [ 1325.524443][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.524535][ T32] r7:dddced80 r6:83018000 r5:858b1b8c r4:84a90100 [ 1325.524599][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.524666][ T32] r10:61c88647 r9:849c8000 r8:84a9012c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.524693][ T32] r4:84a90100 [ 1325.524712][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.524805][ T32] r10:00000000 r9:84a90100 r8:80287e08 r7:dfc85e60 r6:84a90180 r5:849c8000 [ 1325.524865][ T32] r4:00000001 [ 1325.524888][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.524928][ T32] Exception stack(0xdfc89fb0 to 0xdfc89ff8) [ 1325.524993][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.525056][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.525113][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.525144][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.525195][ T32] r4:848e4d80 [ 1325.525628][ T32] INFO: task kworker/0:8:3217 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1325.525699][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.525807][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.525943][ T32] Call trace: [ 1325.526026][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.526084][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1325.526133][ T32] r4:00000000 [ 1325.526179][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.526243][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1325.526297][ T32] 9d20: e9eee000 ecaed000 00000001 80239b98 7f1f9000 00000001 [ 1325.526329][ T32] 9d40: 82ac15a0 7f1f9000 ecaed000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1325.526354][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1325.526392][ T32] r5:80000013 r4:80239bb0 [ 1325.526415][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.526499][ T32] r4:82ac21e4 [ 1325.526523][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.526609][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1325.526650][ T32] r4:e05d9dc0 [ 1325.526694][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.526769][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506bf80 [ 1325.526796][ T32] r4:00000000 [ 1325.526816][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.526882][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1325.526915][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.527045][ T32] r5:00001000 r4:e0045000 [ 1325.527084][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.527155][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.527243][ T32] r5:84af778c r4:84af7400 [ 1325.527282][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.527339][ T32] r7:dddced80 r6:83018000 r5:84af778c r4:8506c780 [ 1325.527366][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.527413][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.527444][ T32] r4:8506c780 [ 1325.527475][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.527534][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1325.527586][ T32] r4:00000001 [ 1325.527608][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.527644][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1325.527669][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.527706][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.527736][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.527764][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.527786][ T32] r4:8506bc80 [ 1325.527806][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.527833][ T32] INFO: task kworker/0:9:3221 blocked for more than 452 seconds. [ 1325.527867][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.527902][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.527935][ T32] task:kworker/0:9 state:D stack:0 pid:3221 tgid:3221 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.528021][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.528084][ T32] Call trace: [ 1325.528147][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1325.528195][ T32] r10:8291a684 r9:dfc49d84 r8:00000002 r7:60000113 r6:dfc49d8c r5:849cd400 [ 1325.528217][ T32] r4:849cd400 [ 1325.528237][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1325.528279][ T32] r5:849cd400 r4:8291a680 [ 1325.528299][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.528336][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.528388][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc49e08 [ 1325.528427][ T32] r4:00000000 [ 1325.528472][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1325.545537][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1325.545668][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.545721][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851ca040 [ 1325.545788][ T32] r4:00000000 [ 1325.545814][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.545866][ T32] r9:83018005 r8:849cd400 r7:00000000 r6:83018000 r5:00001000 r4:7f05f000 [ 1325.545890][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.545981][ T32] r5:00001000 r4:eb661000 [ 1325.546060][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.546106][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.546189][ T32] r5:858b278c r4:858b2400 [ 1325.546213][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.546288][ T32] r7:dddced80 r6:83018000 r5:858b278c r4:84a90200 [ 1325.546338][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.546390][ T32] r10:61c88647 r9:849cd400 r8:84a9022c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.546435][ T32] r4:84a90200 [ 1325.546458][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.546506][ T32] r10:00000000 r9:84a90200 r8:80287e08 r7:dfc89e60 r6:84a90280 r5:849cd400 [ 1325.546592][ T32] r4:00000001 [ 1325.546642][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.546830][ T32] Exception stack(0xdfc49fb0 to 0xdfc49ff8) [ 1325.546904][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.546937][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.547003][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.547069][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.547176][ T32] r4:844ef1c0 [ 1325.547637][ T32] INFO: task kworker/0:9:3221 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1325.547675][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.547757][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.547881][ T32] Call trace: [ 1325.547920][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.548031][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1325.548061][ T32] r4:00000000 [ 1325.548081][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.548122][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1325.548194][ T32] 9d20: ea520000 ecaed000 00000001 80239b98 7f1f9000 00000001 [ 1325.548229][ T32] 9d40: 82ac15a0 7f1f9000 ecaed000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1325.548324][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1325.548352][ T32] r5:80000013 r4:80239bb0 [ 1325.548374][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.548513][ T32] r4:82ac21e4 [ 1325.552573][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.552684][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1325.552792][ T32] r4:e05d9dc0 [ 1325.552815][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.552860][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506bf80 [ 1325.552881][ T32] r4:00000000 [ 1325.552900][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.552945][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1325.553001][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.553085][ T32] r5:00001000 r4:e0045000 [ 1325.553163][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.553207][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.553250][ T32] r5:84af778c r4:84af7400 [ 1325.553280][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.553352][ T32] r7:dddced80 r6:83018000 r5:84af778c r4:8506c780 [ 1325.553377][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.553425][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.553468][ T32] r4:8506c780 [ 1325.553491][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.553537][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1325.553601][ T32] r4:00000001 [ 1325.553636][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.553675][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1325.553748][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.553848][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.553879][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.553958][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.553987][ T32] r4:8506bc80 [ 1325.554046][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.554113][ T32] INFO: task kworker/0:10:3222 blocked for more than 452 seconds. [ 1325.554175][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.554233][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.554257][ T32] task:kworker/0:10 state:D stack:0 pid:3222 tgid:3222 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.554365][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.554488][ T32] Call trace: [ 1325.554553][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1325.554613][ T32] r10:8291a684 r9:dfbedd84 r8:00000002 r7:60000113 r6:dfbedd8c r5:849ce000 [ 1325.554635][ T32] r4:849ce000 [ 1325.554654][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1325.554759][ T32] r5:849ce000 r4:8291a680 [ 1325.554800][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.554843][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.554885][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbede08 [ 1325.554906][ T32] r4:00000000 [ 1325.554998][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1325.555039][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1325.555105][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.555149][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850ebf80 [ 1325.555226][ T32] r4:00000000 [ 1325.555248][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.555346][ T32] r9:83018005 r8:849ce000 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 1325.555371][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.555433][ T32] r5:00001000 r4:eb293000 [ 1325.555456][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.555498][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.555542][ T32] r5:858b1f8c r4:858b1c00 [ 1325.555583][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.555662][ T32] r7:dddced80 r6:83018000 r5:858b1f8c r4:84a90300 [ 1325.555686][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.555738][ T32] r10:61c88647 r9:849ce000 r8:84a9032c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.555760][ T32] r4:84a90300 [ 1325.555811][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.555888][ T32] r10:00000000 r9:84a90300 r8:80287e08 r7:dfc49e60 r6:84a90380 r5:849ce000 [ 1325.555935][ T32] r4:00000001 [ 1325.555984][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.556024][ T32] Exception stack(0xdfbedfb0 to 0xdfbedff8) [ 1325.556050][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.556078][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.556104][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.556203][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.556231][ T32] r4:844ef100 [ 1325.556688][ T32] INFO: task kworker/0:10:3222 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1325.556735][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.556794][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.556838][ T32] Call trace: [ 1325.556886][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.556989][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1325.557043][ T32] r4:00000000 [ 1325.557095][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.557141][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1325.557169][ T32] 9d20: ea520000 ecaed000 00000001 80239b98 7f1f9000 00000001 [ 1325.557229][ T32] 9d40: 82ac15a0 7f1f9000 ecaed000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1325.557257][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1325.557307][ T32] r5:80000013 r4:80239bb0 [ 1325.557342][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.557388][ T32] r4:82ac21e4 [ 1325.557408][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.557449][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1325.557471][ T32] r4:e05d9dc0 [ 1325.557490][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.557532][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506bf80 [ 1325.557703][ T32] r4:00000000 [ 1325.557796][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.557852][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1325.557916][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.557967][ T32] r5:00001000 r4:e0045000 [ 1325.557988][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.558040][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.558085][ T32] r5:84af778c r4:84af7400 [ 1325.558105][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.558150][ T32] r7:dddced80 r6:83018000 r5:84af778c r4:8506c780 [ 1325.558170][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.558215][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.558270][ T32] r4:8506c780 [ 1325.558294][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.558340][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1325.558420][ T32] r4:00000001 [ 1325.558467][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.576217][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1325.576291][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.576323][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.576387][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.576423][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.576478][ T32] r4:8506bc80 [ 1325.576506][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.576565][ T32] INFO: task kworker/0:11:3227 blocked for more than 452 seconds. [ 1325.576603][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.576629][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.576680][ T32] task:kworker/0:11 state:D stack:0 pid:3227 tgid:3227 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.576744][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.576864][ T32] Call trace: [ 1325.576897][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1325.576988][ T32] r10:8291a684 r9:df9fdd84 r8:00000002 r7:60000013 r6:df9fdd8c r5:84101800 [ 1325.577015][ T32] r4:84101800 [ 1325.577035][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1325.577108][ T32] r5:84101800 r4:8291a680 [ 1325.577152][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.577195][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.577266][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9fde08 [ 1325.577291][ T32] r4:00000000 [ 1325.577337][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1325.577404][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1325.577446][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.577514][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85284f00 [ 1325.577539][ T32] r4:00000000 [ 1325.577601][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.577654][ T32] r9:83018005 r8:84101800 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 [ 1325.577709][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.577795][ T32] r5:00001000 r4:eb33d000 [ 1325.577820][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.577883][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.577928][ T32] r5:858b238c r4:858b2000 [ 1325.577948][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.578034][ T32] r7:dddced80 r6:83018000 r5:858b238c r4:84a90400 [ 1325.578116][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.578195][ T32] r10:61c88647 r9:84101800 r8:84a9042c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.578221][ T32] r4:84a90400 [ 1325.578270][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.578320][ T32] r10:00000000 r9:84a90400 r8:80287e08 r7:dfbede60 r6:84a8e600 r5:84101800 [ 1325.578342][ T32] r4:00000001 [ 1325.578407][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.589276][ T32] Exception stack(0xdf9fdfb0 to 0xdf9fdff8) [ 1325.589381][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.589416][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.589442][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.589515][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.589544][ T32] r4:844ef400 [ 1325.590000][ T32] INFO: task kworker/0:11:3227 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1325.590068][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.590166][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.590262][ T32] Call trace: [ 1325.590331][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.590388][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1325.590469][ T32] r4:00000000 [ 1325.590493][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.590575][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1325.590636][ T32] 9d20: eae2e000 ecaed000 00000001 80239b98 7f1f9000 00000001 [ 1325.590668][ T32] 9d40: 82ac15a0 7f1f9000 ecaed000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1325.590815][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1325.590858][ T32] r5:80000013 r4:80239bb0 [ 1325.590881][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.590926][ T32] r4:82ac21e4 [ 1325.591023][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.591093][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1325.591121][ T32] r4:e05d9dc0 [ 1325.591193][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.591237][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506bf80 [ 1325.591261][ T32] r4:00000000 [ 1325.591280][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.591359][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1325.591427][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.591473][ T32] r5:00001000 r4:e0045000 [ 1325.591493][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.591532][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.591573][ T32] r5:84af778c r4:84af7400 [ 1325.591623][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.591675][ T32] r7:dddced80 r6:83018000 r5:84af778c r4:8506c780 [ 1325.591697][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.591768][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.591793][ T32] r4:8506c780 [ 1325.591851][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.591900][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1325.591924][ T32] r4:00000001 [ 1325.591943][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.591984][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1325.592010][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.592071][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.592101][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.592173][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.592215][ T32] r4:8506bc80 [ 1325.592268][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.592349][ T32] INFO: task kworker/1:48:3228 blocked for more than 452 seconds. [ 1325.592389][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.592416][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.592438][ T32] task:kworker/1:48 state:D stack:0 pid:3228 tgid:3228 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.592547][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.592594][ T32] Call trace: [ 1325.592624][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1325.592671][ T32] r10:8291a684 r9:dfa05d84 r8:00000002 r7:60000113 r6:dfa05d8c r5:83933c00 [ 1325.592728][ T32] r4:83933c00 [ 1325.592756][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1325.592830][ T32] r5:83933c00 r4:8291a680 [ 1325.592887][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.592932][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.593031][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa05e08 [ 1325.593058][ T32] r4:00000000 [ 1325.593078][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1325.593116][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1325.593163][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.593207][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84916c80 [ 1325.593262][ T32] r4:00000000 [ 1325.593317][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.593364][ T32] r9:83018205 r8:83933c00 r7:00000000 r6:83018200 r5:00001000 r4:7f74b000 [ 1325.593386][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.593426][ T32] r5:00001000 r4:ed8b1000 [ 1325.593445][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.593482][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.593521][ T32] r5:8487cb8c r4:8487c800 [ 1325.593540][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.593583][ T32] r7:ddde2d80 r6:83018200 r5:8487cb8c r4:84a8e580 [ 1325.593602][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.593645][ T32] r10:61c88647 r9:83933c00 r8:84a8e5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.593667][ T32] r4:84a8e580 [ 1325.593685][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.593728][ T32] r10:00000000 r9:84a8e580 r8:80287e08 r7:dfc11e60 r6:84a8e680 r5:83933c00 [ 1325.593749][ T32] r4:00000001 [ 1325.593766][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.593800][ T32] Exception stack(0xdfa05fb0 to 0xdfa05ff8) [ 1325.593826][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.593887][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.593949][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.594011][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.594037][ T32] r4:848e6780 [ 1325.594361][ T32] INFO: task kworker/1:48:3228 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1325.594398][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.594552][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.594877][ T32] Call trace: [ 1325.595039][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.595093][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1325.595138][ T32] r4:00000000 [ 1325.595183][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.595239][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1325.595302][ T32] 9d20: eae2e000 ecaed000 00000001 80239b98 7f1f9000 00000001 [ 1325.595341][ T32] 9d40: 82ac15a0 7f1f9000 ecaed000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1325.595391][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1325.595442][ T32] r5:80000013 r4:80239bb0 [ 1325.595466][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.595516][ T32] r4:82ac21e4 [ 1325.595540][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.595582][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1325.595604][ T32] r4:e05d9dc0 ** 2 printk messages dropped ** [ 1325.595720][ T32] r4:00000000 ** 12 printk messages dropped ** [ 1325.596320][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1325.596649][ T32] r4:8506bc80 ** 5 printk messages dropped ** [ 1325.596952][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1325.597400][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1325.597788][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1325.598015][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.598057][ T32] r5:858b2f8c r4:858b2c00 [ 1325.598076][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.598129][ T32] r7:dddced80 r6:83018000 r5:858b2f8c r4:84a90480 [ 1325.598158][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.598238][ T32] r10:61c88647 r9:83b18c00 r8:84a904ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.598263][ T32] r4:84a90480 [ 1325.598282][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.598335][ T32] r10:00000000 r9:84a90480 r8:80287e08 r7:df9fde60 r6:84a8e700 r5:83b18c00 [ 1325.598362][ T32] r4:00000001 [ 1325.598406][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.598561][ T32] Exception stack(0xdf9c5fb0 to 0xdf9c5ff8) [ 1325.616760][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.616860][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.616955][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.617039][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.617068][ T32] r4:844ef400 [ 1325.617503][ T32] INFO: task kworker/0:12:3229 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1325.617560][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.617654][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.617737][ T32] Call trace: [ 1325.617836][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.617957][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1325.617997][ T32] r4:00000000 [ 1325.618040][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.618130][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1325.618162][ T32] 9d20: eb150000 ecaed000 00000001 80239b98 7f1f9000 00000001 [ 1325.618191][ T32] 9d40: 82ac15a0 7f1f9000 ecaed000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1325.618216][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1325.618239][ T32] r5:80000013 r4:80239bb0 [ 1325.618259][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.618322][ T32] r4:82ac21e4 [ 1325.618402][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.618482][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1325.618572][ T32] r4:e05d9dc0 [ 1325.629227][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.629391][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506bf80 [ 1325.629442][ T32] r4:00000000 [ 1325.629482][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.629577][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1325.629622][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.629737][ T32] r5:00001000 r4:e0045000 [ 1325.629790][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.629870][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.629951][ T32] r5:84af778c r4:84af7400 [ 1325.630002][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.630094][ T32] r7:dddced80 r6:83018000 r5:84af778c r4:8506c780 [ 1325.630156][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.630257][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.630303][ T32] r4:8506c780 [ 1325.630336][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.630386][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1325.630409][ T32] r4:00000001 [ 1325.630450][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.630494][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1325.630547][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.630613][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.630644][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.630672][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.630694][ T32] r4:8506bc80 [ 1325.630723][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.630821][ T32] INFO: task kworker/0:13:3231 blocked for more than 452 seconds. [ 1325.630859][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.630908][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.630957][ T32] task:kworker/0:13 state:D stack:0 pid:3231 tgid:3231 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1325.631557][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1325.631940][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851ca280 [ 1325.632010][ T32] r4:00000000 [ 1325.632032][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.632097][ T32] r9:83018005 r8:83b1ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 [ 1325.632138][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.632206][ T32] r5:00001000 r4:eb699000 [ 1325.632229][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.632269][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.632310][ T32] r5:858b2b8c r4:858b2800 [ 1325.632350][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.632403][ T32] r7:dddced80 r6:83018000 r5:858b2b8c r4:84a90500 [ 1325.632431][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.632533][ T32] r10:61c88647 r9:83b1ec00 r8:84a9052c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.632590][ T32] r4:84a90500 [ 1325.632644][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.632739][ T32] r10:00000000 r9:84a90500 r8:80287e08 r7:df9c5e60 r6:84a8e780 r5:83b1ec00 [ 1325.632814][ T32] r4:00000001 [ 1325.632868][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.632930][ T32] Exception stack(0xdfa19fb0 to 0xdfa19ff8) [ 1325.632987][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.633044][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.633114][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.633179][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1325.634556][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) ** 3 printk messages dropped ** [ 1325.634834][ T32] r5:80000013 r4:80239bb0 ** 12 printk messages dropped ** [ 1325.635770][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 7 printk messages dropped ** [ 1325.636353][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1325.636982][ T32] INFO: task kworker/1:49:3233 blocked for more than 452 seconds. ** 5 printk messages dropped ** [ 1325.637673][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 1325.638433][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1325.660035][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1325.660370][ T32] r7:ddde2d80 r6:83018200 r5:85cf678c r4:84a8e800 ** 4 printk messages dropped ** [ 1325.660727][ T32] r10:00000000 r9:84a8e800 r8:80287e08 r7:dfc11e60 r6:84a8e880 r5:84a60000 [ 1325.660796][ T32] r4:00000001 [ 1325.660843][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.660920][ T32] Exception stack(0xdfab9fb0 to 0xdfab9ff8) [ 1325.661015][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.661077][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.661128][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.661205][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.661259][ T32] r4:848e6540 [ 1325.661931][ T32] INFO: task kworker/1:49:3233 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1325.662011][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.662157][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.662302][ T32] Call trace: [ 1325.662429][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.662529][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1325.662585][ T32] r4:00000000 [ 1325.662648][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.662731][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1325.662813][ T32] 9d20: eb5c7000 ecaed000 00000001 80239b98 7f1f9000 00000001 [ 1325.662873][ T32] 9d40: 82ac15a0 7f1f9000 ecaed000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1325.662921][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1325.662975][ T32] r5:80000013 r4:80239bb0 [ 1325.663016][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.663103][ T32] r4:82ac21e4 [ 1325.663143][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.663234][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1325.663280][ T32] r4:e05d9dc0 [ 1325.663335][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.663415][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506bf80 [ 1325.663473][ T32] r4:00000000 [ 1325.663511][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.663625][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1325.663674][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.663830][ T32] r5:00001000 r4:e0045000 [ 1325.663882][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.663990][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.664079][ T32] r5:84af778c r4:84af7400 [ 1325.664137][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.664227][ T32] r7:dddced80 r6:83018000 r5:84af778c r4:8506c780 [ 1325.664304][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.664424][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.664480][ T32] r4:8506c780 [ 1325.664542][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.664639][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1325.664682][ T32] r4:00000001 [ 1325.664782][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.664854][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1325.664909][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.665017][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.665097][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.665167][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.665223][ T32] r4:8506bc80 [ 1325.665266][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.665384][ T32] INFO: task kworker/1:50:3236 blocked for more than 452 seconds. [ 1325.665459][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.665521][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.665573][ T32] task:kworker/1:50 state:D stack:0 pid:3236 tgid:3236 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.665665][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.665814][ T32] Call trace: [ 1325.665903][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1325.666018][ T32] r10:8291a684 r9:dfca5d84 r8:00000002 r7:60000113 r6:dfca5d8c r5:84a60c00 [ 1325.666066][ T32] r4:84a60c00 [ 1325.666106][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1325.666188][ T32] r5:84a60c00 r4:8291a680 [ 1325.666230][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1325.666646][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1325.666721][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.666833][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84916540 [ 1325.666877][ T32] r4:00000000 [ 1325.667100][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.667277][ T32] r9:83018205 r8:84a60c00 r7:00000000 r6:83018200 r5:00001000 r4:7f68d000 [ 1325.667328][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.667431][ T32] r5:00001000 r4:edd7f000 [ 1325.667481][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.667588][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.667676][ T32] r5:85cf938c r4:85cf9000 [ 1325.667723][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.667809][ T32] r7:ddde2d80 r6:83018200 r5:85cf938c r4:84a8e900 [ 1325.667849][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.667938][ T32] r10:61c88647 r9:84a60c00 r8:84a8e92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.668034][ T32] r4:84a8e900 [ 1325.668096][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.668181][ T32] r10:00000000 r9:84a8e900 r8:80287e08 r7:dfab9e60 r6:84a8e980 r5:84a60c00 [ 1325.668229][ T32] r4:00000001 [ 1325.668287][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.668423][ T32] Exception stack(0xdfca5fb0 to 0xdfca5ff8) ** 4 printk messages dropped ** [ 1325.690647][ T32] r4:848e6b40 ** 3 printk messages dropped ** [ 1325.691353][ T32] Call trace: ** 5 printk messages dropped ** [ 1325.691647][ T32] 9d20: eba59000 ecaed000 00000001 80239b98 7f1f9000 00000001 ** 13 printk messages dropped ** [ 1325.692305][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1325.692709][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1325.692815][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 ** 9 printk messages dropped ** [ 1325.693186][ T32] INFO: task kworker/1:51:3237 blocked for more than 452 seconds. ** 7 printk messages dropped ** [ 1325.693598][ T32] r4:84a61800 [ 1325.693627][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1325.693679][ T32] r5:84a61800 r4:8291a680 [ 1325.693703][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.693764][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.693808][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa29e08 [ 1325.693830][ T32] r4:00000000 [ 1325.693870][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1325.693908][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1325.693942][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.693988][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a82cc0 [ 1325.694010][ T32] r4:00000000 [ 1325.694053][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.694100][ T32] r9:83018205 r8:84a61800 r7:00000000 r6:83018200 r5:00001000 r4:7f5b7000 [ 1325.694144][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.694197][ T32] r5:00001000 r4:ed9e5000 [ 1325.694219][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.694258][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.694307][ T32] r5:84872f8c r4:84872c00 [ 1325.694330][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.694374][ T32] r7:ddde2d80 r6:83018200 r5:84872f8c r4:84a8ea00 [ 1325.694394][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.694458][ T32] r10:61c88647 r9:84a61800 r8:84a8ea2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.694516][ T32] r4:84a8ea00 [ 1325.694560][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.694611][ T32] r10:00000000 r9:84a8ea00 r8:80287e08 r7:dfab9e60 r6:84a8ea80 r5:84a61800 [ 1325.694634][ T32] r4:00000001 [ 1325.694653][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.694687][ T32] Exception stack(0xdfa29fb0 to 0xdfa29ff8) [ 1325.694794][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.694832][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.694859][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.694887][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.694932][ T32] r4:848e6b40 [ 1325.695217][ T32] INFO: task kworker/1:51:3237 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1325.695252][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.695336][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.695381][ T32] Call trace: [ 1325.695458][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.695511][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1325.695535][ T32] r4:00000000 [ 1325.695554][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.695591][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1325.695618][ T32] 9d20: eba59000 ecaed000 00000001 80239b98 7f1f9000 00000001 [ 1325.695647][ T32] 9d40: 82ac15a0 7f1f9000 ecaed000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1325.695671][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1325.695694][ T32] r5:80000013 r4:80239bb0 [ 1325.695714][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.695753][ T32] r4:82ac21e4 [ 1325.695773][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.695814][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1325.695858][ T32] r4:e05d9dc0 [ 1325.695880][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.695921][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506bf80 [ 1325.695954][ T32] r4:00000000 [ 1325.695991][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.696038][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1325.696080][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.696131][ T32] r5:00001000 r4:e0045000 [ 1325.696151][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.696189][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.696250][ T32] r5:84af778c r4:84af7400 [ 1325.696285][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.696333][ T32] r7:dddced80 r6:83018000 r5:84af778c r4:8506c780 [ 1325.696377][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.696435][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.696460][ T32] r4:8506c780 [ 1325.696510][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.696580][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1325.696634][ T32] r4:00000001 [ 1325.696657][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.696693][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1325.696719][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.696746][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.696798][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.696830][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.696861][ T32] r4:8506bc80 [ 1325.696882][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.696926][ T32] INFO: task kworker/1:52:3239 blocked for more than 452 seconds. [ 1325.696997][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.697025][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.697067][ T32] task:kworker/1:52 state:D stack:0 pid:3239 tgid:3239 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.697118][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.697206][ T32] Call trace: [ 1325.697267][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1325.697340][ T32] r10:8291a684 r9:dfa39d84 r8:00000002 r7:60000113 r6:dfa39d8c r5:84a62400 [ 1325.697379][ T32] r4:84a62400 [ 1325.697445][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1325.697516][ T32] r5:84a62400 r4:8291a680 [ 1325.697585][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.697649][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.697694][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa39e08 [ 1325.697732][ T32] r4:00000000 [ 1325.697762][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1325.697803][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1325.697836][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.697908][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2aa00 [ 1325.697959][ T32] r4:00000000 [ 1325.697988][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.698033][ T32] r9:83018205 r8:84a62400 r7:00000000 r6:83018200 r5:00001000 r4:7f651000 [ 1325.698066][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.698111][ T32] r5:00001000 r4:edc25000 [ 1325.698130][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.698177][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.698248][ T32] r5:84873b8c r4:84873800 [ 1325.698272][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.698339][ T32] r7:ddde2d80 r6:83018200 r5:84873b8c r4:84a8eb00 [ 1325.698369][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.698473][ T32] r10:61c88647 r9:84a62400 r8:84a8eb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.698573][ T32] r4:84a8eb00 [ 1325.724937][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.725047][ T32] r10:00000000 r9:84a8eb00 r8:80287e08 r7:dfa29e60 r6:84a8eb80 r5:84a62400 [ 1325.725073][ T32] r4:00000001 [ 1325.725115][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.725181][ T32] Exception stack(0xdfa39fb0 to 0xdfa39ff8) [ 1325.725253][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.725311][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.725346][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.725425][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.725450][ T32] r4:848e6b40 [ 1325.725874][ T32] INFO: task kworker/1:52:3239 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1325.725908][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.726047][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.726107][ T32] Call trace: [ 1325.726148][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.726213][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1325.726263][ T32] r4:00000000 [ 1325.726306][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.726356][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1325.726384][ T32] 9d20: ebeab000 ecaed000 00000001 80239b98 7f1f9000 00000001 [ 1325.726413][ T32] 9d40: 82ac15a0 7f1f9000 ecaed000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1325.726438][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1325.726461][ T32] r5:80000013 r4:80239bb0 [ 1325.726481][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.726544][ T32] r4:82ac21e4 [ 1325.726605][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.726656][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1325.726687][ T32] r4:e05d9dc0 [ 1325.726710][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.726786][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506bf80 [ 1325.726847][ T32] r4:00000000 [ 1325.726880][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.726930][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1325.726952][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.727003][ T32] r5:00001000 r4:e0045000 [ 1325.727022][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.727061][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.727117][ T32] r5:84af778c r4:84af7400 [ 1325.727161][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.727210][ T32] r7:dddced80 r6:83018000 r5:84af778c r4:8506c780 [ 1325.727253][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.727313][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.727334][ T32] r4:8506c780 [ 1325.727374][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.727424][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1325.727445][ T32] r4:00000001 [ 1325.727477][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.727535][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1325.727564][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.727614][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.727643][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.727695][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.727719][ T32] r4:8506bc80 [ 1325.727761][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.727804][ T32] INFO: task kworker/1:53:3241 blocked for more than 452 seconds. [ 1325.727839][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.727863][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.727884][ T32] task:kworker/1:53 state:D stack:0 pid:3241 tgid:3241 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.727929][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.728005][ T32] Call trace: [ 1325.728062][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1325.728109][ T32] r10:8291a684 r9:dfa51d84 r8:00000002 r7:60000113 r6:dfa51d8c r5:84a63000 [ 1325.728141][ T32] r4:84a63000 [ 1325.728164][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1325.728230][ T32] r5:84a63000 r4:8291a680 [ 1325.728254][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.728294][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.728357][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa51e08 [ 1325.728383][ T32] r4:00000000 [ 1325.728429][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1325.728518][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1325.741204][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.741318][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a82ac0 [ 1325.741357][ T32] r4:00000000 [ 1325.741388][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.741456][ T32] r9:83018205 r8:84a63000 r7:00000000 r6:83018200 r5:00001000 r4:7f5b3000 [ 1325.741517][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.741568][ T32] r5:00001000 r4:ed8c5000 [ 1325.741588][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.741627][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.741671][ T32] r5:85c67f8c r4:85c67c00 [ 1325.741701][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.741784][ T32] r7:ddde2d80 r6:83018200 r5:85c67f8c r4:84a8ec00 [ 1325.741815][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.741862][ T32] r10:61c88647 r9:84a63000 r8:84a8ec2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.741884][ T32] r4:84a8ec00 [ 1325.741915][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.742016][ T32] r10:00000000 r9:84a8ec00 r8:80287e08 r7:dfa29e60 r6:84a8ec80 r5:84a63000 [ 1325.742054][ T32] r4:00000001 [ 1325.742075][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.742141][ T32] Exception stack(0xdfa51fb0 to 0xdfa51ff8) [ 1325.742185][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.742215][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.742252][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.742284][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.742306][ T32] r4:848e6fc0 [ 1325.742774][ T32] INFO: task kworker/1:53:3241 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1325.742814][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.742909][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.742961][ T32] Call trace: [ 1325.743024][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.743087][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1325.743147][ T32] r4:00000000 [ 1325.743171][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.743212][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1325.743241][ T32] 9d20: ec450000 ecaed000 00000001 80239b98 7f1f9000 00000001 [ 1325.743292][ T32] 9d40: 82ac15a0 7f1f9000 ecaed000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1325.743320][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1325.743354][ T32] r5:80000013 r4:80239bb0 [ 1325.743398][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.743451][ T32] r4:82ac21e4 [ 1325.743472][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.743514][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1325.743557][ T32] r4:e05d9dc0 [ 1325.743585][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.743648][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506bf80 [ 1325.743675][ T32] r4:00000000 [ 1325.743696][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.743750][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1325.743794][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.743839][ T32] r5:00001000 r4:e0045000 [ 1325.743868][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.743911][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.743954][ T32] r5:84af778c r4:84af7400 [ 1325.743972][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.744038][ T32] r7:dddced80 r6:83018000 r5:84af778c r4:8506c780 [ 1325.744064][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1325.744252][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 ** 6 printk messages dropped ** [ 1325.744522][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 5 printk messages dropped ** [ 1325.744849][ T32] task:kworker/1:54 state:D stack:0 pid:3243 tgid:3243 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1325.745293][ T32] r5:84a63c00 r4:8291a680 ** 1 printk messages dropped ** [ 1325.745382][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1325.745683][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a82bc0 ** 6 printk messages dropped ** [ 1325.745931][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1325.746175][ T32] r10:61c88647 r9:84a63c00 r8:84a8ed2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1325.746477][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1325.747394][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1325.747558][ T32] 9d40: 82ac15a0 7f1f9000 ecaed000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1325.747596][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1325.747646][ T32] r5:80000013 r4:80239bb0 [ 1325.747693][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.747751][ T32] r4:82ac21e4 [ 1325.747794][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.747845][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1325.747868][ T32] r4:e05d9dc0 [ 1325.747907][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.747953][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506bf80 [ 1325.747992][ T32] r4:00000000 [ 1325.748015][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.748084][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1325.748130][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.748209][ T32] r5:00001000 r4:e0045000 [ 1325.748244][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.748287][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.748350][ T32] r5:84af778c r4:84af7400 [ 1325.748405][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.748509][ T32] r7:dddced80 r6:83018000 r5:84af778c r4:8506c780 [ 1325.771548][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.771644][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.771669][ T32] r4:8506c780 [ 1325.771689][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.771781][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1325.771811][ T32] r4:00000001 [ 1325.771853][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.771902][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1325.771957][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.772039][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.772130][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.772167][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.772199][ T32] r4:8506bc80 [ 1325.772252][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.772306][ T32] INFO: task kworker/1:55:3245 blocked for more than 452 seconds. [ 1325.772373][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.772411][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.772452][ T32] task:kworker/1:55 state:D stack:0 pid:3245 tgid:3245 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.772539][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.772603][ T32] Call trace: [ 1325.772667][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1325.772727][ T32] r10:8291a684 r9:dfa7dd84 r8:00000002 r7:60000113 r6:dfa7dd8c r5:84a64800 ** 5 printk messages dropped ** [ 1325.773001][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa7de08 ** 10 printk messages dropped ** [ 1325.773393][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.773432][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1325.773701][ T32] r10:61c88647 r9:84a64800 r8:84a8ee2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1325.774066][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1325.774906][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 ** 7 printk messages dropped ** [ 1325.775304][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1325.775818][ T32] r5:00001000 r4:e0045000 ** 6 printk messages dropped ** [ 1325.776183][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1325.776509][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1325.776782][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1325.777112][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1325.777468][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1325.777558][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1325.777682][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.777731][ T32] r5:85c66b8c r4:85c66800 ** 1 printk messages dropped ** [ 1325.777796][ T32] r7:ddde2d80 r6:83018200 r5:85c66b8c r4:84a8ef00 ** 1 printk messages dropped ** [ 1325.777860][ T32] r10:61c88647 r9:84a65400 r8:84a8ef2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1325.777965][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1325.778108][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1325.778252][ T32] r4:84a92240 [ 1325.778530][ T32] INFO: task kworker/1:56:3247 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1325.778612][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.800022][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.800267][ T32] Call trace: [ 1325.800645][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.800886][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1325.801122][ T32] r4:00000000 [ 1325.801191][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.801286][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1325.801350][ T32] 9d20: eca3b000 ecaed000 00000001 80239b98 7f1f9000 00000001 [ 1325.801457][ T32] 9d40: 82ac15a0 7f1f9000 ecaed000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1325.801520][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1325.801574][ T32] r5:80000013 r4:80239bb0 [ 1325.801652][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.801857][ T32] r4:82ac21e4 [ 1325.801907][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.801998][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1325.802049][ T32] r4:e05d9dc0 [ 1325.802090][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.802309][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506bf80 [ 1325.802364][ T32] r4:00000000 [ 1325.802408][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.802502][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1325.802546][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.802635][ T32] r5:00001000 r4:e0045000 [ 1325.802681][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.802798][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.802897][ T32] r5:84af778c r4:84af7400 [ 1325.802940][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.803059][ T32] r7:dddced80 r6:83018000 r5:84af778c r4:8506c780 [ 1325.803117][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.803216][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.803261][ T32] r4:8506c780 [ 1325.803303][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.803442][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1325.803497][ T32] r4:00000001 [ 1325.803539][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.803701][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1325.803774][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.803918][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.803980][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.804042][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.804088][ T32] r4:8506bc80 [ 1325.804154][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.804218][ T32] INFO: task kworker/1:57:3249 blocked for more than 452 seconds. [ 1325.804284][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.804342][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.804389][ T32] task:kworker/1:57 state:D stack:0 pid:3249 tgid:3249 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.804494][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.804607][ T32] Call trace: [ 1325.804672][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1325.804779][ T32] r10:8291a684 r9:dfa99d84 r8:00000002 r7:60000113 r6:dfa99d8c r5:84a66000 [ 1325.804827][ T32] r4:84a66000 [ 1325.804892][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1325.805001][ T32] r5:84a66000 r4:8291a680 [ 1325.805049][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.805131][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.805239][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa99e08 [ 1325.805315][ T32] r4:00000000 [ 1325.805361][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1325.805463][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1325.805573][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.805705][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:830cbc00 [ 1325.805880][ T32] r4:00000000 [ 1325.805967][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.806178][ T32] r9:83018205 r8:84a66000 r7:00000000 r6:83018200 r5:00001000 r4:7f593000 [ 1325.806269][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.806473][ T32] r5:00001000 r4:ed851000 [ 1325.806580][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.806665][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.806795][ T32] r5:85c6738c r4:85c67000 [ 1325.806844][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.807000][ T32] r7:ddde2d80 r6:83018200 r5:85c6738c r4:84836380 [ 1325.807071][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.807168][ T32] r10:61c88647 r9:84a66000 r8:848363ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.807218][ T32] r4:84836380 [ 1325.807258][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.807383][ T32] r10:00000000 r9:84836380 r8:80287e08 r7:dfa89e60 r6:84a99000 r5:84a66000 [ 1325.807438][ T32] r4:00000001 [ 1325.807480][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.807553][ T32] Exception stack(0xdfa99fb0 to 0xdfa99ff8) [ 1325.807638][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.807703][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.807773][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.807834][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.808030][ T32] r4:84a92380 [ 1325.843391][ T32] INFO: task kworker/1:57:3249 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1325.843568][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.843718][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.843852][ T32] Call trace: [ 1325.843920][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.844033][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1325.844084][ T32] r4:00000000 [ 1325.844251][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.844430][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1325.844588][ T32] 9d20: 7f462000 e0047000 00000001 80239b98 7f07d000 00000001 ** 3 printk messages dropped ** [ 1325.844888][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 5 printk messages dropped ** [ 1325.845322][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 ** 6 printk messages dropped ** [ 1325.845807][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1325.846464][ T32] r4:8506c780 ** 2 printk messages dropped ** [ 1325.846875][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1325.847069][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1325.847490][ T32] r4:8506bc80 ** 4 printk messages dropped ** [ 1325.847884][ T32] task:kworker/1:58 state:D stack:0 pid:3250 tgid:3250 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1325.862868][ T32] r4:84a66c00 ** 2 printk messages dropped ** [ 1325.863231][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1325.863585][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1325.863995][ T32] r4:00000000 [ 1325.864067][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.864195][ T32] r9:83018205 r8:84a66c00 r7:00000000 r6:83018200 r5:00001000 r4:7f591000 [ 1325.864250][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.864373][ T32] r5:00001000 r4:ed843000 [ 1325.864444][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.864534][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.864650][ T32] r5:85c66f8c r4:85c66c00 [ 1325.864698][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.864889][ T32] r7:ddde2d80 r6:83018200 r5:85c66f8c r4:84a99080 [ 1325.865006][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.865108][ T32] r10:61c88647 r9:84a66c00 r8:84a990ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.865158][ T32] r4:84a99080 [ 1325.865202][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.865295][ T32] r10:00000000 r9:84a99080 r8:80287e08 r7:dfa89e60 r6:84a99100 r5:84a66c00 [ 1325.865341][ T32] r4:00000001 [ 1325.865384][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.865459][ T32] Exception stack(0xdfac1fb0 to 0xdfac1ff8) [ 1325.865552][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.865621][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.865678][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.865791][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.865844][ T32] r4:84a92380 [ 1325.866633][ T32] INFO: task kworker/1:58:3250 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1325.866775][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.866923][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.867024][ T32] Call trace: [ 1325.867091][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.867191][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1325.867240][ T32] r4:00000000 [ 1325.867281][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.867362][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1325.867427][ T32] 9d20: 7f538000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1325.867558][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1325.867618][ T32] 9d60: 80230ad0 80239bb0 90000013 ffffffff [ 1325.867670][ T32] r5:90000013 r4:80239bb0 [ 1325.867712][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.867846][ T32] r4:82ac21e4 [ 1325.867928][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.868042][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1325.868162][ T32] r4:e05d9dc0 [ 1325.868209][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.868297][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1325.868345][ T32] r4:00000000 [ 1325.868386][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.868574][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1325.893257][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.893441][ T32] r5:00001000 r4:eb0cb000 [ 1325.893522][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.894294][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.894395][ T32] r5:8597c38c r4:8597c000 [ 1325.894461][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.894581][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1325.894633][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.894777][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.894845][ T32] r4:8506c780 [ 1325.894887][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.895005][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1325.895060][ T32] r4:00000001 [ 1325.895102][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.895214][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1325.895287][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.895349][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1325.895684][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 8 printk messages dropped ** [ 1325.896540][ T32] r5:84a68000 r4:8291a680 ** 5 printk messages dropped ** [ 1325.897059][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1325.897264][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853bbb40 [ 1325.897347][ T32] r4:00000000 [ 1325.897452][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.897568][ T32] r9:83018205 r8:84a68000 r7:00000000 r6:83018200 r5:00001000 r4:7f519000 [ 1325.897630][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.897735][ T32] r5:00001000 r4:ed679000 [ 1325.897784][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.897867][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.898006][ T32] r5:85ccdb8c r4:85ccd800 [ 1325.898059][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.898359][ T32] r7:ddde2d80 r6:83018200 r5:85ccdb8c r4:84a99180 [ 1325.898450][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.916699][ T32] r10:61c88647 r9:84a68000 r8:84a991ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.916974][ T32] r4:84a99180 [ 1325.917375][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.917865][ T32] r10:00000000 r9:84a99180 r8:80287e08 r7:dfa89e60 r6:84a99200 r5:84a68000 [ 1325.917922][ T32] r4:00000001 [ 1325.917969][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.918284][ T32] Exception stack(0xdfab5fb0 to 0xdfab5ff8) [ 1325.918354][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.918701][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.925735][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.925977][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.926055][ T32] r4:84a92700 [ 1325.926864][ T32] INFO: task kworker/1:59:3253 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1325.927021][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.927342][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.927625][ T32] Call trace: [ 1325.927834][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.927942][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1325.928029][ T32] r4:00000000 [ 1325.928079][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.928487][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1325.945832][ T32] 9d20: 7f83d000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1325.945973][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1325.946220][ T32] 9d60: 80230ad0 80239bb0 90000013 ffffffff [ 1325.946322][ T32] r5:90000013 r4:80239bb0 [ 1325.946381][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.946505][ T32] r4:82ac21e4 [ 1325.946624][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.946729][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1325.946937][ T32] r4:e05d9dc0 [ 1325.946993][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.947089][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1325.947356][ T32] r4:00000000 [ 1325.947581][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.947683][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1325.947745][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.947908][ T32] r5:00001000 r4:eb0cb000 [ 1325.947957][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.948110][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.948203][ T32] r5:8597c38c r4:8597c000 [ 1325.948516][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.967321][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1325.967406][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.967541][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.967606][ T32] r4:8506c780 [ 1325.967657][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 4 printk messages dropped ** [ 1325.968034][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1325.975515][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1325.977607][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1325.995832][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.995988][ T32] r5:00001000 r4:ed4ab000 [ 1325.996041][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.996128][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.996215][ T32] r5:85cd6b8c r4:85cd6800 [ 1325.996258][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.996366][ T32] r7:ddde2d80 r6:83018200 r5:85cd6b8c r4:84a99280 [ 1325.996416][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.996512][ T32] r10:61c88647 r9:84a68c00 r8:84a992ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.996560][ T32] r4:84a99280 [ 1325.996604][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.996699][ T32] r10:00000000 r9:84a99280 r8:80287e08 r7:dfab5e60 r6:84a99300 r5:84a68c00 [ 1325.996828][ T32] r4:00000001 [ 1325.996878][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.996958][ T32] Exception stack(0xdfae9fb0 to 0xdfae9ff8) [ 1325.997023][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.997168][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.997231][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.997292][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.997341][ T32] r4:84a92800 [ 1325.998138][ T32] INFO: task kworker/1:60:3255 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1325.998212][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.998396][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.998499][ T32] Call trace: [ 1326.009107][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.009316][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1326.009367][ T32] r4:00000000 [ 1326.009453][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.009547][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1326.009617][ T32] 9d20: 7fbdb000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1326.009708][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1326.009776][ T32] 9d60: 80230ad0 80239bb0 90000013 ffffffff [ 1326.009827][ T32] r5:90000013 r4:80239bb0 [ 1326.009887][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.009980][ T32] r4:82ac21e4 [ 1326.010042][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.010133][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1326.010180][ T32] r4:e05d9dc0 [ 1326.010253][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.010359][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1326.010414][ T32] r4:00000000 [ 1326.010456][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.010606][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1326.010692][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.010821][ T32] r5:00001000 r4:eb0cb000 [ 1326.010865][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.010945][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.011051][ T32] r5:8597c38c r4:8597c000 [ 1326.011100][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.011197][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1326.011245][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.011337][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.011383][ T32] r4:8506c780 [ 1326.011423][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.011516][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1326.011597][ T32] r4:00000001 [ 1326.011673][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.011758][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1326.011883][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.011949][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.012007][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.012068][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.012156][ T32] r4:8506bc80 [ 1326.012214][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.012270][ T32] INFO: task kworker/1:61:3257 blocked for more than 452 seconds. [ 1326.012366][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.012630][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.012716][ T32] task:kworker/1:61 state:D stack:0 pid:3257 tgid:3257 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.012881][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.012977][ T32] Call trace: [ 1326.013075][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1326.013172][ T32] r10:8291a684 r9:dfaf9d84 r8:00000002 r7:60000113 r6:dfaf9d8c r5:84a69800 [ 1326.013250][ T32] r4:84a69800 [ 1326.013300][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1326.013387][ T32] r5:84a69800 r4:8291a680 [ 1326.013428][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.013524][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.013615][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfaf9e08 [ 1326.013660][ T32] r4:00000000 [ 1326.013702][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1326.013817][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1326.013896][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.014012][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85957900 [ 1326.014066][ T32] r4:00000000 [ 1326.014108][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.014199][ T32] r9:83018205 r8:84a69800 r7:00000000 r6:83018200 r5:00001000 r4:7f4e9000 [ 1326.014260][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.014350][ T32] r5:00001000 r4:dfaa9000 [ 1326.014391][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.014470][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.014557][ T32] r5:85c6638c r4:85c66000 [ 1326.014599][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.014687][ T32] r7:ddde2d80 r6:83018200 r5:85c6638c r4:84a99380 [ 1326.014763][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.014860][ T32] r10:61c88647 r9:84a69800 r8:84a993ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.014910][ T32] r4:84a99380 [ 1326.014957][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.015087][ T32] r10:00000000 r9:84a99380 r8:80287e08 r7:dfab5e60 r6:84a99400 r5:84a69800 [ 1326.015142][ T32] r4:00000001 [ 1326.015188][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.015265][ T32] Exception stack(0xdfaf9fb0 to 0xdfaf9ff8) [ 1326.015320][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.015469][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.015563][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.015626][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.015673][ T32] r4:84a92a00 [ 1326.016493][ T32] INFO: task kworker/1:61:3257 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1326.016567][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.016716][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.016827][ T32] Call trace: [ 1326.016952][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.017182][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1326.017238][ T32] r4:00000000 [ 1326.017281][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.017361][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1326.017424][ T32] 9d20: 7fbdb000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1326.017485][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1326.017624][ T32] 9d60: 80230ad0 80239bb0 90000013 ffffffff [ 1326.017681][ T32] r5:90000013 r4:80239bb0 [ 1326.017740][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.017862][ T32] r4:82ac21e4 [ 1326.017914][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.018091][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1326.018192][ T32] r4:e05d9dc0 [ 1326.018239][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.018339][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1326.018391][ T32] r4:00000000 [ 1326.018434][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.049903][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1326.050074][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.050217][ T32] r5:00001000 r4:eb0cb000 [ 1326.050307][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.050399][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.050486][ T32] r5:8597c38c r4:8597c000 [ 1326.050532][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.050718][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1326.050859][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.050961][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.051019][ T32] r4:8506c780 [ 1326.051062][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.051159][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1326.051240][ T32] r4:00000001 [ 1326.051290][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.051371][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1326.051510][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.051581][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.051641][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.051720][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.051776][ T32] r4:8506bc80 [ 1326.051826][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.051947][ T32] INFO: task kworker/1:62:3259 blocked for more than 452 seconds. [ 1326.052027][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.052080][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.052174][ T32] task:kworker/1:62 state:D stack:0 pid:3259 tgid:3259 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.052318][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.052479][ T32] Call trace: [ 1326.052555][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1326.052666][ T32] r10:8291a684 r9:dfb19d84 r8:00000002 r7:60000113 r6:dfb19d8c r5:84a6a400 [ 1326.052748][ T32] r4:84a6a400 [ 1326.052795][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1326.052882][ T32] r5:84a6a400 r4:8291a680 [ 1326.053025][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.053149][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.053313][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb19e08 [ 1326.053369][ T32] r4:00000000 [ 1326.053412][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1326.053490][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1326.053583][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.053678][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85957800 [ 1326.053727][ T32] r4:00000000 [ 1326.053794][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.053923][ T32] r9:83018205 r8:84a6a400 r7:00000000 r6:83018200 r5:00001000 r4:7f4e3000 [ 1326.053988][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.054075][ T32] r5:00001000 r4:dfa85000 [ 1326.054149][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.054234][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.054358][ T32] r5:85c65f8c r4:85c65c00 [ 1326.054468][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.054567][ T32] r7:ddde2d80 r6:83018200 r5:85c65f8c r4:84a99480 [ 1326.054642][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.054769][ T32] r10:61c88647 r9:84a6a400 r8:84a994ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.054821][ T32] r4:84a99480 [ 1326.054864][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.054953][ T32] r10:00000000 r9:84a99480 r8:80287e08 r7:dfaf9e60 r6:84a99500 r5:84a6a400 [ 1326.055012][ T32] r4:00000001 [ 1326.055082][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.055198][ T32] Exception stack(0xdfb19fb0 to 0xdfb19ff8) [ 1326.055289][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.055354][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.055413][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.055477][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.055524][ T32] r4:84a92a00 [ 1326.056323][ T32] INFO: task kworker/1:62:3259 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1326.056396][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.056519][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.056618][ T32] Call trace: [ 1326.056684][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.056824][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1326.056878][ T32] r4:00000000 [ 1326.056943][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.057069][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1326.057135][ T32] 9d20: 7fe49000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1326.057198][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1326.057254][ T32] 9d60: 80230ad0 80239bb0 90000013 ffffffff [ 1326.057320][ T32] r5:90000013 r4:80239bb0 [ 1326.057371][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.057455][ T32] r4:82ac21e4 [ 1326.057516][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.057611][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1326.057659][ T32] r4:e05d9dc0 [ 1326.057701][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.057791][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1326.057838][ T32] r4:00000000 [ 1326.057933][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.058046][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1326.058096][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.058220][ T32] r5:00001000 r4:eb0cb000 [ 1326.058271][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.058403][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.058536][ T32] r5:8597c38c r4:8597c000 [ 1326.058639][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.082689][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1326.082804][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.082944][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.083005][ T32] r4:8506c780 [ 1326.083084][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.083190][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1326.083240][ T32] r4:00000001 [ 1326.083313][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.083441][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1326.083510][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.083592][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.083654][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.083714][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.083765][ T32] r4:8506bc80 [ 1326.083875][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.083960][ T32] INFO: task kworker/1:63:3262 blocked for more than 452 seconds. [ 1326.084037][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.084095][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.084143][ T32] task:kworker/1:63 state:D stack:0 pid:3262 tgid:3262 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.084252][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.084346][ T32] Call trace: [ 1326.084428][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) ** 6 printk messages dropped ** [ 1326.084982][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb3de08 ** 11 printk messages dropped ** [ 1326.085910][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1326.086421][ T32] r10:61c88647 r9:84a6b000 r8:84a995ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1326.087141][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 2 printk messages dropped ** [ 1326.087669][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.087786][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.087838][ T32] Call trace: [ 1326.087900][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.087955][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1326.088008][ T32] r4:00000000 [ 1326.088031][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.088116][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1326.088147][ T32] 9d20: 7ff8a000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1326.088228][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1326.088293][ T32] 9d60: 80230ad0 80239bb0 90000013 ffffffff [ 1326.088344][ T32] r5:90000013 r4:80239bb0 [ 1326.088369][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.088439][ T32] r4:82ac21e4 [ 1326.088511][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.108137][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1326.108227][ T32] r4:e05d9dc0 [ 1326.108276][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.108499][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1326.109352][ T32] r4:00000000 [ 1326.109413][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.109508][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1326.109533][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.109581][ T32] r5:00001000 r4:eb0cb000 [ 1326.109602][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.109767][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1326.110433][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1326.110883][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1326.111688][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1326.112024][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1326.112391][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1326.112431][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.112473][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859fc000 [ 1326.112496][ T32] r4:00000000 [ 1326.112515][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.112558][ T32] r9:83018205 r8:84a6bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f57b000 [ 1326.112690][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.112749][ T32] r5:00001000 r4:edafd000 [ 1326.112777][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.112818][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.112931][ T32] r5:85cd5f8c r4:85cd5c00 [ 1326.112955][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.113000][ T32] r7:ddde2d80 r6:83018200 r5:85cd5f8c r4:84a99680 [ 1326.113055][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.113104][ T32] r10:61c88647 r9:84a6bc00 r8:84a996ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.113127][ T32] r4:84a99680 [ 1326.113146][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.113189][ T32] r10:00000000 r9:84a99680 r8:80287e08 r7:dfb3de60 r6:84a99700 r5:84a6bc00 [ 1326.113223][ T32] r4:00000001 [ 1326.113346][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.113388][ T32] Exception stack(0xdfad1fb0 to 0xdfad1ff8) [ 1326.113482][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.113548][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.113578][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.113610][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.113667][ T32] r4:84a92cc0 [ 1326.114113][ T32] INFO: task kworker/1:64:3263 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1326.114154][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.114250][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.114332][ T32] Call trace: [ 1326.114396][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.114446][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1326.114469][ T32] r4:00000000 [ 1326.114507][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.114551][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1326.114579][ T32] 9d20: 80104000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1326.114607][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1326.114632][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1326.114684][ T32] r5:80000013 r4:80239bb0 [ 1326.114710][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.114791][ T32] r4:82ac21e4 [ 1326.114830][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 10 printk messages dropped ** [ 1326.115594][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1326.116296][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1326.116561][ T32] r4:8506bc80 ** 5 printk messages dropped ** [ 1326.116795][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1326.117203][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1326.117449][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.117516][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a828c0 [ 1326.117543][ T32] r4:00000000 [ 1326.117563][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.117605][ T32] r9:83018205 r8:84a6c800 r7:00000000 r6:83018200 r5:00001000 r4:7f5af000 [ 1326.117683][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.117801][ T32] r5:00001000 r4:ed8a5000 [ 1326.117867][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.117953][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.118042][ T32] r5:85c6778c r4:85c67400 [ 1326.118086][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.118172][ T32] r7:ddde2d80 r6:83018200 r5:85c6778c r4:84a99780 [ 1326.118214][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.118303][ T32] r10:61c88647 r9:84a6c800 r8:84a997ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.118349][ T32] r4:84a99780 [ 1326.118555][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.149491][ T32] r10:00000000 r9:84a99780 r8:80287e08 r7:dfb3de60 r6:84a99800 r5:84a6c800 [ 1326.149583][ T32] r4:00000001 [ 1326.149632][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.149757][ T32] Exception stack(0xdfb55fb0 to 0xdfb55ff8) [ 1326.149823][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.149885][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.149948][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.150021][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.150099][ T32] r4:84916000 [ 1326.150942][ T32] INFO: task kworker/1:65:3264 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1326.151064][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.151583][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.151735][ T32] Call trace: [ 1326.151817][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.151924][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1326.152010][ T32] r4:00000000 [ 1326.152066][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.152147][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1326.152206][ T32] 9d20: 80622000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1326.152268][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1326.152322][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1326.152373][ T32] r5:80000013 r4:80239bb0 [ 1326.152419][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.152504][ T32] r4:82ac21e4 [ 1326.152547][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.152629][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1326.152675][ T32] r4:e05d9dc0 [ 1326.152713][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.152806][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1326.152853][ T32] r4:00000000 [ 1326.152894][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.152993][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1326.153040][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.153129][ T32] r5:00001000 r4:eb0cb000 [ 1326.153181][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.153313][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.153410][ T32] r5:8597c38c r4:8597c000 [ 1326.153489][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.153618][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1326.153698][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.153802][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.153906][ T32] r4:8506c780 [ 1326.153952][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 4 printk messages dropped ** [ 1326.154362][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1326.155225][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1326.155874][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1326.156696][ T32] r5:00001000 r4:edc17000 ** 1 printk messages dropped ** [ 1326.156821][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1326.157248][ T32] r10:61c88647 r9:84a6d400 r8:84a998ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1326.158059][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1326.172855][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) ** 3 printk messages dropped ** [ 1326.173192][ T32] r5:80000013 r4:80239bb0 ** 6 printk messages dropped ** [ 1326.173875][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 ** 9 printk messages dropped ** [ 1326.174604][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 ** 7 printk messages dropped ** [ 1326.175200][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) ** 4 printk messages dropped ** [ 1326.175546][ T32] r4:8506bc80 [ 1326.175628][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.175689][ T32] INFO: task kworker/1:67:3270 blocked for more than 452 seconds. [ 1326.175758][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.175811][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.175855][ T32] task:kworker/1:67 state:D stack:0 pid:3270 tgid:3270 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.176046][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.176166][ T32] Call trace: [ 1326.176264][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1326.176364][ T32] r10:8291a684 r9:dfcb9d84 r8:00000002 r7:60000113 r6:dfcb9d8c r5:84a6e000 [ 1326.176414][ T32] r4:84a6e000 [ 1326.176457][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1326.176601][ T32] r5:84a6e000 r4:8291a680 [ 1326.176695][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.176797][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.176890][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcb9e08 [ 1326.176938][ T32] r4:00000000 [ 1326.176989][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1326.177061][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1326.177134][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.177260][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85632940 [ 1326.177312][ T32] r4:00000000 [ 1326.177356][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.177447][ T32] r9:83018205 r8:84a6e000 r7:00000000 r6:83018200 r5:00001000 r4:7f4e9000 [ 1326.177524][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.177613][ T32] r5:00001000 r4:dfb5d000 [ 1326.177655][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.177776][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.177905][ T32] r5:8487378c r4:84873400 [ 1326.177976][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.178076][ T32] r7:ddde2d80 r6:83018200 r5:8487378c r4:84a99980 [ 1326.178123][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.178218][ T32] r10:61c88647 r9:84a6e000 r8:84a999ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1326.202999][ T32] r10:00000000 r9:84a99980 r8:80287e08 r7:dfcb1e60 r6:84a99a00 r5:84a6e000 ** 7 printk messages dropped ** [ 1326.204832][ T32] r4:84916280 [ 1326.205679][ T32] INFO: task kworker/1:67:3270 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1326.205758][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.206444][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.206603][ T32] Call trace: [ 1326.206705][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.206835][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1326.206888][ T32] r4:00000000 [ 1326.207061][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.207163][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1326.207227][ T32] 9d20: 809c2000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1326.207662][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1326.207833][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1326.207893][ T32] r5:80000013 r4:80239bb0 [ 1326.207938][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.208106][ T32] r4:82ac21e4 [ 1326.208156][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.208245][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1326.208293][ T32] r4:e05d9dc0 [ 1326.208334][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.208508][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1326.233861][ T32] r4:00000000 [ 1326.233939][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.234089][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1326.234161][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.234279][ T32] r5:00001000 r4:eb0cb000 [ 1326.234383][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.234471][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.234558][ T32] r5:8597c38c r4:8597c000 [ 1326.234600][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.234775][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1326.234831][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.234962][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.235074][ T32] r4:8506c780 [ 1326.235125][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.235235][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1326.235287][ T32] r4:00000001 [ 1326.235328][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.235434][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1326.235503][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.235563][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.235622][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.235686][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.235748][ T32] r4:8506bc80 [ 1326.235803][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.235883][ T32] INFO: task kworker/1:68:3271 blocked for more than 452 seconds. [ 1326.235972][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.236031][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.236077][ T32] task:kworker/1:68 state:D stack:0 pid:3271 tgid:3271 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1326.236526][ T32] r10:8291a684 r9:dfcc5d84 r8:00000002 r7:60000113 r6:dfcc5d8c r5:84a6ec00 ** 8 printk messages dropped ** [ 1326.237307][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1326.238135][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.238238][ T32] r5:85cf2b8c r4:85cf2800 ** 1 printk messages dropped ** [ 1326.249977][ T32] r7:ddde2d80 r6:83018200 r5:85cf2b8c r4:84a99a80 ** 5 printk messages dropped ** [ 1326.250627][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1326.251145][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 11 printk messages dropped ** [ 1326.253556][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 ** 8 printk messages dropped ** [ 1326.254172][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 ** 12 printk messages dropped ** [ 1326.255121][ T32] r4:8506c780 ** 3 printk messages dropped ** [ 1326.255400][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 10 printk messages dropped ** [ 1326.256151][ T32] task:kworker/1:69 state:D stack:0 pid:3274 tgid:3274 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1326.257389][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 11 printk messages dropped ** [ 1326.284364][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.284660][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1326.285405][ T32] r10:61c88647 r9:848c0000 r8:84a99bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.285739][ T32] r4:84a99b80 [ 1326.285807][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.285912][ T32] r10:00000000 r9:84a99b80 r8:80287e08 r7:dfcc5e60 r6:84a99c00 r5:848c0000 [ 1326.285961][ T32] r4:00000001 [ 1326.286093][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.286178][ T32] Exception stack(0xdfcd1fb0 to 0xdfcd1ff8) [ 1326.286241][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.286431][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.286502][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.286621][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.286672][ T32] r4:84916800 [ 1326.287560][ T32] INFO: task kworker/1:69:3274 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1326.287643][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.287925][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.288055][ T32] Call trace: [ 1326.288180][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.288287][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1326.288340][ T32] r4:00000000 [ 1326.288382][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.288521][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1326.309708][ T32] 9d20: 81326000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1326.309805][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1326.309866][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1326.310019][ T32] r5:80000013 r4:80239bb0 [ 1326.310096][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.310373][ T32] r4:82ac21e4 [ 1326.310444][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.310537][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1326.310585][ T32] r4:e05d9dc0 [ 1326.310659][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.310779][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1326.310831][ T32] r4:00000000 [ 1326.310898][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.311094][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1326.311147][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.311290][ T32] r5:00001000 r4:eb0cb000 [ 1326.311373][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.311474][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.311563][ T32] r5:8597c38c r4:8597c000 [ 1326.311803][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.312120][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1326.312175][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.312271][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.312349][ T32] r4:8506c780 [ 1326.312632][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.312753][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 ** 3 printk messages dropped ** [ 1326.313027][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1326.313847][ T32] task:kworker/1:70 state:D stack:0 pid:3275 tgid:3275 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1326.314827][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcdde08 ** 9 printk messages dropped ** [ 1326.316160][ T32] r5:00001000 r4:ed67b000 ** 2 printk messages dropped ** [ 1326.316568][ T32] r5:84873f8c r4:84873c00 [ 1326.316766][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1326.317841][ T32] r10:61c88647 r9:848c0c00 r8:84a99cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1326.340334][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 11 printk messages dropped ** [ 1326.342169][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 ** 8 printk messages dropped ** [ 1326.342931][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 ** 12 printk messages dropped ** [ 1326.343923][ T32] r4:8506c780 ** 4 printk messages dropped ** [ 1326.344308][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) ** 7 printk messages dropped ** [ 1326.344901][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 8 printk messages dropped ** [ 1326.346036][ T32] r5:848c1800 r4:8291a680 ** 3 printk messages dropped ** [ 1326.346362][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1326.346841][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1326.347700][ T32] r5:8487d78c r4:8487d400 [ 1326.347781][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1326.348257][ T32] r10:00000000 r9:84a99d80 r8:80287e08 r7:dfcdde60 r6:84a99e00 r5:848c1800 ** 6 printk messages dropped ** [ 1326.379967][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.380015][ T32] r4:84916840 [ 1326.380800][ T32] INFO: task kworker/1:71:3278 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1326.380918][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.381085][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.381247][ T32] Call trace: [ 1326.381407][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.381519][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1326.381567][ T32] r4:00000000 [ 1326.381609][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.381714][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1326.381788][ T32] 9d20: 818d5000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1326.381885][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1326.381976][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1326.382054][ T32] r5:80000013 r4:80239bb0 [ 1326.382122][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.382246][ T32] r4:82ac21e4 [ 1326.382312][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.382408][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1326.382518][ T32] r4:e05d9dc0 [ 1326.382646][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.382762][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1326.382846][ T32] r4:00000000 [ 1326.382895][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.383013][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1326.383123][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.383230][ T32] r5:00001000 r4:eb0cb000 [ 1326.383321][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.383425][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.383518][ T32] r5:8597c38c r4:8597c000 [ 1326.383593][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.383709][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1326.383765][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.383864][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.383915][ T32] r4:8506c780 [ 1326.383956][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.384053][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1326.384121][ T32] r4:00000001 [ 1326.384167][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.384243][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1326.384300][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.384360][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.384419][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.384482][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.384529][ T32] r4:8506bc80 [ 1326.384605][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.384670][ T32] INFO: task kworker/1:72:3279 blocked for more than 452 seconds. [ 1326.384749][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.384866][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1326.385050][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1326.385799][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1326.386570][ T32] r9:83018205 r8:848c2400 r7:00000000 r6:83018200 r5:00001000 r4:7f6f1000 ** 4 printk messages dropped ** [ 1326.387009][ T32] r5:8487c78c r4:8487c400 [ 1326.387085][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1326.387638][ T32] r10:00000000 r9:84a99e80 r8:80287e08 r7:dfce9e60 r6:84a99f00 r5:848c2400 ** 8 printk messages dropped ** [ 1326.425748][ T32] INFO: task kworker/1:72:3279 is blocked on a mutex likely owned by task kworker/0:208:3739. ** 10 printk messages dropped ** [ 1326.427413][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff ** 7 printk messages dropped ** [ 1326.428072][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 ** 9 printk messages dropped ** [ 1326.444984][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 ** 7 printk messages dropped ** [ 1326.445574][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) ** 6 printk messages dropped ** [ 1326.446230][ T32] INFO: task kworker/1:73:3282 blocked for more than 452 seconds. ** 9 printk messages dropped ** [ 1326.447103][ T32] r5:848c3000 r4:8291a680 ** 5 printk messages dropped ** [ 1326.447534][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1326.464050][ T32] r5:8487cf8c r4:8487cc00 [ 1326.464098][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1326.464423][ T32] r10:61c88647 r9:848c3000 r8:84a99fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1326.465109][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1326.466700][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1326.467078][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff ** 7 printk messages dropped ** [ 1326.467725][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 ** 2 printk messages dropped ** [ 1326.467924][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1326.467971][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.468101][ T32] r5:00001000 r4:eb0cb000 [ 1326.468152][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.468242][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.468327][ T32] r5:8597c38c r4:8597c000 [ 1326.468367][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.468516][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1326.489450][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.489655][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.489712][ T32] r4:8506c780 [ 1326.489774][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.489877][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1326.489925][ T32] r4:00000001 [ 1326.489991][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.490086][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1326.490151][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.490212][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.490299][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.490368][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.490418][ T32] r4:8506bc80 [ 1326.490470][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.490551][ T32] INFO: task kworker/1:74:3284 blocked for more than 453 seconds. [ 1326.490618][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.490702][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.490774][ T32] task:kworker/1:74 state:D stack:0 pid:3284 tgid:3284 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.490991][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.491151][ T32] Call trace: [ 1326.491249][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1326.491389][ T32] r10:8291a684 r9:dfd0dd84 r8:00000002 r7:60000113 r6:dfd0dd8c r5:848c3c00 [ 1326.491444][ T32] r4:848c3c00 [ 1326.491488][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1326.491600][ T32] r5:848c3c00 r4:8291a680 [ 1326.491652][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.491749][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.491841][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd0de08 [ 1326.491932][ T32] r4:00000000 [ 1326.491979][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1326.492054][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1326.492229][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.492418][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d88c00 [ 1326.492472][ T32] r4:00000000 [ 1326.492519][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.492646][ T32] r9:83018205 r8:848c3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f6f1000 [ 1326.492698][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.492796][ T32] r5:00001000 r4:dfcc1000 [ 1326.492841][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.492921][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.493011][ T32] r5:85dd138c r4:85dd1000 [ 1326.493056][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.493208][ T32] r7:ddde2d80 r6:83018200 r5:85dd138c r4:841ec080 [ 1326.493261][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.493353][ T32] r10:61c88647 r9:848c3c00 r8:841ec0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.493489][ T32] r4:841ec080 [ 1326.493538][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.493629][ T32] r10:00000000 r9:841ec080 r8:80287e08 r7:dfce9e60 r6:841ec100 r5:848c3c00 [ 1326.493678][ T32] r4:00000001 [ 1326.493718][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.493817][ T32] Exception stack(0xdfd0dfb0 to 0xdfd0dff8) [ 1326.493878][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.493938][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.494026][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.494091][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.494154][ T32] r4:84916d40 [ 1326.494973][ T32] INFO: task kworker/1:74:3284 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1326.495092][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.495221][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.495371][ T32] Call trace: [ 1326.495440][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.495542][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1326.495589][ T32] r4:00000000 [ 1326.495662][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.495766][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1326.495832][ T32] 9d20: 8239f000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1326.495894][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1326.495946][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1326.496162][ T32] r5:80000013 r4:80239bb0 [ 1326.496217][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.496301][ T32] r4:82ac21e4 [ 1326.496376][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.496470][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1326.496517][ T32] r4:e05d9dc0 [ 1326.496573][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.496692][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1326.496789][ T32] r4:00000000 [ 1326.496837][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1326.497868][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1326.498269][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1326.529197][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1326.529881][ T32] r4:848c4800 ** 4 printk messages dropped ** [ 1326.530199][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd19e08 ** 7 printk messages dropped ** [ 1326.530568][ T32] r9:83018205 r8:848c4800 r7:00000000 r6:83018200 r5:00001000 r4:7f94f000 ** 4 printk messages dropped ** [ 1326.530808][ T32] r5:8487db8c r4:8487d800 [ 1326.530860][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.530928][ T32] r7:ddde2d80 r6:83018200 r5:8487db8c r4:841ec180 [ 1326.530953][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.531033][ T32] r10:61c88647 r9:848c4800 r8:841ec1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.531060][ T32] r4:841ec180 [ 1326.531081][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.531288][ T32] r10:00000000 r9:841ec180 r8:80287e08 r7:dfce9e60 r6:841ec200 r5:848c4800 [ 1326.531314][ T32] r4:00000001 [ 1326.531357][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.531429][ T32] Exception stack(0xdfd19fb0 to 0xdfd19ff8) [ 1326.531458][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.531513][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.531545][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.531573][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.531596][ T32] r4:847a0bc0 [ 1326.532095][ T32] INFO: task kworker/1:75:3285 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1326.532144][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.532206][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.532273][ T32] Call trace: [ 1326.532411][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.532466][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1326.532490][ T32] r4:00000000 [ 1326.532535][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.532581][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1326.532609][ T32] 9d20: 8298b000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1326.532675][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1326.532750][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1326.532778][ T32] r5:80000013 r4:80239bb0 [ 1326.532799][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.532882][ T32] r4:82ac21e4 [ 1326.533005][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.533059][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1326.533081][ T32] r4:e05d9dc0 [ 1326.533100][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.533166][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1326.533192][ T32] r4:00000000 [ 1326.533233][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.533283][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1326.533304][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.533371][ T32] r5:00001000 r4:eb0cb000 [ 1326.533421][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.533493][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.533539][ T32] r5:8597c38c r4:8597c000 [ 1326.533560][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.533634][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1326.533848][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.533905][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.533999][ T32] r4:8506c780 [ 1326.534051][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1326.534234][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) ** 6 printk messages dropped ** [ 1326.534461][ T32] INFO: task kworker/1:76:3288 blocked for more than 453 seconds. ** 7 printk messages dropped ** [ 1326.534727][ T32] r4:848c5400 ** 4 printk messages dropped ** [ 1326.534968][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd25e08 ** 9 printk messages dropped ** [ 1326.535485][ T32] r5:00001000 r4:ede85000 ** 2 printk messages dropped ** [ 1326.535632][ T32] r5:8487df8c r4:8487dc00 [ 1326.535728][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1326.535856][ T32] r10:61c88647 r9:848c5400 r8:841ec2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1326.536246][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1326.536888][ T32] Call trace: ** 6 printk messages dropped ** [ 1326.537528][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1326.537591][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1326.537618][ T32] r5:80000013 r4:80239bb0 [ 1326.537639][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.537720][ T32] r4:82ac21e4 [ 1326.537775][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.537833][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1326.537916][ T32] r4:e05d9dc0 [ 1326.537965][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.538088][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1326.538115][ T32] r4:00000000 [ 1326.538239][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.538330][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1326.538369][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.538416][ T32] r5:00001000 r4:eb0cb000 [ 1326.538490][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.561731][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.561849][ T32] r5:8597c38c r4:8597c000 [ 1326.561873][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.561922][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1326.561944][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.562038][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.562149][ T32] r4:8506c780 [ 1326.562177][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.562339][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1326.562614][ T32] r4:00000001 [ 1326.562668][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.562731][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1326.562784][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.562816][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.562843][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.562872][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.562927][ T32] r4:8506bc80 [ 1326.562958][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.562991][ T32] INFO: task kworker/1:77:3289 blocked for more than 453 seconds. [ 1326.563042][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.563093][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.563148][ T32] task:kworker/1:77 state:D stack:0 pid:3289 tgid:3289 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.563214][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.563261][ T32] Call trace: [ 1326.563296][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1326.563433][ T32] r10:8291a684 r9:dfd31d84 r8:00000002 r7:60000013 r6:dfd31d8c r5:848c6000 [ 1326.563461][ T32] r4:848c6000 [ 1326.563483][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1326.563527][ T32] r5:848c6000 r4:8291a680 [ 1326.563547][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1326.563628][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd31e08 ** 8 printk messages dropped ** [ 1326.564062][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1326.564505][ T32] r5:8487e38c r4:8487e000 [ 1326.564530][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1326.564843][ T32] r10:00000000 r9:841ec380 r8:80287e08 r7:dfd25e60 r6:841ec400 r5:848c6000 ** 8 printk messages dropped ** [ 1326.565784][ T32] INFO: task kworker/1:77:3289 is blocked on a mutex likely owned by task kworker/0:208:3739. ** 2 printk messages dropped ** [ 1326.566029][ T32] Call trace: [ 1326.566065][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.566116][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1326.566150][ T32] r4:00000000 [ 1326.566207][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.566264][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1326.566294][ T32] 9d20: 82c97000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1326.566324][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1326.566350][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1326.566374][ T32] r5:80000013 r4:80239bb0 [ 1326.566395][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.566437][ T32] r4:82ac21e4 [ 1326.566457][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.566499][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1326.566522][ T32] r4:e05d9dc0 [ 1326.566541][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.566581][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1326.566603][ T32] r4:00000000 [ 1326.566650][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.566762][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1326.566800][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.566846][ T32] r5:00001000 r4:eb0cb000 ** 4 printk messages dropped ** [ 1326.567052][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 ** 5 printk messages dropped ** [ 1326.567561][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1326.567985][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1326.592090][ T32] r10:8291a684 r9:dfd3dd84 r8:00000002 r7:60000113 r6:dfd3dd8c r5:848c6c00 ** 5 printk messages dropped ** [ 1326.592436][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd3de08 ** 7 printk messages dropped ** [ 1326.592792][ T32] r9:83018205 r8:848c6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f947000 ** 4 printk messages dropped ** [ 1326.592985][ T32] r5:8487eb8c r4:8487e800 [ 1326.593007][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1326.593187][ T32] r4:841ec480 ** 5 printk messages dropped ** [ 1326.593417][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1326.594228][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1326.594614][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 ** 8 printk messages dropped ** [ 1326.595072][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 ** 10 printk messages dropped ** [ 1326.595503][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1326.595932][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1326.596249][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1326.596708][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd51e08 ** 10 printk messages dropped ** [ 1326.597155][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1326.597319][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 13 printk messages dropped ** [ 1326.598056][ T32] r4:841ed300 ** 3 printk messages dropped ** [ 1326.611163][ T32] Call trace: ** 4 printk messages dropped ** [ 1326.611373][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) ** 6 printk messages dropped ** [ 1326.611628][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 11 printk messages dropped ** [ 1326.612200][ T32] r5:8597c38c r4:8597c000 ** 6 printk messages dropped ** [ 1326.612458][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 ** 6 printk messages dropped ** [ 1326.612796][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.612851][ T32] r4:8506bc80 [ 1326.612903][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.612981][ T32] INFO: task kworker/1:80:3295 blocked for more than 453 seconds. [ 1326.613021][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.613048][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.613202][ T32] task:kworker/1:80 state:D stack:0 pid:3295 tgid:3295 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.613539][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.613659][ T32] Call trace: [ 1326.613695][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1326.613748][ T32] r10:8291a684 r9:dfd49d84 r8:00000002 r7:60000113 r6:dfd49d8c r5:83ac8c00 [ 1326.613772][ T32] r4:83ac8c00 [ 1326.613793][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1326.613877][ T32] r5:83ac8c00 r4:8291a680 [ 1326.613945][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.614004][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.614050][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd49e08 [ 1326.614277][ T32] r4:00000000 [ 1326.614399][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1326.614440][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1326.614612][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.614758][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85df9f40 [ 1326.614799][ T32] r4:00000000 [ 1326.614820][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.614865][ T32] r9:83018205 r8:83ac8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f945000 [ 1326.614923][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.614969][ T32] r5:00001000 r4:eddf1000 [ 1326.615022][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.615122][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.615170][ T32] r5:8487ef8c r4:8487ec00 [ 1326.615191][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.615240][ T32] r7:ddde2d80 r6:83018200 r5:8487ef8c r4:841ec680 [ 1326.615262][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.615307][ T32] r10:61c88647 r9:83ac8c00 r8:841ec6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.615328][ T32] r4:841ec680 [ 1326.615374][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.615438][ T32] r10:00000000 r9:841ec680 r8:80287e08 r7:dfd3de60 r6:841ec700 r5:83ac8c00 [ 1326.615464][ T32] r4:00000001 [ 1326.615489][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.615539][ T32] Exception stack(0xdfd49fb0 to 0xdfd49ff8) [ 1326.615570][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.615625][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.615658][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.615704][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.615757][ T32] r4:841ed4c0 [ 1326.616308][ T32] INFO: task kworker/1:80:3295 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1326.616432][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.616579][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.616636][ T32] Call trace: [ 1326.616669][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.616719][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1326.616780][ T32] r4:00000000 [ 1326.616806][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.616883][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1326.616917][ T32] 9d20: 830c9000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1326.616947][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1326.617014][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1326.617042][ T32] r5:80000013 r4:80239bb0 [ 1326.617074][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.617120][ T32] r4:82ac21e4 [ 1326.617157][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.617203][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1326.617227][ T32] r4:e05d9dc0 [ 1326.617284][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.617331][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 ** 9 printk messages dropped ** [ 1326.617777][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 ** 7 printk messages dropped ** [ 1326.618155][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) ** 6 printk messages dropped ** [ 1326.618387][ T32] INFO: task kworker/1:81:3296 blocked for more than 453 seconds. ** 7 printk messages dropped ** [ 1326.645198][ T32] r4:83ac9800 ** 4 printk messages dropped ** [ 1326.645368][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd59e08 ** 10 printk messages dropped ** [ 1326.645908][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1326.646068][ T32] r5:8487f78c r4:8487f400 ** 3 printk messages dropped ** [ 1326.646236][ T32] r10:61c88647 r9:83ac9800 r8:841ec7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1326.646670][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1326.647568][ T32] r4:00000000 [ 1326.647618][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.647663][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1326.647773][ T32] 9d20: 833f6000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1326.647808][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1326.647834][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1326.647858][ T32] r5:80000013 r4:80239bb0 [ 1326.647879][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.647921][ T32] r4:82ac21e4 [ 1326.647942][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.647984][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1326.648033][ T32] r4:e05d9dc0 [ 1326.648058][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.648101][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1326.648122][ T32] r4:00000000 [ 1326.648168][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.648218][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1326.648240][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.648281][ T32] r5:00001000 r4:eb0cb000 [ 1326.648301][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.648339][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.648380][ T32] r5:8597c38c r4:8597c000 [ 1326.648401][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.648445][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1326.648466][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.648589][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.662849][ T32] r4:8506c780 [ 1326.662918][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.663092][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1326.663122][ T32] r4:00000001 [ 1326.663145][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.663186][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1326.663307][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.663372][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.663524][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.663636][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.663663][ T32] r4:8506bc80 [ 1326.663865][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.663929][ T32] INFO: task kworker/1:82:3300 blocked for more than 453 seconds. [ 1326.663971][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.663999][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.664021][ T32] task:kworker/1:82 state:D stack:0 pid:3300 tgid:3300 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.664115][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.664192][ T32] Call trace: [ 1326.664231][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1326.664311][ T32] r10:8291a684 r9:dfd65d84 r8:00000002 r7:60000013 r6:dfd65d8c r5:83aca400 [ 1326.664340][ T32] r4:83aca400 [ 1326.664362][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1326.664406][ T32] r5:83aca400 r4:8291a680 [ 1326.664427][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.664465][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.664506][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd65e08 [ 1326.664528][ T32] r4:00000000 [ 1326.664546][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1326.664580][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1326.664618][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.664691][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:841ea400 [ 1326.664746][ T32] r4:00000000 [ 1326.664796][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.664873][ T32] r9:83018205 r8:83aca400 r7:00000000 r6:83018200 r5:00001000 r4:7f895000 [ 1326.664899][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.664945][ T32] r5:00001000 r4:edc8d000 [ 1326.664966][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.665005][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.665047][ T32] r5:85e33f8c r4:85e33c00 [ 1326.665067][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.665110][ T32] r7:ddde2d80 r6:83018200 r5:85e33f8c r4:841ec880 [ 1326.665132][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.665205][ T32] r10:61c88647 r9:83aca400 r8:841ec8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 4 printk messages dropped ** [ 1326.665393][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1326.665648][ T32] r4:841ed980 ** 5 printk messages dropped ** [ 1326.666781][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 ** 8 printk messages dropped ** [ 1326.667413][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1326.667562][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 ** 14 printk messages dropped ** [ 1326.676015][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 ** 7 printk messages dropped ** [ 1326.676533][ T32] r4:8506bc80 ** 5 printk messages dropped ** [ 1326.676808][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1326.677128][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1326.677827][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1326.678033][ T32] r5:8487fb8c r4:8487f800 ** 3 printk messages dropped ** [ 1326.678254][ T32] r10:61c88647 r9:83acb000 r8:841ec9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1326.692667][ T32] r4:841edac0 ** 2 printk messages dropped ** [ 1326.693423][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1326.693818][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1326.693939][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff ** 2 printk messages dropped ** [ 1326.694050][ T32] r4:82ac21e4 [ 1326.694070][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.694112][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1326.694136][ T32] r4:e05d9dc0 [ 1326.694157][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.694224][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1326.694279][ T32] r4:00000000 [ 1326.694314][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.694398][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1326.694424][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.694470][ T32] r5:00001000 r4:eb0cb000 [ 1326.694491][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.694529][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.694693][ T32] r5:8597c38c r4:8597c000 [ 1326.694824][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.694965][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1326.695015][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.695116][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.695206][ T32] r4:8506c780 [ 1326.695233][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.695312][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1326.695356][ T32] r4:00000001 [ 1326.695418][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.695735][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1326.695772][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.695819][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.695949][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.696069][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.696126][ T32] r4:8506bc80 [ 1326.696160][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.696189][ T32] INFO: task kworker/1:84:3303 blocked for more than 453 seconds. [ 1326.696241][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.696271][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.696294][ T32] task:kworker/1:84 state:D stack:0 pid:3303 tgid:3303 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.696382][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.696430][ T32] Call trace: [ 1326.696473][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1326.696568][ T32] r10:8291a684 r9:dfd71d84 r8:00000002 r7:60000113 r6:dfd71d8c r5:83acbc00 [ 1326.696602][ T32] r4:83acbc00 [ 1326.696625][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1326.696694][ T32] r5:83acbc00 r4:8291a680 [ 1326.696747][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.696818][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.696866][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd71e08 [ 1326.696891][ T32] r4:00000000 [ 1326.696911][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1326.696946][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1326.696983][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.697039][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85df9bc0 [ 1326.697076][ T32] r4:00000000 [ 1326.697127][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.697187][ T32] r9:83018205 r8:83acbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f943000 [ 1326.697224][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.697272][ T32] r5:00001000 r4:edd75000 [ 1326.697293][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.697359][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.697406][ T32] r5:8487f38c r4:8487f000 [ 1326.697440][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.697489][ T32] r7:ddde2d80 r6:83018200 r5:8487f38c r4:841eca80 [ 1326.697510][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.697584][ T32] r10:61c88647 r9:83acbc00 r8:841ecaac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.697621][ T32] r4:841eca80 [ 1326.697671][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.697723][ T32] r10:00000000 r9:841eca80 r8:80287e08 r7:dfd89e60 r6:841ecb00 r5:83acbc00 [ 1326.697751][ T32] r4:00000001 [ 1326.697770][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.697828][ T32] Exception stack(0xdfd71fb0 to 0xdfd71ff8) [ 1326.697858][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.698015][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1326.698396][ T32] INFO: task kworker/1:84:3303 is blocked on a mutex likely owned by task kworker/0:208:3739. ** 10 printk messages dropped ** [ 1326.719819][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff ** 7 printk messages dropped ** [ 1326.720128][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 ** 12 printk messages dropped ** [ 1326.720702][ T32] r4:8506c780 ** 5 printk messages dropped ** [ 1326.720908][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1326.721483][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1326.721993][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd95e08 ** 8 printk messages dropped ** [ 1326.722687][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1326.722879][ T32] r5:8487ff8c r4:8487fc00 ** 3 printk messages dropped ** [ 1326.723133][ T32] r10:61c88647 r9:83acc800 r8:841ecbac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1326.723703][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1326.724816][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 ** 9 printk messages dropped ** [ 1326.725350][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 1 printk messages dropped ** [ 1326.725417][ T32] r4:e05d9dc0 [ 1326.725436][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.725477][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1326.725499][ T32] r4:00000000 [ 1326.725711][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.725809][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1326.725834][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.725906][ T32] r5:00001000 r4:eb0cb000 [ 1326.725932][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.725991][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.726038][ T32] r5:8597c38c r4:8597c000 [ 1326.726059][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.726131][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1326.726158][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.726207][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.726272][ T32] r4:8506c780 [ 1326.726302][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.726351][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1326.726375][ T32] r4:00000001 [ 1326.726393][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.726456][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1326.726497][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.726529][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.726584][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.726699][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.726727][ T32] r4:8506bc80 [ 1326.726784][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.726815][ T32] INFO: task kworker/1:86:3307 blocked for more than 453 seconds. [ 1326.726871][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.726925][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.727005][ T32] task:kworker/1:86 state:D stack:0 pid:3307 tgid:3307 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.727057][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.727101][ T32] Call trace: [ 1326.727267][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1326.727318][ T32] r10:8291a684 r9:dfda1d84 r8:00000002 r7:60000113 r6:dfda1d8c r5:83acd400 [ 1326.727341][ T32] r4:83acd400 [ 1326.727362][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1326.727446][ T32] r5:83acd400 r4:8291a680 [ 1326.727472][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.727645][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.727737][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfda1e08 [ 1326.727773][ T32] r4:00000000 [ 1326.727793][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1326.727829][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1326.727862][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.727903][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d71cc0 [ 1326.727925][ T32] r4:00000000 [ 1326.727946][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.728076][ T32] r9:83018205 r8:83acd400 r7:00000000 r6:83018200 r5:00001000 r4:7f987000 [ 1326.728104][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.728148][ T32] r5:00001000 r4:edbc3000 [ 1326.728172][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.728252][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.728514][ T32] r5:85f67f8c r4:85f67c00 [ 1326.749931][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.750068][ T32] r7:ddde2d80 r6:83018200 r5:85f67f8c r4:841ecc80 [ 1326.750112][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.750169][ T32] r10:61c88647 r9:83acd400 r8:841eccac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1326.750570][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1326.751500][ T32] Call trace: ** 4 printk messages dropped ** [ 1326.751716][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) ** 7 printk messages dropped ** [ 1326.752153][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 ** 6 printk messages dropped ** [ 1326.752511][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1326.752854][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1326.753168][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1326.753222][ T32] r4:8506bc80 [ 1326.753245][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.753274][ T32] INFO: task kworker/1:87:3310 blocked for more than 453 seconds. [ 1326.753308][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.753333][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.753444][ T32] task:kworker/1:87 state:D stack:0 pid:3310 tgid:3310 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.753495][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.753550][ T32] Call trace: [ 1326.753661][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1326.753711][ T32] r10:8291a684 r9:dfdadd84 r8:00000002 r7:60000013 r6:dfdadd8c r5:83ace000 [ 1326.753733][ T32] r4:83ace000 [ 1326.753811][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1326.753858][ T32] r5:83ace000 r4:8291a680 [ 1326.753880][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.753980][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.754071][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfdade08 [ 1326.754097][ T32] r4:00000000 [ 1326.754117][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1326.754152][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1326.754243][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.754316][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d718c0 [ 1326.754345][ T32] r4:00000000 [ 1326.754366][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.754411][ T32] r9:83018205 r8:83ace000 r7:00000000 r6:83018200 r5:00001000 r4:7f9bd000 [ 1326.754433][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.754477][ T32] r5:00001000 r4:ee107000 [ 1326.754528][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.754571][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.754613][ T32] r5:8498cb8c r4:8498c800 [ 1326.754633][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.754678][ T32] r7:ddde2d80 r6:83018200 r5:8498cb8c r4:841ecd80 [ 1326.754698][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.754775][ T32] r10:61c88647 r9:83ace000 r8:841ecdac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.754812][ T32] r4:841ecd80 [ 1326.754833][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.754908][ T32] r10:00000000 r9:841ecd80 r8:80287e08 r7:dfda1e60 r6:841ece00 r5:83ace000 [ 1326.754935][ T32] r4:00000001 [ 1326.754955][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.755028][ T32] Exception stack(0xdfdadfb0 to 0xdfdadff8) [ 1326.755068][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.755097][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.755135][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.755167][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.755258][ T32] r4:84a061c0 [ 1326.755565][ T32] INFO: task kworker/1:87:3310 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1326.755603][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.755661][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.755708][ T32] Call trace: [ 1326.755793][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.755856][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1326.755881][ T32] r4:00000000 [ 1326.755902][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 3 printk messages dropped ** [ 1326.756052][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff ** 5 printk messages dropped ** [ 1326.756252][ T32] r4:e05d9dc0 ** 5 printk messages dropped ** [ 1326.756727][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1326.757255][ T32] r4:8506c780 ** 4 printk messages dropped ** [ 1326.757568][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) ** 7 printk messages dropped ** [ 1326.757910][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1326.780604][ T32] r4:848c8000 ** 3 printk messages dropped ** [ 1326.780805][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1326.781168][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1326.781276][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.781319][ T32] r5:858b3f8c r4:858b3c00 [ 1326.781339][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.781385][ T32] r7:dddced80 r6:83018000 r5:858b3f8c r4:84a90580 [ 1326.781406][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.781491][ T32] r10:61c88647 r9:848c8000 r8:84a905ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.781575][ T32] r4:84a90580 [ 1326.781600][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.781667][ T32] r10:00000000 r9:84a90580 r8:80287e08 r7:df9c5e60 r6:841ece80 r5:848c8000 [ 1326.781730][ T32] r4:00000001 [ 1326.781777][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.781837][ T32] Exception stack(0xdfbadfb0 to 0xdfbadff8) [ 1326.781996][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.782066][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.782120][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.782153][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.782178][ T32] r4:841ebd80 [ 1326.782697][ T32] INFO: task kworker/0:14:3317 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1326.782801][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.782903][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.782956][ T32] Call trace: [ 1326.783021][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.783073][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1326.783098][ T32] r4:00000000 [ 1326.783134][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.783210][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1326.783242][ T32] 9d20: 84285000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1326.783274][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1326.783313][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1326.783368][ T32] r5:80000013 r4:80239bb0 [ 1326.783418][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.783494][ T32] r4:82ac21e4 [ 1326.783519][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.783577][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1326.783631][ T32] r4:e05d9dc0 [ 1326.783681][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.783727][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1326.783756][ T32] r4:00000000 [ 1326.783776][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.783822][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 ** 2 printk messages dropped ** [ 1326.783987][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1326.784435][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 ** 12 printk messages dropped ** [ 1326.785098][ T32] task:kworker/0:15 state:D stack:0 pid:3319 tgid:3319 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1326.785599][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbfde08 ** 9 printk messages dropped ** [ 1326.786076][ T32] r5:00001000 r4:eb88b000 ** 2 printk messages dropped ** [ 1326.786251][ T32] r5:858b378c r4:858b3400 ** 1 printk messages dropped ** [ 1326.786376][ T32] r7:dddced80 r6:83018000 r5:858b378c r4:84a90600 ** 8 printk messages dropped ** [ 1326.786812][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1326.787516][ T32] Call trace: ** 4 printk messages dropped ** [ 1326.787873][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) ** 6 printk messages dropped ** [ 1326.788279][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 9 printk messages dropped ** [ 1326.821864][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1326.822259][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 ** 8 printk messages dropped ** [ 1326.822505][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1326.822722][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.822787][ T32] Call trace: [ 1326.822876][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1326.822931][ T32] r10:8291a684 r9:dfb7dd84 r8:00000002 r7:60000113 r6:dfb7dd8c r5:849cb000 [ 1326.822954][ T32] r4:849cb000 [ 1326.823086][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1326.823135][ T32] r5:849cb000 r4:8291a680 [ 1326.823191][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.823235][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.823278][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb7de08 [ 1326.823300][ T32] r4:00000000 [ 1326.823319][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1326.823353][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1326.823452][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.823534][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851ca740 [ 1326.823562][ T32] r4:00000000 [ 1326.823596][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.823645][ T32] r9:83018005 r8:849cb000 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 [ 1326.823667][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.823708][ T32] r5:00001000 r4:eb8cb000 [ 1326.823762][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.823805][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.823847][ T32] r5:858b3b8c r4:858b3800 [ 1326.823866][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.823910][ T32] r7:dddced80 r6:83018000 r5:858b3b8c r4:84a90680 [ 1326.823932][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.823978][ T32] r10:61c88647 r9:849cb000 r8:84a906ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.824008][ T32] r4:84a90680 [ 1326.824028][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.824072][ T32] r10:00000000 r9:84a90680 r8:80287e08 r7:dfbade60 r6:84a90700 r5:849cb000 [ 1326.824094][ T32] r4:00000001 [ 1326.824151][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.824215][ T32] Exception stack(0xdfb7dfb0 to 0xdfb7dff8) [ 1326.824246][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.824275][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.824301][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.824366][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.824422][ T32] r4:841eb700 [ 1326.824856][ T32] INFO: task kworker/0:16:3320 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1326.824918][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.824998][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.825048][ T32] Call trace: [ 1326.825131][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.825210][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1326.825239][ T32] r4:00000000 [ 1326.825260][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.825300][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1326.825328][ T32] 9d20: 8484e000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1326.825383][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1326.825438][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1326.825507][ T32] r5:80000013 r4:80239bb0 [ 1326.825532][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.825605][ T32] r4:82ac21e4 [ 1326.825630][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.825673][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1326.825754][ T32] r4:e05d9dc0 [ 1326.825785][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.825840][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1326.825872][ T32] r4:00000000 [ 1326.825982][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.826094][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1326.826135][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.826182][ T32] r5:00001000 r4:eb0cb000 [ 1326.826254][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.826300][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.826343][ T32] r5:8597c38c r4:8597c000 [ 1326.826383][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.826461][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1326.826488][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.826585][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.826637][ T32] r4:8506c780 [ 1326.826662][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.826711][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1326.826773][ T32] r4:00000001 [ 1326.826825][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.826867][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1326.826894][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.826976][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.827019][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.827050][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.827072][ T32] r4:8506bc80 [ 1326.827108][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.827135][ T32] INFO: task kworker/1:88:3322 blocked for more than 453 seconds. [ 1326.827166][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.827254][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.827306][ T32] task:kworker/1:88 state:D stack:0 pid:3322 tgid:3322 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.827409][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.827483][ T32] Call trace: [ 1326.827545][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1326.827597][ T32] r10:8291a684 r9:dfdc5d84 r8:00000002 r7:60000113 r6:dfdc5d8c r5:849cec00 ** 6 printk messages dropped ** [ 1326.827859][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1326.828126][ T32] r9:83018205 r8:849cec00 r7:00000000 r6:83018200 r5:00001000 r4:7fa21000 ** 4 printk messages dropped ** [ 1326.828345][ T32] r5:85f7078c r4:85f70400 [ 1326.828395][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1326.849317][ T32] r10:61c88647 r9:849cec00 r8:841ecfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1326.849676][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1326.850470][ T32] Call trace: ** 6 printk messages dropped ** [ 1326.850892][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 ** 6 printk messages dropped ** [ 1326.851464][ T32] r4:e05d9dc0 ** 5 printk messages dropped ** [ 1326.852725][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.852976][ T32] r5:00001000 r4:eb0cb000 [ 1326.853295][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.853341][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.853762][ T32] r5:8597c38c r4:8597c000 [ 1326.853858][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.853910][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1326.853932][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.854554][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.854636][ T32] r4:8506c780 [ 1326.854660][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.854710][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1326.854789][ T32] r4:00000001 [ 1326.854908][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.854949][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1326.854977][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.855013][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.855041][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.855069][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.855091][ T32] r4:8506bc80 [ 1326.855112][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.855154][ T32] INFO: task kworker/1:89:3323 blocked for more than 453 seconds. [ 1326.855206][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.855237][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.855259][ T32] task:kworker/1:89 state:D stack:0 pid:3323 tgid:3323 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.855308][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.855438][ T32] Call trace: [ 1326.855470][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1326.855551][ T32] r10:8291a684 r9:dfdc9d84 r8:00000002 r7:60000113 r6:dfdc9d8c r5:83acec00 [ 1326.855580][ T32] r4:83acec00 [ 1326.855601][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1326.855643][ T32] r5:83acec00 r4:8291a680 [ 1326.855662][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.855835][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.856026][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfdc9e08 [ 1326.856053][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1326.856261][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 6 printk messages dropped ** [ 1326.856782][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1326.856866][ T32] r5:85f71f8c r4:85f71c00 [ 1326.856886][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1326.857655][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1326.858056][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1326.893137][ T32] Call trace: ** 6 printk messages dropped ** [ 1326.893856][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 ** 5 printk messages dropped ** [ 1326.894208][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 ** 6 printk messages dropped ** [ 1326.894539][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1326.895019][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1326.895465][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1326.895815][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1326.896425][ T32] r4:83ff4800 ** 2 printk messages dropped ** [ 1326.896525][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.896565][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.896606][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbf9e08 [ 1326.896656][ T32] r4:00000000 [ 1326.896725][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1326.896765][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1326.896801][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.896843][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a05b80 [ 1326.896866][ T32] r4:00000000 [ 1326.896885][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.896928][ T32] r9:83018205 r8:83ff4800 r7:00000000 r6:83018200 r5:00001000 r4:7fa21000 [ 1326.896949][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.896997][ T32] r5:00001000 r4:df957000 [ 1326.897158][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.897255][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.897303][ T32] r5:85f7338c r4:85f73000 [ 1326.897325][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.897369][ T32] r7:ddde2d80 r6:83018200 r5:85f7338c r4:84a0a080 [ 1326.897390][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.897614][ T32] r10:61c88647 r9:83ff4800 r8:84a0a0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.897877][ T32] r4:84a0a080 [ 1326.898326][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.898510][ T32] r10:00000000 r9:84a0a080 r8:80287e08 r7:dfdc9e60 r6:84a90880 r5:83ff4800 [ 1326.909043][ T32] r4:00000001 [ 1326.909082][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.909139][ T32] Exception stack(0xdfbf9fb0 to 0xdfbf9ff8) [ 1326.909170][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.909203][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.909295][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.909340][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.909393][ T32] r4:84a06a00 [ 1326.909834][ T32] INFO: task kworker/1:90:3324 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1326.910582][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.910662][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.910822][ T32] Call trace: [ 1326.910861][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.910916][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1326.910940][ T32] r4:00000000 [ 1326.911128][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.911182][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1326.911211][ T32] 9d20: 85131000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1326.911240][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1326.911267][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1326.911316][ T32] r5:80000013 r4:80239bb0 [ 1326.911442][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.911523][ T32] r4:82ac21e4 [ 1326.911553][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.911766][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1326.911793][ T32] r4:e05d9dc0 [ 1326.911813][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.911856][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1326.911879][ T32] r4:00000000 [ 1326.911898][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.911944][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1326.912043][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.912092][ T32] r5:00001000 r4:eb0cb000 [ 1326.912112][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.912158][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.913543][ T32] r5:8597c38c r4:8597c000 [ 1326.913570][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.913619][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1326.913641][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.913687][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.913709][ T32] r4:8506c780 [ 1326.913727][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.913813][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1326.913840][ T32] r4:00000001 [ 1326.913860][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.913897][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1326.913949][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.913982][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.914014][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.914063][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.914156][ T32] r4:8506bc80 [ 1326.914181][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.914210][ T32] INFO: task kworker/0:17:3328 blocked for more than 453 seconds. [ 1326.914330][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.914454][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.914590][ T32] task:kworker/0:17 state:D stack:0 pid:3328 tgid:3328 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.914639][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.914826][ T32] Call trace: [ 1326.914858][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1326.914906][ T32] r10:8291a684 r9:dfc05d84 r8:00000002 r7:60000113 r6:dfc05d8c r5:84930c00 [ 1326.914964][ T32] r4:84930c00 [ 1326.914993][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1326.915082][ T32] r5:84930c00 r4:8291a680 [ 1326.915106][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.915147][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.915244][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc05e08 [ 1326.915342][ T32] r4:00000000 [ 1326.915439][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1326.915885][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1326.916095][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.916143][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851caa00 [ 1326.916167][ T32] r4:00000000 [ 1326.916187][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.916231][ T32] r9:83018005 r8:84930c00 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 [ 1326.916254][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.916297][ T32] r5:00001000 r4:eb91d000 [ 1326.916317][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.916355][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.916421][ T32] r5:858b478c r4:858b4400 [ 1326.916445][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.916594][ T32] r7:dddced80 r6:83018000 r5:858b478c r4:84a90a00 [ 1326.916693][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.916744][ T32] r10:61c88647 r9:84930c00 r8:84a90a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.916778][ T32] r4:84a90a00 [ 1326.916872][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.917009][ T32] r10:00000000 r9:84a90a00 r8:80287e08 r7:dfbade60 r6:84a90a80 r5:84930c00 [ 1326.917049][ T32] r4:00000001 [ 1326.917135][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.917227][ T32] Exception stack(0xdfc05fb0 to 0xdfc05ff8) [ 1326.917258][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.917315][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.917405][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.917439][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.917462][ T32] r4:84a0c340 [ 1326.917741][ T32] INFO: task kworker/0:17:3328 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1326.917999][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.918101][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.918223][ T32] Call trace: [ 1326.918338][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.918392][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1326.918595][ T32] r4:00000000 [ 1326.962655][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.962871][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1326.962915][ T32] 9d20: 8595c000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1326.962973][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1326.963013][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1326.963043][ T32] r5:80000013 r4:80239bb0 [ 1326.963083][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.963218][ T32] r4:82ac21e4 [ 1326.963313][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.963364][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1326.963393][ T32] r4:e05d9dc0 [ 1326.963584][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.963632][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1326.963655][ T32] r4:00000000 [ 1326.963675][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.963721][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1326.963744][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.963789][ T32] r5:00001000 r4:eb0cb000 [ 1326.963811][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.963850][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.963962][ T32] r5:8597c38c r4:8597c000 [ 1326.964050][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.964332][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1326.964363][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.964413][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.964789][ T32] r4:8506c780 [ 1326.965500][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.965555][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1326.965607][ T32] r4:00000001 [ 1326.965633][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.965670][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1326.965698][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.965746][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.965777][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.965836][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.965864][ T32] r4:8506bc80 [ 1326.965915][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.965969][ T32] INFO: task kworker/0:18:3330 blocked for more than 453 seconds. [ 1326.966059][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.966239][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.966375][ T32] task:kworker/0:18 state:D stack:0 pid:3330 tgid:3330 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.966456][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.966505][ T32] Call trace: [ 1326.966599][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1326.966654][ T32] r10:8291a684 r9:dfdd5d84 r8:00000002 r7:60000113 r6:dfdd5d8c r5:84931800 [ 1326.966787][ T32] r4:84931800 [ 1326.966831][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1326.966892][ T32] r5:84931800 r4:8291a680 [ 1326.966958][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.967010][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.967212][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfdd5e08 [ 1326.967242][ T32] r4:00000000 [ 1326.967262][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1326.967299][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1326.967362][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.967409][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851ca900 [ 1326.967433][ T32] r4:00000000 [ 1326.967452][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.967551][ T32] r9:83018005 r8:84931800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [ 1326.967646][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.967693][ T32] r5:00001000 r4:eb905000 [ 1326.967714][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.967777][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.967825][ T32] r5:858b438c r4:858b4000 [ 1326.967993][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.968242][ T32] r7:dddced80 r6:83018000 r5:858b438c r4:84a90b00 [ 1326.968348][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.968426][ T32] r10:61c88647 r9:84931800 r8:84a90b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.989248][ T32] r4:84a90b00 [ 1326.989362][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.989451][ T32] r10:00000000 r9:84a90b00 r8:80287e08 r7:dfc05e60 r6:84a90b80 r5:84931800 [ 1326.989478][ T32] r4:00000001 [ 1326.989500][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.989541][ T32] Exception stack(0xdfdd5fb0 to 0xdfdd5ff8) [ 1326.989587][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.989784][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.989820][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.989853][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.989878][ T32] r4:84a0c280 [ 1326.990459][ T32] INFO: task kworker/0:18:3330 is blocked on a mutex likely owned by task kworker/0:208:3739. ** 2 printk messages dropped ** [ 1326.990895][ T32] Call trace: [ 1326.990926][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.990981][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1326.991016][ T32] r4:00000000 [ 1326.991119][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.991399][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1326.991514][ T32] 9d20: 85d9a000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1326.991551][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1326.991607][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff ** 5 printk messages dropped ** [ 1326.991873][ T32] r4:e05d9dc0 ** 10 printk messages dropped ** [ 1326.992515][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 14 printk messages dropped ** [ 1326.994057][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 14 printk messages dropped ** [ 1326.997721][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1327.027627][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1327.028078][ T32] r10:61c88647 r9:84932400 r8:84a90c2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 14 printk messages dropped ** [ 1327.030436][ T32] Call trace: ** 12 printk messages dropped ** [ 1327.031503][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 ** 5 printk messages dropped ** [ 1327.031934][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1327.032018][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.032123][ T32] r5:00001000 r4:eb0cb000 [ 1327.032174][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.032253][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.032340][ T32] r5:8597c38c r4:8597c000 [ 1327.032409][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.032526][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1327.032579][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.032679][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.032751][ T32] r4:8506c780 [ 1327.032817][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.032917][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1327.032970][ T32] r4:00000001 [ 1327.033037][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.033192][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1327.033323][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.033531][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.033781][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.033870][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.033896][ T32] r4:8506bc80 [ 1327.034050][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.034240][ T32] INFO: task kworker/1:101:3608 blocked for more than 453 seconds. [ 1327.034358][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.034395][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.034417][ T32] task:kworker/1:101 state:D stack:0 pid:3608 tgid:3608 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.034495][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.034659][ T32] Call trace: [ 1327.034798][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) ** 1 printk messages dropped ** [ 1327.034895][ T32] r4:849b3000 ** 5 printk messages dropped ** [ 1327.035225][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1327.035468][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.036213][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509f8c0 [ 1327.036327][ T32] r4:00000000 [ 1327.036357][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.036429][ T32] r9:83018205 r8:849b3000 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 [ 1327.036483][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.036574][ T32] r5:00001000 r4:e04b1000 [ 1327.036644][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.036735][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.036830][ T32] r5:84bdc38c r4:84bdc000 [ 1327.036880][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.037004][ T32] r7:ddde2d80 r6:83018200 r5:84bdc38c r4:84822480 [ 1327.037089][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.037195][ T32] r10:61c88647 r9:849b3000 r8:848224ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.037245][ T32] r4:84822480 [ 1327.037291][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.037384][ T32] r10:00000000 r9:84822480 r8:80287e08 r7:dfe49e60 r6:84822500 r5:849b3000 [ 1327.037433][ T32] r4:00000001 [ 1327.037474][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 6 printk messages dropped ** [ 1327.038169][ T32] INFO: task kworker/1:101:3608 is blocked on a mutex likely owned by task kworker/0:208:3739. ** 10 printk messages dropped ** [ 1327.074918][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff ** 7 printk messages dropped ** [ 1327.075260][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 ** 9 printk messages dropped ** [ 1327.075832][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 ** 7 printk messages dropped ** [ 1327.076161][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) ** 5 printk messages dropped ** [ 1327.076360][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1327.077004][ T32] r5:849b6000 r4:8291a680 ** 5 printk messages dropped ** [ 1327.077487][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1327.077808][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1327.077891][ T32] r5:84a7038c r4:84a70000 ** 3 printk messages dropped ** [ 1327.078158][ T32] r10:61c88647 r9:849b6000 r8:848228ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 11 printk messages dropped ** [ 1327.090123][ T32] INFO: task kworker/1:105:3633 is blocked on a mutex likely owned by task kworker/0:208:3739. ** 7 printk messages dropped ** [ 1327.090553][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1327.090582][ T32] 9d20: 861bc000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1327.090610][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1327.090667][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1327.090695][ T32] r5:80000013 r4:80239bb0 [ 1327.090765][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.090813][ T32] r4:82ac21e4 [ 1327.090834][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.090876][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1327.090941][ T32] r4:e05d9dc0 [ 1327.091039][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.091089][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1327.091114][ T32] r4:00000000 [ 1327.091273][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.091396][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1327.091603][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.091651][ T32] r5:00001000 r4:eb0cb000 [ 1327.091673][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.091775][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.091822][ T32] r5:8597c38c r4:8597c000 [ 1327.091843][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.091972][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1327.092002][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.092188][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.092302][ T32] r4:8506c780 [ 1327.092358][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.092460][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1327.092532][ T32] r4:00000001 [ 1327.092599][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.092685][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1327.092760][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.092847][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1327.093294][ T32] INFO: task kworker/0:207:3738 blocked for more than 453 seconds. ** 3 printk messages dropped ** [ 1327.093584][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.093676][ T32] Call trace: [ 1327.094021][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1327.094072][ T32] r10:8291a684 r9:e05d1d84 r8:00000002 r7:60000113 r6:e05d1d8c r5:84893c00 [ 1327.094096][ T32] r4:84893c00 [ 1327.094143][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1327.094225][ T32] r5:84893c00 r4:8291a680 [ 1327.094296][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.094406][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.094504][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05d1e08 [ 1327.094614][ T32] r4:00000000 [ 1327.094666][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1327.094767][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1327.094849][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.094938][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850801c0 ** 7 printk messages dropped ** [ 1327.095648][ T32] r5:850f078c r4:850f0400 ** 3 printk messages dropped ** [ 1327.095939][ T32] r10:61c88647 r9:84893c00 r8:8506c6ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 14 printk messages dropped ** [ 1327.097052][ T32] Call trace: ** 8 printk messages dropped ** [ 1327.097764][ T32] r5:80000013 r4:80239bb0 ** 9 printk messages dropped ** [ 1327.098187][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 ** 8 printk messages dropped ** [ 1327.119345][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 12 printk messages dropped ** [ 1327.119938][ T32] INFO: task kworker/0:209:3743 blocked for more than 453 seconds. ** 16 printk messages dropped ** [ 1327.120795][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1327.121073][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.121117][ T32] r5:00001000 r4:e0063000 [ 1327.121193][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.121238][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.121281][ T32] r5:84af7f8c r4:84af7c00 [ 1327.121302][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.121364][ T32] r7:dddced80 r6:83018000 r5:84af7f8c r4:8506c880 [ 1327.121394][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.121454][ T32] r10:61c88647 r9:84895400 r8:8506c8ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.121487][ T32] r4:8506c880 [ 1327.121507][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.121552][ T32] r10:00000000 r9:8506c880 r8:80287e08 r7:e05d1e60 r6:8506c900 r5:84895400 [ 1327.121574][ T32] r4:00000001 [ 1327.121604][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.121643][ T32] Exception stack(0xe05d5fb0 to 0xe05d5ff8) [ 1327.121701][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.121742][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.121782][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.121817][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.121842][ T32] r4:850490c0 [ 1327.122270][ T32] INFO: task kworker/0:209:3743 is blocked on a mutex likely owned by task kworker/0:208:3739. ** 2 printk messages dropped ** [ 1327.122443][ T32] Call trace: ** 1 printk messages dropped ** [ 1327.122657][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 ** 5 printk messages dropped ** [ 1327.122869][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff ** 4 printk messages dropped ** [ 1327.123148][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 ** 11 printk messages dropped ** [ 1327.123683][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1327.124150][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) ** 3 printk messages dropped ** [ 1327.124261][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1327.124582][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1327.124823][ T32] r4:84896c00 ** 2 printk messages dropped ** [ 1327.125120][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.125171][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.125216][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05dde08 [ 1327.125239][ T32] r4:00000000 [ 1327.125276][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1327.125380][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1327.125422][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.125463][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85054d00 [ 1327.125486][ T32] r4:00000000 [ 1327.125506][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.125550][ T32] r9:83018005 r8:84896c00 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1327.125573][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.125640][ T32] r5:00001000 r4:e0071000 [ 1327.125674][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.125726][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.125771][ T32] r5:850f038c r4:850f0000 [ 1327.125791][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.125851][ T32] r7:dddced80 r6:83018000 r5:850f038c r4:8506c980 [ 1327.125907][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.125978][ T32] r10:61c88647 r9:84896c00 r8:8506c9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.126009][ T32] r4:8506c980 [ 1327.126054][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.126141][ T32] r10:00000000 r9:8506c980 r8:80287e08 r7:e05d1e60 r6:8506ca00 r5:84896c00 [ 1327.126170][ T32] r4:00000001 [ 1327.126215][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.126296][ T32] Exception stack(0xe05ddfb0 to 0xe05ddff8) [ 1327.126378][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.126446][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.126522][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.126604][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.126659][ T32] r4:85049e00 [ 1327.127175][ T32] INFO: task kworker/0:210:3744 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1327.127298][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.127447][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.127581][ T32] Call trace: [ 1327.127649][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.127752][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1327.127825][ T32] r4:00000000 [ 1327.127889][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.127975][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1327.128048][ T32] 9d20: 86504000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1327.128129][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1327.128201][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1327.128254][ T32] r5:80000013 r4:80239bb0 [ 1327.128301][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.128387][ T32] r4:82ac21e4 [ 1327.128551][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.164491][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1327.164636][ T32] r4:e05d9dc0 [ 1327.164696][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.164868][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1327.165013][ T32] r4:00000000 [ 1327.165040][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.165094][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1327.165116][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.165161][ T32] r5:00001000 r4:eb0cb000 [ 1327.165182][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.165242][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.165290][ T32] r5:8597c38c r4:8597c000 [ 1327.165324][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.165462][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1327.165501][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.165619][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.165702][ T32] r4:8506c780 [ 1327.165748][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.165826][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1327.165853][ T32] r4:00000001 [ 1327.165899][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.165948][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1327.165979][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.166092][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.166123][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.166155][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.166188][ T32] r4:8506bc80 [ 1327.166216][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.166246][ T32] INFO: task kworker/0:211:3747 blocked for more than 453 seconds. [ 1327.166278][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.166304][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.166354][ T32] task:kworker/0:211 state:D stack:0 pid:3747 tgid:3747 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.166424][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.166471][ T32] Call trace: [ 1327.166563][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1327.166643][ T32] r10:8291a684 r9:e05e5d84 r8:00000002 r7:60000013 r6:e05e5d8c r5:85028000 [ 1327.166699][ T32] r4:85028000 [ 1327.166727][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1327.166818][ T32] r5:85028000 r4:8291a680 [ 1327.166841][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.166883][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1327.167221][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1327.167617][ T32] r5:850f0f8c r4:850f0c00 [ 1327.167642][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1327.167711][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 12 printk messages dropped ** [ 1327.171636][ T32] INFO: task kworker/0:211:3747 is blocked on a mutex likely owned by task kworker/0:208:3739. ** 10 printk messages dropped ** [ 1327.172875][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff ** 5 printk messages dropped ** [ 1327.173346][ T32] r4:e05d9dc0 ** 6 printk messages dropped ** [ 1327.173903][ T32] r5:00001000 r4:eb0cb000 ** 6 printk messages dropped ** [ 1327.174445][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1327.175264][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1327.175877][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1327.176602][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05e1e08 ** 5 printk messages dropped ** [ 1327.177059][ T32] r4:00000000 [ 1327.177107][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.177195][ T32] r9:83018005 r8:85028c00 r7:00000000 r6:83018000 r5:00001000 r4:7f089000 [ 1327.177241][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.177345][ T32] r5:00001000 r4:e03cc000 [ 1327.177511][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.177597][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.177681][ T32] r5:850f0b8c r4:850f0800 [ 1327.177806][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.177929][ T32] r7:dddced80 r6:83018000 r5:850f0b8c r4:8506cb80 [ 1327.178002][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.178122][ T32] r10:61c88647 r9:85028c00 r8:8506cbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.178173][ T32] r4:8506cb80 [ 1327.178214][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.178303][ T32] r10:00000000 r9:8506cb80 r8:80287e08 r7:e05e5e60 r6:8506cc00 r5:85028c00 [ 1327.178368][ T32] r4:00000001 [ 1327.178565][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.201741][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1327.201850][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.201886][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.201916][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.201948][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.202011][ T32] r4:850802c0 [ 1327.202496][ T32] INFO: task kworker/0:212:3749 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1327.202538][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.202715][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.202915][ T32] Call trace: [ 1327.203114][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.203190][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1327.203217][ T32] r4:00000000 [ 1327.203237][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.203361][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1327.203407][ T32] 9d20: 86c40000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1327.203440][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1327.203466][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1327.203562][ T32] r5:80000013 r4:80239bb0 [ 1327.203631][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.203679][ T32] r4:82ac21e4 [ 1327.203761][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.203808][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1327.203861][ T32] r4:e05d9dc0 [ 1327.204471][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.204595][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1327.204648][ T32] r4:00000000 [ 1327.204696][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.204799][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 ** 6 printk messages dropped ** [ 1327.205341][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 ** 7 printk messages dropped ** [ 1327.205669][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) ** 9 printk messages dropped ** [ 1327.206342][ T32] task:kworker/0:213 state:D stack:0 pid:3750 tgid:3750 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1327.207397][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05ede08 ** 2 printk messages dropped ** [ 1327.207506][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1327.207542][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.207685][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850807c0 [ 1327.207759][ T32] r4:00000000 [ 1327.207785][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.207829][ T32] r9:83018005 r8:85029800 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [ 1327.207852][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.207916][ T32] r5:00001000 r4:df9cd000 [ 1327.207939][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.207980][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.208057][ T32] r5:850f138c r4:850f1000 [ 1327.208107][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.208157][ T32] r7:dddced80 r6:83018000 r5:850f138c r4:8506cc80 [ 1327.208218][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.208267][ T32] r10:61c88647 r9:85029800 r8:8506ccac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.208292][ T32] r4:8506cc80 [ 1327.208385][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.208509][ T32] r10:00000000 r9:8506cc80 r8:80287e08 r7:e05e5e60 r6:8506cd00 r5:85029800 [ 1327.231791][ T32] r4:00000001 [ 1327.231882][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.231997][ T32] Exception stack(0xe05edfb0 to 0xe05edff8) [ 1327.232066][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.232146][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.232204][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.232263][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.232331][ T32] r4:850804c0 [ 1327.233032][ T32] INFO: task kworker/0:213:3750 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1327.233127][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.233341][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.233492][ T32] Call trace: [ 1327.233599][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.233718][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1327.233772][ T32] r4:00000000 [ 1327.233816][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.233899][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1327.233956][ T32] 9d20: 86eaa000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1327.234029][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1327.234086][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1327.234159][ T32] r5:80000013 r4:80239bb0 [ 1327.234239][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.234337][ T32] r4:82ac21e4 [ 1327.234384][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.234490][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1327.234576][ T32] r4:e05d9dc0 [ 1327.234613][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.234715][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1327.234781][ T32] r4:00000000 [ 1327.234807][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.234857][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1327.234882][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.234926][ T32] r5:00001000 r4:eb0cb000 [ 1327.234947][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.234988][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.235068][ T32] r5:8597c38c r4:8597c000 [ 1327.235197][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.235250][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1327.235274][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.235322][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.235347][ T32] r4:8506c780 [ 1327.235368][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.235413][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1327.235492][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1327.235555][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) ** 3 printk messages dropped ** [ 1327.235674][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 5 printk messages dropped ** [ 1327.236159][ T32] task:kworker/0:214 state:D stack:0 pid:3753 tgid:3753 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1327.236762][ T32] r4:8502a400 ** 3 printk messages dropped ** [ 1327.236980][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1327.237541][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1327.237744][ T32] r5:850f178c r4:850f1400 [ 1327.237794][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.237853][ T32] r7:dddced80 r6:83018000 r5:850f178c r4:8506cd80 [ 1327.237967][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.238034][ T32] r10:61c88647 r9:8502a400 r8:8506cdac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.238086][ T32] r4:8506cd80 [ 1327.238137][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.238309][ T32] r10:00000000 r9:8506cd80 r8:80287e08 r7:e05ede60 r6:8506ce00 r5:8502a400 [ 1327.238338][ T32] r4:00000001 [ 1327.238360][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.238397][ T32] Exception stack(0xe05e9fb0 to 0xe05e9ff8) [ 1327.238425][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.259281][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.259534][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.259655][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.259772][ T32] r4:85080640 [ 1327.260571][ T32] INFO: task kworker/0:214:3753 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1327.260660][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.260817][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.260988][ T32] Call trace: [ 1327.261067][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.261193][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1327.261262][ T32] r4:00000000 [ 1327.261427][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.261548][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1327.261622][ T32] 9d20: 86ef8000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1327.261686][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1327.261748][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1327.261813][ T32] r5:80000013 r4:80239bb0 [ 1327.261883][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.261979][ T32] r4:82ac21e4 [ 1327.262058][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.262156][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1327.262207][ T32] r4:e05d9dc0 [ 1327.262254][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.262345][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1327.262424][ T32] r4:00000000 [ 1327.262481][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.262584][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1327.262656][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.262780][ T32] r5:00001000 r4:eb0cb000 [ 1327.262836][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.262950][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.263055][ T32] r5:8597c38c r4:8597c000 [ 1327.263126][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.263256][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1327.263328][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.263445][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.263503][ T32] r4:8506c780 [ 1327.263576][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.263684][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1327.263761][ T32] r4:00000001 [ 1327.263831][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.263921][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1327.263986][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.264063][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.264146][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.264219][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.264276][ T32] r4:8506bc80 [ 1327.264333][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.264422][ T32] INFO: task kworker/0:215:3755 blocked for more than 453 seconds. [ 1327.264509][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.264571][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.264622][ T32] task:kworker/0:215 state:D stack:0 pid:3755 tgid:3755 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.264769][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.264869][ T32] Call trace: [ 1327.264958][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1327.265071][ T32] r10:8291a684 r9:e05f5d84 r8:00000002 r7:60000013 r6:e05f5d8c r5:8502b000 [ 1327.265141][ T32] r4:8502b000 [ 1327.265209][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1327.265302][ T32] r5:8502b000 r4:8291a680 [ 1327.265350][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.265437][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.265529][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05f5e08 [ 1327.265600][ T32] r4:00000000 [ 1327.265663][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1327.265745][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1327.265825][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.265914][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85080a80 [ 1327.265966][ T32] r4:00000000 [ 1327.266028][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.266128][ T32] r9:83018005 r8:8502b000 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [ 1327.266202][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.266363][ T32] r5:00001000 r4:dfa41000 [ 1327.266422][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.266663][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.266818][ T32] r5:850f1b8c r4:850f1800 [ 1327.266889][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.267028][ T32] r7:dddced80 r6:83018000 r5:850f1b8c r4:8506ce80 [ 1327.267098][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.267229][ T32] r10:61c88647 r9:8502b000 r8:8506ceac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.267294][ T32] r4:8506ce80 [ 1327.267359][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.267485][ T32] r10:00000000 r9:8506ce80 r8:80287e08 r7:e05e9e60 r6:8506cf00 r5:8502b000 [ 1327.267556][ T32] r4:00000001 [ 1327.267652][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.267771][ T32] Exception stack(0xe05f5fb0 to 0xe05f5ff8) [ 1327.267847][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.267914][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.268007][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.268107][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.268166][ T32] r4:850806c0 [ 1327.300667][ T32] INFO: task kworker/0:215:3755 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1327.300950][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.301343][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.301574][ T32] Call trace: [ 1327.301655][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.301789][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1327.301869][ T32] r4:00000000 [ 1327.301933][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.302062][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1327.302150][ T32] 9d20: 8722d000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1327.302230][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1327.302299][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1327.302359][ T32] r5:80000013 r4:80239bb0 [ 1327.302432][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.302536][ T32] r4:82ac21e4 [ 1327.302586][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.302686][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1327.302795][ T32] r4:e05d9dc0 [ 1327.302849][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.302961][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1327.303024][ T32] r4:00000000 [ 1327.303087][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.303191][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1327.303257][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.303373][ T32] r5:00001000 r4:eb0cb000 [ 1327.303426][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.303526][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.303625][ T32] r5:8597c38c r4:8597c000 [ 1327.303673][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.303775][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1327.303848][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.303956][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.304014][ T32] r4:8506c780 [ 1327.304075][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.304181][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1327.304251][ T32] r4:00000001 [ 1327.304317][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.304404][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1327.304479][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.304551][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.304612][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.304695][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.304811][ T32] r4:8506bc80 [ 1327.304879][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.304957][ T32] INFO: task kworker/0:216:3757 blocked for more than 453 seconds. [ 1327.305043][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.305400][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.305462][ T32] task:kworker/0:216 state:D stack:0 pid:3757 tgid:3757 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.305560][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.305648][ T32] Call trace: [ 1327.305953][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1327.306072][ T32] r10:8291a684 r9:e05f9d84 r8:00000002 r7:60000113 r6:e05f9d8c r5:8502bc00 [ 1327.306129][ T32] r4:8502bc00 [ 1327.306177][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1327.306266][ T32] r5:8502bc00 r4:8291a680 [ 1327.306375][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.306470][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.306565][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05f9e08 [ 1327.306620][ T32] r4:00000000 [ 1327.306682][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1327.306857][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1327.306941][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.307061][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85080d40 [ 1327.307120][ T32] r4:00000000 [ 1327.307165][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.307262][ T32] r9:83018005 r8:8502bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [ 1327.307313][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.307402][ T32] r5:00001000 r4:dfab1000 [ 1327.307464][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.307561][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.307665][ T32] r5:850f238c r4:850f2000 [ 1327.307726][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.307830][ T32] r7:dddced80 r6:83018000 r5:850f238c r4:8506cf80 [ 1327.307895][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.308012][ T32] r10:61c88647 r9:8502bc00 r8:8506cfac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.308066][ T32] r4:8506cf80 [ 1327.308110][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.308208][ T32] r10:00000000 r9:8506cf80 r8:80287e08 r7:e05f5e60 r6:85089000 r5:8502bc00 [ 1327.308299][ T32] r4:00000001 [ 1327.308350][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.308619][ T32] Exception stack(0xe05f9fb0 to 0xe05f9ff8) [ 1327.331797][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.331898][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.331931][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.332025][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.332056][ T32] r4:85080900 [ 1327.332495][ T32] INFO: task kworker/0:216:3757 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1327.332555][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.332676][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.332826][ T32] Call trace: [ 1327.332888][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.332975][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1327.333042][ T32] r4:00000000 [ 1327.333074][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.333119][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1327.333147][ T32] 9d20: 87603000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1327.333176][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1327.333222][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1327.333250][ T32] r5:80000013 r4:80239bb0 [ 1327.333273][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.333316][ T32] r4:82ac21e4 [ 1327.333358][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.333405][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1327.333429][ T32] r4:e05d9dc0 [ 1327.333448][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.333489][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1327.333510][ T32] r4:00000000 [ 1327.333600][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.333673][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1327.333769][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.333859][ T32] r5:00001000 r4:eb0cb000 [ 1327.333931][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.333981][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.334026][ T32] r5:8597c38c r4:8597c000 [ 1327.334056][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.334138][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1327.334186][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.334264][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.334322][ T32] r4:8506c780 [ 1327.334349][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.334403][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1327.334425][ T32] r4:00000001 [ 1327.334444][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.334562][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1327.334602][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.334631][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.334682][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.334721][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.334845][ T32] r4:8506bc80 [ 1327.334949][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.335141][ T32] INFO: task kworker/0:217:3759 blocked for more than 453 seconds. [ 1327.335215][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.335250][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.335316][ T32] task:kworker/0:217 state:D stack:0 pid:3759 tgid:3759 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.335398][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.335467][ T32] Call trace: [ 1327.335523][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1327.335575][ T32] r10:8291a684 r9:e05fdd84 r8:00000002 r7:60000113 r6:e05fdd8c r5:8502c800 [ 1327.335617][ T32] r4:8502c800 [ 1327.335642][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1327.335735][ T32] r5:8502c800 r4:8291a680 [ 1327.335765][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1327.335919][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05fde08 ** 12 printk messages dropped ** [ 1327.336671][ T32] r5:850f1f8c r4:850f1c00 ** 3 printk messages dropped ** [ 1327.336895][ T32] r10:61c88647 r9:8502c800 r8:850890ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1327.337367][ T32] r4:85080a00 ** 5 printk messages dropped ** [ 1327.338000][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 ** 6 printk messages dropped ** [ 1327.338290][ T32] r5:80000013 r4:80239bb0 [ 1327.338358][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.338403][ T32] r4:82ac21e4 [ 1327.338424][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.338526][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1327.345919][ T32] r4:e05d9dc0 [ 1327.345978][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.346087][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1327.346121][ T32] r4:00000000 [ 1327.346144][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.346235][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1327.346263][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.346353][ T32] r5:00001000 r4:eb0cb000 [ 1327.346403][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.346466][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.346522][ T32] r5:8597c38c r4:8597c000 [ 1327.346546][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.346594][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1327.346615][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.346662][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.346684][ T32] r4:8506c780 [ 1327.346704][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.346798][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1327.346825][ T32] r4:00000001 [ 1327.346892][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.346936][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1327.346973][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.347017][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.347054][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.347104][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.347134][ T32] r4:8506bc80 [ 1327.347159][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.347189][ T32] INFO: task kworker/0:218:3761 blocked for more than 453 seconds. [ 1327.347244][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.347274][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.347327][ T32] task:kworker/0:218 state:D stack:0 pid:3761 tgid:3761 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.347391][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.347436][ T32] Call trace: [ 1327.347468][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1327.347518][ T32] r10:8291a684 r9:e0601d84 r8:00000002 r7:60000013 r6:e0601d8c r5:8502d400 [ 1327.347541][ T32] r4:8502d400 [ 1327.347561][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1327.347603][ T32] r5:8502d400 r4:8291a680 [ 1327.347623][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.347663][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.347715][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0601e08 [ 1327.347746][ T32] r4:00000000 [ 1327.347766][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1327.347824][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1327.347863][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.347927][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85080f00 [ 1327.347953][ T32] r4:00000000 [ 1327.347978][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.348022][ T32] r9:83018005 r8:8502d400 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 [ 1327.348065][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.348112][ T32] r5:00001000 r4:dfb05000 [ 1327.348133][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.348192][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.348239][ T32] r5:850f278c r4:850f2400 [ 1327.348272][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.348319][ T32] r7:dddced80 r6:83018000 r5:850f278c r4:85089180 [ 1327.348340][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.348408][ T32] r10:61c88647 r9:8502d400 r8:850891ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.348491][ T32] r4:85089180 [ 1327.362599][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.362867][ T32] r10:00000000 r9:85089180 r8:80287e08 r7:e05f9e60 r6:85089200 r5:8502d400 [ 1327.362918][ T32] r4:00000001 [ 1327.362947][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.362999][ T32] Exception stack(0xe0601fb0 to 0xe0601ff8) [ 1327.363043][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.363083][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.363120][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.363162][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.363192][ T32] r4:85080bc0 [ 1327.363820][ T32] INFO: task kworker/0:218:3761 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1327.363875][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1327.364571][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) ** 10 printk messages dropped ** [ 1327.365146][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1327.365170][ T32] r4:00000000 [ 1327.365246][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.365298][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1327.365347][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.365394][ T32] r5:00001000 r4:eb0cb000 [ 1327.365446][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.365491][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.365537][ T32] r5:8597c38c r4:8597c000 [ 1327.365558][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1327.365808][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 ** 13 printk messages dropped ** [ 1327.366431][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1327.366965][ T32] r5:8502e000 r4:8291a680 ** 5 printk messages dropped ** [ 1327.367571][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1327.367960][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1327.368266][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.368389][ T32] r10:61c88647 r9:8502e000 r8:850892ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.368419][ T32] r4:85089280 [ 1327.368438][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.390082][ T32] r10:00000000 r9:85089280 r8:80287e08 r7:e0601e60 r6:85089300 r5:8502e000 [ 1327.390179][ T32] r4:00000001 [ 1327.390204][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.390269][ T32] Exception stack(0xe0605fb0 to 0xe0605ff8) [ 1327.390301][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.390374][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.390415][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.390445][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.390483][ T32] r4:85080d80 [ 1327.390986][ T32] INFO: task kworker/0:219:3763 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1327.391029][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.391102][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.391173][ T32] Call trace: [ 1327.391261][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.391343][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1327.391391][ T32] r4:00000000 [ 1327.391437][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 7 printk messages dropped ** [ 1327.391835][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 16 printk messages dropped ** [ 1327.392613][ T32] r4:8506c780 ** 9 printk messages dropped ** [ 1327.393100][ T32] r4:8506bc80 ** 8 printk messages dropped ** [ 1327.393589][ T32] r10:8291a684 r9:e0609d84 r8:00000002 r7:60000113 r6:e0609d8c r5:8502ec00 ** 9 printk messages dropped ** [ 1327.393951][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1327.394431][ T32] r5:850f338c r4:850f3000 ** 3 printk messages dropped ** [ 1327.394640][ T32] r10:61c88647 r9:8502ec00 r8:850893ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1327.395211][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.395262][ T32] r4:85093040 [ 1327.395607][ T32] INFO: task kworker/0:220:3765 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1327.395646][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.395806][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.395881][ T32] Call trace: [ 1327.395917][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.395983][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1327.396012][ T32] r4:00000000 [ 1327.396043][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.396090][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1327.396128][ T32] 9d20: 87a85000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1327.396162][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1327.396188][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1327.396220][ T32] r5:80000013 r4:80239bb0 [ 1327.396245][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.396290][ T32] r4:82ac21e4 [ 1327.396334][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.396381][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1327.396434][ T32] r4:e05d9dc0 [ 1327.396472][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.396522][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1327.396544][ T32] r4:00000000 [ 1327.396563][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.396623][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1327.396671][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.396760][ T32] r5:00001000 r4:eb0cb000 [ 1327.396801][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.396846][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.396909][ T32] r5:8597c38c r4:8597c000 [ 1327.396957][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.397014][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1327.397075][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.397131][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1327.397589][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 15 printk messages dropped ** [ 1327.398343][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1327.416690][ T32] r5:850f2f8c r4:850f2c00 ** 3 printk messages dropped ** [ 1327.416866][ T32] r10:61c88647 r9:84890000 r8:850894ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1327.417104][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.417157][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.417193][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.417222][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.417244][ T32] r4:85093240 [ 1327.417758][ T32] INFO: task kworker/0:221:3767 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1327.417799][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.417872][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.417946][ T32] Call trace: [ 1327.418000][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.418056][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1327.418111][ T32] r4:00000000 [ 1327.418136][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.418177][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1327.418205][ T32] 9d20: 8811f000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1327.418259][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1327.418296][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1327.418324][ T32] r5:80000013 r4:80239bb0 [ 1327.418367][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.418414][ T32] r4:82ac21e4 [ 1327.418457][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.427126][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1327.427212][ T32] r4:e05d9dc0 [ 1327.427241][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.427339][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1327.427389][ T32] r4:00000000 [ 1327.427434][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.427485][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1327.427507][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.427572][ T32] r5:00001000 r4:eb0cb000 [ 1327.427623][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.427673][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.427731][ T32] r5:8597c38c r4:8597c000 [ 1327.427762][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.427811][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 ** 4 printk messages dropped ** [ 1327.427997][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 ** 13 printk messages dropped ** [ 1327.441548][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1327.442221][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1327.442719][ T32] r5:850f378c r4:850f3400 ** 2 printk messages dropped ** [ 1327.442870][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 13 printk messages dropped ** [ 1327.443944][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 23 printk messages dropped ** [ 1327.445060][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 14 printk messages dropped ** [ 1327.445772][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1327.446021][ T32] task:kworker/0:223 state:D stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.446105][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.446158][ T32] Call trace: [ 1327.446236][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1327.446309][ T32] r10:8291a684 r9:e05f1d84 r8:00000002 r7:60000013 r6:e05f1d8c r5:84ab0c00 [ 1327.446335][ T32] r4:84ab0c00 [ 1327.446357][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1327.446422][ T32] r5:84ab0c00 r4:8291a680 [ 1327.446451][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.446491][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.446533][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05f1e08 [ 1327.446578][ T32] r4:00000000 [ 1327.446628][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1327.446668][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1327.446702][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.446777][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85093800 [ 1327.446831][ T32] r4:00000000 [ 1327.446872][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1327.447208][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1327.447394][ T32] r10:61c88647 r9:84ab0c00 r8:850896ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 11 printk messages dropped ** [ 1327.448160][ T32] INFO: task kworker/0:223:3771 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1327.448204][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.448314][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.448379][ T32] Call trace: [ 1327.448554][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.459959][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1327.460018][ T32] r4:00000000 [ 1327.460064][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.460127][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1327.460160][ T32] 9d20: 88691000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1327.460189][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1327.460236][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1327.460265][ T32] r5:80000013 r4:80239bb0 [ 1327.460286][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.460328][ T32] r4:82ac21e4 [ 1327.460348][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.460389][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1327.460411][ T32] r4:e05d9dc0 [ 1327.460430][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.460493][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 ** 8 printk messages dropped ** [ 1327.460993][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 12 printk messages dropped ** [ 1327.461674][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 13 printk messages dropped ** [ 1327.462232][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1327.462658][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850936c0 ** 7 printk messages dropped ** [ 1327.463062][ T32] r5:850f3b8c r4:850f3800 [ 1327.463084][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.463128][ T32] r7:dddced80 r6:83018000 r5:850f3b8c r4:85089780 ** 1 printk messages dropped ** [ 1327.463193][ T32] r10:61c88647 r9:84bb0c00 r8:850897ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1327.463589][ T32] r4:85093600 ** 5 printk messages dropped ** [ 1327.464386][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1327.464423][ T32] r4:00000000 [ 1327.464446][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.464517][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1327.464562][ T32] 9d20: 88691000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1327.464643][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1327.464674][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1327.464723][ T32] r5:80000013 r4:80239bb0 [ 1327.464754][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.464799][ T32] r4:82ac21e4 [ 1327.464820][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.464883][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1327.464910][ T32] r4:e05d9dc0 [ 1327.464930][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.465002][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1327.465029][ T32] r4:00000000 [ 1327.465049][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.465117][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1327.465142][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.465187][ T32] r5:00001000 r4:eb0cb000 [ 1327.465207][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.465314][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.465362][ T32] r5:8597c38c r4:8597c000 [ 1327.465382][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.465427][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1327.465448][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.465493][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.465515][ T32] r4:8506c780 [ 1327.465534][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 4 printk messages dropped ** [ 1327.465697][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 13 printk messages dropped ** [ 1327.466337][ T32] r4:84bb6000 ** 5 printk messages dropped ** [ 1327.466559][ T32] r4:00000000 [ 1327.466578][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1327.466612][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1327.466646][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.466685][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85093940 [ 1327.466707][ T32] r4:00000000 [ 1327.466726][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.466799][ T32] r9:83018005 r8:84bb6000 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 [ 1327.466821][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.466886][ T32] r5:00001000 r4:dfd83000 [ 1327.466914][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.466955][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.467036][ T32] r5:850fc38c r4:850fc000 [ 1327.467091][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.467143][ T32] r7:dddced80 r6:83018000 r5:850fc38c r4:85089800 [ 1327.467164][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.467209][ T32] r10:61c88647 r9:84bb6000 r8:8508982c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.467267][ T32] r4:85089800 [ 1327.467311][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.467359][ T32] r10:00000000 r9:85089800 r8:80287e08 r7:e05f1e60 r6:8506a180 r5:84bb6000 [ 1327.467382][ T32] r4:00000001 [ 1327.467422][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.467480][ T32] Exception stack(0xe0625fb0 to 0xe0625ff8) [ 1327.467510][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.467540][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.467566][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.467594][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.467637][ T32] r4:85093680 [ 1327.467923][ T32] INFO: task kworker/0:225:3775 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1327.467957][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1327.468395][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 ** 12 printk messages dropped ** [ 1327.489371][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1327.489866][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1327.490047][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1327.490565][ T32] r10:8291a684 r9:e062dd84 r8:00000002 r7:60000013 r6:e062dd8c r5:84bb6c00 ** 10 printk messages dropped ** [ 1327.491137][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85087040 ** 6 printk messages dropped ** [ 1327.491468][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1327.491988][ T32] Exception stack(0xe062dfb0 to 0xe062dff8) ** 13 printk messages dropped ** [ 1327.493096][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) ** 7 printk messages dropped ** [ 1327.493463][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 ** 16 printk messages dropped ** [ 1327.494138][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.494188][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1327.494226][ T32] r4:00000001 [ 1327.494249][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.494300][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1327.494362][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.494418][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.494467][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.494499][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.494541][ T32] r4:8506bc80 [ 1327.494565][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.494590][ T32] INFO: task kworker/0:227:3778 blocked for more than 454 seconds. [ 1327.494618][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.494642][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.494662][ T32] task:kworker/0:227 state:D stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.494706][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.494829][ T32] Call trace: [ 1327.494895][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1327.494950][ T32] r10:8291a684 r9:e0635d84 r8:00000002 r7:60000013 r6:e0635d8c r5:84bb3c00 [ 1327.494996][ T32] r4:84bb3c00 [ 1327.495021][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1327.495065][ T32] r5:84bb3c00 r4:8291a680 [ 1327.495107][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.495168][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.495214][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0635e08 [ 1327.495260][ T32] r4:00000000 [ 1327.495287][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1327.495323][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1327.495378][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.495425][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85093ac0 [ 1327.495447][ T32] r4:00000000 [ 1327.495467][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.495533][ T32] r9:83018005 r8:84bb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1327.495586][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.495658][ T32] r5:00001000 r4:dfda7000 [ 1327.495686][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.495725][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.495794][ T32] r5:850fc78c r4:850fc400 [ 1327.495841][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.495916][ T32] r7:dddced80 r6:83018000 r5:850fc78c r4:85089900 [ 1327.495943][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.495990][ T32] r10:61c88647 r9:84bb3c00 r8:8508992c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.496012][ T32] r4:85089900 [ 1327.496046][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.496115][ T32] r10:00000000 r9:85089900 r8:80287e08 r7:e062de60 r6:8506a280 r5:84bb3c00 [ 1327.496141][ T32] r4:00000001 [ 1327.496171][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.496236][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1327.496271][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.496300][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.496349][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.496407][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.496441][ T32] r4:850937c0 [ 1327.496787][ T32] INFO: task kworker/0:227:3778 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1327.496863][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.496992][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1327.497171][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1327.497399][ T32] r5:80000013 r4:80239bb0 ** 6 printk messages dropped ** [ 1327.497714][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 ** 5 printk messages dropped ** [ 1327.498033][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1327.498177][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 ** 4 printk messages dropped ** [ 1327.498410][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 ** 9 printk messages dropped ** [ 1327.532172][ T32] INFO: task kworker/1:106:3782 blocked for more than 454 seconds. ** 9 printk messages dropped ** [ 1327.532729][ T32] r5:84bb4800 r4:8291a680 ** 5 printk messages dropped ** [ 1327.532962][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1327.533210][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1327.533291][ T32] r5:844a8f8c r4:844a8c00 [ 1327.533326][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.533399][ T32] r7:ddde2d80 r6:83018200 r5:844a8f8c r4:8506a300 [ 1327.533430][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.533478][ T32] r10:61c88647 r9:84bb4800 r8:8506a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.533510][ T32] r4:8506a300 [ 1327.533534][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.533581][ T32] r10:00000000 r9:8506a300 r8:80287e08 r7:e0435e60 r6:8506a380 r5:84bb4800 [ 1327.533604][ T32] r4:00000001 [ 1327.533622][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.533682][ T32] Exception stack(0xe0615fb0 to 0xe0615ff8) [ 1327.533713][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.533746][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.533795][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.533827][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.533849][ T32] r4:8509f100 [ 1327.534278][ T32] INFO: task kworker/1:106:3782 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1327.534313][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.534397][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.534442][ T32] Call trace: [ 1327.534497][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.534547][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1327.534571][ T32] r4:00000000 [ 1327.534618][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.534705][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1327.534764][ T32] 9d20: 893ca000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1327.534827][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1327.534890][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1327.534940][ T32] r5:80000013 r4:80239bb0 [ 1327.534969][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.535019][ T32] r4:82ac21e4 [ 1327.535040][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.535104][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1327.535133][ T32] r4:e05d9dc0 [ 1327.535154][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.535196][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1327.535228][ T32] r4:00000000 [ 1327.535283][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.535343][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1327.535370][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.535413][ T32] r5:00001000 r4:eb0cb000 [ 1327.535484][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.535528][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.535570][ T32] r5:8597c38c r4:8597c000 [ 1327.535589][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.535635][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1327.535665][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.535756][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.535785][ T32] r4:8506c780 [ 1327.535809][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.535901][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1327.535928][ T32] r4:00000001 [ 1327.535947][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.535984][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1327.536011][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.536041][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.536100][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.536141][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.536164][ T32] r4:8506bc80 ** 4 printk messages dropped ** [ 1327.536381][ T32] task:kworker/1:107 state:D stack:0 pid:3785 tgid:3785 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1327.536905][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0639e08 ** 10 printk messages dropped ** [ 1327.537334][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.537377][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1327.537880][ T32] Exception stack(0xe0639fb0 to 0xe0639ff8) ** 7 printk messages dropped ** [ 1327.553347][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.553434][ T32] Call trace: [ 1327.553495][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.553575][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1327.553610][ T32] r4:00000000 [ 1327.553633][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.553700][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1327.553771][ T32] 9d20: 89579000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1327.553806][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1327.553853][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1327.553882][ T32] r5:80000013 r4:80239bb0 [ 1327.553905][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.553960][ T32] r4:82ac21e4 [ 1327.553985][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.554027][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1327.554049][ T32] r4:e05d9dc0 [ 1327.554069][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.554111][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1327.554133][ T32] r4:00000000 [ 1327.554152][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.554248][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1327.554275][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.554319][ T32] r5:00001000 r4:eb0cb000 [ 1327.554360][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.554425][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.554481][ T32] r5:8597c38c r4:8597c000 [ 1327.554524][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.554582][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1327.554604][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.554651][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.554673][ T32] r4:8506c780 [ 1327.554703][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.554777][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1327.554801][ T32] r4:00000001 [ 1327.554822][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.554858][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1327.554885][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.554938][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.555002][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.555035][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.555058][ T32] r4:8506bc80 [ 1327.555115][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.555188][ T32] INFO: task kworker/0:228:3787 blocked for more than 454 seconds. [ 1327.555227][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.555253][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.555275][ T32] task:kworker/0:228 state:D stack:0 pid:3787 tgid:3787 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.555321][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.555400][ T32] Call trace: [ 1327.555434][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1327.555482][ T32] r10:8291a684 r9:e0629d84 r8:00000002 r7:60000013 r6:e0629d8c r5:8496c800 [ 1327.555504][ T32] r4:8496c800 [ 1327.555524][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1327.555582][ T32] r5:8496c800 r4:8291a680 [ 1327.555608][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.555649][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.555690][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0629e08 [ 1327.555712][ T32] r4:00000000 [ 1327.555761][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1327.555801][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1327.555847][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.555891][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85093e40 [ 1327.555913][ T32] r4:00000000 [ 1327.555932][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.555994][ T32] r9:83018005 r8:8496c800 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [ 1327.556031][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1327.556135][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.556197][ T32] r5:850fcb8c r4:850fc800 [ 1327.556268][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.556317][ T32] r7:dddced80 r6:83018000 r5:850fcb8c r4:85089980 ** 1 printk messages dropped ** [ 1327.556383][ T32] r10:61c88647 r9:8496c800 r8:850899ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1327.556480][ T32] r10:00000000 r9:85089980 r8:80287e08 r7:e062de60 r6:8506a500 r5:8496c800 ** 5 printk messages dropped ** [ 1327.556683][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1327.557258][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1327.557771][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) ** 2 printk messages dropped ** [ 1327.557905][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff ** 4 printk messages dropped ** [ 1327.558127][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 ** 3 printk messages dropped ** [ 1327.558269][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1327.558422][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1327.575129][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1327.575278][ T32] r4:00000001 [ 1327.575298][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.575337][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1327.575368][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.575397][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.575445][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.575478][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.575502][ T32] r4:8506bc80 [ 1327.575525][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.575555][ T32] INFO: task kworker/1:108:3789 blocked for more than 454 seconds. [ 1327.575607][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.575648][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.575671][ T32] task:kworker/1:108 state:D stack:0 pid:3789 tgid:3789 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.575727][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.575780][ T32] Call trace: [ 1327.575810][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1327.575859][ T32] r10:8291a684 r9:e063dd84 r8:00000002 r7:60000113 r6:e063dd8c r5:8496ec00 [ 1327.575882][ T32] r4:8496ec00 [ 1327.575901][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1327.575966][ T32] r5:8496ec00 r4:8291a680 [ 1327.575992][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.576032][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.576073][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e063de08 [ 1327.576095][ T32] r4:00000000 [ 1327.576114][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1327.576178][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1327.576239][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.576295][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509f7c0 [ 1327.576321][ T32] r4:00000000 [ 1327.576362][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.576445][ T32] r9:83018205 r8:8496ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1327.576496][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.576544][ T32] r5:00001000 r4:e0495000 [ 1327.576564][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.576603][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.576654][ T32] r5:844aa78c r4:844aa400 [ 1327.576678][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.576734][ T32] r7:ddde2d80 r6:83018200 r5:844aa78c r4:8506a580 [ 1327.576787][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.576846][ T32] r10:61c88647 r9:8496ec00 r8:8506a5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.576868][ T32] r4:8506a580 [ 1327.576887][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.576932][ T32] r10:00000000 r9:8506a580 r8:80287e08 r7:e0435e60 r6:8506a600 r5:8496ec00 [ 1327.576966][ T32] r4:00000001 [ 1327.577017][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.577057][ T32] Exception stack(0xe063dfb0 to 0xe063dff8) [ 1327.577084][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.577147][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.577185][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.577235][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.577282][ T32] r4:8509f440 [ 1327.577713][ T32] INFO: task kworker/1:108:3789 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1327.577753][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.577838][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.577882][ T32] Call trace: [ 1327.577942][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.577995][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1327.578019][ T32] r4:00000000 [ 1327.578060][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.578103][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1327.578132][ T32] 9d20: 8993c000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1327.578160][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1327.578185][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1327.578207][ T32] r5:80000013 r4:80239bb0 [ 1327.578227][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.578266][ T32] r4:82ac21e4 [ 1327.578307][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.578370][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1327.578398][ T32] r4:e05d9dc0 ** 1 printk messages dropped ** [ 1327.578460][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 ** 9 printk messages dropped ** [ 1327.589238][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 ** 7 printk messages dropped ** [ 1327.589528][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) ** 4 printk messages dropped ** [ 1327.589744][ T32] r4:8506bc80 ** 5 printk messages dropped ** [ 1327.590008][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1327.590171][ T32] r4:8496e000 ** 3 printk messages dropped ** [ 1327.590336][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1327.590406][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1327.590513][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1327.590955][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1327.591286][ T32] r10:61c88647 r9:8496e000 r8:85089a2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1327.591748][ T32] r4:85093e80 ** 5 printk messages dropped ** [ 1327.592546][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 ** 11 printk messages dropped ** [ 1327.593018][ T32] r4:e05d9dc0 ** 3 printk messages dropped ** [ 1327.593180][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.593230][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1327.593253][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.593315][ T32] r5:00001000 r4:eb0cb000 [ 1327.593344][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.593386][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.593427][ T32] r5:8597c38c r4:8597c000 [ 1327.593466][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.593516][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1327.593538][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.593584][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.593605][ T32] r4:8506c780 [ 1327.593644][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.593694][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1327.593764][ T32] r4:00000001 [ 1327.593788][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.593845][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1327.593877][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.593906][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.593932][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.593969][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.593994][ T32] r4:8506bc80 [ 1327.594014][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.594078][ T32] INFO: task kworker/1:109:3792 blocked for more than 454 seconds. [ 1327.594111][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.594136][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.594156][ T32] task:kworker/1:109 state:D stack:0 pid:3792 tgid:3792 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.594199][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.594239][ T32] Call trace: [ 1327.594288][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1327.594338][ T32] r10:8291a684 r9:e0641d84 r8:00000002 r7:60000113 r6:e0641d8c r5:85010000 [ 1327.594363][ T32] r4:85010000 [ 1327.594406][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1327.594452][ T32] r5:85010000 r4:8291a680 [ 1327.594472][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.594531][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.594662][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0641e08 [ 1327.594688][ T32] r4:00000000 [ 1327.594722][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1327.594775][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1327.594835][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.594907][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509fa40 [ 1327.594961][ T32] r4:00000000 [ 1327.595028][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.595076][ T32] r9:83018205 r8:85010000 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 [ 1327.595107][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.595181][ T32] r5:00001000 r4:e053f000 [ 1327.595230][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.595275][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.595337][ T32] r5:84bdc78c r4:84bdc400 [ 1327.595363][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.595410][ T32] r7:ddde2d80 r6:83018200 r5:84bdc78c r4:8506a700 [ 1327.595430][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.595521][ T32] r10:61c88647 r9:85010000 r8:8506a72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.595547][ T32] r4:8506a700 [ 1327.595567][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.595612][ T32] r10:00000000 r9:8506a700 r8:80287e08 r7:e0435e60 r6:8506a780 r5:85010000 [ 1327.595633][ T32] r4:00000001 [ 1327.595675][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.595713][ T32] Exception stack(0xe0641fb0 to 0xe0641ff8) [ 1327.595748][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.595777][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.595803][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.595832][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.595853][ T32] r4:8509f800 [ 1327.596114][ T32] INFO: task kworker/1:109:3792 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1327.596147][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.596201][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.596242][ T32] Call trace: [ 1327.596271][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.596320][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1327.596363][ T32] r4:00000000 [ 1327.596394][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.596434][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1327.596462][ T32] 9d20: 89c6d000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1327.596537][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1327.596566][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1327.596592][ T32] r5:80000013 r4:80239bb0 [ 1327.596611][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.596651][ T32] r4:82ac21e4 [ 1327.596683][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.596756][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1327.596783][ T32] r4:e05d9dc0 [ 1327.596804][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.596846][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1327.596888][ T32] r4:00000000 [ 1327.596915][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.597012][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1327.597051][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.597119][ T32] r5:00001000 r4:eb0cb000 [ 1327.597150][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.597191][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.597232][ T32] r5:8597c38c r4:8597c000 [ 1327.597344][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.597401][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1327.597424][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.597471][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.597504][ T32] r4:8506c780 [ 1327.597548][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.597623][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1327.597649][ T32] r4:00000001 [ 1327.597701][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.597750][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1327.597804][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.597841][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.597867][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.597895][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.597919][ T32] r4:8506bc80 [ 1327.597939][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.597985][ T32] INFO: task kworker/1:110:3795 blocked for more than 454 seconds. [ 1327.598017][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.598041][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.598084][ T32] task:kworker/1:110 state:D stack:0 pid:3795 tgid:3795 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.598157][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.598211][ T32] Call trace: [ 1327.598244][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1327.598290][ T32] r10:8291a684 r9:e064dd84 r8:00000002 r7:60000113 r6:e064dd8c r5:85010c00 [ 1327.598323][ T32] r4:85010c00 [ 1327.598348][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1327.598410][ T32] r5:85010c00 r4:8291a680 [ 1327.598455][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.598574][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.621367][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e064de08 [ 1327.621419][ T32] r4:00000000 [ 1327.621460][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1327.621580][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1327.621638][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.621756][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509fbc0 [ 1327.621800][ T32] r4:00000000 [ 1327.621848][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.621906][ T32] r9:83018205 r8:85010c00 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [ 1327.621930][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.621977][ T32] r5:00001000 r4:e055f000 [ 1327.621998][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.622061][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.622136][ T32] r5:84bdcb8c r4:84bdc800 [ 1327.622167][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.622281][ T32] r7:ddde2d80 r6:83018200 r5:84bdcb8c r4:8506a800 [ 1327.622309][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.622378][ T32] r10:61c88647 r9:85010c00 r8:8506a82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.622426][ T32] r4:8506a800 [ 1327.622459][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.622510][ T32] r10:00000000 r9:8506a800 r8:80287e08 r7:e0641e60 r6:8506a880 r5:85010c00 [ 1327.622533][ T32] r4:00000001 [ 1327.622552][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.622613][ T32] Exception stack(0xe064dfb0 to 0xe064dff8) [ 1327.622682][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.622715][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.622802][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.622836][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.622859][ T32] r4:8509f840 [ 1327.623315][ T32] INFO: task kworker/1:110:3795 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1327.623356][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.623476][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.623525][ T32] Call trace: [ 1327.623601][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.623687][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1327.623747][ T32] r4:00000000 [ 1327.623782][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.623825][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1327.623854][ T32] 9d20: 8a0cd000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1327.623883][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1327.623907][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1327.623955][ T32] r5:80000013 r4:80239bb0 [ 1327.623987][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.624029][ T32] r4:82ac21e4 [ 1327.624071][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.624143][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1327.624207][ T32] r4:e05d9dc0 [ 1327.624241][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.624310][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1327.624358][ T32] r4:00000000 [ 1327.624410][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.624486][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1327.624560][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.624609][ T32] r5:00001000 r4:eb0cb000 [ 1327.624632][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.624672][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.624763][ T32] r5:8597c38c r4:8597c000 [ 1327.624812][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.624887][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1327.624940][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.624990][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.625014][ T32] r4:8506c780 [ 1327.625033][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.625089][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1327.625114][ T32] r4:00000001 [ 1327.625154][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.625195][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1327.625222][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.625271][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.625301][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.625329][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.625351][ T32] r4:8506bc80 [ 1327.625372][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.625429][ T32] INFO: task kworker/1:111:3796 blocked for more than 454 seconds. [ 1327.625467][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.625514][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.625539][ T32] task:kworker/1:111 state:D stack:0 pid:3796 tgid:3796 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.625617][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.625681][ T32] Call trace: [ 1327.625740][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1327.625818][ T32] r10:8291a684 r9:e0651d84 r8:00000002 r7:60000113 r6:e0651d8c r5:85011800 [ 1327.625850][ T32] r4:85011800 [ 1327.625891][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1327.625944][ T32] r5:85011800 r4:8291a680 [ 1327.625964][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.626004][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.626046][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0651e08 [ 1327.626067][ T32] r4:00000000 [ 1327.626106][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1327.626186][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1327.626224][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.626265][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850961c0 [ 1327.626303][ T32] r4:00000000 [ 1327.626326][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.626389][ T32] r9:83018205 r8:85011800 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1327.626438][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.626505][ T32] r5:00001000 r4:e0039000 [ 1327.626528][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.626568][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.626619][ T32] r5:84bddf8c r4:84bddc00 [ 1327.626642][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.626690][ T32] r7:ddde2d80 r6:83018200 r5:84bddf8c r4:8506a900 [ 1327.626712][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.626793][ T32] r10:61c88647 r9:85011800 r8:8506a92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.626846][ T32] r4:8506a900 [ 1327.626873][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.626918][ T32] r10:00000000 r9:8506a900 r8:80287e08 r7:e064de60 r6:8506a980 r5:85011800 [ 1327.626943][ T32] r4:00000001 [ 1327.626985][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.627032][ T32] Exception stack(0xe0651fb0 to 0xe0651ff8) [ 1327.627083][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.627120][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.627148][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.627180][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.627201][ T32] r4:8509f9c0 [ 1327.627510][ T32] INFO: task kworker/1:111:3796 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1327.627601][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.627710][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.627766][ T32] Call trace: [ 1327.627823][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.627877][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1327.627945][ T32] r4:00000000 [ 1327.627969][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.628014][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1327.628044][ T32] 9d20: 8a0cd000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1327.628073][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1327.628098][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1327.628121][ T32] r5:80000013 r4:80239bb0 [ 1327.628141][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.628180][ T32] r4:82ac21e4 [ 1327.628210][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.628265][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1327.628297][ T32] r4:e05d9dc0 [ 1327.628335][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.628385][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1327.628408][ T32] r4:00000000 [ 1327.628430][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.628621][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1327.648983][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.649096][ T32] r5:00001000 r4:eb0cb000 [ 1327.649149][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.649197][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.649254][ T32] r5:8597c38c r4:8597c000 [ 1327.649300][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.649363][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1327.649417][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.649475][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.649514][ T32] r4:8506c780 [ 1327.649539][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.649611][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1327.649643][ T32] r4:00000001 [ 1327.649663][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.649701][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1327.649733][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.649772][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.649798][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.649850][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.649877][ T32] r4:8506bc80 [ 1327.649901][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.649931][ T32] INFO: task kworker/1:112:3798 blocked for more than 454 seconds. [ 1327.649974][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.650011][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.650034][ T32] task:kworker/1:112 state:D stack:0 pid:3798 tgid:3798 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.650114][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.650164][ T32] Call trace: [ 1327.650218][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1327.650278][ T32] r10:8291a684 r9:e0655d84 r8:00000002 r7:60000113 r6:e0655d8c r5:85012400 [ 1327.650301][ T32] r4:85012400 [ 1327.650343][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1327.650391][ T32] r5:85012400 r4:8291a680 [ 1327.650412][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.650451][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.650491][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0655e08 [ 1327.650535][ T32] r4:00000000 [ 1327.650558][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1327.650606][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1327.650647][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.650689][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509fd40 [ 1327.650711][ T32] r4:00000000 [ 1327.650730][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.650817][ T32] r9:83018205 r8:85012400 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [ 1327.650850][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.650904][ T32] r5:00001000 r4:e0577000 [ 1327.650929][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.650979][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.651045][ T32] r5:84bdcf8c r4:84bdcc00 [ 1327.651068][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.651113][ T32] r7:ddde2d80 r6:83018200 r5:84bdcf8c r4:8506aa00 [ 1327.651148][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.651254][ T32] r10:61c88647 r9:85012400 r8:8506aa2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.651289][ T32] r4:8506aa00 [ 1327.651309][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.651384][ T32] r10:00000000 r9:8506aa00 r8:80287e08 r7:e0651e60 r6:8506aa80 r5:85012400 [ 1327.651431][ T32] r4:00000001 [ 1327.651461][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.651521][ T32] Exception stack(0xe0655fb0 to 0xe0655ff8) [ 1327.651583][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.651637][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.651674][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.651703][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.651725][ T32] r4:8509fc80 [ 1327.652169][ T32] INFO: task kworker/1:112:3798 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1327.652205][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.652263][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.652308][ T32] Call trace: [ 1327.652360][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.652415][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1327.652460][ T32] r4:00000000 [ 1327.652506][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.652549][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1327.652595][ T32] 9d20: 8a50c000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1327.652664][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1327.652693][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1327.652755][ T32] r5:80000013 r4:80239bb0 [ 1327.652783][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.652955][ T32] r4:82ac21e4 [ 1327.653045][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.653093][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1327.653159][ T32] r4:e05d9dc0 [ 1327.653192][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.653252][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1327.653277][ T32] r4:00000000 [ 1327.653297][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.653371][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1327.653481][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.653584][ T32] r5:00001000 r4:eb0cb000 [ 1327.653690][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.653758][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.653958][ T32] r5:8597c38c r4:8597c000 [ 1327.654003][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.654056][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1327.654081][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.654144][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.654169][ T32] r4:8506c780 [ 1327.654245][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.654295][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1327.654318][ T32] r4:00000001 [ 1327.654359][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.654404][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1327.654431][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.654459][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.654518][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.654556][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.654578][ T32] r4:8506bc80 [ 1327.654600][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.654624][ T32] INFO: task kworker/1:113:3800 blocked for more than 454 seconds. [ 1327.654689][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.654717][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.654770][ T32] task:kworker/1:113 state:D stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.654830][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.654875][ T32] Call trace: [ 1327.654906][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1327.654953][ T32] r10:8291a684 r9:e0659d84 r8:00000002 r7:60000013 r6:e0659d8c r5:85013c00 [ 1327.654975][ T32] r4:85013c00 [ 1327.655040][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1327.655094][ T32] r5:85013c00 r4:8291a680 [ 1327.655159][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.655211][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.655279][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0659e08 [ 1327.655307][ T32] r4:00000000 [ 1327.655336][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1327.655396][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1327.655461][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.655521][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85096fc0 [ 1327.655586][ T32] r4:00000000 [ 1327.655632][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.655682][ T32] r9:83018205 r8:85013c00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1327.655704][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.655774][ T32] r5:00001000 r4:e0001000 [ 1327.655803][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.655844][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.655906][ T32] r5:84bdd78c r4:84bdd400 [ 1327.656006][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.656061][ T32] r7:ddde2d80 r6:83018200 r5:84bdd78c r4:8506ab00 [ 1327.656083][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.656130][ T32] r10:61c88647 r9:85013c00 r8:8506ab2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.656175][ T32] r4:8506ab00 [ 1327.656207][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.656253][ T32] r10:00000000 r9:8506ab00 r8:80287e08 r7:e0651e60 r6:8506ab80 r5:85013c00 [ 1327.656275][ T32] r4:00000001 [ 1327.656293][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.656327][ T32] Exception stack(0xe0659fb0 to 0xe0659ff8) [ 1327.656353][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.656395][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.656425][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.656453][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 2 printk messages dropped ** [ 1327.656851][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1327.657173][ T32] 9d20: 8a50c000 e0047000 00000001 80239b98 7f07d000 00000001 ** 3 printk messages dropped ** [ 1327.657334][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 6 printk messages dropped ** [ 1327.657695][ T32] r4:00000000 [ 1327.657744][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.657814][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1327.657865][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.657915][ T32] r5:00001000 r4:eb0cb000 [ 1327.657958][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.658261][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.658388][ T32] r5:8597c38c r4:8597c000 [ 1327.658411][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.658550][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1327.689034][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.689153][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.689205][ T32] r4:8506c780 [ 1327.689257][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.689319][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1327.689343][ T32] r4:00000001 [ 1327.689362][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.689400][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1327.689429][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.689481][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.689560][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.689592][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.689636][ T32] r4:8506bc80 [ 1327.689713][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.689795][ T32] INFO: task kworker/0:230:3803 blocked for more than 454 seconds. [ 1327.689872][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.689989][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.690026][ T32] task:kworker/0:230 state:D stack:0 pid:3803 tgid:3803 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.690091][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.690162][ T32] Call trace: [ 1327.690197][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1327.690249][ T32] r10:8291a684 r9:e0671d84 r8:00000002 r7:60000013 r6:e0671d8c r5:85014800 [ 1327.690271][ T32] r4:85014800 [ 1327.690312][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1327.690358][ T32] r5:85014800 r4:8291a680 [ 1327.690379][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.690441][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.690520][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0671e08 [ 1327.690551][ T32] r4:00000000 [ 1327.690571][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1327.690605][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1327.690642][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.690681][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85087400 [ 1327.690704][ T32] r4:00000000 [ 1327.690733][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1327.691062][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1327.691393][ T32] r10:61c88647 r9:85014800 r8:85089aac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1327.691785][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1327.692892][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1327.693233][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1327.693545][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1327.693836][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1327.694038][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.694081][ T32] r4:8506c780 [ 1327.694126][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.694180][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1327.694223][ T32] r4:00000001 [ 1327.694246][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.694282][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1327.694329][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.694362][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.694389][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.694417][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.694439][ T32] r4:8506bc80 [ 1327.694501][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.694550][ T32] INFO: task kworker/0:231:3805 blocked for more than 454 seconds. [ 1327.694613][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.694643][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.694665][ T32] task:kworker/0:231 state:D stack:0 pid:3805 tgid:3805 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.694803][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.694902][ T32] Call trace: [ 1327.694993][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1327.695066][ T32] r10:8291a684 r9:e0679d84 r8:00000002 r7:60000013 r6:e0679d8c r5:85016000 [ 1327.695115][ T32] r4:85016000 [ 1327.695139][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1327.695183][ T32] r5:85016000 r4:8291a680 [ 1327.695203][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.695240][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.695292][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0679e08 [ 1327.695317][ T32] r4:00000000 [ 1327.695380][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1327.695438][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1327.695497][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.695541][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85087a80 [ 1327.695563][ T32] r4:00000000 [ 1327.695583][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.695626][ T32] r9:83018005 r8:85016000 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 1327.695647][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.695730][ T32] r5:00001000 r4:dfc53000 [ 1327.695755][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.695794][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.695834][ T32] r5:850feb8c r4:850fe800 [ 1327.695875][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.695924][ T32] r7:dddced80 r6:83018000 r5:850feb8c r4:85089b00 [ 1327.695945][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.695995][ T32] r10:61c88647 r9:85016000 r8:85089b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.696053][ T32] r4:85089b00 [ 1327.696076][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.696143][ T32] r10:00000000 r9:85089b00 r8:80287e08 r7:e0671e60 r6:8506ac80 r5:85016000 [ 1327.696190][ T32] r4:00000001 [ 1327.696212][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.696249][ T32] Exception stack(0xe0679fb0 to 0xe0679ff8) [ 1327.696296][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.696328][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.696356][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.696407][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.696431][ T32] r4:85087200 [ 1327.696786][ T32] INFO: task kworker/0:231:3805 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1327.696849][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.697005][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.697053][ T32] Call trace: [ 1327.697130][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.697184][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1327.697208][ T32] r4:00000000 [ 1327.697270][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.697315][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1327.697343][ T32] 9d20: 8ac42000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1327.697393][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1327.697445][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1327.697472][ T32] r5:80000013 r4:80239bb0 [ 1327.697492][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.697534][ T32] r4:82ac21e4 [ 1327.697554][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.697594][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1327.697616][ T32] r4:e05d9dc0 [ 1327.697678][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.697750][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1327.697797][ T32] r4:00000000 [ 1327.697841][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.697934][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1327.697982][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.698047][ T32] r5:00001000 r4:eb0cb000 [ 1327.698136][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.698186][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.698229][ T32] r5:8597c38c r4:8597c000 [ 1327.698250][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.698295][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1327.698315][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.698361][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.698382][ T32] r4:8506c780 [ 1327.698431][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.721940][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1327.722261][ T32] r4:00000001 [ 1327.722329][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.722408][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1327.722451][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.722487][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.722552][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.722591][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.722619][ T32] r4:8506bc80 [ 1327.722650][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.722688][ T32] INFO: task kworker/0:232:3806 blocked for more than 454 seconds. [ 1327.722801][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.722869][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.722920][ T32] task:kworker/0:232 state:D stack:0 pid:3806 tgid:3806 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.723170][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.723273][ T32] Call trace: [ 1327.723339][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) ** 5 printk messages dropped ** [ 1327.723705][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1327.724120][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1327.724360][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1327.724576][ T32] r10:61c88647 r9:85016c00 r8:85089bac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1327.724891][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1327.725649][ T32] Call trace: ** 4 printk messages dropped ** [ 1327.725952][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) ** 1 printk messages dropped ** [ 1327.726014][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 ** 5 printk messages dropped ** [ 1327.726269][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 ** 3 printk messages dropped ** [ 1327.726482][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1327.726698][ T32] r5:00001000 r4:eb0cb000 ** 4 printk messages dropped ** [ 1327.727025][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 ** 14 printk messages dropped ** [ 1327.727732][ T32] INFO: task kworker/0:233:3808 blocked for more than 454 seconds. ** 6 printk messages dropped ** [ 1327.728256][ T32] r10:8291a684 r9:e0685d84 r8:00000002 r7:60000113 r6:e0685d8c r5:85015400 ** 9 printk messages dropped ** [ 1327.742323][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.742375][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850876c0 [ 1327.742405][ T32] r4:00000000 [ 1327.742428][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.742532][ T32] r9:83018005 r8:85015400 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1327.742600][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.742651][ T32] r5:00001000 r4:dfb9b000 [ 1327.742674][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.742731][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.742824][ T32] r5:850fdf8c r4:850fdc00 [ 1327.742846][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.742894][ T32] r7:dddced80 r6:83018000 r5:850fdf8c r4:85089c00 [ 1327.742928][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.742983][ T32] r10:61c88647 r9:85015400 r8:85089c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.743007][ T32] r4:85089c00 [ 1327.743042][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.743093][ T32] r10:00000000 r9:85089c00 r8:80287e08 r7:e0679e60 r6:8506ad80 r5:85015400 [ 1327.743156][ T32] r4:00000001 [ 1327.743190][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.743261][ T32] Exception stack(0xe0685fb0 to 0xe0685ff8) [ 1327.743296][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.743336][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.743366][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.743405][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.743430][ T32] r4:850873c0 [ 1327.743898][ T32] INFO: task kworker/0:233:3808 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1327.743960][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.744093][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.744149][ T32] Call trace: [ 1327.744182][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.744234][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1327.744312][ T32] r4:00000000 [ 1327.744368][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.744439][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1327.744472][ T32] 9d20: 8b0fa000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1327.744530][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1327.744566][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1327.744624][ T32] r5:80000013 r4:80239bb0 [ 1327.744648][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.744691][ T32] r4:82ac21e4 [ 1327.744713][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.744767][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1327.744790][ T32] r4:e05d9dc0 [ 1327.744837][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.744932][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1327.744959][ T32] r4:00000000 [ 1327.744983][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.745058][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1327.745133][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.745239][ T32] r5:00001000 r4:eb0cb000 [ 1327.745263][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.745343][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.745392][ T32] r5:8597c38c r4:8597c000 [ 1327.745413][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.745461][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1327.745483][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1327.745705][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 ** 7 printk messages dropped ** [ 1327.746076][ T32] r4:8506bc80 ** 5 printk messages dropped ** [ 1327.746372][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1327.746849][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1327.747267][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1327.747493][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1327.747698][ T32] r7:dddced80 r6:83018000 r5:850fe38c r4:85089c80 ** 3 printk messages dropped ** [ 1327.747848][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.747892][ T32] r10:00000000 r9:85089c80 r8:80287e08 r7:e0679e60 r6:8506ae00 r5:84bb8c00 [ 1327.747914][ T32] r4:00000001 [ 1327.748040][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.748080][ T32] Exception stack(0xe068dfb0 to 0xe068dff8) [ 1327.748134][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.748167][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.748253][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.748516][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.768281][ T32] r4:850874c0 [ 1327.769350][ T32] INFO: task kworker/0:234:3810 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1327.769463][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.769601][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.769729][ T32] Call trace: [ 1327.769772][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.769865][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1327.769921][ T32] r4:00000000 [ 1327.769946][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.770016][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1327.770051][ T32] 9d20: 8b4d2000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1327.770082][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1327.770195][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1327.770296][ T32] r5:80000013 r4:80239bb0 [ 1327.770321][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.770366][ T32] r4:82ac21e4 [ 1327.770386][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.770427][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1327.770449][ T32] r4:e05d9dc0 [ 1327.770468][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.770567][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1327.770594][ T32] r4:00000000 [ 1327.770614][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.770663][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1327.770728][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.770955][ T32] r5:00001000 r4:eb0cb000 [ 1327.770994][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.771036][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.771107][ T32] r5:8597c38c r4:8597c000 [ 1327.771133][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.771217][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1327.771266][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.771361][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1327.771547][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1327.771869][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1327.772275][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1327.772845][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 11 printk messages dropped ** [ 1327.773455][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.773495][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1327.773844][ T32] r7:dddced80 r6:83018000 r5:850fe78c r4:85089d00 ** 1 printk messages dropped ** [ 1327.774023][ T32] r10:61c88647 r9:84bba400 r8:85089d2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1327.774132][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1327.774469][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1327.775204][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1327.775945][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 ** 7 printk messages dropped ** [ 1327.776271][ T32] r5:00001000 r4:eb0cb000 ** 6 printk messages dropped ** [ 1327.776775][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1327.777226][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.777263][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.777286][ T32] r4:8506bc80 [ 1327.777308][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.777359][ T32] INFO: task kworker/0:236:3815 blocked for more than 454 seconds. [ 1327.777394][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.777460][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.777490][ T32] task:kworker/0:236 state:D stack:0 pid:3815 tgid:3815 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.777540][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.777655][ T32] Call trace: [ 1327.777860][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1327.777927][ T32] r10:8291a684 r9:e069dd84 r8:00000002 r7:60000113 r6:e069dd8c r5:84bbb000 [ 1327.777982][ T32] r4:84bbb000 [ 1327.778022][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1327.778117][ T32] r5:84bbb000 r4:8291a680 [ 1327.778142][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.778188][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.778233][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e069de08 [ 1327.778256][ T32] r4:00000000 [ 1327.778275][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1327.778369][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1327.778412][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.778493][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85087bc0 [ 1327.778532][ T32] r4:00000000 [ 1327.778678][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.805101][ T32] r9:83018005 r8:84bbb000 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 [ 1327.805155][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.805256][ T32] r5:00001000 r4:dfc7f000 [ 1327.805284][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.805350][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.805399][ T32] r5:850fef8c r4:850fec00 [ 1327.805463][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.805520][ T32] r7:dddced80 r6:83018000 r5:850fef8c r4:85089d80 [ 1327.805542][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.805623][ T32] r10:61c88647 r9:84bbb000 r8:85089dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.805651][ T32] r4:85089d80 [ 1327.805672][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.805819][ T32] r10:00000000 r9:85089d80 r8:80287e08 r7:e0679e60 r6:8506af00 r5:84bbb000 [ 1327.805848][ T32] r4:00000001 [ 1327.805869][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.805910][ T32] Exception stack(0xe069dfb0 to 0xe069dff8) [ 1327.805998][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.806107][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.806195][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.806231][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.806254][ T32] r4:85087880 [ 1327.806700][ T32] INFO: task kworker/0:236:3815 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1327.806772][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.807095][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.807150][ T32] Call trace: [ 1327.807183][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.807237][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1327.807350][ T32] r4:00000000 [ 1327.807454][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.807500][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1327.807529][ T32] 9d20: 8b78a000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1327.807587][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1327.807616][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1327.807686][ T32] r5:80000013 r4:80239bb0 [ 1327.807711][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 3 printk messages dropped ** [ 1327.807854][ T32] r4:e05d9dc0 ** 5 printk messages dropped ** [ 1327.808100][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1327.823064][ T32] r4:8506c780 ** 3 printk messages dropped ** [ 1327.823300][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1327.823677][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 8 printk messages dropped ** [ 1327.824173][ T32] r5:84bbbc00 r4:8291a680 ** 2 printk messages dropped ** [ 1327.824290][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06a1e08 ** 4 printk messages dropped ** [ 1327.824524][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84867480 [ 1327.824617][ T32] r4:00000000 [ 1327.824641][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.824689][ T32] r9:83018005 r8:84bbbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 [ 1327.824711][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.824765][ T32] r5:00001000 r4:dff7d000 [ 1327.824844][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.824918][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.824966][ T32] r5:850ffb8c r4:850ff800 [ 1327.824987][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.825033][ T32] r7:dddced80 r6:83018000 r5:850ffb8c r4:85089e00 [ 1327.825054][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.825100][ T32] r10:61c88647 r9:84bbbc00 r8:85089e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.825123][ T32] r4:85089e00 [ 1327.825141][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.825184][ T32] r10:00000000 r9:85089e00 r8:80287e08 r7:e069de60 r6:8506af80 r5:84bbbc00 [ 1327.825211][ T32] r4:00000001 [ 1327.825248][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.825298][ T32] Exception stack(0xe06a1fb0 to 0xe06a1ff8) [ 1327.825330][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.825359][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.825388][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.825416][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.825440][ T32] r4:85087880 [ 1327.825884][ T32] INFO: task kworker/0:237:3816 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1327.825939][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.826124][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.826219][ T32] Call trace: [ 1327.826290][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.826343][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1327.826394][ T32] r4:00000000 [ 1327.826419][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.826513][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1327.826702][ T32] 9d20: 8ba93000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1327.826809][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1327.826842][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1327.826870][ T32] r5:80000013 r4:80239bb0 [ 1327.826954][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.827003][ T32] r4:82ac21e4 [ 1327.827025][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.827066][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1327.827089][ T32] r4:e05d9dc0 [ 1327.827174][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.827220][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1327.827243][ T32] r4:00000000 [ 1327.827264][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.827312][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1327.827333][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.827401][ T32] r5:00001000 r4:eb0cb000 [ 1327.827482][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.827575][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.827622][ T32] r5:8597c38c r4:8597c000 [ 1327.827644][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.827759][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1327.827873][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.827978][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.828037][ T32] r4:8506c780 [ 1327.828060][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.828111][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1327.828135][ T32] r4:00000001 [ 1327.828243][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.828283][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1327.828495][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.838523][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.839357][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.839405][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.839458][ T32] r4:8506bc80 [ 1327.839489][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.839522][ T32] INFO: task kworker/0:238:3818 blocked for more than 454 seconds. [ 1327.839558][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 5 printk messages dropped ** [ 1327.839883][ T32] r10:8291a684 r9:e0691d84 r8:00000002 r7:60000013 r6:e0691d8c r5:84ab2400 ** 9 printk messages dropped ** [ 1327.840412][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1327.840664][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.840705][ T32] r5:850ff38c r4:850ff000 ** 3 printk messages dropped ** [ 1327.840974][ T32] r10:61c88647 r9:84ab2400 r8:85089eac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1327.841371][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1327.842366][ T32] Call trace: ** 4 printk messages dropped ** [ 1327.842765][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) ** 5 printk messages dropped ** [ 1327.843317][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1327.843850][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 ** 11 printk messages dropped ** [ 1327.844868][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1327.845632][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1327.846366][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1327.847191][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1327.848316][ T32] r5:00001000 r4:dfe99000 ** 1 printk messages dropped ** [ 1327.848499][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1327.890299][ T32] r10:61c88647 r9:84ab4800 r8:85089fac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1327.890951][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1327.892555][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) ** 5 printk messages dropped ** [ 1327.893120][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 1327.893273][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1327.893327][ T32] r4:e05d9dc0 [ 1327.893364][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.893515][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1327.893565][ T32] r4:00000000 [ 1327.893638][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.893763][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1327.893816][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.893904][ T32] r5:00001000 r4:eb0cb000 [ 1327.893983][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.894065][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.894154][ T32] r5:8597c38c r4:8597c000 [ 1327.894202][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.894294][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1327.894352][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.894538][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.894594][ T32] r4:8506c780 [ 1327.894658][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.894797][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1327.894867][ T32] r4:00000001 [ 1327.894919][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.894995][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1327.895062][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.895125][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.895185][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.895237][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.895361][ T32] r4:8506bc80 [ 1327.895450][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.895559][ T32] INFO: task kworker/0:240:3824 blocked for more than 454 seconds. [ 1327.895663][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.895761][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.895888][ T32] task:kworker/0:240 state:D stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.896011][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.896116][ T32] Call trace: [ 1327.896211][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1327.896313][ T32] r10:8291a684 r9:e06add84 r8:00000002 r7:60000013 r6:e06add8c r5:84bbd400 [ 1327.896367][ T32] r4:84bbd400 [ 1327.896407][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1327.896494][ T32] r5:84bbd400 r4:8291a680 [ 1327.896548][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.896627][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.896713][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06ade08 [ 1327.896775][ T32] r4:00000000 [ 1327.896816][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1327.896886][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1327.896959][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.897045][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85093f00 [ 1327.897088][ T32] r4:00000000 [ 1327.897230][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.897318][ T32] r9:83018005 r8:84bbd400 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 [ 1327.897369][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.897560][ T32] r5:00001000 r4:dffb7000 [ 1327.897616][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.897730][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.897830][ T32] r5:8510038c r4:85100000 [ 1327.897881][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 4 printk messages dropped ** [ 1327.898269][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1327.913477][ T32] r4:8509ff80 ** 6 printk messages dropped ** [ 1327.914973][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1327.915405][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff ** 7 printk messages dropped ** [ 1327.916027][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 ** 6 printk messages dropped ** [ 1327.916567][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1327.917338][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 10 printk messages dropped ** [ 1327.918073][ T32] task:kworker/0:241 state:D stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1327.943644][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1327.944691][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1327.944893][ T32] r7:dddced80 r6:83018000 r5:850fff8c r4:85099100 ** 4 printk messages dropped ** [ 1327.945513][ T32] r10:00000000 r9:85099100 r8:80287e08 r7:e06ade60 r6:850a2080 r5:84bbec00 ** 9 printk messages dropped ** [ 1327.947317][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1327.947965][ T32] r5:80000013 r4:80239bb0 ** 6 printk messages dropped ** [ 1327.948395][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 ** 6 printk messages dropped ** [ 1327.962700][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.962816][ T32] r5:8597c38c r4:8597c000 [ 1327.962841][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.962925][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1327.963054][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.963119][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.963173][ T32] r4:8506c780 [ 1327.963199][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.963256][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1327.963349][ T32] r4:00000001 [ 1327.963376][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.963419][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1327.963458][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.963488][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.963573][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.963635][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.963664][ T32] r4:8506bc80 [ 1327.963692][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.963748][ T32] INFO: task kworker/0:242:3828 blocked for more than 454 seconds. [ 1327.963786][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.963814][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.963836][ T32] task:kworker/0:242 state:D stack:0 pid:3828 tgid:3828 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.963948][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.964045][ T32] Call trace: [ 1327.964126][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1327.964215][ T32] r10:8291a684 r9:e06c1d84 r8:00000002 r7:60000113 r6:e06c1d8c r5:84bb8000 [ 1327.964273][ T32] r4:84bb8000 [ 1327.964296][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1327.964341][ T32] r5:84bb8000 r4:8291a680 [ 1327.964417][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.964463][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.964505][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06c1e08 [ 1327.964528][ T32] r4:00000000 [ 1327.964548][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1327.964595][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1327.964665][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.964738][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850a56c0 [ 1327.964770][ T32] r4:00000000 [ 1327.964872][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.964975][ T32] r9:83018005 r8:84bb8000 r7:00000000 r6:83018000 r5:00001000 r4:7f077000 [ 1327.965002][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.965087][ T32] r5:00001000 r4:e0073000 [ 1327.965122][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.965163][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.965208][ T32] r5:8510138c r4:85101000 [ 1327.965229][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.965276][ T32] r7:dddced80 r6:83018000 r5:8510138c r4:85099180 [ 1327.965327][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.965382][ T32] r10:61c88647 r9:84bb8000 r8:850991ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.965406][ T32] r4:85099180 [ 1327.965426][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.965472][ T32] r10:00000000 r9:85099180 r8:80287e08 r7:e06ade60 r6:850a2100 r5:84bb8000 [ 1327.965529][ T32] r4:00000001 [ 1327.965553][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.965615][ T32] Exception stack(0xe06c1fb0 to 0xe06c1ff8) [ 1327.965676][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.965710][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.965751][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.965781][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.965805][ T32] r4:850937c0 [ 1327.966289][ T32] INFO: task kworker/0:242:3828 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1327.966327][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.966426][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.966472][ T32] Call trace: [ 1327.966552][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.966649][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1327.966704][ T32] r4:00000000 [ 1327.966732][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.966830][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1327.966858][ T32] 9d20: 8ca10000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1327.966977][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 ** 9 printk messages dropped ** [ 1327.967646][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1327.967912][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1327.968346][ T32] r4:00000001 [ 1327.968374][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.968589][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1327.994479][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.994605][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.994662][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.994935][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.995058][ T32] r4:8506bc80 [ 1327.995117][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.995176][ T32] INFO: task kworker/0:243:3830 blocked for more than 454 seconds. [ 1327.995241][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.995295][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.995338][ T32] task:kworker/0:243 state:D stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.995505][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.995739][ T32] Call trace: [ 1327.995810][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1327.996069][ T32] r10:8291a684 r9:e06c5d84 r8:00000002 r7:60000013 r6:e06c5d8c r5:84bbe000 [ 1327.996301][ T32] r4:84bbe000 [ 1327.996349][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1327.996436][ T32] r5:84bbe000 r4:8291a680 [ 1327.996477][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.996621][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.996744][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06c5e08 [ 1327.996865][ T32] r4:00000000 [ 1327.997082][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1327.997151][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1327.997276][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.997396][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850a5040 [ 1327.997448][ T32] r4:00000000 [ 1327.997521][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.997614][ T32] r9:83018005 r8:84bbe000 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 [ 1327.997698][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.997845][ T32] r5:00001000 r4:dffd3000 [ 1327.997893][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.997979][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.998059][ T32] r5:8510078c r4:85100400 [ 1327.998138][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.998229][ T32] r7:dddced80 r6:83018000 r5:8510078c r4:85099200 [ 1327.998277][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.998369][ T32] r10:61c88647 r9:84bbe000 r8:8509922c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.998420][ T32] r4:85099200 [ 1327.998533][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.006488][ T32] r10:00000000 r9:85099200 r8:80287e08 r7:e06c1e60 r6:850a2180 r5:84bbe000 [ 1328.006568][ T32] r4:00000001 [ 1328.006616][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.006766][ T32] Exception stack(0xe06c5fb0 to 0xe06c5ff8) [ 1328.006873][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.006998][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.007059][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.007133][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.007206][ T32] r4:850a5100 [ 1328.007968][ T32] INFO: task kworker/0:243:3830 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1328.008046][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.008210][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.008337][ T32] Call trace: [ 1328.008415][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.009043][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1328.009098][ T32] r4:00000000 [ 1328.009121][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 2 printk messages dropped ** [ 1328.009321][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 ** 12 printk messages dropped ** [ 1328.010285][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1328.010818][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1328.010881][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.010978][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.011118][ T32] r4:8506c780 [ 1328.011170][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.011262][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1328.011350][ T32] r4:00000001 [ 1328.011572][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.011648][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1328.011713][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.011789][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.011851][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.011935][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.012077][ T32] r4:8506bc80 [ 1328.012136][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.012207][ T32] INFO: task kworker/0:244:3831 blocked for more than 454 seconds. [ 1328.012276][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.012335][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.012385][ T32] task:kworker/0:244 state:D stack:0 pid:3831 tgid:3831 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.012495][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.012586][ T32] Call trace: [ 1328.012693][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1328.012791][ T32] r10:8291a684 r9:e06c9d84 r8:00000002 r7:60000013 r6:e06c9d8c r5:84bbc800 [ 1328.012839][ T32] r4:84bbc800 [ 1328.012880][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1328.012992][ T32] r5:84bbc800 r4:8291a680 [ 1328.013082][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.013193][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.013316][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06c9e08 [ 1328.013369][ T32] r4:00000000 [ 1328.013405][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1328.013480][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1328.013550][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.013629][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850a54c0 [ 1328.013678][ T32] r4:00000000 [ 1328.013724][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.013811][ T32] r9:83018005 r8:84bbc800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1328.013865][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.013943][ T32] r5:00001000 r4:e004f000 [ 1328.013989][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.014063][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.014143][ T32] r5:85100b8c r4:85100800 [ 1328.014184][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1328.014424][ T32] r10:61c88647 r9:84bbc800 r8:850992ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1328.015227][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) ** 4 printk messages dropped ** [ 1328.015584][ T32] r4:850a5100 ** 5 printk messages dropped ** [ 1328.016873][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 ** 8 printk messages dropped ** [ 1328.017486][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1328.018221][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 ** 9 printk messages dropped ** [ 1328.054390][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 ** 5 printk messages dropped ** [ 1328.055463][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1328.055992][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1328.056995][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) ** 6 printk messages dropped ** [ 1328.058075][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06b9e08 ** 6 printk messages dropped ** [ 1328.058764][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1328.079754][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1328.079937][ T32] r10:61c88647 r9:84bb9800 r8:850a22ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1328.080246][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1328.081471][ T32] Call trace: [ 1328.081545][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.081697][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1328.081803][ T32] r4:00000000 [ 1328.081828][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.081902][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1328.082108][ T32] 9d20: 8db93000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1328.082208][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1328.082312][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1328.082340][ T32] r5:80000013 r4:80239bb0 [ 1328.082482][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.082536][ T32] r4:82ac21e4 [ 1328.082594][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.082641][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1328.082697][ T32] r4:e05d9dc0 [ 1328.082766][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.082834][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1328.082861][ T32] r4:00000000 [ 1328.082916][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.082968][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1328.082994][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.083130][ T32] r5:00001000 r4:eb0cb000 [ 1328.083229][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.083330][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.083427][ T32] r5:8597c38c r4:8597c000 [ 1328.083524][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.083576][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1328.083620][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.083938][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.083970][ T32] r4:8506c780 [ 1328.083994][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.084041][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1328.084127][ T32] r4:00000001 [ 1328.084232][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.084403][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1328.084434][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.084626][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.084684][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.084715][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.085271][ T32] r4:8506bc80 [ 1328.085619][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.085803][ T32] INFO: task kworker/1:115:3834 blocked for more than 454 seconds. [ 1328.085882][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.086019][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.086073][ T32] task:kworker/1:115 state:D stack:0 pid:3834 tgid:3834 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.086166][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.086427][ T32] Call trace: [ 1328.086500][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1328.086586][ T32] r10:8291a684 r9:e06a5d84 r8:00000002 r7:60000113 r6:e06a5d8c r5:85013000 [ 1328.086611][ T32] r4:85013000 [ 1328.086704][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1328.086856][ T32] r5:85013000 r4:8291a680 [ 1328.086962][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.087012][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.087054][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06a5e08 [ 1328.087076][ T32] r4:00000000 [ 1328.087096][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1328.087131][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1328.087165][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.087205][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851a7dc0 ** 5 printk messages dropped ** [ 1328.087484][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.087560][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1328.087807][ T32] r10:61c88647 r9:85013000 r8:850a23ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1328.109586][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1328.111672][ T32] Call trace: ** 5 printk messages dropped ** [ 1328.112570][ T32] 9d20: 8deec000 e0047000 00000001 80239b98 7f07d000 00000001 ** 9 printk messages dropped ** [ 1328.113336][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 ** 9 printk messages dropped ** [ 1328.114157][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 ** 7 printk messages dropped ** [ 1328.115213][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) ** 6 printk messages dropped ** [ 1328.115884][ T32] INFO: task kworker/1:116:3836 blocked for more than 454 seconds. ** 10 printk messages dropped ** [ 1328.117409][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1328.118054][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1328.118523][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.152263][ T32] r5:84bde78c r4:84bde400 [ 1328.152314][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.152390][ T32] r7:ddde2d80 r6:83018200 r5:84bde78c r4:850a2480 [ 1328.152413][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.152485][ T32] r10:61c88647 r9:849b8000 r8:850a24ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.152530][ T32] r4:850a2480 [ 1328.152556][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.152608][ T32] r10:00000000 r9:850a2480 r8:80287e08 r7:e06a5e60 r6:850a2500 r5:849b8000 [ 1328.152714][ T32] r4:00000001 [ 1328.152931][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.152976][ T32] Exception stack(0xe0661fb0 to 0xe0661ff8) [ 1328.153007][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.154057][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.154091][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.154361][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.154389][ T32] r4:850964c0 [ 1328.155066][ T32] INFO: task kworker/1:116:3836 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1328.155199][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.155449][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.155705][ T32] Call trace: [ 1328.155802][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.156138][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1328.156263][ T32] r4:00000000 [ 1328.156307][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.156356][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1328.156463][ T32] 9d20: 8e514000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1328.156499][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1328.156527][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1328.156551][ T32] r5:80000013 r4:80239bb0 [ 1328.156573][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.156822][ T32] r4:82ac21e4 [ 1328.156912][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.156982][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 ** 2 printk messages dropped ** [ 1328.157170][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 ** 11 printk messages dropped ** [ 1328.158511][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1328.181565][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1328.182019][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1328.182403][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1328.183031][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1328.183225][ T32] r7:dddced80 r6:83018000 r5:85100f8c r4:85099300 ** 4 printk messages dropped ** [ 1328.183389][ T32] r10:00000000 r9:85099300 r8:80287e08 r7:e06c1e60 r6:850a2580 r5:849ba400 ** 7 printk messages dropped ** [ 1328.183698][ T32] r4:850a53c0 ** 2 printk messages dropped ** [ 1328.184654][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1328.185159][ T32] 9d20: 8e78b000 e0047000 00000001 80239b98 7f07d000 00000001 ** 9 printk messages dropped ** [ 1328.185542][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 ** 11 printk messages dropped ** [ 1328.186035][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1328.186513][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1328.186855][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1328.187204][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1328.187482][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1328.187745][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.187789][ T32] r5:85101b8c r4:85101800 [ 1328.187809][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.187855][ T32] r7:dddced80 r6:83018000 r5:85101b8c r4:85099380 [ 1328.187892][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.188009][ T32] r10:61c88647 r9:849b9800 r8:850993ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.188145][ T32] r4:85099380 [ 1328.188245][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.188372][ T32] r10:00000000 r9:85099380 r8:80287e08 r7:e06c1e60 r6:850a2600 r5:849b9800 [ 1328.188449][ T32] r4:00000001 [ 1328.188555][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.211259][ T32] Exception stack(0xe06e1fb0 to 0xe06e1ff8) [ 1328.211324][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.211360][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.211461][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.211507][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.211532][ T32] r4:850a5440 [ 1328.211970][ T32] INFO: task kworker/0:246:3842 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1328.212056][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.212303][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.212544][ T32] Call trace: [ 1328.212591][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.212677][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1328.212763][ T32] r4:00000000 [ 1328.212797][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.212843][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1328.212875][ T32] 9d20: 8ecee000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1328.212931][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1328.213014][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1328.213043][ T32] r5:80000013 r4:80239bb0 [ 1328.213133][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.213290][ T32] r4:82ac21e4 [ 1328.213419][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.213471][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1328.213496][ T32] r4:e05d9dc0 [ 1328.213517][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.213612][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1328.213643][ T32] r4:00000000 [ 1328.213666][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.213844][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1328.213882][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.213930][ T32] r5:00001000 r4:eb0cb000 [ 1328.213951][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.214042][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.214097][ T32] r5:8597c38c r4:8597c000 [ 1328.214125][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.214184][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1328.214206][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.214286][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.214404][ T32] r4:8506c780 [ 1328.214655][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.214708][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1328.214761][ T32] r4:00000001 [ 1328.214887][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.214932][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1328.214983][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.215125][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.215247][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.215280][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.215693][ T32] r4:8506bc80 [ 1328.215928][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.216037][ T32] INFO: task kworker/0:247:3843 blocked for more than 454 seconds. [ 1328.216109][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.216160][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.216202][ T32] task:kworker/0:247 state:D stack:0 pid:3843 tgid:3843 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.216295][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.216379][ T32] Call trace: [ 1328.216439][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1328.216528][ T32] r10:8291a684 r9:e06e5d84 r8:00000002 r7:60000113 r6:e06e5d8c r5:849bb000 [ 1328.216575][ T32] r4:849bb000 [ 1328.216616][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1328.216701][ T32] r5:849bb000 r4:8291a680 [ 1328.216822][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.216876][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.216919][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06e5e08 [ 1328.217042][ T32] r4:00000000 [ 1328.217066][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1328.217569][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1328.217626][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.217672][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850a5840 [ 1328.217721][ T32] r4:00000000 [ 1328.217772][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.217827][ T32] r9:83018005 r8:849bb000 r7:00000000 r6:83018000 r5:00001000 r4:7f079000 [ 1328.217903][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.217949][ T32] r5:00001000 r4:e0091000 [ 1328.217994][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.218112][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.218232][ T32] r5:8510178c r4:85101400 [ 1328.218359][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.218411][ T32] r7:dddced80 r6:83018000 r5:8510178c r4:85099400 [ 1328.218433][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.218529][ T32] r10:61c88647 r9:849bb000 r8:8509942c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.239534][ T32] r4:85099400 [ 1328.239640][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.239824][ T32] r10:00000000 r9:85099400 r8:80287e08 r7:e06e1e60 r6:850a2680 r5:849bb000 [ 1328.239879][ T32] r4:00000001 [ 1328.239924][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.240006][ T32] Exception stack(0xe06e5fb0 to 0xe06e5ff8) [ 1328.240070][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.240149][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.240221][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.240283][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.240348][ T32] r4:850a5440 [ 1328.241156][ T32] INFO: task kworker/0:247:3843 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1328.241264][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.241424][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.241560][ T32] Call trace: [ 1328.241631][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.241742][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1328.241795][ T32] r4:00000000 [ 1328.241859][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.241946][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1328.242027][ T32] 9d20: 8eedb000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1328.242095][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1328.242161][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1328.242217][ T32] r5:80000013 r4:80239bb0 [ 1328.242264][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.242368][ T32] r4:82ac21e4 [ 1328.242419][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.242507][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1328.242553][ T32] r4:e05d9dc0 [ 1328.242594][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.242681][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1328.242728][ T32] r4:00000000 [ 1328.242807][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.242915][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1328.242964][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.243066][ T32] r5:00001000 r4:eb0cb000 [ 1328.243115][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.243197][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.243282][ T32] r5:8597c38c r4:8597c000 [ 1328.243324][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.243417][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1328.243486][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.243603][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.243658][ T32] r4:8506c780 [ 1328.243709][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.243819][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1328.243888][ T32] r4:00000001 [ 1328.243935][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.244118][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1328.244189][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.244250][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.244465][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.244580][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.245251][ T32] r4:8506bc80 [ 1328.245325][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.245387][ T32] INFO: task kworker/0:248:3845 blocked for more than 454 seconds. [ 1328.245471][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.245531][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.245576][ T32] task:kworker/0:248 state:D stack:0 pid:3845 tgid:3845 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.245669][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.245760][ T32] Call trace: [ 1328.245861][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1328.245960][ T32] r10:8291a684 r9:e06edd84 r8:00000002 r7:60000013 r6:e06edd8c r5:849bc800 [ 1328.246014][ T32] r4:849bc800 [ 1328.246061][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1328.246185][ T32] r5:849bc800 r4:8291a680 [ 1328.246243][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.246362][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.246464][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06ede08 [ 1328.246508][ T32] r4:00000000 [ 1328.246552][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1328.246614][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1328.246685][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.246917][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850a5c40 [ 1328.247058][ T32] r4:00000000 [ 1328.247101][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.247168][ T32] r9:83018005 r8:849bc800 r7:00000000 r6:83018000 r5:00001000 r4:7f07f000 [ 1328.247194][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.247280][ T32] r5:00001000 r4:e053d000 [ 1328.247307][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.247393][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.247445][ T32] r5:8510238c r4:85102000 [ 1328.247493][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.247568][ T32] r7:dddced80 r6:83018000 r5:8510238c r4:85099480 [ 1328.247605][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.247660][ T32] r10:61c88647 r9:849bc800 r8:850994ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.247735][ T32] r4:85099480 [ 1328.247768][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.247819][ T32] r10:00000000 r9:85099480 r8:80287e08 r7:e06e1e60 r6:850a2700 r5:849bc800 [ 1328.247842][ T32] r4:00000001 [ 1328.247890][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.247958][ T32] Exception stack(0xe06edfb0 to 0xe06edff8) [ 1328.248004][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.248054][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.248085][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.248114][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.248137][ T32] r4:850a5640 [ 1328.248533][ T32] INFO: task kworker/0:248:3845 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1328.272872][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.273146][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.273311][ T32] Call trace: [ 1328.273391][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.273505][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1328.273576][ T32] r4:00000000 [ 1328.273628][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.273737][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1328.273812][ T32] 9d20: 8efeb000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1328.273928][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1328.274006][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1328.274084][ T32] r5:80000013 r4:80239bb0 [ 1328.274137][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.274224][ T32] r4:82ac21e4 [ 1328.274433][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.274554][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1328.274604][ T32] r4:e05d9dc0 [ 1328.274651][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.274971][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1328.275046][ T32] r4:00000000 [ 1328.275093][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.275193][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1328.275260][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.275353][ T32] r5:00001000 r4:eb0cb000 [ 1328.275401][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.275483][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.275605][ T32] r5:8597c38c r4:8597c000 [ 1328.275679][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.275825][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1328.275953][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.276062][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.276190][ T32] r4:8506c780 [ 1328.276308][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.276416][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1328.276520][ T32] r4:00000001 [ 1328.276568][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.276878][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1328.276949][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.277027][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.277084][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.277143][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.277228][ T32] r4:8506bc80 [ 1328.277354][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.277419][ T32] INFO: task kworker/0:249:3847 blocked for more than 454 seconds. [ 1328.277602][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.277666][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.277727][ T32] task:kworker/0:249 state:D stack:0 pid:3847 tgid:3847 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.277838][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.277923][ T32] Call trace: [ 1328.277993][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1328.278089][ T32] r10:8291a684 r9:e06f9d84 r8:00000002 r7:60000113 r6:e06f9d8c r5:849be000 [ 1328.278136][ T32] r4:849be000 [ 1328.278196][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1328.278292][ T32] r5:849be000 r4:8291a680 [ 1328.278333][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.278425][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.296440][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06f9e08 [ 1328.296627][ T32] r4:00000000 [ 1328.296680][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1328.296794][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1328.296879][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.297043][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850a5a80 [ 1328.297112][ T32] r4:00000000 [ 1328.297155][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.297251][ T32] r9:83018005 r8:849be000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1328.297299][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.297405][ T32] r5:00001000 r4:e052d000 [ 1328.297455][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.297539][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.297626][ T32] r5:85101f8c r4:85101c00 [ 1328.297689][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.297801][ T32] r7:dddced80 r6:83018000 r5:85101f8c r4:85099500 [ 1328.297848][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.297957][ T32] r10:61c88647 r9:849be000 r8:8509952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.298022][ T32] r4:85099500 [ 1328.298084][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.298200][ T32] r10:00000000 r9:85099500 r8:80287e08 r7:e06ede60 r6:850a2780 r5:849be000 [ 1328.298281][ T32] r4:00000001 [ 1328.298344][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.298426][ T32] Exception stack(0xe06f9fb0 to 0xe06f9ff8) [ 1328.298587][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.310548][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.310691][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.310796][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.310878][ T32] r4:850a59c0 [ 1328.311687][ T32] INFO: task kworker/0:249:3847 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1328.311772][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.311913][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.312044][ T32] Call trace: [ 1328.312113][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.312252][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1328.312315][ T32] r4:00000000 [ 1328.312378][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.312476][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1328.312569][ T32] 9d20: 8f283000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1328.312641][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1328.312697][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1328.312753][ T32] r5:80000013 r4:80239bb0 [ 1328.312800][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.312888][ T32] r4:82ac21e4 [ 1328.312988][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.313083][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1328.313145][ T32] r4:e05d9dc0 [ 1328.313200][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.313286][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1328.313330][ T32] r4:00000000 [ 1328.313386][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.313486][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1328.313534][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.313619][ T32] r5:00001000 r4:eb0cb000 [ 1328.313678][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.313764][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.313848][ T32] r5:8597c38c r4:8597c000 [ 1328.313917][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.314021][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1328.314066][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.314154][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.314217][ T32] r4:8506c780 [ 1328.314270][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.314375][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1328.314423][ T32] r4:00000001 [ 1328.314462][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.314533][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1328.314635][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.314712][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.314796][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.314854][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.314900][ T32] r4:8506bc80 [ 1328.314946][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.315034][ T32] INFO: task kworker/0:250:3849 blocked for more than 454 seconds. [ 1328.315105][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.315158][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.315204][ T32] task:kworker/0:250 state:D stack:0 pid:3849 tgid:3849 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.315334][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.315423][ T32] Call trace: [ 1328.315483][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1328.315572][ T32] r10:8291a684 r9:e0701d84 r8:00000002 r7:60000013 r6:e0701d8c r5:849bd400 [ 1328.315618][ T32] r4:849bd400 [ 1328.315658][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1328.315737][ T32] r5:849bd400 r4:8291a680 [ 1328.315775][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.315846][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.315944][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0701e08 [ 1328.316065][ T32] r4:00000000 [ 1328.316143][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1328.316239][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1328.316351][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.316441][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850a50c0 [ 1328.316505][ T32] r4:00000000 [ 1328.316569][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.316699][ T32] r9:83018005 r8:849bd400 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [ 1328.316755][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.316840][ T32] r5:00001000 r4:df9ed000 [ 1328.316881][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.316957][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.317051][ T32] r5:8510338c r4:85103000 [ 1328.317096][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.317188][ T32] r7:dddced80 r6:83018000 r5:8510338c r4:85099580 [ 1328.317245][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.317337][ T32] r10:61c88647 r9:849bd400 r8:850995ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.317388][ T32] r4:85099580 [ 1328.317426][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.317536][ T32] r10:00000000 r9:85099580 r8:80287e08 r7:e06ede60 r6:850a2800 r5:849bd400 [ 1328.317587][ T32] r4:00000001 [ 1328.317650][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.317753][ T32] Exception stack(0xe0701fb0 to 0xe0701ff8) [ 1328.317821][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.317881][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.317951][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.318024][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.318069][ T32] r4:850a59c0 [ 1328.341269][ T32] INFO: task kworker/0:250:3849 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1328.341409][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.341525][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.341592][ T32] Call trace: [ 1328.341648][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.341711][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1328.341743][ T32] r4:00000000 [ 1328.341766][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.341844][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1328.341903][ T32] 9d20: 8f6c0000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1328.341937][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1328.341962][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1328.341986][ T32] r5:80000013 r4:80239bb0 [ 1328.342007][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.342049][ T32] r4:82ac21e4 [ 1328.342095][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.342170][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1328.342223][ T32] r4:e05d9dc0 [ 1328.342271][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.342320][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1328.342343][ T32] r4:00000000 [ 1328.342387][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.342446][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1328.342477][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.342521][ T32] r5:00001000 r4:eb0cb000 [ 1328.342553][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.342598][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.342689][ T32] r5:8597c38c r4:8597c000 [ 1328.342714][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.342812][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1328.342900][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.342979][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.343049][ T32] r4:8506c780 [ 1328.343074][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.343123][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1328.343151][ T32] r4:00000001 [ 1328.343173][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.343211][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1328.343252][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.343300][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.343331][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.343361][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.343409][ T32] r4:8506bc80 [ 1328.343461][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.343506][ T32] INFO: task kworker/0:251:3851 blocked for more than 454 seconds. [ 1328.343541][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.343567][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.343589][ T32] task:kworker/0:251 state:D stack:0 pid:3851 tgid:3851 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.343705][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.343795][ T32] Call trace: [ 1328.344088][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1328.344164][ T32] r10:8291a684 r9:e0709d84 r8:00000002 r7:60000113 r6:e0709d8c r5:849bbc00 [ 1328.344191][ T32] r4:849bbc00 [ 1328.344237][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1328.344285][ T32] r5:849bbc00 r4:8291a680 [ 1328.344306][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.344346][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.344387][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0709e08 [ 1328.344430][ T32] r4:00000000 [ 1328.344454][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1328.344489][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1328.344540][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.344586][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850a5d40 [ 1328.344615][ T32] r4:00000000 [ 1328.344671][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.344721][ T32] r9:83018005 r8:849bbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1328.344752][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.344820][ T32] r5:00001000 r4:e05a5000 [ 1328.344844][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.344884][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.344957][ T32] r5:8510278c r4:85102400 [ 1328.345295][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.345367][ T32] r7:dddced80 r6:83018000 r5:8510278c r4:85099600 [ 1328.345390][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.345441][ T32] r10:61c88647 r9:849bbc00 r8:8509962c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.345492][ T32] r4:85099600 [ 1328.345825][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.345950][ T32] r10:00000000 r9:85099600 r8:80287e08 r7:e0701e60 r6:850a2880 r5:849bbc00 [ 1328.345980][ T32] r4:00000001 [ 1328.346002][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.346102][ T32] Exception stack(0xe0709fb0 to 0xe0709ff8) [ 1328.346133][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.346162][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.346189][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.346218][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.346239][ T32] r4:850a5ac0 [ 1328.346718][ T32] INFO: task kworker/0:251:3851 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1328.346782][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.347100][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.347153][ T32] Call trace: [ 1328.347183][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.347388][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1328.347595][ T32] r4:00000000 [ 1328.347803][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.347856][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1328.347886][ T32] 9d20: 8f6c0000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1328.347915][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1328.347940][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1328.347963][ T32] r5:80000013 r4:80239bb0 [ 1328.347983][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.348023][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 1328.348086][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 ** 10 printk messages dropped ** [ 1328.348460][ T32] r5:8597c38c r4:8597c000 ** 6 printk messages dropped ** [ 1328.375066][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 ** 7 printk messages dropped ** [ 1328.375677][ T32] r4:8506bc80 ** 4 printk messages dropped ** [ 1328.376012][ T32] task:kworker/0:252 state:D stack:0 pid:3853 tgid:3853 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1328.377574][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1328.378374][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1328.394481][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1328.395395][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1328.396637][ T32] Call trace: ** 5 printk messages dropped ** [ 1328.397139][ T32] 9d20: 8fac3000 e0047000 00000001 80239b98 7f07d000 00000001 ** 10 printk messages dropped ** [ 1328.397836][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1328.398067][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.398152][ T32] r5:00001000 r4:eb0cb000 [ 1328.398176][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.398217][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.398260][ T32] r5:8597c38c r4:8597c000 [ 1328.398280][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.398326][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1328.398348][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.398393][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.398416][ T32] r4:8506c780 [ 1328.398436][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.398554][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1328.412466][ T32] r4:00000001 [ 1328.412511][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.412626][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1328.412665][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.412697][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.412724][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.412840][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.412950][ T32] r4:8506bc80 [ 1328.413063][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.413179][ T32] INFO: task kworker/0:253:3855 blocked for more than 454 seconds. [ 1328.413389][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.413426][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.413499][ T32] task:kworker/0:253 state:D stack:0 pid:3855 tgid:3855 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.413561][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.413643][ T32] Call trace: [ 1328.413676][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1328.413728][ T32] r10:8291a684 r9:e0729d84 r8:00000002 r7:60000013 r6:e0729d8c r5:85161800 [ 1328.413827][ T32] r4:85161800 [ 1328.413852][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1328.413959][ T32] r5:85161800 r4:8291a680 [ 1328.413984][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.414025][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.414066][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0729e08 [ 1328.414087][ T32] r4:00000000 [ 1328.414107][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1328.414140][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1328.414176][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.414217][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850a5fc0 [ 1328.414617][ T32] r4:00000000 [ 1328.414703][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.415149][ T32] r9:83018005 r8:85161800 r7:00000000 r6:83018000 r5:00001000 r4:7f025000 [ 1328.415299][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.415401][ T32] r5:00001000 r4:df985000 [ 1328.415521][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.415620][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.415744][ T32] r5:85102f8c r4:85102c00 [ 1328.415799][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.415892][ T32] r7:dddced80 r6:83018000 r5:85102f8c r4:85099700 [ 1328.415937][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.416034][ T32] r10:61c88647 r9:85161800 r8:8509972c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.416082][ T32] r4:85099700 [ 1328.416271][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.416408][ T32] r10:00000000 r9:85099700 r8:80287e08 r7:e0701e60 r6:850a2980 r5:85161800 [ 1328.416469][ T32] r4:00000001 [ 1328.416603][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.416693][ T32] Exception stack(0xe0729fb0 to 0xe0729ff8) [ 1328.416830][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.417264][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.417305][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.417337][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.417392][ T32] r4:850a5d00 [ 1328.417932][ T32] INFO: task kworker/0:253:3855 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1328.418140][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.418311][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.418608][ T32] Call trace: [ 1328.440460][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.440599][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1328.440719][ T32] r4:00000000 [ 1328.440752][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.440798][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1328.440831][ T32] 9d20: 9036f000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1328.440949][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1328.441044][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1328.441072][ T32] r5:80000013 r4:80239bb0 [ 1328.441152][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.441271][ T32] r4:82ac21e4 [ 1328.441379][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.441427][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1328.441452][ T32] r4:e05d9dc0 [ 1328.441472][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.441514][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1328.441536][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1328.441622][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1328.442158][ T32] r4:8506c780 ** 3 printk messages dropped ** [ 1328.442552][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1328.443450][ T32] INFO: task kworker/0:254:3858 blocked for more than 454 seconds. ** 7 printk messages dropped ** [ 1328.444043][ T32] r4:85160c00 ** 4 printk messages dropped ** [ 1328.444294][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0731e08 ** 10 printk messages dropped ** [ 1328.445479][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.445651][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.445708][ T32] r5:8510378c r4:85103400 [ 1328.445749][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.445830][ T32] r7:dddced80 r6:83018000 r5:8510378c r4:85099780 [ 1328.445855][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.445951][ T32] r10:61c88647 r9:85160c00 r8:850997ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.445981][ T32] r4:85099780 [ 1328.446001][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.446069][ T32] r10:00000000 r9:85099780 r8:80287e08 r7:e0701e60 r6:850a2a00 r5:85160c00 [ 1328.446369][ T32] r4:00000001 [ 1328.446392][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.446491][ T32] Exception stack(0xe0731fb0 to 0xe0731ff8) [ 1328.446522][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.446551][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.446576][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.446652][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.446711][ T32] r4:85093d80 [ 1328.447168][ T32] INFO: task kworker/0:254:3858 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1328.447397][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.447525][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.447575][ T32] Call trace: [ 1328.447606][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.447656][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1328.447678][ T32] r4:00000000 [ 1328.447697][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.447773][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1328.447888][ T32] 9d20: 9036f000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1328.447921][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1328.448016][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1328.448132][ T32] r5:80000013 r4:80239bb0 [ 1328.448519][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.472217][ T32] r4:82ac21e4 [ 1328.472269][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.472331][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1328.472355][ T32] r4:e05d9dc0 [ 1328.472788][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.472844][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1328.472935][ T32] r4:00000000 [ 1328.472965][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.473375][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1328.473402][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.473473][ T32] r5:00001000 r4:eb0cb000 [ 1328.473498][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.473688][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.473740][ T32] r5:8597c38c r4:8597c000 [ 1328.473762][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.473810][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1328.473981][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.474103][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.474129][ T32] r4:8506c780 [ 1328.474221][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.474348][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1328.474376][ T32] r4:00000001 [ 1328.474480][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.474523][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1328.474559][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.474591][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.474617][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.474706][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.474733][ T32] r4:8506bc80 [ 1328.474869][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.474915][ T32] INFO: task kworker/0:255:3860 blocked for more than 454 seconds. [ 1328.474949][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.474975][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.475045][ T32] task:kworker/0:255 state:D stack:0 pid:3860 tgid:3860 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.475158][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.475207][ T32] Call trace: [ 1328.475239][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1328.475416][ T32] r10:8291a684 r9:e0735d84 r8:00000002 r7:60000013 r6:e0735d8c r5:85163000 [ 1328.475532][ T32] r4:85163000 [ 1328.475556][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1328.475860][ T32] r5:85163000 r4:8291a680 [ 1328.475988][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.476035][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.476077][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0735e08 [ 1328.476130][ T32] r4:00000000 [ 1328.476193][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1328.476316][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1328.476367][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.476412][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850b6140 [ 1328.476434][ T32] r4:00000000 [ 1328.476484][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.476531][ T32] r9:83018005 r8:85163000 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [ 1328.476553][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.476594][ T32] r5:00001000 r4:dfa6f000 [ 1328.476626][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.476672][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.476714][ T32] r5:85103b8c r4:85103800 [ 1328.476742][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.476789][ T32] r7:dddced80 r6:83018000 r5:85103b8c r4:85099800 [ 1328.476809][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.476855][ T32] r10:61c88647 r9:85163000 r8:8509982c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.476878][ T32] r4:85099800 [ 1328.476897][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.476941][ T32] r10:00000000 r9:85099800 r8:80287e08 r7:e0731e60 r6:850a2a80 r5:85163000 [ 1328.477021][ T32] r4:00000001 [ 1328.477064][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.477103][ T32] Exception stack(0xe0735fb0 to 0xe0735ff8) [ 1328.477150][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.477184][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.477211][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.477260][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.477286][ T32] r4:85096080 [ 1328.477698][ T32] INFO: task kworker/0:255:3860 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1328.477738][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.477820][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.478023][ T32] Call trace: [ 1328.478161][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.478214][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1328.478238][ T32] r4:00000000 [ 1328.478257][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.478379][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1328.478436][ T32] 9d20: 9062e000 e0047000 00000001 80239b98 7f07d000 00000001 ** 1 printk messages dropped ** [ 1328.496516][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff ** 7 printk messages dropped ** [ 1328.497117][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 ** 9 printk messages dropped ** [ 1328.497971][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 ** 6 printk messages dropped ** [ 1328.513038][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1328.513412][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 5 printk messages dropped ** [ 1328.513730][ T32] r10:8291a684 r9:e06d1d84 r8:00000002 r7:60000113 r6:e06d1d8c r5:84ab5400 ** 8 printk messages dropped ** [ 1328.514127][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1328.514629][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.514676][ T32] r5:8510838c r4:85108000 ** 2 printk messages dropped ** [ 1328.514788][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1328.515209][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1328.515947][ T32] Call trace: ** 6 printk messages dropped ** [ 1328.516284][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 ** 1 printk messages dropped ** [ 1328.516425][ T32] r5:80000013 r4:80239bb0 [ 1328.516449][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.516491][ T32] r4:82ac21e4 [ 1328.516542][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.516589][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1328.516614][ T32] r4:e05d9dc0 [ 1328.516652][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.516699][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1328.516722][ T32] r4:00000000 [ 1328.516748][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.516794][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1328.516815][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.516893][ T32] r5:00001000 r4:eb0cb000 [ 1328.516918][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.516959][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.517001][ T32] r5:8597c38c r4:8597c000 [ 1328.517020][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.517065][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1328.517088][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.517164][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.517191][ T32] r4:8506c780 [ 1328.517244][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.517295][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1328.517317][ T32] r4:00000001 [ 1328.517336][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.517372][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1328.517428][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.517462][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.517496][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.517527][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.517566][ T32] r4:8506bc80 [ 1328.517603][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.517688][ T32] INFO: task kworker/0:257:3864 blocked for more than 455 seconds. [ 1328.517727][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.517757][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.517779][ T32] task:kworker/0:257 state:D stack:0 pid:3864 tgid:3864 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.517898][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.517954][ T32] Call trace: [ 1328.517987][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1328.518035][ T32] r10:8291a684 r9:e0751d84 r8:00000002 r7:60000113 r6:e0751d8c r5:84ab6000 [ 1328.518087][ T32] r4:84ab6000 [ 1328.518113][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1328.518157][ T32] r5:84ab6000 r4:8291a680 [ 1328.518177][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.518216][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.518258][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0751e08 ** 2 printk messages dropped ** [ 1328.518369][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1328.526585][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.526630][ T32] r5:85103f8c r4:85103c00 ** 3 printk messages dropped ** [ 1328.526823][ T32] r10:61c88647 r9:84ab6000 r8:850999ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1328.527275][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1328.527968][ T32] Call trace: ** 6 printk messages dropped ** [ 1328.528335][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 ** 10 printk messages dropped ** [ 1328.542710][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 10 printk messages dropped ** [ 1328.543279][ T32] r4:8506c780 [ 1328.543332][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.543384][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1328.543407][ T32] r4:00000001 [ 1328.543426][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.543496][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1328.543539][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.543570][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.543597][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.543665][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.543691][ T32] r4:8506bc80 [ 1328.543715][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.543753][ T32] INFO: task kworker/0:258:3867 blocked for more than 455 seconds. [ 1328.543805][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.543837][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.543890][ T32] task:kworker/0:258 state:D stack:0 pid:3867 tgid:3867 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.544016][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.544064][ T32] Call trace: [ 1328.544124][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1328.544181][ T32] r10:8291a684 r9:e0739d84 r8:00000002 r7:60000013 r6:e0739d8c r5:84ab6c00 [ 1328.544236][ T32] r4:84ab6c00 [ 1328.544267][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1328.544342][ T32] r5:84ab6c00 r4:8291a680 [ 1328.544404][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.544476][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.544524][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0739e08 [ 1328.544548][ T32] r4:00000000 [ 1328.544629][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1328.544697][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1328.544744][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.544805][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850b6740 [ 1328.544832][ T32] r4:00000000 [ 1328.544867][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.544942][ T32] r9:83018005 r8:84ab6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [ 1328.544981][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.545064][ T32] r5:00001000 r4:dfcf7000 [ 1328.545120][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.545201][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.545281][ T32] r5:8510878c r4:85108400 [ 1328.545322][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.545436][ T32] r7:dddced80 r6:83018000 r5:8510878c r4:85099a80 [ 1328.545487][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.545575][ T32] r10:61c88647 r9:84ab6c00 r8:85099aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.545652][ T32] r4:85099a80 [ 1328.545722][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.545857][ T32] r10:00000000 r9:85099a80 r8:80287e08 r7:e06d1e60 r6:85099b00 r5:84ab6c00 [ 1328.545912][ T32] r4:00000001 [ 1328.545955][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.546041][ T32] Exception stack(0xe0739fb0 to 0xe0739ff8) [ 1328.546100][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1328.547176][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1328.548140][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1328.548444][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1328.566029][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1328.566511][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1328.567056][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1328.567288][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.567316][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.567340][ T32] task:kworker/0:259 state:D stack:0 pid:3869 tgid:3869 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.567405][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.567451][ T32] Call trace: [ 1328.567482][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1328.567584][ T32] r10:8291a684 r9:e0755d84 r8:00000002 r7:60000013 r6:e0755d8c r5:84ab3000 [ 1328.567613][ T32] r4:84ab3000 [ 1328.567645][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1328.567693][ T32] r5:84ab3000 r4:8291a680 [ 1328.567714][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.567760][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.567802][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0755e08 [ 1328.567824][ T32] r4:00000000 [ 1328.567844][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1328.567880][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1328.567932][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.567993][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850b68c0 [ 1328.568035][ T32] r4:00000000 [ 1328.568059][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.568104][ T32] r9:83018005 r8:84ab3000 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 [ 1328.568163][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.568209][ T32] r5:00001000 r4:dfd1f000 [ 1328.568230][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.568270][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.568311][ T32] r5:85108b8c r4:85108800 [ 1328.568358][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.568434][ T32] r7:dddced80 r6:83018000 r5:85108b8c r4:85099b80 [ 1328.568509][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.579404][ T32] r10:61c88647 r9:84ab3000 r8:85099bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.579507][ T32] r4:85099b80 [ 1328.579576][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.579710][ T32] r10:00000000 r9:85099b80 r8:80287e08 r7:e0739e60 r6:85099c00 r5:84ab3000 [ 1328.579793][ T32] r4:00000001 [ 1328.579876][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.579932][ T32] Exception stack(0xe0755fb0 to 0xe0755ff8) [ 1328.579989][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.580023][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.580076][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.580109][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.580159][ T32] r4:850b64c0 [ 1328.580627][ T32] INFO: task kworker/0:259:3869 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1328.580669][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.580780][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.580842][ T32] Call trace: [ 1328.580907][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.580988][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1328.581017][ T32] r4:00000000 [ 1328.581064][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.581110][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1328.581138][ T32] 9d20: 9100c000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1328.581181][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1328.581210][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1328.581233][ T32] r5:80000013 r4:80239bb0 ** 2 printk messages dropped ** [ 1328.581318][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 11 printk messages dropped ** [ 1328.581852][ T32] r5:8597c38c r4:8597c000 ** 6 printk messages dropped ** [ 1328.582177][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 ** 6 printk messages dropped ** [ 1328.582406][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 13 printk messages dropped ** [ 1328.583170][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 14 printk messages dropped ** [ 1328.583936][ T32] r5:85108f8c r4:85108c00 ** 1 printk messages dropped ** [ 1328.584041][ T32] r7:dddced80 r6:83018000 r5:85108f8c r4:85099c80 [ 1328.584112][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.584181][ T32] r10:61c88647 r9:84ab1800 r8:85099cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.584208][ T32] r4:85099c80 [ 1328.584228][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.584282][ T32] r10:00000000 r9:85099c80 r8:80287e08 r7:e0755e60 r6:85099d00 r5:84ab1800 [ 1328.584304][ T32] r4:00000001 [ 1328.584324][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.584362][ T32] Exception stack(0xe075dfb0 to 0xe075dff8) [ 1328.584390][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.584417][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.584450][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.584480][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.584527][ T32] r4:850b6980 [ 1328.584825][ T32] INFO: task kworker/0:260:3871 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1328.585010][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.585082][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.585127][ T32] Call trace: [ 1328.585226][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.585276][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1328.585426][ T32] r4:00000000 [ 1328.585451][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.585541][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1328.585573][ T32] 9d20: 9100c000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1328.585603][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1328.585642][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1328.585669][ T32] r5:80000013 r4:80239bb0 [ 1328.585795][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.585842][ T32] r4:82ac21e4 [ 1328.585863][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.585904][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1328.585926][ T32] r4:e05d9dc0 [ 1328.585945][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.586019][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1328.586092][ T32] r4:00000000 [ 1328.586116][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.586162][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1328.586237][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.586286][ T32] r5:00001000 r4:eb0cb000 [ 1328.586430][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.586700][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.586869][ T32] r5:8597c38c r4:8597c000 [ 1328.586899][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.586948][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1328.587091][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.587250][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.587291][ T32] r4:8506c780 [ 1328.587314][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.587486][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1328.587514][ T32] r4:00000001 [ 1328.587600][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.587640][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1328.587720][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1328.587891][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1328.621468][ T32] r4:84ab3c00 ** 4 printk messages dropped ** [ 1328.621688][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0761e08 ** 8 printk messages dropped ** [ 1328.622195][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1328.622415][ T32] r5:8510938c r4:85109000 ** 1 printk messages dropped ** [ 1328.622488][ T32] r7:dddced80 r6:83018000 r5:8510938c r4:85099d80 ** 6 printk messages dropped ** [ 1328.622681][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1328.623521][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1328.623969][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 ** 6 printk messages dropped ** [ 1328.624210][ T32] r4:e05d9dc0 ** 7 printk messages dropped ** [ 1328.624577][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1328.624922][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1328.624964][ T32] r4:00000001 [ 1328.624988][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.625049][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1328.625119][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.625183][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.625246][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.625326][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.625491][ T32] r4:8506bc80 [ 1328.625554][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.625675][ T32] INFO: task kworker/0:262:3875 blocked for more than 455 seconds. [ 1328.625780][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.625836][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.625879][ T32] task:kworker/0:262 state:D stack:0 pid:3875 tgid:3875 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.625967][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.626055][ T32] Call trace: [ 1328.626120][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1328.626206][ T32] r10:8291a684 r9:e0765d84 r8:00000002 r7:60000013 r6:e0765d8c r5:85130000 [ 1328.626235][ T32] r4:85130000 [ 1328.626272][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1328.626339][ T32] r5:85130000 r4:8291a680 [ 1328.626396][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.626488][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.626535][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0765e08 [ 1328.626609][ T32] r4:00000000 [ 1328.626710][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1328.626769][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1328.626807][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.626953][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850b6dc0 [ 1328.626981][ T32] r4:00000000 [ 1328.627018][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.627067][ T32] r9:83018005 r8:85130000 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1328.627104][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.627206][ T32] r5:00001000 r4:dff49000 [ 1328.627281][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.627328][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.627371][ T32] r5:8510978c r4:85109400 [ 1328.627393][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.627439][ T32] r7:dddced80 r6:83018000 r5:8510978c r4:85099e80 [ 1328.627460][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.627555][ T32] r10:61c88647 r9:85130000 r8:85099eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.627645][ T32] r4:85099e80 [ 1328.627721][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.627853][ T32] r10:00000000 r9:85099e80 r8:80287e08 r7:e0761e60 r6:85099f00 r5:85130000 [ 1328.627879][ T32] r4:00000001 [ 1328.627899][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.627935][ T32] Exception stack(0xe0765fb0 to 0xe0765ff8) [ 1328.627962][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.628055][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.628087][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.628120][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 1328.652460][ T32] Call trace: ** 6 printk messages dropped ** [ 1328.652923][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 ** 5 printk messages dropped ** [ 1328.653162][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 ** 6 printk messages dropped ** [ 1328.653440][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1328.653765][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 ** 2 printk messages dropped ** [ 1328.653917][ T32] r4:8506c780 [ 1328.653952][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.654013][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1328.654037][ T32] r4:00000001 [ 1328.654089][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.654136][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1328.654165][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.654220][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.654278][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.654371][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.654398][ T32] r4:8506bc80 [ 1328.654520][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.654555][ T32] INFO: task kworker/0:263:3878 blocked for more than 455 seconds. [ 1328.654591][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.654618][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.654666][ T32] task:kworker/0:263 state:D stack:0 pid:3878 tgid:3878 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.654718][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.654789][ T32] Call trace: [ 1328.654871][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1328.654922][ T32] r10:8291a684 r9:e0769d84 r8:00000002 r7:60000113 r6:e0769d8c r5:85130c00 [ 1328.654945][ T32] r4:85130c00 [ 1328.654966][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1328.655038][ T32] r5:85130c00 r4:8291a680 [ 1328.655063][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.655152][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.655224][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0769e08 [ 1328.655259][ T32] r4:00000000 [ 1328.655279][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1328.655316][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1328.655400][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.655468][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850b6c40 [ 1328.655501][ T32] r4:00000000 [ 1328.655528][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.655599][ T32] r9:83018005 r8:85130c00 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 [ 1328.655648][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.655867][ T32] r5:00001000 r4:e03f7000 [ 1328.655892][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.655934][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.655976][ T32] r5:85109b8c r4:85109800 [ 1328.655996][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.656039][ T32] r7:dddced80 r6:83018000 r5:85109b8c r4:85099f80 [ 1328.656060][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.656105][ T32] r10:61c88647 r9:85130c00 r8:85099fac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.656127][ T32] r4:85099f80 [ 1328.656146][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.656213][ T32] r10:00000000 r9:85099f80 r8:80287e08 r7:e0765e60 r6:850c1000 r5:85130c00 [ 1328.656240][ T32] r4:00000001 [ 1328.656260][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.656297][ T32] Exception stack(0xe0769fb0 to 0xe0769ff8) [ 1328.656385][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.656439][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.656497][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.656530][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.656553][ T32] r4:850b6c40 [ 1328.657033][ T32] INFO: task kworker/0:263:3878 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1328.657072][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.657226][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.657276][ T32] Call trace: [ 1328.657456][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.657510][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1328.657533][ T32] r4:00000000 [ 1328.657552][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.657591][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1328.657619][ T32] 9d20: 91862000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1328.657649][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1328.657700][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1328.657795][ T32] r5:80000013 r4:80239bb0 [ 1328.657825][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.657868][ T32] r4:82ac21e4 [ 1328.657888][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 1 printk messages dropped ** [ 1328.658379][ T32] r4:e05d9dc0 ** 6 printk messages dropped ** [ 1328.667879][ T32] r5:00001000 r4:eb0cb000 ** 5 printk messages dropped ** [ 1328.668210][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1328.680048][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1328.680626][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1328.681338][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 11 printk messages dropped ** [ 1328.682187][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1328.682405][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 7 printk messages dropped ** [ 1328.683263][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1328.683644][ T32] r4:850b6e00 [ 1328.684463][ T32] INFO: task kworker/0:264:3880 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1328.684605][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.684744][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.684871][ T32] Call trace: [ 1328.684955][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.685095][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1328.685159][ T32] r4:00000000 [ 1328.685231][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.685322][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1328.685379][ T32] 9d20: 919b0000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1328.685442][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1328.685495][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1328.685565][ T32] r5:80000013 r4:80239bb0 [ 1328.685616][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.685707][ T32] r4:82ac21e4 [ 1328.685771][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.685862][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1328.685939][ T32] r4:e05d9dc0 [ 1328.685998][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.686086][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1328.686150][ T32] r4:00000000 [ 1328.686201][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.686325][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1328.686375][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.686467][ T32] r5:00001000 r4:eb0cb000 [ 1328.686518][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.686687][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.686811][ T32] r5:8597c38c r4:8597c000 [ 1328.686861][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.686965][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1328.687038][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1328.687442][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 ** 19 printk messages dropped ** [ 1328.709500][ T32] r5:85132400 r4:8291a680 ** 10 printk messages dropped ** [ 1328.710035][ T32] r9:83018005 r8:85132400 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 ** 4 printk messages dropped ** [ 1328.710268][ T32] r5:8510ab8c r4:8510a800 ** 4 printk messages dropped ** [ 1328.710514][ T32] r4:850c1180 ** 6 printk messages dropped ** [ 1328.710836][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1328.711768][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 ** 10 printk messages dropped ** [ 1328.712370][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 ** 12 printk messages dropped ** [ 1328.712937][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 ** 7 printk messages dropped ** [ 1328.713302][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) ** 6 printk messages dropped ** [ 1328.713824][ T32] INFO: task kworker/0:266:3884 blocked for more than 455 seconds. ** 10 printk messages dropped ** [ 1328.714363][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1328.715046][ T32] r5:00001000 r4:e0463000 ** 2 printk messages dropped ** [ 1328.715297][ T32] r5:8510a38c r4:8510a000 ** 3 printk messages dropped ** [ 1328.715876][ T32] r10:61c88647 r9:85133000 r8:850c12ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 4 printk messages dropped ** [ 1328.716167][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.716206][ T32] Exception stack(0xe4789fb0 to 0xe4789ff8) [ 1328.716262][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.716335][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.716435][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.716471][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.716494][ T32] r4:850c4040 [ 1328.716935][ T32] INFO: task kworker/0:266:3884 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1328.716992][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.717057][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.717111][ T32] Call trace: [ 1328.717159][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.717210][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1328.717238][ T32] r4:00000000 [ 1328.717260][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.717300][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1328.717336][ T32] 9d20: 91aae000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1328.717390][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1328.717420][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1328.717444][ T32] r5:80000013 r4:80239bb0 [ 1328.717464][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.717517][ T32] r4:82ac21e4 [ 1328.717539][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.717583][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1328.717608][ T32] r4:e05d9dc0 [ 1328.717651][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 6 printk messages dropped ** [ 1328.718012][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 11 printk messages dropped ** [ 1328.718612][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) ** 2 printk messages dropped ** [ 1328.746528][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.746592][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.746646][ T32] r4:8506bc80 [ 1328.746692][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.746869][ T32] INFO: task kworker/0:267:3886 blocked for more than 455 seconds. [ 1328.746975][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.747034][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.747075][ T32] task:kworker/0:267 state:D stack:0 pid:3886 tgid:3886 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.747201][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.747332][ T32] Call trace: [ 1328.747418][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1328.747550][ T32] r10:8291a684 r9:e478dd84 r8:00000002 r7:60000013 r6:e478dd8c r5:85133c00 [ 1328.747600][ T32] r4:85133c00 [ 1328.747654][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1328.747745][ T32] r5:85133c00 r4:8291a680 [ 1328.747790][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.747869][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.747978][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e478de08 [ 1328.748029][ T32] r4:00000000 [ 1328.748070][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1328.748140][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1328.748226][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.748310][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850c4100 [ 1328.748364][ T32] r4:00000000 [ 1328.748401][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.756362][ T32] r9:83018005 r8:85133c00 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1328.756534][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.756666][ T32] r5:00001000 r4:e049f000 [ 1328.756707][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.756798][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.756894][ T32] r5:8510a78c r4:8510a400 [ 1328.756933][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1328.757427][ T32] r10:00000000 r9:850c1380 r8:80287e08 r7:e4785e60 r6:850c1400 r5:85133c00 ** 13 printk messages dropped ** [ 1328.774293][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 ** 22 printk messages dropped ** [ 1328.775848][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 22 printk messages dropped ** [ 1328.777547][ T32] r10:8291a684 r9:e4791d84 r8:00000002 r7:60000113 r6:e4791d8c r5:85134800 ** 10 printk messages dropped ** [ 1328.778374][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850c46c0 ** 7 printk messages dropped ** [ 1328.789903][ T32] r5:8510b38c r4:8510b000 ** 4 printk messages dropped ** [ 1328.790262][ T32] r4:850c1480 ** 6 printk messages dropped ** [ 1328.790792][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1328.791716][ T32] INFO: task kworker/0:268:3888 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1328.791826][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.792040][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.792141][ T32] Call trace: [ 1328.792279][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.792388][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1328.792438][ T32] r4:00000000 [ 1328.792477][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.792555][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1328.792662][ T32] 9d20: 920c7000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1328.792769][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1328.792854][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1328.792907][ T32] r5:80000013 r4:80239bb0 [ 1328.792947][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.793035][ T32] r4:82ac21e4 [ 1328.793080][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.793158][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1328.793212][ T32] r4:e05d9dc0 [ 1328.793267][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.793358][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1328.793424][ T32] r4:00000000 [ 1328.793466][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.793570][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1328.793622][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.793728][ T32] r5:00001000 r4:eb0cb000 [ 1328.793781][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.793869][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.793962][ T32] r5:8597c38c r4:8597c000 [ 1328.794017][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.794109][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 ** 4 printk messages dropped ** [ 1328.794452][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 ** 9 printk messages dropped ** [ 1328.795070][ T32] INFO: task kworker/0:269:3890 blocked for more than 455 seconds. ** 12 printk messages dropped ** [ 1328.796339][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4795e08 ** 12 printk messages dropped ** [ 1328.797383][ T32] r5:8510af8c r4:8510ac00 [ 1328.797445][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1328.797608][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1328.821106][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1328.822495][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 ** 9 printk messages dropped ** [ 1328.823172][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 12 printk messages dropped ** [ 1328.824322][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1328.824991][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) ** 6 printk messages dropped ** [ 1328.825440][ T32] INFO: task kworker/0:270:3893 blocked for more than 455 seconds. ** 9 printk messages dropped ** [ 1328.826487][ T32] r5:85136000 r4:8291a680 ** 5 printk messages dropped ** [ 1328.826910][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1328.827713][ T32] r5:8510b78c r4:8510b400 [ 1328.827816][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1328.828380][ T32] r10:00000000 r9:850c1680 r8:80287e08 r7:e4791e60 r6:850c1700 r5:85136000 ** 9 printk messages dropped ** [ 1328.847371][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1328.847722][ T32] r4:00000000 [ 1328.847750][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.847791][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1328.847831][ T32] 9d20: 9266b000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1328.847892][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1328.847922][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1328.848023][ T32] r5:80000013 r4:80239bb0 [ 1328.848073][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.848128][ T32] r4:82ac21e4 [ 1328.848151][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.848194][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1328.848217][ T32] r4:e05d9dc0 [ 1328.848333][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.848382][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1328.848418][ T32] r4:00000000 [ 1328.848544][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.859604][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1328.859716][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.859855][ T32] r5:00001000 r4:eb0cb000 [ 1328.859905][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.860024][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.860143][ T32] r5:8597c38c r4:8597c000 [ 1328.860198][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.860292][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1328.860362][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.860457][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.860501][ T32] r4:8506c780 [ 1328.860544][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.860639][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1328.860703][ T32] r4:00000001 [ 1328.860754][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.860834][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1328.860898][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.860957][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.861017][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.861072][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.861120][ T32] r4:8506bc80 [ 1328.861172][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.861230][ T32] INFO: task kworker/0:271:3894 blocked for more than 455 seconds. [ 1328.861289][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.861359][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.861422][ T32] task:kworker/0:271 state:D stack:0 pid:3894 tgid:3894 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.861539][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.861622][ T32] Call trace: [ 1328.861764][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1328.861865][ T32] r10:8291a684 r9:e479dd84 r8:00000002 r7:60000013 r6:e479dd8c r5:85136c00 [ 1328.861909][ T32] r4:85136c00 [ 1328.861963][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1328.862081][ T32] r5:85136c00 r4:8291a680 [ 1328.862131][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1328.862356][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1328.863078][ T32] r9:83018005 r8:85136c00 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 ** 4 printk messages dropped ** [ 1328.863499][ T32] r5:8510bb8c r4:8510b800 [ 1328.863561][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1328.864270][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1328.864702][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1328.866362][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) ** 6 printk messages dropped ** [ 1328.866906][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 12 printk messages dropped ** [ 1328.867857][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 14 printk messages dropped ** [ 1328.899746][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1328.900597][ T32] r5:84938000 r4:8291a680 ** 5 printk messages dropped ** [ 1328.900978][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1328.901546][ T32] r5:00001000 r4:e47a7000 [ 1328.901586][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.901655][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.901742][ T32] r5:8511478c r4:85114400 [ 1328.901822][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.901955][ T32] r7:dddced80 r6:83018000 r5:8511478c r4:850c1880 [ 1328.902075][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.902175][ T32] r10:61c88647 r9:84938000 r8:850c18ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.902223][ T32] r4:850c1880 [ 1328.902261][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.902349][ T32] r10:00000000 r9:850c1880 r8:80287e08 r7:e479de60 r6:850c1900 r5:84938000 [ 1328.902395][ T32] r4:00000001 [ 1328.902433][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.902505][ T32] Exception stack(0xe47a1fb0 to 0xe47a1ff8) [ 1328.902579][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.902638][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.902687][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.902804][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.902854][ T32] r4:850c4800 [ 1328.903644][ T32] INFO: task kworker/0:272:3896 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1328.903733][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.903851][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.903934][ T32] Call trace: [ 1328.904088][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.904188][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1328.904323][ T32] r4:00000000 [ 1328.904440][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.904529][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1328.904583][ T32] 9d20: 92985000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1328.904685][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1328.905018][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1328.905097][ T32] r5:80000013 r4:80239bb0 [ 1328.905149][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.905234][ T32] r4:82ac21e4 [ 1328.905277][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 4 printk messages dropped ** [ 1328.905714][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1328.906163][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.906389][ T32] r5:00001000 r4:eb0cb000 [ 1328.906435][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.906511][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.906585][ T32] r5:8597c38c r4:8597c000 [ 1328.906622][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.906703][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1328.906787][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.906885][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.907008][ T32] r4:8506c780 [ 1328.907149][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.907245][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1328.907293][ T32] r4:00000001 [ 1328.907333][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.907406][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1328.907543][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.907640][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.907702][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.907854][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.907902][ T32] r4:8506bc80 [ 1328.907944][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.908195][ T32] INFO: task kworker/0:273:3897 blocked for more than 455 seconds. [ 1328.908267][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.908569][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.934494][ T32] task:kworker/0:273 state:D stack:0 pid:3897 tgid:3897 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.934705][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.934959][ T32] Call trace: [ 1328.935056][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1328.935177][ T32] r10:8291a684 r9:e47a5d84 r8:00000002 r7:60000113 r6:e47a5d8c r5:84938c00 [ 1328.935251][ T32] r4:84938c00 [ 1328.935306][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1328.935430][ T32] r5:84938c00 r4:8291a680 [ 1328.935500][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.935599][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1328.935739][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1328.936103][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1328.936496][ T32] r5:8510bf8c r4:8510bc00 [ 1328.936529][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1328.936658][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1328.937011][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1328.937913][ T32] Call trace: ** 4 printk messages dropped ** [ 1328.938199][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) ** 7 printk messages dropped ** [ 1328.959407][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 ** 11 printk messages dropped ** [ 1328.959850][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1328.960432][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1328.961056][ T32] r10:8291a684 r9:e47cdd84 r8:00000002 r7:60000013 r6:e47cdd8c r5:84939800 ** 11 printk messages dropped ** [ 1328.962035][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1328.962589][ T32] r7:dddced80 r6:83018000 r5:8511438c r4:850c1a80 ** 8 printk messages dropped ** [ 1328.963062][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1328.964043][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1328.964333][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1328.964654][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1328.965318][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1328.966149][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1328.966555][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.966601][ T32] Call trace: [ 1328.966631][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1328.966677][ T32] r10:8291a684 r9:e47d9d84 r8:00000002 r7:60000113 r6:e47d9d8c r5:85164800 [ 1328.966756][ T32] r4:85164800 [ 1328.966857][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1328.967023][ T32] r5:85164800 r4:8291a680 [ 1328.967079][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.967225][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.967339][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e47d9e08 [ 1328.967448][ T32] r4:00000000 [ 1328.967500][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1328.967553][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1328.967613][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.967682][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851a7580 [ 1328.967829][ T32] r4:00000000 [ 1328.967855][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.967906][ T32] r9:83018205 r8:85164800 r7:00000000 r6:83018200 r5:00001000 r4:7f0af000 [ 1328.967931][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.967982][ T32] r5:00001000 r4:ea907000 [ 1328.968003][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.968043][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.968084][ T32] r5:84bdeb8c r4:84bde800 [ 1328.968104][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.968171][ T32] r7:ddde2d80 r6:83018200 r5:84bdeb8c r4:850a2b00 [ 1328.968199][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.968295][ T32] r10:61c88647 r9:85164800 r8:850a2b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.968322][ T32] r4:850a2b00 [ 1328.968342][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.968429][ T32] r10:00000000 r9:850a2b00 r8:80287e08 r7:e06a5e60 r6:850a2b80 r5:85164800 [ 1328.968514][ T32] r4:00000001 [ 1328.991439][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.991538][ T32] Exception stack(0xe47d9fb0 to 0xe47d9ff8) [ 1328.991583][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.991614][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.991641][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.991673][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.991697][ T32] r4:850d3200 [ 1328.992134][ T32] INFO: task kworker/1:117:3901 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1328.992173][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.992271][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.992343][ T32] Call trace: [ 1328.992449][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.992537][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1328.992596][ T32] r4:00000000 [ 1328.992621][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.992729][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1328.992769][ T32] 9d20: 931f7000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1328.992801][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1328.992900][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1328.992934][ T32] r5:80000013 r4:80239bb0 [ 1328.992956][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.993011][ T32] r4:82ac21e4 [ 1328.993056][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.993152][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1328.993287][ T32] r4:e05d9dc0 [ 1328.993424][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.993472][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1328.993495][ T32] r4:00000000 [ 1328.993514][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.993561][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1328.993608][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.993656][ T32] r5:00001000 r4:eb0cb000 [ 1328.993728][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.993825][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.993873][ T32] r5:8597c38c r4:8597c000 [ 1328.993972][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.994027][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 ** 2 printk messages dropped ** [ 1328.994152][ T32] r4:8506c780 ** 4 printk messages dropped ** [ 1328.994414][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) ** 6 printk messages dropped ** [ 1328.994872][ T32] INFO: task kworker/0:275:3903 blocked for more than 455 seconds. ** 9 printk messages dropped ** [ 1328.995625][ T32] r5:85163c00 r4:8291a680 ** 5 printk messages dropped ** [ 1328.995936][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1328.996528][ T32] r5:85114b8c r4:85114800 [ 1328.996549][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1328.997170][ T32] r10:00000000 r9:850c1b80 r8:80287e08 r7:e47a1e60 r6:850a2c00 r5:85163c00 ** 8 printk messages dropped ** [ 1328.997878][ T32] INFO: task kworker/0:275:3903 is blocked on a mutex likely owned by task kworker/0:208:3739. ** 11 printk messages dropped ** [ 1329.010589][ T32] r5:80000013 r4:80239bb0 ** 6 printk messages dropped ** [ 1329.010895][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 ** 9 printk messages dropped ** [ 1329.011576][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 ** 7 printk messages dropped ** [ 1329.011993][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) ** 7 printk messages dropped ** [ 1329.012394][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 8 printk messages dropped ** [ 1329.012891][ T32] r5:85165400 r4:8291a680 ** 3 printk messages dropped ** [ 1329.013142][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1329.013408][ T32] r9:83018005 r8:85165400 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 ** 4 printk messages dropped ** [ 1329.013638][ T32] r5:8511638c r4:85116000 [ 1329.013657][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.013701][ T32] r7:dddced80 r6:83018000 r5:8511638c r4:850c1c00 [ 1329.013727][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.013775][ T32] r10:61c88647 r9:85165400 r8:850c1c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.013798][ T32] r4:850c1c00 [ 1329.013832][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.013892][ T32] r10:00000000 r9:850c1c00 r8:80287e08 r7:e47e9e60 r6:850a2c80 r5:85165400 [ 1329.013919][ T32] r4:00000001 [ 1329.014013][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.014055][ T32] Exception stack(0xe47f9fb0 to 0xe47f9ff8) [ 1329.014082][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.014110][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.014209][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.014244][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.014268][ T32] r4:850c4dc0 [ 1329.014777][ T32] INFO: task kworker/0:276:3905 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1329.014864][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.014998][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.015095][ T32] Call trace: [ 1329.015173][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.015299][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1329.015355][ T32] r4:00000000 [ 1329.015415][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.015518][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1329.015580][ T32] 9d20: 931f7000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1329.015643][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1329.015696][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1329.015746][ T32] r5:80000013 r4:80239bb0 [ 1329.015816][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.015917][ T32] r4:82ac21e4 [ 1329.015961][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.016053][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1329.016115][ T32] r4:e05d9dc0 [ 1329.016140][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.016187][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1329.016237][ T32] r4:00000000 [ 1329.016262][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.016358][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1329.016576][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.016633][ T32] r5:00001000 r4:eb0cb000 [ 1329.016655][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.016695][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.016738][ T32] r5:8597c38c r4:8597c000 [ 1329.016758][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.016803][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1329.016824][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1329.017035][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1329.017453][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1329.018283][ T32] r4:85166c00 ** 5 printk messages dropped ** [ 1329.042965][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1329.043382][ T32] r5:00001000 r4:e47ef000 ** 2 printk messages dropped ** [ 1329.043508][ T32] r5:85114f8c r4:85114c00 ** 4 printk messages dropped ** [ 1329.043760][ T32] r4:850c1c80 ** 7 printk messages dropped ** [ 1329.044070][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1329.044857][ T32] Call trace: ** 7 printk messages dropped ** [ 1329.045248][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff ** 5 printk messages dropped ** [ 1329.045475][ T32] r4:e05d9dc0 ** 6 printk messages dropped ** [ 1329.045685][ T32] r5:00001000 r4:eb0cb000 ** 6 printk messages dropped ** [ 1329.046095][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1329.046710][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 14 printk messages dropped ** [ 1329.047368][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1329.048099][ T32] r5:8511538c r4:85115000 [ 1329.048125][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1329.048333][ T32] r4:850c1d00 ** 6 printk messages dropped ** [ 1329.067094][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.067124][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.067156][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.067180][ T32] r4:850dc040 [ 1329.067616][ T32] INFO: task kworker/0:278:3908 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1329.067655][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.067727][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.067811][ T32] Call trace: [ 1329.067861][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.067929][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1329.067958][ T32] r4:00000000 [ 1329.067985][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.068049][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1329.068130][ T32] 9d20: 938c6000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1329.068188][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1329.068217][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1329.068241][ T32] r5:80000013 r4:80239bb0 [ 1329.068263][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.068308][ T32] r4:82ac21e4 [ 1329.068330][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.068407][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1329.068517][ T32] r4:e05d9dc0 [ 1329.079487][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.079601][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1329.079635][ T32] r4:00000000 [ 1329.079658][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.079709][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1329.079766][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.079819][ T32] r5:00001000 r4:eb0cb000 [ 1329.079851][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.079922][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.079973][ T32] r5:8597c38c r4:8597c000 [ 1329.079996][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.080110][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1329.080138][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.080211][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.080250][ T32] r4:8506c780 [ 1329.080273][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.080322][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1329.080380][ T32] r4:00000001 [ 1329.080415][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.080493][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1329.080534][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.080580][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.080622][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.080654][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.080676][ T32] r4:8506bc80 [ 1329.080700][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.080763][ T32] INFO: task kworker/0:279:3910 blocked for more than 455 seconds. [ 1329.080806][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.080846][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.080886][ T32] task:kworker/0:279 state:D stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.080969][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.081059][ T32] Call trace: [ 1329.081097][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1329.081150][ T32] r10:8291a684 r9:e881dd84 r8:00000002 r7:60000113 r6:e881dd8c r5:849bec00 [ 1329.081184][ T32] r4:849bec00 [ 1329.081237][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1329.081284][ T32] r5:849bec00 r4:8291a680 [ 1329.081306][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.081346][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1329.081494][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1329.081839][ T32] r5:8511578c r4:85115400 [ 1329.081858][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1329.081955][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 12 printk messages dropped ** [ 1329.082922][ T32] INFO: task kworker/0:279:3910 is blocked on a mutex likely owned by task kworker/0:208:3739. ** 18 printk messages dropped ** [ 1329.083909][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 ** 15 printk messages dropped ** [ 1329.084611][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1329.084861][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 1 printk messages dropped ** [ 1329.084955][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.084984][ T32] INFO: task kworker/0:280:3912 blocked for more than 455 seconds. [ 1329.085015][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.085039][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.085062][ T32] task:kworker/0:280 state:D stack:0 pid:3912 tgid:3912 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.085108][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.085148][ T32] Call trace: [ 1329.085178][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1329.085223][ T32] r10:8291a684 r9:e8835d84 r8:00000002 r7:60000113 r6:e8835d8c r5:85168000 [ 1329.085296][ T32] r4:85168000 [ 1329.085321][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1329.085387][ T32] r5:85168000 r4:8291a680 [ 1329.085438][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.085508][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.085555][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8835e08 [ 1329.085588][ T32] r4:00000000 [ 1329.085621][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1329.085717][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1329.085761][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.085803][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850dc400 [ 1329.085850][ T32] r4:00000000 [ 1329.085874][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.085925][ T32] r9:83018005 r8:85168000 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1329.085974][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.086020][ T32] r5:00001000 r4:e8825000 [ 1329.086065][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.086115][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.086157][ T32] r5:85115b8c r4:85115800 [ 1329.086178][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.086224][ T32] r7:dddced80 r6:83018000 r5:85115b8c r4:850c1e00 [ 1329.086244][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.086288][ T32] r10:61c88647 r9:85168000 r8:850c1e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.086310][ T32] r4:850c1e00 [ 1329.086340][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.086412][ T32] r10:00000000 r9:850c1e00 r8:80287e08 r7:e47f9e60 r6:850a2e80 r5:85168000 [ 1329.086438][ T32] r4:00000001 [ 1329.086469][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.086516][ T32] Exception stack(0xe8835fb0 to 0xe8835ff8) [ 1329.086544][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.086595][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.086639][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.086681][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.086707][ T32] r4:850dc340 [ 1329.087036][ T32] INFO: task kworker/0:280:3912 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1329.087093][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.087234][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.087309][ T32] Call trace: [ 1329.087343][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.087394][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1329.087417][ T32] r4:00000000 [ 1329.087436][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.087474][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1329.087509][ T32] 9d20: 93aa8000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1329.087551][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1329.087580][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1329.087627][ T32] r5:80000013 r4:80239bb0 [ 1329.087682][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.087731][ T32] r4:82ac21e4 [ 1329.087753][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.087795][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1329.087818][ T32] r4:e05d9dc0 [ 1329.087838][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.087901][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1329.087952][ T32] r4:00000000 [ 1329.087986][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 1 printk messages dropped ** [ 1329.088070][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1329.107788][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 ** 8 printk messages dropped ** [ 1329.108374][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1329.109674][ T32] r5:85169800 r4:8291a680 ** 5 printk messages dropped ** [ 1329.109977][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1329.110767][ T32] r5:85115f8c r4:85115c00 [ 1329.110855][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1329.111002][ T32] r4:850c1f00 ** 2 printk messages dropped ** [ 1329.111164][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1329.111338][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1329.111990][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1329.112427][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) ** 2 printk messages dropped ** [ 1329.112636][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1329.112762][ T32] r5:80000013 r4:80239bb0 [ 1329.112789][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.112831][ T32] r4:82ac21e4 [ 1329.112876][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.112922][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1329.112947][ T32] r4:e05d9dc0 [ 1329.112966][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.113006][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1329.113028][ T32] r4:00000000 [ 1329.113047][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.113090][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1329.113112][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.113153][ T32] r5:00001000 r4:eb0cb000 [ 1329.113198][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.113242][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.113284][ T32] r5:8597c38c r4:8597c000 [ 1329.113304][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.113349][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1329.113371][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.113416][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.113512][ T32] r4:8506c780 [ 1329.113536][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.113583][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1329.113606][ T32] r4:00000001 [ 1329.113627][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.113751][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1329.113807][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.113926][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.113990][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.114049][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.114076][ T32] r4:8506bc80 [ 1329.114099][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.114128][ T32] INFO: task kworker/0:282:3916 blocked for more than 455 seconds. [ 1329.114179][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.114207][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.114230][ T32] task:kworker/0:282 state:D stack:0 pid:3916 tgid:3916 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.114320][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.114388][ T32] Call trace: [ 1329.114450][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1329.114500][ T32] r10:8291a684 r9:e8855d84 r8:00000002 r7:60000113 r6:e8855d8c r5:85168c00 [ 1329.114524][ T32] r4:85168c00 [ 1329.114546][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1329.114587][ T32] r5:85168c00 r4:8291a680 [ 1329.114608][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.114646][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.114687][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8855e08 [ 1329.114727][ T32] r4:00000000 [ 1329.114798][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1329.114864][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1329.114927][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.114976][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850dc800 ** 6 printk messages dropped ** [ 1329.115370][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.115416][ T32] r5:8511678c r4:85116400 [ 1329.115438][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1329.115664][ T32] r10:00000000 r9:850c1e80 r8:80287e08 r7:e47f9e60 r6:850a2f80 r5:85168c00 ** 9 printk messages dropped ** [ 1329.116227][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1329.116936][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 ** 10 printk messages dropped ** [ 1329.117646][ T32] r5:8597c38c r4:8597c000 ** 6 printk messages dropped ** [ 1329.118007][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 ** 8 printk messages dropped ** [ 1329.152270][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1329.152799][ T32] r4:8516a400 ** 5 printk messages dropped ** [ 1329.153133][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1329.153332][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1329.153814][ T32] r5:8511738c r4:85117000 [ 1329.154205][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1329.154664][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1329.154935][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1329.156001][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) ** 7 printk messages dropped ** [ 1329.156269][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 ** 12 printk messages dropped ** [ 1329.157122][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 ** 8 printk messages dropped ** [ 1329.157663][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1329.157977][ T32] INFO: task kworker/0:284:3920 blocked for more than 455 seconds. [ 1329.158011][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.158048][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.158160][ T32] task:kworker/0:284 state:D stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.158287][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.158335][ T32] Call trace: [ 1329.158366][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1329.158525][ T32] r10:8291a684 r9:e886dd84 r8:00000002 r7:60000013 r6:e886dd8c r5:8516b000 [ 1329.167096][ T32] r4:8516b000 [ 1329.167169][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1329.167255][ T32] r5:8516b000 r4:8291a680 [ 1329.167347][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.167402][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.167445][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e886de08 [ 1329.167468][ T32] r4:00000000 [ 1329.167487][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1329.167521][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1329.167560][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.167616][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850dc980 [ 1329.167930][ T32] r4:00000000 [ 1329.168161][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.168213][ T32] r9:83018005 r8:8516b000 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1329.168236][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.168281][ T32] r5:00001000 r4:e8861000 [ 1329.168324][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.168370][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.168509][ T32] r5:85116b8c r4:85116800 [ 1329.183921][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.184077][ T32] r7:dddced80 r6:83018000 r5:85116b8c r4:850e9000 [ 1329.184128][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.184190][ T32] r10:61c88647 r9:8516b000 r8:850e902c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.184241][ T32] r4:850e9000 [ 1329.184290][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.184343][ T32] r10:00000000 r9:850e9000 r8:80287e08 r7:e8865e60 r6:85199080 r5:8516b000 [ 1329.184380][ T32] r4:00000001 [ 1329.184412][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.184453][ T32] Exception stack(0xe886dfb0 to 0xe886dff8) [ 1329.184529][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.184592][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.184630][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.184691][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.184751][ T32] r4:850dc5c0 [ 1329.185250][ T32] INFO: task kworker/0:284:3920 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1329.185299][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.185375][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.185453][ T32] Call trace: [ 1329.185502][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.185581][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1329.185609][ T32] r4:00000000 [ 1329.185653][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.185699][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1329.185735][ T32] 9d20: 946c1000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1329.185767][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1329.185794][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1329.185820][ T32] r5:80000013 r4:80239bb0 [ 1329.185844][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.185892][ T32] r4:82ac21e4 [ 1329.185914][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.185958][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1329.185985][ T32] r4:e05d9dc0 [ 1329.186019][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.186075][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1329.186099][ T32] r4:00000000 [ 1329.186124][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.186195][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1329.186223][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.186267][ T32] r5:00001000 r4:eb0cb000 [ 1329.186288][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.186327][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1329.187035][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 ** 9 printk messages dropped ** [ 1329.188437][ T32] INFO: task kworker/0:285:3922 blocked for more than 455 seconds. ** 11 printk messages dropped ** [ 1329.210225][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1329.211123][ T32] r5:00001000 r4:e8875000 ** 2 printk messages dropped ** [ 1329.211338][ T32] r5:85116f8c r4:85116c00 ** 2 printk messages dropped ** [ 1329.211488][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1329.211876][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1329.212700][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 ** 9 printk messages dropped ** [ 1329.213224][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 1 printk messages dropped ** [ 1329.213318][ T32] r4:e05d9dc0 [ 1329.213367][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.213416][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1329.213441][ T32] r4:00000000 [ 1329.213461][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.213519][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1329.213546][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.213589][ T32] r5:00001000 r4:eb0cb000 [ 1329.213609][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.213648][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.213714][ T32] r5:8597c38c r4:8597c000 [ 1329.213799][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.213856][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1329.213879][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.213959][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.214025][ T32] r4:8506c780 [ 1329.214055][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.214107][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1329.214190][ T32] r4:00000001 [ 1329.214228][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.214268][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1329.214296][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.214324][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.214378][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.214440][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.214467][ T32] r4:8506bc80 [ 1329.214534][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.214580][ T32] INFO: task kworker/0:286:3925 blocked for more than 455 seconds. [ 1329.214612][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.214638][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.214831][ T32] task:kworker/0:286 state:D stack:0 pid:3925 tgid:3925 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.214898][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.214941][ T32] Call trace: [ 1329.215001][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1329.215050][ T32] r10:8291a684 r9:ea89dd84 r8:00000002 r7:60000113 r6:ea89dd8c r5:8516c800 [ 1329.215074][ T32] r4:8516c800 [ 1329.215120][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1329.215178][ T32] r5:8516c800 r4:8291a680 [ 1329.215219][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.215262][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.215304][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea89de08 [ 1329.215328][ T32] r4:00000000 [ 1329.215396][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1329.215435][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1329.215470][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.215531][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850dc9c0 [ 1329.215558][ T32] r4:00000000 [ 1329.215578][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.215680][ T32] r9:83018005 r8:8516c800 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 1329.215707][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.215808][ T32] r5:00001000 r4:ea89f000 [ 1329.215902][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.215953][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.215996][ T32] r5:8511778c r4:85117400 [ 1329.216016][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.216086][ T32] r7:dddced80 r6:83018000 r5:8511778c r4:850e9100 [ 1329.216113][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.216165][ T32] r10:61c88647 r9:8516c800 r8:850e912c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.216190][ T32] r4:850e9100 [ 1329.216310][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1329.216517][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1329.217031][ T32] r4:850dc9c0 ** 5 printk messages dropped ** [ 1329.217874][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 ** 9 printk messages dropped ** [ 1329.218279][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 13 printk messages dropped ** [ 1329.241940][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 ** 7 printk messages dropped ** [ 1329.242301][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) ** 5 printk messages dropped ** [ 1329.242532][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1329.243012][ T32] r4:8516ec00 ** 4 printk messages dropped ** [ 1329.243180][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea8ade08 ** 11 printk messages dropped ** [ 1329.243650][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1329.243876][ T32] r10:61c88647 r9:8516ec00 r8:850e91ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1329.244220][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1329.245060][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 ** 10 printk messages dropped ** [ 1329.245454][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 ** 9 printk messages dropped ** [ 1329.245782][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1329.245888][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1329.245931][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.245986][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.246011][ T32] r4:8506c780 [ 1329.246031][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.246102][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1329.246140][ T32] r4:00000001 [ 1329.246164][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.246202][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1329.246251][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.246316][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.246379][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.246456][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.246483][ T32] r4:8506bc80 [ 1329.246504][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.246552][ T32] INFO: task kworker/0:288:3928 blocked for more than 455 seconds. [ 1329.246610][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.246639][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.246662][ T32] task:kworker/0:288 state:D stack:0 pid:3928 tgid:3928 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.246710][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.246812][ T32] Call trace: [ 1329.246874][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1329.246925][ T32] r10:8291a684 r9:ea8b9d84 r8:00000002 r7:60000013 r6:ea8b9d8c r5:8516e000 [ 1329.246949][ T32] r4:8516e000 [ 1329.246971][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1329.247042][ T32] r5:8516e000 r4:8291a680 [ 1329.247066][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.247122][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.247168][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea8b9e08 [ 1329.247190][ T32] r4:00000000 [ 1329.247209][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1329.247244][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1329.247280][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.247320][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851a1040 [ 1329.247365][ T32] r4:00000000 [ 1329.247389][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.247483][ T32] r9:83018005 r8:8516e000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a9000 [ 1329.247516][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.247560][ T32] r5:00001000 r4:ea8d3000 [ 1329.247582][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.247653][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.247716][ T32] r5:8511838c r4:85118000 [ 1329.247822][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.247894][ T32] r7:dddced80 r6:83018000 r5:8511838c r4:850e9200 [ 1329.247941][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.247996][ T32] r10:61c88647 r9:8516e000 r8:850e922c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.248021][ T32] r4:850e9200 [ 1329.248041][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.248108][ T32] r10:00000000 r9:850e9200 r8:80287e08 r7:ea8ade60 r6:85199280 r5:8516e000 [ 1329.248136][ T32] r4:00000001 [ 1329.248168][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.248213][ T32] Exception stack(0xea8b9fb0 to 0xea8b9ff8) [ 1329.248241][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.248294][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.248331][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.248366][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.248389][ T32] r4:850dcb80 [ 1329.259357][ T32] INFO: task kworker/0:288:3928 is blocked on a mutex likely owned by task kworker/0:208:3739. ** 2 printk messages dropped ** [ 1329.259616][ T32] Call trace: ** 4 printk messages dropped ** [ 1329.259879][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) ** 7 printk messages dropped ** [ 1329.260210][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 ** 10 printk messages dropped ** [ 1329.260695][ T32] r5:8597c38c r4:8597c000 ** 6 printk messages dropped ** [ 1329.261053][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 ** 13 printk messages dropped ** [ 1329.261498][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1329.262070][ T32] r4:00000000 ** 11 printk messages dropped ** [ 1329.262649][ T32] r5:85117f8c r4:85117c00 ** 4 printk messages dropped ** [ 1329.262907][ T32] r4:850e9280 ** 11 printk messages dropped ** [ 1329.263705][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 1329.264558][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 11 printk messages dropped ** [ 1329.265307][ T32] r5:8597c38c r4:8597c000 [ 1329.265328][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.265515][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1329.265542][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.265590][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.265612][ T32] r4:8506c780 [ 1329.265631][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.265676][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1329.265801][ T32] r4:00000001 [ 1329.265828][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.265867][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1329.265894][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.265922][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.265964][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.266006][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.266084][ T32] r4:8506bc80 [ 1329.266112][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.266140][ T32] INFO: task kworker/0:290:3932 blocked for more than 455 seconds. [ 1329.266172][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.266196][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.266219][ T32] task:kworker/0:290 state:D stack:0 pid:3932 tgid:3932 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.266270][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.266404][ T32] Call trace: [ 1329.266468][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1329.266543][ T32] r10:8291a684 r9:ea8d9d84 r8:00000002 r7:60000113 r6:ea8d9d8c r5:85162400 [ 1329.266585][ T32] r4:85162400 [ 1329.266609][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1329.266682][ T32] r5:85162400 r4:8291a680 [ 1329.266730][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.266820][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.266864][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea8d9e08 [ 1329.266888][ T32] r4:00000000 [ 1329.266907][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1329.267239][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1329.267303][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.267349][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851a1740 [ 1329.267377][ T32] r4:00000000 [ 1329.267397][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.267442][ T32] r9:83018005 r8:85162400 r7:00000000 r6:83018000 r5:00001000 r4:7f0b3000 [ 1329.267501][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.267571][ T32] r5:00001000 r4:ea91f000 [ 1329.267595][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.267688][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.267743][ T32] r5:8511938c r4:85119000 [ 1329.267782][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.267833][ T32] r7:dddced80 r6:83018000 r5:8511938c r4:850e9300 [ 1329.267855][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.267927][ T32] r10:61c88647 r9:85162400 r8:850e932c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.267955][ T32] r4:850e9300 [ 1329.267999][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.268047][ T32] r10:00000000 r9:850e9300 r8:80287e08 r7:ea8b9e60 r6:85199380 r5:85162400 [ 1329.268096][ T32] r4:00000001 [ 1329.268143][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.268206][ T32] Exception stack(0xea8d9fb0 to 0xea8d9ff8) [ 1329.268238][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.268269][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1329.300218][ T32] INFO: task kworker/0:290:3932 is blocked on a mutex likely owned by task kworker/0:208:3739. ** 10 printk messages dropped ** [ 1329.301638][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff ** 7 printk messages dropped ** [ 1329.302238][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 ** 12 printk messages dropped ** [ 1329.303324][ T32] r4:8506c780 ** 4 printk messages dropped ** [ 1329.303678][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) ** 6 printk messages dropped ** [ 1329.304190][ T32] INFO: task kworker/0:291:3934 blocked for more than 455 seconds. ** 10 printk messages dropped ** [ 1329.305084][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1329.305921][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1329.306369][ T32] r7:dddced80 r6:83018000 r5:8511878c r4:850e9380 ** 6 printk messages dropped ** [ 1329.306873][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1329.308188][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1329.334486][ T32] r5:80000013 r4:80239bb0 ** 11 printk messages dropped ** [ 1329.335511][ T32] r5:00001000 r4:eb0cb000 ** 15 printk messages dropped ** [ 1329.336755][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 11 printk messages dropped ** [ 1329.337952][ T32] r4:85172400 ** 4 printk messages dropped ** [ 1329.338343][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea8f5e08 ** 4 printk messages dropped ** [ 1329.360324][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851a1440 [ 1329.360421][ T32] r4:00000000 [ 1329.360471][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.360609][ T32] r9:83018005 r8:85172400 r7:00000000 r6:83018000 r5:00001000 r4:7f0ad000 [ 1329.360800][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.361285][ T32] r5:00001000 r4:ea8f7000 [ 1329.361374][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.361474][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.361572][ T32] r5:85118b8c r4:85118800 [ 1329.361642][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.361757][ T32] r7:dddced80 r6:83018000 r5:85118b8c r4:850e9400 [ 1329.361805][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.361904][ T32] r10:61c88647 r9:85172400 r8:850e942c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.361966][ T32] r4:850e9400 [ 1329.362015][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.362116][ T32] r10:00000000 r9:850e9400 r8:80287e08 r7:ea8d9e60 r6:85199480 r5:85172400 [ 1329.362171][ T32] r4:00000001 [ 1329.362217][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.362304][ T32] Exception stack(0xea8f5fb0 to 0xea8f5ff8) [ 1329.362402][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.362473][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.362538][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.362611][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.362667][ T32] r4:851a1100 [ 1329.363585][ T32] INFO: task kworker/0:292:3936 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1329.363679][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.363936][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.364066][ T32] Call trace: [ 1329.364147][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.364282][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1329.364362][ T32] r4:00000000 [ 1329.364418][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.364529][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1329.364600][ T32] 9d20: 953c5000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1329.364677][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1329.364754][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1329.364809][ T32] r5:80000013 r4:80239bb0 [ 1329.364863][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 2 printk messages dropped ** [ 1329.365197][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 ** 12 printk messages dropped ** [ 1329.366240][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 ** 5 printk messages dropped ** [ 1329.366682][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1329.367196][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1329.368104][ T32] r4:85170000 ** 4 printk messages dropped ** [ 1329.404972][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea905e08 ** 9 printk messages dropped ** [ 1329.405857][ T32] r5:00001000 r4:ea90f000 ** 2 printk messages dropped ** [ 1329.406114][ T32] r5:85118f8c r4:85118c00 ** 2 printk messages dropped ** [ 1329.406358][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1329.407184][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1329.417658][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 ** 10 printk messages dropped ** [ 1329.421992][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 ** 8 printk messages dropped ** [ 1329.422396][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.422435][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.422528][ T32] r5:8597c38c r4:8597c000 [ 1329.422612][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.422666][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1329.422702][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.422849][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.422878][ T32] r4:8506c780 [ 1329.422901][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.422954][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1329.422977][ T32] r4:00000001 [ 1329.422998][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.423036][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1329.423067][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.423095][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.423123][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.423164][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.423193][ T32] r4:8506bc80 [ 1329.423217][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.423259][ T32] INFO: task kworker/1:118:3941 blocked for more than 455 seconds. [ 1329.423298][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.423350][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.423450][ T32] task:kworker/1:118 state:D stack:0 pid:3941 tgid:3941 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.423541][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.423588][ T32] Call trace: [ 1329.423650][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1329.423732][ T32] r10:8291a684 r9:ea919d84 r8:00000002 r7:60000113 r6:ea919d8c r5:85173c00 [ 1329.423847][ T32] r4:85173c00 [ 1329.423881][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1329.423935][ T32] r5:85173c00 r4:8291a680 [ 1329.423958][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.423999][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.424041][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea919e08 [ 1329.424088][ T32] r4:00000000 [ 1329.424112][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1329.424147][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1329.424183][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.424223][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851a7cc0 [ 1329.424269][ T32] r4:00000000 [ 1329.424293][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.424339][ T32] r9:83018205 r8:85173c00 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 ** 4 printk messages dropped ** [ 1329.424607][ T32] r5:84bdf38c r4:84bdf000 [ 1329.424632][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1329.424774][ T32] r10:61c88647 r9:85173c00 r8:851995ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 11 printk messages dropped ** [ 1329.425688][ T32] INFO: task kworker/1:118:3941 is blocked on a mutex likely owned by task kworker/0:208:3739. ** 7 printk messages dropped ** [ 1329.426117][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) ** 7 printk messages dropped ** [ 1329.426431][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 ** 10 printk messages dropped ** [ 1329.426980][ T32] r5:8597c38c r4:8597c000 ** 6 printk messages dropped ** [ 1329.427657][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 ** 8 printk messages dropped ** [ 1329.428393][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1329.448031][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.448132][ T32] Call trace: [ 1329.448174][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1329.448255][ T32] r10:8291a684 r9:ea91dd84 r8:00000002 r7:60000113 r6:ea91dd8c r5:85174800 [ 1329.448311][ T32] r4:85174800 [ 1329.448386][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1329.448434][ T32] r5:85174800 r4:8291a680 [ 1329.448512][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.448986][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.449057][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea91de08 [ 1329.449081][ T32] r4:00000000 [ 1329.449101][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1329.449137][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1329.449175][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.449242][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851a1e00 [ 1329.449269][ T32] r4:00000000 [ 1329.449290][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.449337][ T32] r9:83018005 r8:85174800 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [ 1329.449360][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.449404][ T32] r5:00001000 r4:e0523000 [ 1329.449424][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.449487][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.449561][ T32] r5:8511a78c r4:8511a400 [ 1329.449609][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.449703][ T32] r7:dddced80 r6:83018000 r5:8511a78c r4:850e9500 [ 1329.449730][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.449778][ T32] r10:61c88647 r9:85174800 r8:850e952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.449800][ T32] r4:850e9500 [ 1329.449819][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.449875][ T32] r10:00000000 r9:850e9500 r8:80287e08 r7:ea8d9e60 r6:85199680 r5:85174800 [ 1329.449935][ T32] r4:00000001 [ 1329.449960][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.450000][ T32] Exception stack(0xea91dfb0 to 0xea91dff8) [ 1329.450029][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.450083][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.450116][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.450145][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.450167][ T32] r4:851a12c0 [ 1329.450673][ T32] INFO: task kworker/0:294:3942 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1329.450713][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.450798][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.450881][ T32] Call trace: [ 1329.450924][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.451085][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1329.451114][ T32] r4:00000000 [ 1329.451135][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 2 printk messages dropped ** [ 1329.452505][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 ** 8 printk messages dropped ** [ 1329.452901][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 ** 11 printk messages dropped ** [ 1329.453442][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1329.453716][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1329.454046][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1329.454607][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1329.455167][ T32] r5:00001000 r4:ea92b000 ** 2 printk messages dropped ** [ 1329.455267][ T32] r5:8511978c r4:85119400 ** 3 printk messages dropped ** [ 1329.455499][ T32] r10:61c88647 r9:85175400 r8:850e95ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.455525][ T32] r4:850e9580 [ 1329.455545][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.455591][ T32] r10:00000000 r9:850e9580 r8:80287e08 r7:ea91de60 r6:85199700 r5:85175400 [ 1329.455640][ T32] r4:00000001 [ 1329.455694][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.455733][ T32] Exception stack(0xea941fb0 to 0xea941ff8) [ 1329.455801][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.455833][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.455861][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.455913][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.455945][ T32] r4:851a15c0 [ 1329.456235][ T32] INFO: task kworker/0:295:3945 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1329.456279][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.456392][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.456438][ T32] Call trace: [ 1329.456498][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.456548][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1329.456570][ T32] r4:00000000 [ 1329.456590][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.456679][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1329.456741][ T32] 9d20: 95d6b000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1329.456774][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1329.456858][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1329.456891][ T32] r5:80000013 r4:80239bb0 [ 1329.456932][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.457029][ T32] r4:82ac21e4 [ 1329.457078][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.457125][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1329.457171][ T32] r4:e05d9dc0 [ 1329.457194][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.457236][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1329.457258][ T32] r4:00000000 [ 1329.457381][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.457462][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1329.457512][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.457607][ T32] r5:00001000 r4:eb0cb000 [ 1329.457631][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.457672][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1329.457760][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1329.496106][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1329.496654][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.497182][ T32] Call trace: [ 1329.497219][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1329.497594][ T32] r10:8291a684 r9:ea945d84 r8:00000002 r7:60000113 r6:ea945d8c r5:85176c00 [ 1329.497678][ T32] r4:85176c00 [ 1329.497711][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1329.497805][ T32] r5:85176c00 r4:8291a680 [ 1329.497831][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.497925][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.497973][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea945e08 [ 1329.497998][ T32] r4:00000000 [ 1329.498044][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1329.498090][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1329.498155][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.498233][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d7100 [ 1329.498309][ T32] r4:00000000 [ 1329.498334][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.498521][ T32] r9:83018005 r8:85176c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0ef000 [ 1329.498603][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.501120][ T32] r5:00001000 r4:eaafd000 [ 1329.501159][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.501240][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.501360][ T32] r5:8511b78c r4:8511b400 [ 1329.501387][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.501458][ T32] r7:dddced80 r6:83018000 r5:8511b78c r4:850e9600 [ 1329.501487][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.501536][ T32] r10:61c88647 r9:85176c00 r8:850e962c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.501560][ T32] r4:850e9600 [ 1329.501580][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.501651][ T32] r10:00000000 r9:850e9600 r8:80287e08 r7:ea91de60 r6:85199780 r5:85176c00 [ 1329.501678][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1329.501768][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1329.502711][ T32] Call trace: ** 6 printk messages dropped ** [ 1329.503136][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 ** 9 printk messages dropped ** [ 1329.503588][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1329.503878][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1329.504319][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1329.504792][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1329.505413][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e47d1e08 ** 4 printk messages dropped ** [ 1329.505672][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851a7f40 ** 7 printk messages dropped ** [ 1329.506753][ T32] r5:84bdfb8c r4:84bdf800 [ 1329.506782][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1329.508050][ T32] r10:00000000 r9:85199800 r8:80287e08 r7:e06a5e60 r6:85199880 r5:85176000 ** 8 printk messages dropped ** [ 1329.535852][ T32] INFO: task kworker/1:119:3951 is blocked on a mutex likely owned by task kworker/0:208:3739. ** 10 printk messages dropped ** [ 1329.537516][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff ** 8 printk messages dropped ** [ 1329.538267][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1329.544855][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 ** 7 printk messages dropped ** [ 1329.545178][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) ** 6 printk messages dropped ** [ 1329.545442][ T32] INFO: task kworker/1:120:3953 blocked for more than 456 seconds. ** 9 printk messages dropped ** [ 1329.546015][ T32] r5:85173000 r4:8291a680 ** 6 printk messages dropped ** [ 1329.546467][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1329.547396][ T32] r5:851e078c r4:851e0400 ** 1 printk messages dropped ** [ 1329.547494][ T32] r7:ddde2d80 r6:83018200 r5:851e078c r4:85199900 [ 1329.547519][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.547590][ T32] r10:61c88647 r9:85173000 r8:8519992c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.547616][ T32] r4:85199900 [ 1329.547638][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.547683][ T32] r10:00000000 r9:85199900 r8:80287e08 r7:e47d1e60 r6:85199980 r5:85173000 [ 1329.547705][ T32] r4:00000001 [ 1329.547724][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.547828][ T32] Exception stack(0xe0725fb0 to 0xe0725ff8) [ 1329.547883][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.547939][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.547970][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.548014][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.548063][ T32] r4:851a7d40 [ 1329.561945][ T32] INFO: task kworker/1:120:3953 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1329.562421][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.562537][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.562659][ T32] Call trace: [ 1329.562692][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.562770][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1329.562797][ T32] r4:00000000 [ 1329.562861][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.562908][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1329.562945][ T32] 9d20: 96c7c000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1329.562975][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1329.563024][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1329.563067][ T32] r5:80000013 r4:80239bb0 [ 1329.563091][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.563146][ T32] r4:82ac21e4 [ 1329.563194][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.563251][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1329.563278][ T32] r4:e05d9dc0 [ 1329.563323][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.563394][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1329.563421][ T32] r4:00000000 [ 1329.563469][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.563546][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1329.563600][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.563675][ T32] r5:00001000 r4:eb0cb000 [ 1329.563699][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.563740][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1329.564037][ T32] r4:8506c780 ** 4 printk messages dropped ** [ 1329.564212][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) ** 7 printk messages dropped ** [ 1329.564658][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 9 printk messages dropped ** [ 1329.565118][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.565228][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.565282][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e066de08 [ 1329.565305][ T32] r4:00000000 [ 1329.565326][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1329.565361][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1329.565395][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.565436][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851a7840 [ 1329.565529][ T32] r4:00000000 [ 1329.565552][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.565620][ T32] r9:83018205 r8:85171800 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [ 1329.565849][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.565896][ T32] r5:00001000 r4:dfc57000 [ 1329.565948][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.566017][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.566064][ T32] r5:84bdff8c r4:84bdfc00 [ 1329.566133][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.566212][ T32] r7:ddde2d80 r6:83018200 r5:84bdff8c r4:85199a00 [ 1329.566236][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.566283][ T32] r10:61c88647 r9:85171800 r8:85199a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.566333][ T32] r4:85199a00 [ 1329.566357][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.566403][ T32] r10:00000000 r9:85199a00 r8:80287e08 r7:e0725e60 r6:85199a80 r5:85171800 [ 1329.566425][ T32] r4:00000001 [ 1329.566455][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.566519][ T32] Exception stack(0xe066dfb0 to 0xe066dff8) [ 1329.566549][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.566602][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.566657][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.566701][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.566731][ T32] r4:851a7800 [ 1329.567192][ T32] INFO: task kworker/1:121:3954 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1329.567230][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.567300][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.567390][ T32] Call trace: ** 1 printk messages dropped ** [ 1329.567476][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 ** 5 printk messages dropped ** [ 1329.567726][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1329.567750][ T32] r5:80000013 r4:80239bb0 [ 1329.567771][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.567835][ T32] r4:82ac21e4 [ 1329.567884][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.567936][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1329.567984][ T32] r4:e05d9dc0 [ 1329.568008][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.568097][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1329.568125][ T32] r4:00000000 [ 1329.568158][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.568209][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1329.568231][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.568317][ T32] r5:00001000 r4:eb0cb000 [ 1329.568347][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.568388][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.568430][ T32] r5:8597c38c r4:8597c000 [ 1329.568496][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1329.591581][ T32] r4:8506c780 ** 4 printk messages dropped ** [ 1329.591822][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) ** 6 printk messages dropped ** [ 1329.592022][ T32] INFO: task kworker/0:297:3956 blocked for more than 456 seconds. ** 9 printk messages dropped ** [ 1329.592546][ T32] r5:849b8c00 r4:8291a680 ** 5 printk messages dropped ** [ 1329.592939][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1329.593559][ T32] r5:85119f8c r4:85119c00 [ 1329.593579][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1329.594709][ T32] r4:850e9680 ** 7 printk messages dropped ** [ 1329.595435][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1329.596281][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 ** 10 printk messages dropped ** [ 1329.597099][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 ** 10 printk messages dropped ** [ 1329.597719][ T32] r5:8597c38c r4:8597c000 [ 1329.597798][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.597870][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1329.597895][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.597948][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.597982][ T32] r4:8506c780 [ 1329.598005][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.598051][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1329.598073][ T32] r4:00000001 [ 1329.598092][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.598127][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1329.598154][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.598210][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.598241][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.598286][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.598311][ T32] r4:8506bc80 [ 1329.598331][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.598354][ T32] INFO: task kworker/1:122:3958 blocked for more than 456 seconds. [ 1329.598383][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.598405][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.598425][ T32] task:kworker/1:122 state:D stack:0 pid:3958 tgid:3958 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.611121][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.611274][ T32] Call trace: [ 1329.611317][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1329.611381][ T32] r10:8291a684 r9:ea94dd84 r8:00000002 r7:60000013 r6:ea94dd8c r5:85178000 [ 1329.611407][ T32] r4:85178000 [ 1329.611439][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1329.611487][ T32] r5:85178000 r4:8291a680 [ 1329.611508][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.611549][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.611591][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea94de08 [ 1329.611625][ T32] r4:00000000 [ 1329.611675][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1329.611721][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1329.611784][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.611831][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851a7080 [ 1329.611854][ T32] r4:00000000 [ 1329.611881][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.611933][ T32] r9:83018205 r8:85178000 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [ 1329.611956][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.611998][ T32] r5:00001000 r4:dfc9b000 [ 1329.612017][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.612056][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.612098][ T32] r5:84a7178c r4:84a71400 [ 1329.612184][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.612239][ T32] r7:ddde2d80 r6:83018200 r5:84a7178c r4:85199b80 ** 2 printk messages dropped ** [ 1329.612330][ T32] r4:85199b80 ** 7 printk messages dropped ** [ 1329.612863][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1329.613822][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 ** 9 printk messages dropped ** [ 1329.614322][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 14 printk messages dropped ** [ 1329.615084][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1329.615252][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1329.615275][ T32] r4:00000001 [ 1329.615299][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.615338][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1329.616530][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.616567][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.617098][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.617157][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.617207][ T32] r4:8506bc80 [ 1329.617281][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.617312][ T32] INFO: task kworker/1:123:3959 blocked for more than 456 seconds. [ 1329.617394][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.617449][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.617520][ T32] task:kworker/1:123 state:D stack:0 pid:3959 tgid:3959 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.617571][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.617670][ T32] Call trace: [ 1329.617734][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1329.617782][ T32] r10:8291a684 r9:ea935d84 r8:00000002 r7:60000013 r6:ea935d8c r5:85178c00 [ 1329.617805][ T32] r4:85178c00 [ 1329.617849][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) ** 3 printk messages dropped ** [ 1329.618115][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea935e08 ** 9 printk messages dropped ** [ 1329.641908][ T32] r5:00001000 r4:dfe33000 ** 2 printk messages dropped ** [ 1329.642083][ T32] r5:84a7138c r4:84a71000 [ 1329.642103][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1329.642278][ T32] r4:85199c80 ** 6 printk messages dropped ** [ 1329.642667][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1329.643534][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 ** 11 printk messages dropped ** [ 1329.644317][ T32] r4:e05d9dc0 ** 6 printk messages dropped ** [ 1329.644626][ T32] r5:00001000 r4:eb0cb000 ** 6 printk messages dropped ** [ 1329.644911][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1329.645354][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1329.645867][ T32] Call trace: ** 6 printk messages dropped ** [ 1329.646269][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1329.646841][ T32] r5:00001000 r4:dfec1000 ** 2 printk messages dropped ** [ 1329.647138][ T32] r5:84a70f8c r4:84a70c00 [ 1329.647182][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.647235][ T32] r7:ddde2d80 r6:83018200 r5:84a70f8c r4:85199d80 [ 1329.647258][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.647334][ T32] r10:61c88647 r9:8517a400 r8:85199dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.647374][ T32] r4:85199d80 [ 1329.647401][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.647451][ T32] r10:00000000 r9:85199d80 r8:80287e08 r7:e0725e60 r6:85199e00 r5:8517a400 [ 1329.647656][ T32] r4:00000001 [ 1329.647681][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.647717][ T32] Exception stack(0xea955fb0 to 0xea955ff8) [ 1329.647746][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.647775][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.647802][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.647842][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.647923][ T32] r4:851a4100 [ 1329.648214][ T32] INFO: task kworker/1:124:3962 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1329.648254][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.669531][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.669734][ T32] Call trace: [ 1329.669874][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.669944][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1329.669970][ T32] r4:00000000 [ 1329.669992][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.670033][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1329.670062][ T32] 9d20: 9778f000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1329.670092][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1329.670117][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1329.670141][ T32] r5:80000013 r4:80239bb0 [ 1329.670162][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.670216][ T32] r4:82ac21e4 [ 1329.670242][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.670333][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1329.670360][ T32] r4:e05d9dc0 [ 1329.670513][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.670683][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1329.670762][ T32] r4:00000000 [ 1329.670821][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.670941][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1329.670997][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.671086][ T32] r5:00001000 r4:eb0cb000 [ 1329.671143][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.671340][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.671545][ T32] r5:8597c38c r4:8597c000 [ 1329.671611][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.671786][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1329.671852][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.671950][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.672173][ T32] r4:8506c780 [ 1329.672271][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.672324][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1329.672379][ T32] r4:00000001 [ 1329.672415][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.672507][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1329.672606][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.672694][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.672798][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.672936][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.672965][ T32] r4:8506bc80 [ 1329.673011][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.673058][ T32] INFO: task kworker/1:125:3963 blocked for more than 456 seconds. [ 1329.673095][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.673178][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1329.673387][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1329.673838][ T32] r5:8517b000 r4:8291a680 ** 4 printk messages dropped ** [ 1329.674097][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) ** 4 printk messages dropped ** [ 1329.674374][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1329.674669][ T32] r5:851e038c r4:851e0000 [ 1329.674760][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.674833][ T32] r7:ddde2d80 r6:83018200 r5:851e038c r4:85199e80 [ 1329.674881][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1329.675035][ T32] r4:85199e80 ** 2 printk messages dropped ** [ 1329.675133][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1329.675288][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.675329][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.675427][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.675460][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.675483][ T32] r4:851a4100 [ 1329.675939][ T32] INFO: task kworker/1:125:3963 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1329.675976][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.676035][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.676108][ T32] Call trace: [ 1329.676213][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.676267][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1329.676290][ T32] r4:00000000 [ 1329.676309][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.676348][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1329.676379][ T32] 9d20: 9778f000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1329.676408][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1329.676433][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1329.676457][ T32] r5:80000013 r4:80239bb0 [ 1329.676494][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.676563][ T32] r4:82ac21e4 [ 1329.676611][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.676664][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1329.676759][ T32] r4:e05d9dc0 [ 1329.676838][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.676884][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1329.676957][ T32] r4:00000000 [ 1329.677031][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.677082][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1329.677152][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1329.677329][ T32] r5:8597c38c r4:8597c000 ** 6 printk messages dropped ** [ 1329.677758][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1329.677782][ T32] r4:00000001 [ 1329.677801][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.677836][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1329.677861][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.677972][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.678010][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.678039][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.678062][ T32] r4:8506bc80 [ 1329.678106][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.678134][ T32] INFO: task kworker/1:126:3967 blocked for more than 456 seconds. [ 1329.678163][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.678211][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.678236][ T32] task:kworker/1:126 state:D stack:0 pid:3967 tgid:3967 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.678357][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.678426][ T32] Call trace: [ 1329.701234][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1329.701334][ T32] r10:8291a684 r9:ea951d84 r8:00000002 r7:60000013 r6:ea951d8c r5:8517bc00 [ 1329.701361][ T32] r4:8517bc00 [ 1329.701382][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1329.701436][ T32] r5:8517bc00 r4:8291a680 [ 1329.701462][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.701503][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.701567][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea951e08 ** 6 printk messages dropped ** [ 1329.701866][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1329.702250][ T32] r5:851e138c r4:851e1000 [ 1329.702296][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1329.702589][ T32] r10:61c88647 r9:8517bc00 r8:85199fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1329.703445][ T32] r4:851a4840 ** 5 printk messages dropped ** [ 1329.704751][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 ** 8 printk messages dropped ** [ 1329.705630][ T32] r4:82ac21e4 ** 6 printk messages dropped ** [ 1329.706204][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1329.707099][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1329.707865][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1329.731682][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1329.732215][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1329.732559][ T32] r9:83018205 r8:8517d400 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 ** 4 printk messages dropped ** [ 1329.732733][ T32] r5:851e0b8c r4:851e0800 ** 3 printk messages dropped ** [ 1329.732865][ T32] r10:61c88647 r9:8517d400 r8:850ea0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1329.733219][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1329.734084][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 ** 10 printk messages dropped ** [ 1329.734455][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 ** 6 printk messages dropped ** [ 1329.734774][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1329.735302][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1329.735338][ T32] r4:00000001 [ 1329.735381][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.735448][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1329.735498][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.735536][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.735576][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.735634][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.735673][ T32] r4:8506bc80 [ 1329.735695][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.735744][ T32] INFO: task kworker/1:128:3971 blocked for more than 456 seconds. [ 1329.735781][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.735808][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.735829][ T32] task:kworker/1:128 state:D stack:0 pid:3971 tgid:3971 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.735875][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.735916][ T32] Call trace: [ 1329.735972][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1329.736021][ T32] r10:8291a684 r9:ea965d84 r8:00000002 r7:60000013 r6:ea965d8c r5:8517ec00 [ 1329.736045][ T32] r4:8517ec00 [ 1329.736086][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1329.736147][ T32] r5:8517ec00 r4:8291a680 [ 1329.736170][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.736211][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.736253][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea965e08 [ 1329.736298][ T32] r4:00000000 [ 1329.736335][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1329.736402][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1329.736483][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.736533][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851a4900 [ 1329.736570][ T32] r4:00000000 [ 1329.736593][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.736638][ T32] r9:83018205 r8:8517ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1329.736674][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.736719][ T32] r5:00001000 r4:e000f000 [ 1329.736768][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.736811][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.736855][ T32] r5:851e0f8c r4:851e0c00 [ 1329.736874][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.736929][ T32] r7:ddde2d80 r6:83018200 r5:851e0f8c r4:850ea180 [ 1329.736953][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.736999][ T32] r10:61c88647 r9:8517ec00 r8:850ea1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.737021][ T32] r4:850ea180 [ 1329.737060][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.737108][ T32] r10:00000000 r9:850ea180 r8:80287e08 r7:ea951e60 r6:850ea200 r5:8517ec00 [ 1329.737130][ T32] r4:00000001 [ 1329.737149][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.737184][ T32] Exception stack(0xea965fb0 to 0xea965ff8) [ 1329.737211][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.737261][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.737306][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.737343][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.737367][ T32] r4:851a4c00 [ 1329.737664][ T32] INFO: task kworker/1:128:3971 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1329.737700][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.737901][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.737947][ T32] Call trace: [ 1329.738043][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.738096][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1329.738140][ T32] r4:00000000 [ 1329.738165][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.738214][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1329.738247][ T32] 9d20: 980d1000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1329.738277][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1329.738302][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1329.738326][ T32] r5:80000013 r4:80239bb0 [ 1329.738372][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.738468][ T32] r4:82ac21e4 [ 1329.756956][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.757106][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1329.757136][ T32] r4:e05d9dc0 [ 1329.757194][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.757244][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1329.757266][ T32] r4:00000000 [ 1329.757286][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.757332][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1329.757537][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.757588][ T32] r5:00001000 r4:eb0cb000 [ 1329.757609][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.757699][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1329.757830][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 ** 5 printk messages dropped ** [ 1329.758194][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1329.758478][ T32] r4:8506bc80 ** 5 printk messages dropped ** [ 1329.761535][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.761597][ T32] Call trace: [ 1329.761629][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1329.761707][ T32] r10:8291a684 r9:ea969d84 r8:00000002 r7:60000013 r6:ea969d8c r5:8517c800 [ 1329.761816][ T32] r4:8517c800 [ 1329.761895][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1329.761943][ T32] r5:8517c800 r4:8291a680 [ 1329.761965][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.762005][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.762070][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea969e08 [ 1329.762129][ T32] r4:00000000 [ 1329.762152][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1329.762215][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1329.762257][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.762328][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851a4fc0 [ 1329.762437][ T32] r4:00000000 [ 1329.762523][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.762604][ T32] r9:83018205 r8:8517c800 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 1329.762631][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.762683][ T32] r5:00001000 r4:e008f000 [ 1329.762704][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.762769][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.762855][ T32] r5:8511a38c r4:8511a000 [ 1329.762910][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.762995][ T32] r7:ddde2d80 r6:83018200 r5:8511a38c r4:850ea280 [ 1329.763109][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.763165][ T32] r10:61c88647 r9:8517c800 r8:850ea2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.763216][ T32] r4:850ea280 [ 1329.763246][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.763325][ T32] r10:00000000 r9:850ea280 r8:80287e08 r7:ea951e60 r6:850ea300 r5:8517c800 [ 1329.763355][ T32] r4:00000001 [ 1329.763420][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.763463][ T32] Exception stack(0xea969fb0 to 0xea969ff8) [ 1329.763491][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.763519][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.763545][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.763600][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.763646][ T32] r4:851a4c00 [ 1329.764081][ T32] INFO: task kworker/1:129:3973 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1329.764116][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.764236][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.764311][ T32] Call trace: [ 1329.764364][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.764419][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1329.764463][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1329.764579][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) ** 7 printk messages dropped ** [ 1329.764869][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 ** 10 printk messages dropped ** [ 1329.765377][ T32] r5:8597c38c r4:8597c000 ** 6 printk messages dropped ** [ 1329.765720][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 ** 9 printk messages dropped ** [ 1329.766001][ T32] INFO: task kworker/1:130:3974 blocked for more than 456 seconds. ** 7 printk messages dropped ** [ 1329.766403][ T32] r4:8517e000 ** 5 printk messages dropped ** [ 1329.766628][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1329.766880][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1329.767199][ T32] r5:851e178c r4:851e1400 ** 3 printk messages dropped ** [ 1329.767359][ T32] r10:61c88647 r9:8517e000 r8:850ea3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1329.767735][ T32] r4:851a4880 ** 5 printk messages dropped ** [ 1329.768286][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 ** 8 printk messages dropped ** [ 1329.786679][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1329.786954][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1329.787301][ T32] r5:8597c38c r4:8597c000 ** 5 printk messages dropped ** [ 1329.787556][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1329.787922][ T32] INFO: task kworker/1:131:3975 blocked for more than 456 seconds. ** 11 printk messages dropped ** [ 1329.801381][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1329.801997][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1329.802306][ T32] r7:ddde2d80 r6:83018200 r5:851e1f8c r4:850ea480 ** 7 printk messages dropped ** [ 1329.802585][ T32] Exception stack(0xea971fb0 to 0xea971ff8) [ 1329.802624][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.802654][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.802689][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.802717][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.802770][ T32] r4:851a4880 [ 1329.803219][ T32] INFO: task kworker/1:131:3975 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1329.803255][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.803326][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.803404][ T32] Call trace: [ 1329.803440][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.803490][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1329.803513][ T32] r4:00000000 [ 1329.803532][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.803591][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1329.803624][ T32] 9d20: 98f4e000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1329.803735][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1329.803807][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1329.803836][ T32] r5:80000013 r4:80239bb0 [ 1329.803861][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.803935][ T32] r4:82ac21e4 [ 1329.803960][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.804003][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1329.804038][ T32] r4:e05d9dc0 [ 1329.804090][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.804166][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1329.804192][ T32] r4:00000000 [ 1329.804213][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.804259][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1329.804280][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.804321][ T32] r5:00001000 r4:eb0cb000 [ 1329.804374][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.804462][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.804509][ T32] r5:8597c38c r4:8597c000 [ 1329.804530][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.804576][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1329.804724][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.804830][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.804857][ T32] r4:8506c780 [ 1329.804877][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.804925][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1329.804947][ T32] r4:00000001 [ 1329.805037][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.805077][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1329.805103][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.805165][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.805236][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.805268][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.805323][ T32] r4:8506bc80 [ 1329.805348][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.805377][ T32] INFO: task kworker/0:298:3979 blocked for more than 456 seconds. [ 1329.805410][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.805435][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.805468][ T32] task:kworker/0:298 state:D stack:0 pid:3979 tgid:3979 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.805575][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.805687][ T32] Call trace: [ 1329.805745][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1329.805793][ T32] r10:8291a684 r9:ea97dd84 r8:00000002 r7:60000113 r6:ea97dd8c r5:85182400 [ 1329.805846][ T32] r4:85182400 [ 1329.805870][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1329.805916][ T32] r5:85182400 r4:8291a680 [ 1329.805938][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.805976][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.806056][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea97de08 [ 1329.806139][ T32] r4:00000000 [ 1329.806162][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1329.806197][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1329.806236][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.806278][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e5f40 [ 1329.806304][ T32] r4:00000000 [ 1329.806343][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.806434][ T32] r9:83018005 r8:85182400 r7:00000000 r6:83018000 r5:00001000 r4:7f0ed000 [ 1329.806460][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.806503][ T32] r5:00001000 r4:eaaf1000 [ 1329.806523][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.806561][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.806601][ T32] r5:8511b38c r4:8511b000 [ 1329.806620][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.806699][ T32] r7:dddced80 r6:83018000 r5:8511b38c r4:850e9700 [ 1329.806776][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.806830][ T32] r10:61c88647 r9:85182400 r8:850e972c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.806874][ T32] r4:850e9700 [ 1329.806897][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.806943][ T32] r10:00000000 r9:850e9700 r8:80287e08 r7:ea91de60 r6:850ea580 r5:85182400 [ 1329.806965][ T32] r4:00000001 [ 1329.807001][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.807054][ T32] Exception stack(0xea97dfb0 to 0xea97dff8) [ 1329.807086][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.807139][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.807256][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.807300][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.807376][ T32] r4:851a15c0 [ 1329.807673][ T32] INFO: task kworker/0:298:3979 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1329.807707][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.807814][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.807878][ T32] Call trace: [ 1329.807975][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.808030][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 ** 7 printk messages dropped ** [ 1329.808361][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 13 printk messages dropped ** [ 1329.827878][ T32] r5:8597c38c r4:8597c000 ** 6 printk messages dropped ** [ 1329.828227][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 ** 8 printk messages dropped ** [ 1329.831098][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1329.831600][ T32] r4:85180c00 ** 5 printk messages dropped ** [ 1329.831876][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1329.832173][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1329.832449][ T32] r5:8511ab8c r4:8511a800 ** 3 printk messages dropped ** [ 1329.832619][ T32] r10:61c88647 r9:85180c00 r8:850ea62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1329.832945][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1329.833767][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1329.834017][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 ** 10 printk messages dropped ** [ 1329.834433][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1329.834909][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1329.835044][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1329.835074][ T32] r4:00000001 [ 1329.835094][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.835130][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1329.835157][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.835208][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.835239][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.835269][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.835314][ T32] r4:8506bc80 [ 1329.835343][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.835410][ T32] INFO: task kworker/1:133:3982 blocked for more than 456 seconds. [ 1329.835443][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.835476][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.835500][ T32] task:kworker/1:133 state:D stack:0 pid:3982 tgid:3982 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.835617][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.835672][ T32] Call trace: [ 1329.835726][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1329.835777][ T32] r10:8291a684 r9:ea991d84 r8:00000002 r7:60000113 r6:ea991d8c r5:85183000 [ 1329.835800][ T32] r4:85183000 [ 1329.835821][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1329.835864][ T32] r5:85183000 r4:8291a680 [ 1329.835925][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.835969][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.836031][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea991e08 [ 1329.836062][ T32] r4:00000000 [ 1329.836081][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1329.836115][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1329.836159][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.836203][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8519e580 [ 1329.836225][ T32] r4:00000000 [ 1329.836244][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.836286][ T32] r9:83018205 r8:85183000 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [ 1329.836328][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.836395][ T32] r5:00001000 r4:e05a3000 [ 1329.836440][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.836483][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.836525][ T32] r5:851e1b8c r4:851e1800 [ 1329.836544][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.836613][ T32] r7:ddde2d80 r6:83018200 r5:851e1b8c r4:850ea700 [ 1329.836644][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.836698][ T32] r10:61c88647 r9:85183000 r8:850ea72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.836721][ T32] r4:850ea700 [ 1329.836740][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.836784][ T32] r10:00000000 r9:850ea700 r8:80287e08 r7:ea971e60 r6:850ea780 r5:85183000 [ 1329.836806][ T32] r4:00000001 [ 1329.836825][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.836881][ T32] Exception stack(0xea991fb0 to 0xea991ff8) [ 1329.836933][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.836966][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.836992][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.837020][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.837063][ T32] r4:8519e180 [ 1329.837320][ T32] INFO: task kworker/1:133:3982 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1329.837376][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.837483][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.837557][ T32] Call trace: [ 1329.837635][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.837702][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1329.837747][ T32] r4:00000000 [ 1329.837774][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.837815][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1329.837865][ T32] 9d20: 99519000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1329.837903][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1329.837966][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1329.838019][ T32] r5:80000013 r4:80239bb0 [ 1329.838046][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.838109][ T32] r4:82ac21e4 [ 1329.838181][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.838233][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 ** 3 printk messages dropped ** [ 1329.838356][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1329.860978][ T32] r5:8597c38c r4:8597c000 ** 3 printk messages dropped ** [ 1329.861143][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1329.861490][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1329.862089][ T32] Call trace: ** 6 printk messages dropped ** [ 1329.862451][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1329.863023][ T32] r5:00001000 r4:eaadd000 ** 2 printk messages dropped ** [ 1329.863160][ T32] r5:8511af8c r4:8511ac00 ** 3 printk messages dropped ** [ 1329.863377][ T32] r10:61c88647 r9:85183c00 r8:850e97ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1329.863787][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1329.864473][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.864597][ T32] Call trace: [ 1329.864636][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.864695][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1329.864742][ T32] r4:00000000 [ 1329.864766][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.864819][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1329.864872][ T32] 9d20: 99959000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1329.864905][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1329.864939][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1329.864971][ T32] r5:80000013 r4:80239bb0 [ 1329.865013][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.865058][ T32] r4:82ac21e4 [ 1329.865079][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.865144][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1329.865196][ T32] r4:e05d9dc0 [ 1329.865223][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.865286][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1329.865318][ T32] r4:00000000 [ 1329.865362][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.865437][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1329.865483][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.865554][ T32] r5:00001000 r4:eb0cb000 [ 1329.865578][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.865639][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.865717][ T32] r5:8597c38c r4:8597c000 [ 1329.865750][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.865841][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1329.865930][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.865986][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.866008][ T32] r4:8506c780 [ 1329.866071][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.866127][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1329.866150][ T32] r4:00000001 [ 1329.866263][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.866388][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1329.866439][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.866471][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.866499][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.866528][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.866580][ T32] r4:8506bc80 [ 1329.866607][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.866634][ T32] INFO: task kworker/1:134:3986 blocked for more than 456 seconds. [ 1329.866672][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.866697][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.866717][ T32] task:kworker/1:134 state:D stack:0 pid:3986 tgid:3986 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.866790][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.866833][ T32] Call trace: [ 1329.866863][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1329.866909][ T32] r10:8291a684 r9:ea975d84 r8:00000002 r7:60000113 r6:ea975d8c r5:85184800 [ 1329.866932][ T32] r4:85184800 [ 1329.866952][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1329.866993][ T32] r5:85184800 r4:8291a680 [ 1329.867012][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.867072][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.867118][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea975e08 [ 1329.867140][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1329.867192][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1329.867682][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.867747][ T32] r5:851e238c r4:851e2000 ** 3 printk messages dropped ** [ 1329.867945][ T32] r10:61c88647 r9:85184800 r8:850ea8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1329.886386][ T32] r4:8519e480 ** 2 printk messages dropped ** [ 1329.886985][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1329.887338][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff ** 9 printk messages dropped ** [ 1329.887749][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 12 printk messages dropped ** [ 1329.888221][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 ** 12 printk messages dropped ** [ 1329.899315][ T32] task:kworker/1:135 state:D stack:0 pid:3988 tgid:3988 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1329.899741][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea95de08 ** 5 printk messages dropped ** [ 1329.899974][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1329.900169][ T32] r5:00001000 r4:e0697000 [ 1329.900215][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.900269][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.900323][ T32] r5:851e278c r4:851e2400 [ 1329.900376][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.900449][ T32] r7:ddde2d80 r6:83018200 r5:851e278c r4:850ea980 [ 1329.900480][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.900528][ T32] r10:61c88647 r9:85185400 r8:850ea9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.900552][ T32] r4:850ea980 [ 1329.900595][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.900645][ T32] r10:00000000 r9:850ea980 r8:80287e08 r7:ea975e60 r6:850eaa00 r5:85185400 [ 1329.900674][ T32] r4:00000001 [ 1329.900694][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.900731][ T32] Exception stack(0xea95dfb0 to 0xea95dff8) [ 1329.900758][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.900786][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.900812][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.900840][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.900861][ T32] r4:8519e640 [ 1329.901304][ T32] INFO: task kworker/1:135:3988 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1329.901360][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.901426][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.901501][ T32] Call trace: [ 1329.901556][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.901636][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1329.901672][ T32] r4:00000000 [ 1329.901693][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.901733][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1329.901802][ T32] 9d20: 9a028000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1329.901876][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1329.901905][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1329.901944][ T32] r5:80000013 r4:80239bb0 [ 1329.901968][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.902080][ T32] r4:82ac21e4 [ 1329.902110][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.902159][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1329.902182][ T32] r4:e05d9dc0 [ 1329.902200][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.902240][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1329.902287][ T32] r4:00000000 [ 1329.902316][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.902396][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1329.902422][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.902489][ T32] r5:00001000 r4:eb0cb000 [ 1329.902577][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.902661][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.902709][ T32] r5:8597c38c r4:8597c000 [ 1329.902730][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.902799][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1329.902852][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.902907][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.902930][ T32] r4:8506c780 [ 1329.902949][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.902993][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1329.903015][ T32] r4:00000001 [ 1329.903057][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.903098][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1329.903147][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1329.903332][ T32] INFO: task kworker/1:136:3991 blocked for more than 456 seconds. ** 7 printk messages dropped ** [ 1329.903742][ T32] r4:85186000 ** 4 printk messages dropped ** [ 1329.903932][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea995e08 ** 8 printk messages dropped ** [ 1329.904279][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1329.904592][ T32] r5:851e2f8c r4:851e2c00 [ 1329.904622][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1329.904800][ T32] r4:850eaa80 ** 6 printk messages dropped ** [ 1329.905205][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1329.905920][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 ** 7 printk messages dropped ** [ 1329.906302][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 9 printk messages dropped ** [ 1329.906627][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1329.907060][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1329.907445][ T32] r4:8506bc80 ** 6 printk messages dropped ** [ 1329.907751][ T32] Call trace: ** 6 printk messages dropped ** [ 1329.908084][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1329.939330][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1329.939486][ T32] r5:851e2b8c r4:851e2800 ** 3 printk messages dropped ** [ 1329.939839][ T32] r10:61c88647 r9:85186c00 r8:850eabac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1329.940224][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1329.940321][ T32] r4:8519e740 [ 1329.940809][ T32] INFO: task kworker/1:137:3992 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1329.940854][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.940947][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.941054][ T32] Call trace: [ 1329.941119][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.941174][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1329.941197][ T32] r4:00000000 [ 1329.941217][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.941277][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1329.941337][ T32] 9d20: 9a889000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1329.941370][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1329.941396][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1329.941420][ T32] r5:80000013 r4:80239bb0 [ 1329.941470][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.941517][ T32] r4:82ac21e4 [ 1329.941539][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.941600][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1329.941632][ T32] r4:e05d9dc0 [ 1329.941653][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.941703][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1329.941725][ T32] r4:00000000 [ 1329.941756][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.941805][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1329.941826][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.941867][ T32] r5:00001000 r4:eb0cb000 [ 1329.941887][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.941927][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.941968][ T32] r5:8597c38c r4:8597c000 [ 1329.941987][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.942034][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1329.942055][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.942133][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.942174][ T32] r4:8506c780 [ 1329.942198][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.942257][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1329.942305][ T32] r4:00000001 [ 1329.942327][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.942393][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1329.942424][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.942453][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.942479][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.942508][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.942529][ T32] r4:8506bc80 ** 2 printk messages dropped ** [ 1329.942637][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1329.943016][ T32] r4:85181800 ** 3 printk messages dropped ** [ 1329.943166][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1329.943574][ T32] r9:83018205 r8:85181800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 ** 4 printk messages dropped ** [ 1329.943753][ T32] r5:851e378c r4:851e3400 [ 1329.943774][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1329.943959][ T32] r10:61c88647 r9:85181800 r8:850eacac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1329.944283][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1329.944934][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 ** 11 printk messages dropped ** [ 1329.945376][ T32] r4:e05d9dc0 ** 5 printk messages dropped ** [ 1329.945651][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1329.946095][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 ** 8 printk messages dropped ** [ 1329.946483][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1329.946870][ T32] r4:85179800 ** 3 printk messages dropped ** [ 1329.947043][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1329.947391][ T32] r9:83018205 r8:85179800 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 ** 4 printk messages dropped ** [ 1329.947580][ T32] r5:851e338c r4:851e3000 ** 3 printk messages dropped ** [ 1329.947790][ T32] r10:61c88647 r9:85179800 r8:850eadac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1329.948001][ T32] Exception stack(0xea9a9fb0 to 0xea9a9ff8) [ 1329.948037][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.948084][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.948114][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.948168][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.948237][ T32] r4:8519ec40 [ 1329.948573][ T32] INFO: task kworker/1:139:3997 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1329.969297][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.969410][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.969476][ T32] Call trace: [ 1329.969509][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.969566][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1329.969591][ T32] r4:00000000 [ 1329.969611][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.969658][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1329.969689][ T32] 9d20: 9abe4000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1329.969740][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1329.969770][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1329.969795][ T32] r5:80000013 r4:80239bb0 [ 1329.969875][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.969947][ T32] r4:82ac21e4 [ 1329.969977][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.970021][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1329.970064][ T32] r4:e05d9dc0 [ 1329.970089][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.970132][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1329.970175][ T32] r4:00000000 [ 1329.970251][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.970302][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1329.970325][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.970368][ T32] r5:00001000 r4:eb0cb000 [ 1329.970387][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.970426][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.970515][ T32] r5:8597c38c r4:8597c000 [ 1329.970560][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.970622][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1329.970676][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.970729][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.970820][ T32] r4:8506c780 [ 1329.970877][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.970943][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1329.970990][ T32] r4:00000001 [ 1329.971041][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.971082][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1329.971185][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.971218][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.971266][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.971299][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.971370][ T32] r4:8506bc80 [ 1329.971423][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.971461][ T32] INFO: task kworker/1:140:3998 blocked for more than 456 seconds. [ 1329.971496][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.971532][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.971569][ T32] task:kworker/1:140 state:D stack:0 pid:3998 tgid:3998 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.971619][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.971670][ T32] Call trace: [ 1329.971719][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1329.971784][ T32] r10:8291a684 r9:ea9add84 r8:00000002 r7:60000013 r6:ea9add8c r5:848a0000 [ 1329.971812][ T32] r4:848a0000 [ 1329.971832][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1329.971884][ T32] r5:848a0000 r4:8291a680 [ 1329.971948][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.971993][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.972037][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9ade08 [ 1329.972080][ T32] r4:00000000 [ 1329.972104][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1329.972143][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1329.972178][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.972217][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d3300 [ 1329.972239][ T32] r4:00000000 [ 1329.972281][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.972334][ T32] r9:83018205 r8:848a0000 r7:00000000 r6:83018200 r5:00001000 r4:7f0b9000 [ 1329.972358][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.972400][ T32] r5:00001000 r4:ea9b1000 [ 1329.972420][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.972459][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.972537][ T32] r5:851e3b8c r4:851e3800 [ 1329.972616][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.972675][ T32] r7:ddde2d80 r6:83018200 r5:851e3b8c r4:850eae80 [ 1329.972697][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.972743][ T32] r10:61c88647 r9:848a0000 r8:850eaeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.972765][ T32] r4:850eae80 [ 1329.972785][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.972855][ T32] r10:00000000 r9:850eae80 r8:80287e08 r7:ea99de60 r6:850eaf00 r5:848a0000 [ 1329.972881][ T32] r4:00000001 [ 1329.972901][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.972948][ T32] Exception stack(0xea9adfb0 to 0xea9adff8) [ 1329.973029][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.973152][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.973183][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1329.973276][ T32] r4:8519ed80 ** 5 printk messages dropped ** [ 1329.973982][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 ** 7 printk messages dropped ** [ 1329.974270][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 8 printk messages dropped ** [ 1329.974604][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 ** 10 printk messages dropped ** [ 1329.975218][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 9 printk messages dropped ** [ 1329.975627][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1329.976131][ T32] r5:848a1800 r4:8291a680 ** 5 printk messages dropped ** [ 1329.976347][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1329.977152][ T32] r5:851f038c r4:851f0000 ** 1 printk messages dropped ** [ 1329.977240][ T32] r7:ddde2d80 r6:83018200 r5:851f038c r4:850eaf80 ** 4 printk messages dropped ** [ 1329.977478][ T32] r10:00000000 r9:850eaf80 r8:80287e08 r7:ea9ade60 r6:850df000 r5:848a1800 ** 10 printk messages dropped ** [ 1329.978102][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1329.978411][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1329.978438][ T32] 9d20: 9abe4000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1329.978466][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1329.978529][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1330.000226][ T32] r5:80000013 r4:80239bb0 [ 1330.000330][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.000470][ T32] r4:82ac21e4 [ 1330.000575][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.000670][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1330.000745][ T32] r4:e05d9dc0 [ 1330.000792][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.000876][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1330.000922][ T32] r4:00000000 [ 1330.000963][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.001118][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1330.001177][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.001264][ T32] r5:00001000 r4:eb0cb000 [ 1330.001303][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.001448][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.001535][ T32] r5:8597c38c r4:8597c000 [ 1330.001573][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.001666][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1330.001713][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.001826][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.001874][ T32] r4:8506c780 [ 1330.001918][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.002006][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1330.002049][ T32] r4:00000001 [ 1330.002089][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.002170][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1330.002229][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.002286][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.002334][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.002391][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.002434][ T32] r4:8506bc80 [ 1330.002530][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.002591][ T32] INFO: task kworker/1:142:4001 blocked for more than 456 seconds. [ 1330.002650][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.002771][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.002822][ T32] task:kworker/1:142 state:D stack:0 pid:4001 tgid:4001 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.002889][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.002969][ T32] Call trace: [ 1330.003061][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1330.003142][ T32] r10:8291a684 r9:ea9c5d84 r8:00000002 r7:60000013 r6:ea9c5d8c r5:848a2400 [ 1330.003189][ T32] r4:848a2400 [ 1330.003239][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1330.003306][ T32] r5:848a2400 r4:8291a680 [ 1330.003351][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.003437][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.003486][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9c5e08 [ 1330.003508][ T32] r4:00000000 [ 1330.003528][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1330.003603][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1330.003680][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.003764][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e01c0 [ 1330.003832][ T32] r4:00000000 [ 1330.003854][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.003897][ T32] r9:83018205 r8:848a2400 r7:00000000 r6:83018200 r5:00001000 r4:7f0bb000 [ 1330.003922][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.003965][ T32] r5:00001000 r4:ea9bd000 [ 1330.003989][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.004030][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.004071][ T32] r5:851e3f8c r4:851e3c00 [ 1330.004091][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.004177][ T32] r7:ddde2d80 r6:83018200 r5:851e3f8c r4:850df080 [ 1330.004207][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.004254][ T32] r10:61c88647 r9:848a2400 r8:850df0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.004276][ T32] r4:850df080 [ 1330.004297][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.004366][ T32] r10:00000000 r9:850df080 r8:80287e08 r7:ea9c1e60 r6:850df100 r5:848a2400 [ 1330.004398][ T32] r4:00000001 [ 1330.004426][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.004466][ T32] Exception stack(0xea9c5fb0 to 0xea9c5ff8) [ 1330.004492][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1330.004567][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1330.005232][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1330.005417][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1330.005565][ T32] 9d20: 9b13b000 e0047000 00000001 80239b98 7f07d000 00000001 ** 6 printk messages dropped ** [ 1330.005842][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1330.005864][ T32] r4:e05d9dc0 [ 1330.005893][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.005938][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1330.005960][ T32] r4:00000000 [ 1330.005984][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.006035][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1330.006087][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.006133][ T32] r5:00001000 r4:eb0cb000 [ 1330.006186][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.006259][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.006373][ T32] r5:8597c38c r4:8597c000 [ 1330.006443][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.006617][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1330.006642][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.006697][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.006720][ T32] r4:8506c780 [ 1330.006756][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.006805][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1330.006827][ T32] r4:00000001 [ 1330.006846][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.006881][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1330.007060][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.007184][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.007214][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.007242][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.007265][ T32] r4:8506bc80 [ 1330.007520][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.007601][ T32] INFO: task kworker/1:143:4005 blocked for more than 456 seconds. [ 1330.007634][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.007715][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.007769][ T32] task:kworker/1:143 state:D stack:0 pid:4005 tgid:4005 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.007820][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.007908][ T32] Call trace: [ 1330.008011][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1330.008063][ T32] r10:8291a684 r9:ea9b5d84 r8:00000002 r7:60000113 r6:ea9b5d8c r5:848a3000 [ 1330.008086][ T32] r4:848a3000 [ 1330.008148][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1330.008194][ T32] r5:848a3000 r4:8291a680 [ 1330.008248][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.008311][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.008389][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9b5e08 [ 1330.008562][ T32] r4:00000000 [ 1330.031134][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1330.031222][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1330.031264][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.031350][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e0440 [ 1330.031436][ T32] r4:00000000 [ 1330.031463][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.031513][ T32] r9:83018205 r8:848a3000 r7:00000000 r6:83018200 r5:00001000 r4:7f0bf000 [ 1330.031537][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.031582][ T32] r5:00001000 r4:ea9d9000 [ 1330.031602][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.031641][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.031714][ T32] r5:851f078c r4:851f0400 [ 1330.031760][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.031812][ T32] r7:ddde2d80 r6:83018200 r5:851f078c r4:850df180 ** 1 printk messages dropped ** [ 1330.031905][ T32] r10:61c88647 r9:848a3000 r8:850df1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1330.032270][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 12 printk messages dropped ** [ 1330.033421][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 ** 11 printk messages dropped ** [ 1330.033864][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 ** 10 printk messages dropped ** [ 1330.034336][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1330.034643][ T32] r4:8506bc80 ** 4 printk messages dropped ** [ 1330.034822][ T32] task:kworker/1:144 state:D stack:0 pid:4006 tgid:4006 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.034898][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.034941][ T32] Call trace: [ 1330.034970][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1330.035015][ T32] r10:8291a684 r9:ea9d1d84 r8:00000002 r7:60000113 r6:ea9d1d8c r5:848a3c00 [ 1330.035038][ T32] r4:848a3c00 [ 1330.035057][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1330.035112][ T32] r5:848a3c00 r4:8291a680 [ 1330.035147][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.035221][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.035267][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9d1e08 [ 1330.035291][ T32] r4:00000000 [ 1330.035319][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1330.035358][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1330.035391][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.035453][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e0600 [ 1330.035479][ T32] r4:00000000 [ 1330.035499][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.035543][ T32] r9:83018205 r8:848a3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0c1000 [ 1330.035564][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.035605][ T32] r5:00001000 r4:ea9e5000 [ 1330.035624][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.035671][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.035723][ T32] r5:851f0b8c r4:851f0800 [ 1330.035747][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.035793][ T32] r7:ddde2d80 r6:83018200 r5:851f0b8c r4:850df280 [ 1330.035813][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.035858][ T32] r10:61c88647 r9:848a3c00 r8:850df2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.035879][ T32] r4:850df280 [ 1330.035897][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.035962][ T32] r10:00000000 r9:850df280 r8:80287e08 r7:ea9b5e60 r6:850df300 r5:848a3c00 [ 1330.035992][ T32] r4:00000001 [ 1330.036032][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.036075][ T32] Exception stack(0xea9d1fb0 to 0xea9d1ff8) [ 1330.036103][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.036130][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.036165][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.036197][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.036219][ T32] r4:850e0240 [ 1330.036506][ T32] INFO: task kworker/1:144:4006 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1330.036539][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.036608][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.036688][ T32] Call trace: [ 1330.036800][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.036901][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1330.036967][ T32] r4:00000000 [ 1330.037027][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.037116][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) ** 5 printk messages dropped ** [ 1330.037521][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1330.037923][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1330.038319][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1330.058397][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 ** 9 printk messages dropped ** [ 1330.059196][ T32] INFO: task kworker/1:145:4008 blocked for more than 456 seconds. ** 7 printk messages dropped ** [ 1330.059669][ T32] r4:848a4800 ** 4 printk messages dropped ** [ 1330.059838][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9dde08 ** 9 printk messages dropped ** [ 1330.060308][ T32] r5:00001000 r4:ea9f1000 ** 2 printk messages dropped ** [ 1330.060430][ T32] r5:851f0f8c r4:851f0c00 ** 3 printk messages dropped ** [ 1330.060566][ T32] r10:61c88647 r9:848a4800 r8:850df3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1330.061020][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1330.061873][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1330.062094][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff ** 8 printk messages dropped ** [ 1330.062535][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1330.062875][ T32] r5:8597c38c r4:8597c000 ** 6 printk messages dropped ** [ 1330.063116][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 ** 10 printk messages dropped ** [ 1330.063575][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 8 printk messages dropped ** [ 1330.064053][ T32] r5:848a5400 r4:8291a680 ** 5 printk messages dropped ** [ 1330.064275][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1330.064729][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1330.064972][ T32] r10:61c88647 r9:848a5400 r8:850df4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1330.065301][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1330.065788][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.065904][ T32] Call trace: [ 1330.066000][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.066050][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1330.066073][ T32] r4:00000000 [ 1330.066162][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.066222][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1330.066254][ T32] 9d20: 9ba4f000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1330.066284][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1330.066330][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1330.066357][ T32] r5:80000013 r4:80239bb0 [ 1330.066377][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.066417][ T32] r4:82ac21e4 [ 1330.066447][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.066501][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1330.066527][ T32] r4:e05d9dc0 [ 1330.066566][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.066640][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1330.066675][ T32] r4:00000000 [ 1330.066717][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.066799][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1330.066822][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.066863][ T32] r5:00001000 r4:eb0cb000 [ 1330.066883][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.066950][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.067015][ T32] r5:8597c38c r4:8597c000 [ 1330.067047][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.067096][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1330.067144][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.067194][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.067237][ T32] r4:8506c780 [ 1330.067260][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.067357][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1330.067383][ T32] r4:00000001 [ 1330.067402][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.067480][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1330.067512][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.067548][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.067613][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.067645][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.067693][ T32] r4:8506bc80 [ 1330.067716][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.067762][ T32] INFO: task kworker/1:147:4012 blocked for more than 456 seconds. [ 1330.067794][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.067830][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.067874][ T32] task:kworker/1:147 state:D stack:0 pid:4012 tgid:4012 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.067965][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.068010][ T32] Call trace: [ 1330.068040][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1330.068126][ T32] r10:8291a684 r9:eaa01d84 r8:00000002 r7:60000113 r6:eaa01d8c r5:848a6000 [ 1330.068198][ T32] r4:848a6000 [ 1330.068222][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1330.068264][ T32] r5:848a6000 r4:8291a680 [ 1330.068284][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.068321][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.068361][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa01e08 [ 1330.068396][ T32] r4:00000000 [ 1330.068418][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1330.101185][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1330.101320][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.101369][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e0780 [ 1330.101407][ T32] r4:00000000 [ 1330.101465][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.101544][ T32] r9:83018205 r8:848a6000 r7:00000000 r6:83018200 r5:00001000 r4:7f0c7000 [ 1330.101571][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.101649][ T32] r5:00001000 r4:eaa09000 [ 1330.101680][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1330.101803][ T32] r5:851f178c r4:851f1400 [ 1330.101849][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1330.101995][ T32] r10:61c88647 r9:848a6000 r8:850df5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 12 printk messages dropped ** [ 1330.102941][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1330.103463][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1330.103963][ T32] r5:00001000 r4:eb0cb000 ** 7 printk messages dropped ** [ 1330.104328][ T32] r4:8506c780 ** 4 printk messages dropped ** [ 1330.104469][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) ** 7 printk messages dropped ** [ 1330.104717][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1330.105087][ T32] r4:848a6c00 ** 4 printk messages dropped ** [ 1330.105365][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa0de08 ** 9 printk messages dropped ** [ 1330.105689][ T32] r5:00001000 r4:eaa15000 ** 2 printk messages dropped ** [ 1330.105842][ T32] r5:851f1b8c r4:851f1800 ** 3 printk messages dropped ** [ 1330.106049][ T32] r10:61c88647 r9:848a6c00 r8:850df6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1330.106512][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1330.107260][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1330.107289][ T32] r4:00000000 [ 1330.107311][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.107411][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1330.107443][ T32] 9d20: 9c49b000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1330.107492][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1330.107521][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1330.107569][ T32] r5:80000013 r4:80239bb0 [ 1330.107616][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.107668][ T32] r4:82ac21e4 [ 1330.107689][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.107730][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1330.107752][ T32] r4:e05d9dc0 [ 1330.107772][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.107811][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1330.107855][ T32] r4:00000000 [ 1330.107905][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.107955][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1330.108021][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.108067][ T32] r5:00001000 r4:eb0cb000 [ 1330.108101][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.108164][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.108209][ T32] r5:8597c38c r4:8597c000 [ 1330.108229][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.108274][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1330.108295][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.108340][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.108413][ T32] r4:8506c780 [ 1330.108451][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.129091][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1330.129173][ T32] r4:00000001 [ 1330.129198][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.129259][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1330.129333][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.129366][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1330.129512][ T32] r4:8506bc80 ** 5 printk messages dropped ** [ 1330.129923][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1330.130286][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1330.130704][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1330.130891][ T32] r5:851f1f8c r4:851f1c00 ** 1 printk messages dropped ** [ 1330.131065][ T32] r7:ddde2d80 r6:83018200 r5:851f1f8c r4:850df780 ** 1 printk messages dropped ** [ 1330.131156][ T32] r10:61c88647 r9:848a0c00 r8:850df7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.131182][ T32] r4:850df780 [ 1330.131242][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.131290][ T32] r10:00000000 r9:850df780 r8:80287e08 r7:eaa0de60 r6:850df800 r5:848a0c00 [ 1330.131313][ T32] r4:00000001 [ 1330.131331][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.131386][ T32] Exception stack(0xeaa19fb0 to 0xeaa19ff8) [ 1330.131421][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.131493][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.131609][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.131645][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.131674][ T32] r4:850e08c0 [ 1330.132090][ T32] INFO: task kworker/1:149:4016 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1330.132127][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.132227][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.132297][ T32] Call trace: [ 1330.132328][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.132380][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1330.132431][ T32] r4:00000000 [ 1330.132455][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.132495][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1330.132546][ T32] 9d20: 9c805000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1330.132580][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1330.132605][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1330.132648][ T32] r5:80000013 r4:80239bb0 [ 1330.132680][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.132743][ T32] r4:82ac21e4 [ 1330.132768][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.132810][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1330.132856][ T32] r4:e05d9dc0 [ 1330.132899][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.132946][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1330.132990][ T32] r4:00000000 [ 1330.133014][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.133069][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1330.133114][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.133181][ T32] r5:00001000 r4:eb0cb000 [ 1330.133216][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.133283][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.133349][ T32] r5:8597c38c r4:8597c000 [ 1330.133375][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1330.133627][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 ** 11 printk messages dropped ** [ 1330.134194][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1330.134792][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1330.135367][ T32] r5:00001000 r4:eaa45000 ** 2 printk messages dropped ** [ 1330.135505][ T32] r5:851f2b8c r4:851f2800 [ 1330.135528][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1330.135713][ T32] r4:850df880 ** 5 printk messages dropped ** [ 1330.136004][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1330.136677][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 ** 7 printk messages dropped ** [ 1330.137163][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1330.137581][ T32] r5:00001000 r4:eb0cb000 ** 6 printk messages dropped ** [ 1330.137906][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1330.138323][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1330.159160][ T32] Call trace: ** 4 printk messages dropped ** [ 1330.159423][ T32] r5:85189800 r4:8291a680 ** 6 printk messages dropped ** [ 1330.159743][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1330.160254][ T32] r5:851f238c r4:851f2000 ** 1 printk messages dropped ** [ 1330.160409][ T32] r7:ddde2d80 r6:83018200 r5:851f238c r4:850df980 ** 1 printk messages dropped ** [ 1330.160556][ T32] r10:61c88647 r9:85189800 r8:850df9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.160604][ T32] r4:850df980 [ 1330.160657][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.160750][ T32] r10:00000000 r9:850df980 r8:80287e08 r7:ea9e9e60 r6:850dfa00 r5:85189800 [ 1330.160797][ T32] r4:00000001 [ 1330.160856][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.160939][ T32] Exception stack(0xeaa31fb0 to 0xeaa31ff8) [ 1330.160996][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.161112][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.161171][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.161228][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.161279][ T32] r4:850e0c00 [ 1330.161948][ T32] INFO: task kworker/1:151:4019 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1330.162011][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.162122][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.162206][ T32] Call trace: [ 1330.162269][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.162410][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1330.162459][ T32] r4:00000000 [ 1330.162497][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.162571][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1330.162659][ T32] 9d20: 9cc81000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1330.162770][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1330.162830][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1330.162905][ T32] r5:80000013 r4:80239bb0 [ 1330.162957][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.163036][ T32] r4:82ac21e4 [ 1330.163080][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.163163][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1330.163205][ T32] r4:e05d9dc0 [ 1330.163272][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.163357][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1330.163399][ T32] r4:00000000 [ 1330.163445][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.163584][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1330.163659][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.163707][ T32] r5:00001000 r4:eb0cb000 [ 1330.163730][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.163770][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.163811][ T32] r5:8597c38c r4:8597c000 [ 1330.163843][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.163918][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1330.163943][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.163990][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.164012][ T32] r4:8506c780 [ 1330.164046][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.164115][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1330.164141][ T32] r4:00000001 [ 1330.164224][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.164264][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1330.164291][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.164319][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.164344][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.164393][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.164443][ T32] r4:8506bc80 [ 1330.164467][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.164505][ T32] INFO: task kworker/1:152:4020 blocked for more than 456 seconds. [ 1330.164537][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.164560][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.164592][ T32] task:kworker/1:152 state:D stack:0 pid:4020 tgid:4020 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1330.165162][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1330.165755][ T32] r5:00001000 r4:eaa39000 ** 2 printk messages dropped ** [ 1330.165864][ T32] r5:851f278c r4:851f2400 [ 1330.165883][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1330.166019][ T32] r10:61c88647 r9:85188000 r8:850dfaac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1330.166311][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1330.167010][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 ** 8 printk messages dropped ** [ 1330.167290][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1330.167509][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1330.167726][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1330.168107][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1330.168326][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1330.189340][ T32] Call trace: ** 6 printk messages dropped ** [ 1330.189665][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1330.189731][ T32] r4:00000000 [ 1330.189750][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1330.189783][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1330.189819][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.189860][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850ca4c0 [ 1330.189883][ T32] r4:00000000 [ 1330.189931][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.189982][ T32] r9:83018205 r8:8518b000 r7:00000000 r6:83018200 r5:00001000 r4:7f0d3000 [ 1330.190054][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.190100][ T32] r5:00001000 r4:eaa51000 [ 1330.190121][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.190178][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.190223][ T32] r5:851f2f8c r4:851f2c00 [ 1330.190264][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.190316][ T32] r7:ddde2d80 r6:83018200 r5:851f2f8c r4:850dfb80 [ 1330.190337][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.190383][ T32] r10:61c88647 r9:8518b000 r8:850dfbac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.190426][ T32] r4:850dfb80 [ 1330.190449][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.190495][ T32] r10:00000000 r9:850dfb80 r8:80287e08 r7:ea9e9e60 r6:850dfc00 r5:8518b000 [ 1330.190560][ T32] r4:00000001 [ 1330.190586][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.190625][ T32] Exception stack(0xeaa5dfb0 to 0xeaa5dff8) [ 1330.190669][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.190702][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.190733][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.190813][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.190840][ T32] r4:850ca100 [ 1330.191212][ T32] INFO: task kworker/1:153:4024 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1330.191270][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.191363][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.191409][ T32] Call trace: [ 1330.191531][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.191585][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1330.191649][ T32] r4:00000000 [ 1330.191698][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.191742][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1330.191770][ T32] 9d20: 9d162000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1330.191821][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1330.191853][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1330.191899][ T32] r5:80000013 r4:80239bb0 [ 1330.191927][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.191991][ T32] r4:82ac21e4 [ 1330.192039][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.192093][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1330.192118][ T32] r4:e05d9dc0 [ 1330.192163][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.192256][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1330.192302][ T32] r4:00000000 [ 1330.192325][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.192372][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1330.192393][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.192435][ T32] r5:00001000 r4:eb0cb000 [ 1330.192454][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.192513][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.192582][ T32] r5:8597c38c r4:8597c000 [ 1330.192605][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1330.192905][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 ** 9 printk messages dropped ** [ 1330.193292][ T32] INFO: task kworker/1:154:4026 blocked for more than 456 seconds. ** 7 printk messages dropped ** [ 1330.193675][ T32] r4:8518c800 ** 3 printk messages dropped ** [ 1330.193852][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1330.194410][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1330.194531][ T32] r7:ddde2d80 r6:83018200 r5:851f338c r4:850dfc80 ** 4 printk messages dropped ** [ 1330.194689][ T32] r10:00000000 r9:850dfc80 r8:80287e08 r7:eaa5de60 r6:850dfd00 r5:8518c800 ** 10 printk messages dropped ** [ 1330.195234][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1330.195494][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) ** 5 printk messages dropped ** [ 1330.195759][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1330.195984][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1330.196354][ T32] r5:8597c38c r4:8597c000 ** 6 printk messages dropped ** [ 1330.196713][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 ** 9 printk messages dropped ** [ 1330.197151][ T32] INFO: task kworker/1:155:4029 blocked for more than 456 seconds. ** 9 printk messages dropped ** [ 1330.197603][ T32] r5:8518d400 r4:8291a680 ** 6 printk messages dropped ** [ 1330.197898][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1330.198210][ T32] r5:851f3b8c r4:851f3800 ** 1 printk messages dropped ** [ 1330.198274][ T32] r7:ddde2d80 r6:83018200 r5:851f3b8c r4:850dfd80 ** 7 printk messages dropped ** [ 1330.231588][ T32] Exception stack(0xeaa75fb0 to 0xeaa75ff8) ** 7 printk messages dropped ** [ 1330.232428][ T32] Workqueue: events bpf_prog_free_deferred ** 1 printk messages dropped ** [ 1330.232543][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.232598][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1330.232679][ T32] r4:00000000 [ 1330.232704][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.232745][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1330.232816][ T32] 9d20: 9dcbd000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1330.232849][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1330.232896][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1330.232940][ T32] r5:80000013 r4:80239bb0 [ 1330.232974][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.233020][ T32] r4:82ac21e4 [ 1330.233041][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.233138][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1330.233173][ T32] r4:e05d9dc0 [ 1330.233195][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.233260][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1330.233299][ T32] r4:00000000 [ 1330.233322][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.233413][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1330.233439][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.233482][ T32] r5:00001000 r4:eb0cb000 [ 1330.233502][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.233560][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.233602][ T32] r5:8597c38c r4:8597c000 [ 1330.233622][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.233696][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1330.233744][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.233794][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.233817][ T32] r4:8506c780 [ 1330.233837][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.233903][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1330.233951][ T32] r4:00000001 [ 1330.233979][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.234015][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1330.234043][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.234071][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.234132][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.234170][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.234222][ T32] r4:8506bc80 [ 1330.234293][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.234432][ T32] INFO: task kworker/1:156:4030 blocked for more than 456 seconds. [ 1330.234469][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.234495][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.234539][ T32] task:kworker/1:156 state:D stack:0 pid:4030 tgid:4030 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.234643][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.234847][ T32] Call trace: [ 1330.234952][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1330.235003][ T32] r10:8291a684 r9:eaa81d84 r8:00000002 r7:60000013 r6:eaa81d8c r5:8493e000 [ 1330.235038][ T32] r4:8493e000 [ 1330.235062][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1330.235124][ T32] r5:8493e000 r4:8291a680 [ 1330.235163][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.235227][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.235273][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa81e08 [ 1330.235304][ T32] r4:00000000 [ 1330.235335][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1330.235373][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1330.235416][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.235459][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850ca8c0 [ 1330.235481][ T32] r4:00000000 [ 1330.235521][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.235610][ T32] r9:83018205 r8:8493e000 r7:00000000 r6:83018200 r5:00001000 r4:7f0d7000 [ 1330.235641][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.235691][ T32] r5:00001000 r4:eaa69000 [ 1330.235711][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.235810][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.235856][ T32] r5:851f378c r4:851f3400 [ 1330.235876][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.235951][ T32] r7:ddde2d80 r6:83018200 r5:851f378c r4:850dfe80 [ 1330.235988][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.236039][ T32] r10:61c88647 r9:8493e000 r8:850dfeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.236111][ T32] r4:850dfe80 [ 1330.236134][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.236180][ T32] r10:00000000 r9:850dfe80 r8:80287e08 r7:eaa75e60 r6:850e9800 r5:8493e000 [ 1330.236222][ T32] r4:00000001 [ 1330.236245][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.236280][ T32] Exception stack(0xeaa81fb0 to 0xeaa81ff8) [ 1330.236306][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.236355][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.236385][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.236415][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.236438][ T32] r4:850ca800 [ 1330.236723][ T32] INFO: task kworker/1:156:4030 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1330.236757][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.236812][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.236865][ T32] Call trace: [ 1330.236897][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.236961][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1330.237010][ T32] r4:00000000 [ 1330.237036][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.237098][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1330.237136][ T32] 9d20: 9dcbd000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1330.237166][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1330.237213][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1330.237242][ T32] r5:80000013 r4:80239bb0 [ 1330.237263][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.237304][ T32] r4:82ac21e4 [ 1330.237325][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.237372][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 ** 3 printk messages dropped ** [ 1330.237582][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1330.237879][ T32] r5:8597c38c r4:8597c000 ** 5 printk messages dropped ** [ 1330.238194][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1330.253364][ T32] r4:8506bc80 ** 5 printk messages dropped ** [ 1330.253711][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1330.254107][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1330.254518][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1330.254869][ T32] r7:ddde2d80 r6:83018200 r5:851fc78c r4:850dff00 ** 5 printk messages dropped ** [ 1330.255063][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1330.255304][ T32] r4:850ca6c0 ** 5 printk messages dropped ** [ 1330.256024][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 ** 10 printk messages dropped ** [ 1330.256450][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 ** 7 printk messages dropped ** [ 1330.256881][ T32] r5:00001000 r4:eb0cb000 ** 6 printk messages dropped ** [ 1330.257196][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1330.257297][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1330.257344][ T32] r4:00000001 [ 1330.257392][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.257432][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1330.257479][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.257510][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.257574][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.257612][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.257634][ T32] r4:8506bc80 [ 1330.257670][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.257725][ T32] INFO: task kworker/1:158:4033 blocked for more than 456 seconds. [ 1330.257757][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.257804][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.257833][ T32] task:kworker/1:158 state:D stack:0 pid:4033 tgid:4033 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.257877][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.257919][ T32] Call trace: [ 1330.257948][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1330.258024][ T32] r10:8291a684 r9:eaa89d84 r8:00000002 r7:60000013 r6:eaa89d8c r5:8493ec00 [ 1330.258052][ T32] r4:8493ec00 [ 1330.258093][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1330.258138][ T32] r5:8493ec00 r4:8291a680 [ 1330.258158][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.258196][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.258257][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa89e08 [ 1330.258287][ T32] r4:00000000 [ 1330.258308][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1330.258343][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1330.258399][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.258444][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850cac00 [ 1330.258545][ T32] r4:00000000 [ 1330.272914][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.273009][ T32] r9:83018205 r8:8493ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0db000 [ 1330.273053][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.273137][ T32] r5:00001000 r4:eaa7d000 [ 1330.273182][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.273228][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.273272][ T32] r5:851f3f8c r4:851f3c00 [ 1330.273305][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.273357][ T32] r7:ddde2d80 r6:83018200 r5:851f3f8c r4:850dff80 [ 1330.273401][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.273473][ T32] r10:61c88647 r9:8493ec00 r8:850dffac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.273521][ T32] r4:850dff80 [ 1330.273565][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.273640][ T32] r10:00000000 r9:850dff80 r8:80287e08 r7:eaa85e60 r6:850e9900 r5:8493ec00 [ 1330.273676][ T32] r4:00000001 [ 1330.273718][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.273762][ T32] Exception stack(0xeaa89fb0 to 0xeaa89ff8) [ 1330.273792][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.273847][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.273882][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1330.274624][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1330.275024][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) ** 8 printk messages dropped ** [ 1330.275311][ T32] r4:e05d9dc0 ** 4 printk messages dropped ** [ 1330.275472][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 ** 10 printk messages dropped ** [ 1330.275943][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1330.276252][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1330.276584][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1330.276966][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1330.277361][ T32] r5:00001000 r4:eaa91000 ** 2 printk messages dropped ** [ 1330.277463][ T32] r5:851fc38c r4:851fc000 ** 3 printk messages dropped ** [ 1330.277642][ T32] r10:61c88647 r9:8493bc00 r8:850ce02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1330.277968][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1330.295845][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1330.296031][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff ** 8 printk messages dropped ** [ 1330.296424][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1330.296772][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1330.297373][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) ** 8 printk messages dropped ** [ 1330.297774][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 1330.298081][ T32] r4:8493d400 [ 1330.298100][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1330.298162][ T32] r5:8493d400 r4:8291a680 [ 1330.298187][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.298228][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.298292][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaaa9e08 [ 1330.298318][ T32] r4:00000000 [ 1330.298339][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1330.298374][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1330.298428][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.298517][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850caf80 [ 1330.308951][ T32] r4:00000000 [ 1330.309034][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.309109][ T32] r9:83018205 r8:8493d400 r7:00000000 r6:83018200 r5:00001000 r4:7f0e1000 [ 1330.309136][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.309183][ T32] r5:00001000 r4:eaaa5000 [ 1330.309226][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.309272][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.309337][ T32] r5:851fcb8c r4:851fc800 [ 1330.309367][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.309437][ T32] r7:ddde2d80 r6:83018200 r5:851fcb8c r4:850ce080 [ 1330.309487][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.309566][ T32] r10:61c88647 r9:8493d400 r8:850ce0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.309592][ T32] r4:850ce080 [ 1330.309613][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.309667][ T32] r10:00000000 r9:850ce080 r8:80287e08 r7:eaa85e60 r6:850e9a00 r5:8493d400 [ 1330.309691][ T32] r4:00000001 [ 1330.309711][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.309759][ T32] Exception stack(0xeaaa9fb0 to 0xeaaa9ff8) [ 1330.309794][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.309823][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.309849][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.309878][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.309926][ T32] r4:850cad80 [ 1330.310357][ T32] INFO: task kworker/1:160:4037 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1330.310393][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.310562][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.310639][ T32] Call trace: [ 1330.310705][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.310782][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1330.310824][ T32] r4:00000000 [ 1330.310848][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.310890][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1330.310918][ T32] 9d20: 9e767000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1330.310961][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1330.310991][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1330.311015][ T32] r5:80000013 r4:80239bb0 [ 1330.311036][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.311129][ T32] r4:82ac21e4 [ 1330.311155][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.311198][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1330.311241][ T32] r4:e05d9dc0 [ 1330.311290][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.311335][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1330.311358][ T32] r4:00000000 [ 1330.311378][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.311424][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1330.311446][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.311488][ T32] r5:00001000 r4:eb0cb000 [ 1330.311508][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.311564][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.311627][ T32] r5:8597c38c r4:8597c000 [ 1330.311657][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.311716][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1330.311741][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.311788][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.311811][ T32] r4:8506c780 [ 1330.311829][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.311874][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1330.311896][ T32] r4:00000001 [ 1330.311928][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.311980][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1330.312011][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.312041][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.312067][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.312095][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.312147][ T32] r4:8506bc80 [ 1330.312176][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.312205][ T32] INFO: task kworker/1:161:4040 blocked for more than 456 seconds. [ 1330.312239][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.312265][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.312286][ T32] task:kworker/1:161 state:D stack:0 pid:4040 tgid:4040 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.312361][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.312425][ T32] Call trace: [ 1330.312459][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1330.312507][ T32] r10:8291a684 r9:eaab5d84 r8:00000002 r7:60000113 r6:eaab5d8c r5:8493c800 [ 1330.312546][ T32] r4:8493c800 [ 1330.312588][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1330.312640][ T32] r5:8493c800 r4:8291a680 ** 1 printk messages dropped ** [ 1330.312711][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1330.313125][ T32] r9:83018205 r8:8493c800 r7:00000000 r6:83018200 r5:00001000 r4:7f0e3000 ** 4 printk messages dropped ** [ 1330.313381][ T32] r5:851fcf8c r4:851fcc00 ** 3 printk messages dropped ** [ 1330.313593][ T32] r10:61c88647 r9:8493c800 r8:850ce12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1330.314104][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1330.314903][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 ** 10 printk messages dropped ** [ 1330.315307][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 ** 9 printk messages dropped ** [ 1330.315677][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1330.316121][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1330.316339][ T32] r4:8506bc80 [ 1330.316358][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.316383][ T32] INFO: task kworker/1:162:4041 blocked for more than 456 seconds. [ 1330.316410][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.316434][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.316455][ T32] task:kworker/1:162 state:D stack:0 pid:4041 tgid:4041 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.316520][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.316575][ T32] Call trace: [ 1330.316654][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1330.316733][ T32] r10:8291a684 r9:eaac1d84 r8:00000002 r7:60000113 r6:eaac1d8c r5:8493a400 [ 1330.316761][ T32] r4:8493a400 [ 1330.316781][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1330.316824][ T32] r5:8493a400 r4:8291a680 [ 1330.316873][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.316917][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.316981][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaac1e08 [ 1330.317008][ T32] r4:00000000 [ 1330.317027][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1330.317062][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1330.317126][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.317171][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850c62c0 [ 1330.317208][ T32] r4:00000000 [ 1330.317245][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.317313][ T32] r9:83018205 r8:8493a400 r7:00000000 r6:83018200 r5:00001000 r4:7f0e5000 [ 1330.317343][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.317384][ T32] r5:00001000 r4:eaabd000 [ 1330.317434][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.317480][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.317522][ T32] r5:851fd38c r4:851fd000 [ 1330.317545][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.317592][ T32] r7:ddde2d80 r6:83018200 r5:851fd38c r4:850ce180 [ 1330.317621][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.317675][ T32] r10:61c88647 r9:8493a400 r8:850ce1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.317736][ T32] r4:850ce180 [ 1330.317759][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.317805][ T32] r10:00000000 r9:850ce180 r8:80287e08 r7:eaab5e60 r6:850e9b00 r5:8493a400 [ 1330.317828][ T32] r4:00000001 [ 1330.317870][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.317925][ T32] Exception stack(0xeaac1fb0 to 0xeaac1ff8) [ 1330.317955][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.317983][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.318009][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.318059][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.318087][ T32] r4:850c6080 [ 1330.318383][ T32] INFO: task kworker/1:162:4041 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1330.318418][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.335344][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.335440][ T32] Call trace: [ 1330.335497][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.335557][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1330.335583][ T32] r4:00000000 [ 1330.335604][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.335670][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1330.335706][ T32] 9d20: 9eb60000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1330.335762][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1330.335793][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1330.335826][ T32] r5:80000013 r4:80239bb0 [ 1330.335846][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.335928][ T32] r4:82ac21e4 [ 1330.335953][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.335997][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1330.336041][ T32] r4:e05d9dc0 [ 1330.336122][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.336312][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1330.336340][ T32] r4:00000000 [ 1330.336370][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.336442][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1330.336468][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.336512][ T32] r5:00001000 r4:eb0cb000 [ 1330.336531][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.336595][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.336642][ T32] r5:8597c38c r4:8597c000 ** 1 printk messages dropped ** [ 1330.336784][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 ** 5 printk messages dropped ** [ 1330.337014][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1330.337260][ T32] r4:8506bc80 ** 4 printk messages dropped ** [ 1330.337474][ T32] task:kworker/1:163 state:D stack:0 pid:4044 tgid:4044 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1330.338078][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) ** 9 printk messages dropped ** [ 1330.338510][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.356062][ T32] r5:851fe38c r4:851fe000 ** 1 printk messages dropped ** [ 1330.356263][ T32] r7:ddde2d80 r6:83018200 r5:851fe38c r4:850ce200 ** 5 printk messages dropped ** [ 1330.356504][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1330.356808][ T32] r4:850c6140 ** 5 printk messages dropped ** [ 1330.357582][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 ** 8 printk messages dropped ** [ 1330.357916][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1330.358140][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1330.363269][ T32] r5:8597c38c r4:8597c000 ** 6 printk messages dropped ** [ 1330.363740][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 ** 7 printk messages dropped ** [ 1330.364121][ T32] r4:8506bc80 [ 1330.364175][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.364229][ T32] INFO: task kworker/1:164:4046 blocked for more than 456 seconds. [ 1330.364271][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.364297][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.364319][ T32] task:kworker/1:164 state:D stack:0 pid:4046 tgid:4046 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.364398][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.364447][ T32] Call trace: [ 1330.364492][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1330.364589][ T32] r10:8291a684 r9:eaae1d84 r8:00000002 r7:60000113 r6:eaae1d8c r5:84998000 [ 1330.364628][ T32] r4:84998000 [ 1330.364695][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1330.364761][ T32] r5:84998000 r4:8291a680 [ 1330.364792][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.364833][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.364876][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaae1e08 [ 1330.364924][ T32] r4:00000000 [ 1330.364952][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1330.364989][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1330.365026][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.365068][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850c6400 [ 1330.365120][ T32] r4:00000000 [ 1330.365164][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.365262][ T32] r9:83018205 r8:84998000 r7:00000000 r6:83018200 r5:00001000 r4:7f0e7000 [ 1330.365334][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.365381][ T32] r5:00001000 r4:eaacd000 [ 1330.365422][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.365466][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.365508][ T32] r5:851fd78c r4:851fd400 [ 1330.365530][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.365574][ T32] r7:ddde2d80 r6:83018200 r5:851fd78c r4:850ce280 [ 1330.365636][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.365697][ T32] r10:61c88647 r9:84998000 r8:850ce2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.365721][ T32] r4:850ce280 [ 1330.365739][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.365830][ T32] r10:00000000 r9:850ce280 r8:80287e08 r7:eaad5e60 r6:850e9c00 r5:84998000 [ 1330.365926][ T32] r4:00000001 [ 1330.365949][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.365987][ T32] Exception stack(0xeaae1fb0 to 0xeaae1ff8) [ 1330.366038][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.366072][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.366101][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1330.366179][ T32] r4:850c6240 ** 4 printk messages dropped ** [ 1330.366836][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) ** 8 printk messages dropped ** [ 1330.367167][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 13 printk messages dropped ** [ 1330.367850][ T32] r5:8597c38c r4:8597c000 ** 6 printk messages dropped ** [ 1330.368140][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 ** 4 printk messages dropped ** [ 1330.368322][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.368352][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.368422][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.368495][ T32] r4:8506bc80 [ 1330.383333][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.383405][ T32] INFO: task kworker/1:165:4047 blocked for more than 456 seconds. [ 1330.383466][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.383502][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.383559][ T32] task:kworker/1:165 state:D stack:0 pid:4047 tgid:4047 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.383651][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.383746][ T32] Call trace: [ 1330.383878][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1330.383947][ T32] r10:8291a684 r9:eaa25d84 r8:00000002 r7:60000113 r6:eaa25d8c r5:8499a400 [ 1330.383972][ T32] r4:8499a400 [ 1330.383993][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1330.384079][ T32] r5:8499a400 r4:8291a680 [ 1330.384105][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.384168][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.384239][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa25e08 [ 1330.384280][ T32] r4:00000000 [ 1330.384303][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1330.384361][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1330.384405][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.384447][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850c6640 [ 1330.384483][ T32] r4:00000000 [ 1330.384537][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.384595][ T32] r9:83018205 r8:8499a400 r7:00000000 r6:83018200 r5:00001000 r4:7f0eb000 [ 1330.384622][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.384694][ T32] r5:00001000 r4:eaae9000 [ 1330.384753][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.384802][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.384845][ T32] r5:851fdb8c r4:851fd800 [ 1330.384865][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.384918][ T32] r7:ddde2d80 r6:83018200 r5:851fdb8c r4:850ce300 [ 1330.384948][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1330.385021][ T32] r4:850ce300 ** 6 printk messages dropped ** [ 1330.385314][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1330.386375][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 ** 8 printk messages dropped ** [ 1330.386710][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1330.387093][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1330.387486][ T32] r5:8597c38c r4:8597c000 ** 5 printk messages dropped ** [ 1330.387777][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1330.388102][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1330.388353][ T32] task:kworker/1:166 state:D stack:0 pid:4050 tgid:4050 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1330.403291][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1330.403686][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1330.403850][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1330.404270][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1330.405077][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1330.405207][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 ** 8 printk messages dropped ** [ 1330.405649][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1330.405678][ T32] r4:00000000 [ 1330.405702][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.405760][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1330.405811][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.405861][ T32] r5:00001000 r4:eb0cb000 [ 1330.405881][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.405925][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.405966][ T32] r5:8597c38c r4:8597c000 [ 1330.405985][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.406032][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1330.406054][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.406099][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.406133][ T32] r4:8506c780 [ 1330.406156][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.406205][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1330.406227][ T32] r4:00000001 [ 1330.406246][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.406336][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1330.406367][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.406396][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.406439][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.406496][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.406522][ T32] r4:8506bc80 [ 1330.406544][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.406573][ T32] INFO: task kworker/0:300:4051 blocked for more than 456 seconds. [ 1330.406616][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.406650][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.406688][ T32] task:kworker/0:300 state:D stack:0 pid:4051 tgid:4051 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.406839][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.406895][ T32] Call trace: [ 1330.406934][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1330.406982][ T32] r10:8291a684 r9:eab05d84 r8:00000002 r7:60000013 r6:eab05d8c r5:8518a400 [ 1330.407030][ T32] r4:8518a400 [ 1330.407060][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1330.407124][ T32] r5:8518a400 r4:8291a680 [ 1330.407148][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.407212][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.407266][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab05e08 [ 1330.407330][ T32] r4:00000000 [ 1330.407375][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1330.407416][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1330.407451][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.407490][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d76c0 [ 1330.407512][ T32] r4:00000000 [ 1330.407553][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.407617][ T32] r9:83018005 r8:8518a400 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 ** 1 printk messages dropped ** [ 1330.407699][ T32] r5:00001000 r4:dfd69000 ** 1 printk messages dropped ** [ 1330.407784][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1330.407963][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1330.408324][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1330.432824][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 ** 10 printk messages dropped ** [ 1330.433302][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 ** 9 printk messages dropped ** [ 1330.433759][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1330.434154][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 ** 7 printk messages dropped ** [ 1330.434501][ T32] r4:8506bc80 ** 5 printk messages dropped ** [ 1330.434753][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1330.434985][ T32] r4:85190000 [ 1330.435032][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1330.435101][ T32] r5:85190000 r4:8291a680 [ 1330.435126][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.435173][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.435218][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e47e5e08 [ 1330.435265][ T32] r4:00000000 [ 1330.435289][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1330.435333][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1330.435368][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.435408][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d72c0 [ 1330.435430][ T32] r4:00000000 [ 1330.435450][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.435496][ T32] r9:83018005 r8:85190000 r7:00000000 r6:83018000 r5:00001000 r4:7f025000 [ 1330.435517][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.435631][ T32] r5:00001000 r4:df9b7000 [ 1330.435679][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.435760][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.435887][ T32] r5:85119b8c r4:85119800 [ 1330.435955][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.436050][ T32] r7:dddced80 r6:83018000 r5:85119b8c r4:850e9d80 [ 1330.436091][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.436196][ T32] r10:61c88647 r9:85190000 r8:850e9dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.436247][ T32] r4:850e9d80 [ 1330.436314][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.436405][ T32] r10:00000000 r9:850e9d80 r8:80287e08 r7:eab05e60 r6:850ce500 r5:85190000 [ 1330.436494][ T32] r4:00000001 [ 1330.436572][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.436696][ T32] Exception stack(0xe47e5fb0 to 0xe47e5ff8) [ 1330.436752][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.436813][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.436863][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.436953][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.437022][ T32] r4:850d7040 [ 1330.437564][ T32] INFO: task kworker/0:301:4054 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1330.437732][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.437849][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.437946][ T32] Call trace: [ 1330.438046][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.438150][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1330.438199][ T32] r4:00000000 [ 1330.438239][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.438336][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1330.438410][ T32] 9d20: 9fbda000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1330.446764][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1330.446886][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1330.446925][ T32] r5:80000013 r4:80239bb0 [ 1330.446949][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.447012][ T32] r4:82ac21e4 [ 1330.447035][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.447107][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1330.447137][ T32] r4:e05d9dc0 [ 1330.447158][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1330.447412][ T32] r5:00001000 r4:eb0cb000 [ 1330.447433][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.447474][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.447517][ T32] r5:8597c38c r4:8597c000 [ 1330.447536][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.447637][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1330.447708][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.447766][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.447790][ T32] r4:8506c780 [ 1330.447810][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.447858][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1330.447882][ T32] r4:00000001 [ 1330.447940][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.447984][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1330.448012][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.448041][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.448104][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.448137][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.448160][ T32] r4:8506bc80 [ 1330.448184][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.448215][ T32] INFO: task kworker/0:302:4056 blocked for more than 456 seconds. [ 1330.448247][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 3 printk messages dropped ** [ 1330.448561][ T32] Call trace: ** 6 printk messages dropped ** [ 1330.459514][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1330.459938][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1330.460306][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1330.460462][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1330.460903][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1330.461883][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 ** 8 printk messages dropped ** [ 1330.462206][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1330.462439][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1330.462832][ T32] r5:8597c38c r4:8597c000 ** 5 printk messages dropped ** [ 1330.463035][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1330.463366][ T32] r4:8506bc80 ** 5 printk messages dropped ** [ 1330.463777][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1330.464227][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1330.464870][ T32] r5:00001000 r4:dfa5b000 ** 1 printk messages dropped ** [ 1330.464928][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1330.465295][ T32] r10:00000000 r9:850e9e80 r8:80287e08 r7:eab05e60 r6:850ce600 r5:85193000 ** 7 printk messages dropped ** [ 1330.465837][ T32] r4:850d71c0 [ 1330.466149][ T32] INFO: task kworker/0:303:4058 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1330.466201][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.466317][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.466392][ T32] Call trace: [ 1330.466424][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.466522][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1330.466581][ T32] r4:00000000 [ 1330.466629][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.466681][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1330.466715][ T32] 9d20: 9fdca000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1330.466783][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1330.466852][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1330.466905][ T32] r5:80000013 r4:80239bb0 [ 1330.466932][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.466976][ T32] r4:82ac21e4 [ 1330.467021][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.467069][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1330.467132][ T32] r4:e05d9dc0 [ 1330.467156][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.467206][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1330.467254][ T32] r4:00000000 [ 1330.467279][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.467327][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1330.467349][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.467395][ T32] r5:00001000 r4:eb0cb000 [ 1330.467418][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.467458][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.467499][ T32] r5:8597c38c r4:8597c000 [ 1330.467542][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.467594][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1330.467616][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.467718][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.467816][ T32] r4:8506c780 [ 1330.467839][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.467899][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1330.467925][ T32] r4:00000001 [ 1330.467969][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.468082][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1330.468185][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.468218][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.468247][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.468275][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.468297][ T32] r4:8506bc80 [ 1330.468316][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.468340][ T32] INFO: task kworker/0:304:4061 blocked for more than 456 seconds. [ 1330.468369][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.468392][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1330.493148][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1330.493666][ T32] r5:00001000 r4:dfd13000 ** 1 printk messages dropped ** [ 1330.493731][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1330.493886][ T32] r7:dddced80 r6:83018000 r5:8512438c r4:850e9f00 ** 5 printk messages dropped ** [ 1330.494226][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1330.494460][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1330.495768][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) ** 7 printk messages dropped ** [ 1330.496190][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 ** 10 printk messages dropped ** [ 1330.496719][ T32] r5:8597c38c r4:8597c000 ** 5 printk messages dropped ** [ 1330.497040][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1330.497564][ T32] r4:8506bc80 ** 5 printk messages dropped ** [ 1330.497799][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1330.498175][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1330.517615][ T32] r5:00001000 r4:dfcd5000 ** 1 printk messages dropped ** [ 1330.517759][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1330.518125][ T32] r4:850ce700 ** 7 printk messages dropped ** [ 1330.518894][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1330.519812][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 ** 7 printk messages dropped ** [ 1330.520058][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1330.520538][ T32] r5:00001000 r4:eb0cb000 ** 7 printk messages dropped ** [ 1330.520995][ T32] r4:8506c780 ** 5 printk messages dropped ** [ 1330.521182][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1330.521401][ T32] INFO: task kworker/1:168:4065 blocked for more than 457 seconds. [ 1330.521458][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.521521][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.521549][ T32] task:kworker/1:168 state:D stack:0 pid:4065 tgid:4065 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.521672][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.521723][ T32] Call trace: [ 1330.521766][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1330.521864][ T32] r10:8291a684 r9:e8809d84 r8:00000002 r7:60000113 r6:e8809d8c r5:85194800 [ 1330.521896][ T32] r4:85194800 [ 1330.521964][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1330.522016][ T32] r5:85194800 r4:8291a680 [ 1330.522036][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.522081][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.522159][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8809e08 [ 1330.522210][ T32] r4:00000000 [ 1330.522233][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1330.522269][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1330.522412][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.522456][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852dd480 [ 1330.522497][ T32] r4:00000000 [ 1330.522545][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.522598][ T32] r9:83018205 r8:85194800 r7:00000000 r6:83018200 r5:00001000 r4:7f0ab000 [ 1330.522620][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.522660][ T32] r5:00001000 r4:eaa97000 [ 1330.522687][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.522726][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.522819][ T32] r5:851ff38c r4:851ff000 [ 1330.522869][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.522963][ T32] r7:ddde2d80 r6:83018200 r5:851ff38c r4:850ce800 [ 1330.522988][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.523035][ T32] r10:61c88647 r9:85194800 r8:850ce82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.523057][ T32] r4:850ce800 [ 1330.523076][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.523120][ T32] r10:00000000 r9:850ce800 r8:80287e08 r7:eab01e60 r6:850ce880 r5:85194800 [ 1330.523163][ T32] r4:00000001 [ 1330.523186][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.523226][ T32] Exception stack(0xe8809fb0 to 0xe8809ff8) [ 1330.523254][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.523346][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.523401][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.523432][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.523455][ T32] r4:850c6e40 [ 1330.523716][ T32] INFO: task kworker/1:168:4065 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1330.523771][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.523853][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.523898][ T32] Call trace: [ 1330.523983][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.524048][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1330.524078][ T32] r4:00000000 [ 1330.524098][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.524137][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1330.524208][ T32] 9d20: a039e000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1330.524246][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1330.524272][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1330.524317][ T32] r5:80000013 r4:80239bb0 [ 1330.524341][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.524414][ T32] r4:82ac21e4 [ 1330.524463][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.524533][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1330.524563][ T32] r4:e05d9dc0 [ 1330.524582][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.524623][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1330.524645][ T32] r4:00000000 [ 1330.524664][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.524730][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1330.524777][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.524823][ T32] r5:00001000 r4:eb0cb000 [ 1330.524843][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.524882][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.525009][ T32] r5:8597c38c r4:8597c000 [ 1330.525034][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1330.525216][ T32] r4:8506c780 ** 3 printk messages dropped ** [ 1330.525391][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 9 printk messages dropped ** [ 1330.525816][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1330.526406][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1330.526894][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1330.527147][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1330.527505][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1330.527757][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1330.528423][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) ** 7 printk messages dropped ** [ 1330.565197][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 ** 10 printk messages dropped ** [ 1330.565674][ T32] r5:8597c38c r4:8597c000 ** 6 printk messages dropped ** [ 1330.565992][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 ** 10 printk messages dropped ** [ 1330.566570][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1330.567044][ T32] r4:85192400 ** 4 printk messages dropped ** [ 1330.567370][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8859e08 ** 8 printk messages dropped ** [ 1330.567664][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.567710][ T32] r5:00001000 r4:dfda5000 [ 1330.567744][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.567788][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.567829][ T32] r5:85124b8c r4:85124800 [ 1330.567849][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.567969][ T32] r7:dddced80 r6:83018000 r5:85124b8c r4:850e9f80 [ 1330.568019][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.568071][ T32] r10:61c88647 r9:85192400 r8:850e9fac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.568093][ T32] r4:850e9f80 [ 1330.568126][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.568201][ T32] r10:00000000 r9:850e9f80 r8:80287e08 r7:eab05e60 r6:850cea00 r5:85192400 [ 1330.568238][ T32] r4:00000001 [ 1330.568285][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.568398][ T32] Exception stack(0xe8859fb0 to 0xe8859ff8) [ 1330.568429][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.568497][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.571461][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.571508][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.571568][ T32] r4:850d7740 [ 1330.572026][ T32] INFO: task kworker/0:305:4069 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1330.572064][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.572136][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.572216][ T32] Call trace: [ 1330.572280][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.572336][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1330.572359][ T32] r4:00000000 [ 1330.572379][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.572419][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1330.572448][ T32] 9d20: a0b34000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1330.572478][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1330.572504][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1330.572552][ T32] r5:80000013 r4:80239bb0 [ 1330.572601][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.572746][ T32] r4:82ac21e4 [ 1330.572773][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.572817][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1330.572841][ T32] r4:e05d9dc0 [ 1330.572860][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.572902][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1330.572965][ T32] r4:00000000 [ 1330.572991][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.573113][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1330.573141][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.573184][ T32] r5:00001000 r4:eb0cb000 [ 1330.573204][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.573243][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.573284][ T32] r5:8597c38c r4:8597c000 [ 1330.573305][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.573350][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1330.573372][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.573439][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.573491][ T32] r4:8506c780 [ 1330.573514][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.573585][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1330.573620][ T32] r4:00000001 [ 1330.573689][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.573782][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1330.573819][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.573871][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.573920][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.573958][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.574001][ T32] r4:8506bc80 [ 1330.574027][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.574054][ T32] INFO: task kworker/0:306:4071 blocked for more than 457 seconds. ** 4 printk messages dropped ** [ 1330.574320][ T32] Call trace: ** 6 printk messages dropped ** [ 1330.574758][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1330.575234][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1330.575391][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1330.575761][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1330.575981][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1330.576780][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) ** 7 printk messages dropped ** [ 1330.577089][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 ** 9 printk messages dropped ** [ 1330.577641][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1330.577948][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 9 printk messages dropped ** [ 1330.578377][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1330.600980][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1330.601616][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1330.602085][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1330.602410][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.602457][ T32] r10:00000000 r9:850d2080 r8:80287e08 r7:ea899e60 r6:850ceb00 r5:8518ec00 [ 1330.602480][ T32] r4:00000001 [ 1330.602499][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.602552][ T32] Exception stack(0xea8a5fb0 to 0xea8a5ff8) [ 1330.602585][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.602615][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.602652][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.602686][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.602715][ T32] r4:850d78c0 [ 1330.603116][ T32] INFO: task kworker/0:307:4072 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1330.603158][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.603358][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.603410][ T32] Call trace: [ 1330.603441][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.603495][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1330.603521][ T32] r4:00000000 [ 1330.603541][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.603625][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1330.603715][ T32] 9d20: a0d3a000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1330.603755][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1330.603781][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1330.603806][ T32] r5:80000013 r4:80239bb0 [ 1330.603827][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.603892][ T32] r4:82ac21e4 [ 1330.603918][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.604056][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1330.604083][ T32] r4:e05d9dc0 [ 1330.604127][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.604174][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1330.604197][ T32] r4:00000000 [ 1330.604258][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.604330][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1330.604359][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.604426][ T32] r5:00001000 r4:eb0cb000 [ 1330.604452][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.604493][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.604535][ T32] r5:8597c38c r4:8597c000 [ 1330.604555][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.604669][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1330.604720][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.604847][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.604875][ T32] r4:8506c780 [ 1330.604895][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.604942][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1330.605041][ T32] r4:00000001 [ 1330.605066][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.605127][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1330.605165][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.605195][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.605222][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.605250][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.605272][ T32] r4:8506bc80 [ 1330.605310][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.605424][ T32] INFO: task kworker/0:308:4074 blocked for more than 457 seconds. [ 1330.605460][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.605587][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.605614][ T32] task:kworker/0:308 state:D stack:0 pid:4074 tgid:4074 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.605677][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.605724][ T32] Call trace: [ 1330.605754][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1330.605811][ T32] r10:8291a684 r9:e8829d84 r8:00000002 r7:60000113 r6:e8829d8c r5:8499b000 [ 1330.605838][ T32] r4:8499b000 [ 1330.605886][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1330.605960][ T32] r5:8499b000 r4:8291a680 [ 1330.606004][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.606072][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.606137][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8829e08 [ 1330.606214][ T32] r4:00000000 [ 1330.606238][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1330.606273][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1330.606338][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.606385][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d7d00 [ 1330.606407][ T32] r4:00000000 [ 1330.606427][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.606472][ T32] r9:83018005 r8:8499b000 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1330.606495][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.606540][ T32] r5:00001000 r4:e03f9000 [ 1330.606561][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.606617][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.606662][ T32] r5:8512538c r4:85125000 [ 1330.606682][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.606731][ T32] r7:dddced80 r6:83018000 r5:8512538c r4:850d2100 ** 1 printk messages dropped ** [ 1330.606841][ T32] r10:61c88647 r9:8499b000 r8:850d212c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1330.607315][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1330.607898][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 ** 8 printk messages dropped ** [ 1330.608304][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1330.631377][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1330.631681][ T32] r5:8597c38c r4:8597c000 ** 5 printk messages dropped ** [ 1330.631944][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1330.632441][ T32] r4:8506bc80 ** 5 printk messages dropped ** [ 1330.632845][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1330.633191][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1330.633595][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1330.633710][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1330.634073][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1330.634291][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1330.634851][ T32] Call trace: ** 5 printk messages dropped ** [ 1330.635099][ T32] 9d20: a1166000 e0047000 00000001 80239b98 7f07d000 00000001 ** 4 printk messages dropped ** [ 1330.635243][ T32] r4:82ac21e4 [ 1330.635330][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.635378][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1330.635443][ T32] r4:e05d9dc0 [ 1330.635465][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.635507][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1330.635531][ T32] r4:00000000 [ 1330.635597][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.635647][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1330.635669][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.635714][ T32] r5:00001000 r4:eb0cb000 [ 1330.635830][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.635881][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.635925][ T32] r5:8597c38c r4:8597c000 [ 1330.635945][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.635998][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1330.636043][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.636094][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.636152][ T32] r4:8506c780 [ 1330.636174][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.636222][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1330.636245][ T32] r4:00000001 [ 1330.636264][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.636300][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1330.636326][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.636354][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.636380][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.636407][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.636430][ T32] r4:8506bc80 [ 1330.636449][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.636472][ T32] INFO: task kworker/0:310:4078 blocked for more than 457 seconds. [ 1330.636522][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.636554][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.636607][ T32] task:kworker/0:310 state:D stack:0 pid:4078 tgid:4078 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.636714][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.636757][ T32] Call trace: [ 1330.636787][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1330.636832][ T32] r10:8291a684 r9:e883dd84 r8:00000002 r7:60000113 r6:e883dd8c r5:8499d400 [ 1330.636855][ T32] r4:8499d400 [ 1330.636900][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1330.636947][ T32] r5:8499d400 r4:8291a680 [ 1330.636972][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.637011][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.637055][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e883de08 [ 1330.637083][ T32] r4:00000000 [ 1330.637104][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1330.637138][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1330.637171][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.637210][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d7e80 [ 1330.637233][ T32] r4:00000000 [ 1330.637280][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.637441][ T32] r9:83018005 r8:8499d400 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1330.637466][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.637556][ T32] r5:00001000 r4:e0493000 [ 1330.637604][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.637685][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.637756][ T32] r5:85125b8c r4:85125800 [ 1330.637786][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.637859][ T32] r7:dddced80 r6:83018000 r5:85125b8c r4:850d2300 ** 2 printk messages dropped ** [ 1330.638023][ T32] r4:850d2300 ** 6 printk messages dropped ** [ 1330.638432][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1330.658359][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 ** 7 printk messages dropped ** [ 1330.659390][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1330.660195][ T32] r5:00001000 r4:eb0cb000 ** 7 printk messages dropped ** [ 1330.660771][ T32] r4:8506c780 ** 3 printk messages dropped ** [ 1330.660919][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 9 printk messages dropped ** [ 1330.661310][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 6 printk messages dropped ** [ 1330.661597][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1330.661638][ T32] r5:8499e000 r4:8291a680 [ 1330.661664][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.661705][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.661769][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea8d1e08 [ 1330.661795][ T32] r4:00000000 [ 1330.661815][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1330.661874][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1330.661913][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.661978][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850c6380 [ 1330.662051][ T32] r4:00000000 [ 1330.662075][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.662146][ T32] r9:83018005 r8:8499e000 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1330.662172][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.662216][ T32] r5:00001000 r4:e0567000 [ 1330.662259][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.662302][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.662367][ T32] r5:8512638c r4:85126000 [ 1330.662397][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.662458][ T32] r7:dddced80 r6:83018000 r5:8512638c r4:850d2400 [ 1330.662483][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.662530][ T32] r10:61c88647 r9:8499e000 r8:850d242c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.662552][ T32] r4:850d2400 [ 1330.662573][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.662617][ T32] r10:00000000 r9:850d2400 r8:80287e08 r7:ea8a5e60 r6:850d2480 r5:8499e000 [ 1330.662639][ T32] r4:00000001 [ 1330.662670][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.662713][ T32] Exception stack(0xea8d1fb0 to 0xea8d1ff8) [ 1330.662789][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.662824][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.662953][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.663072][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.663143][ T32] r4:850d7e00 [ 1330.663562][ T32] INFO: task kworker/0:311:4081 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1330.663598][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.663708][ T32] Workqueue: events bpf_prog_free_deferred ** 4 printk messages dropped ** [ 1330.663936][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 8 printk messages dropped ** [ 1330.664223][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1330.664264][ T32] r4:e05d9dc0 [ 1330.664287][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.664351][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1330.664377][ T32] r4:00000000 [ 1330.664407][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.664482][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1330.664507][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.664646][ T32] r5:00001000 r4:eb0cb000 [ 1330.664680][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.664722][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.664764][ T32] r5:8597c38c r4:8597c000 [ 1330.664788][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.664859][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1330.664886][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.664933][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.664955][ T32] r4:8506c780 [ 1330.664974][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.665042][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1330.665113][ T32] r4:00000001 [ 1330.665144][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.665182][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1330.665254][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.665287][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1330.665616][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 8 printk messages dropped ** [ 1330.666126][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 8 printk messages dropped ** [ 1330.666465][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1330.666724][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1330.666876][ T32] r7:dddced80 r6:83018000 r5:85126b8c r4:850d2500 ** 5 printk messages dropped ** [ 1330.667152][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1330.667355][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1330.668132][ T32] r4:00000000 [ 1330.668156][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.668220][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1330.668252][ T32] 9d20: a13ce000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1330.668281][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1330.668343][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1330.668371][ T32] r5:80000013 r4:80239bb0 [ 1330.668393][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.688906][ T32] r4:82ac21e4 [ 1330.688989][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.689107][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1330.689211][ T32] r4:e05d9dc0 [ 1330.689249][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.689299][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1330.689346][ T32] r4:00000000 [ 1330.689373][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.689421][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1330.689466][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.689516][ T32] r5:00001000 r4:eb0cb000 [ 1330.689557][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.689613][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.689693][ T32] r5:8597c38c r4:8597c000 [ 1330.689718][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1330.689998][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1330.690330][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1330.690708][ T32] Call trace: ** 7 printk messages dropped ** [ 1330.691279][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea8dde08 ** 8 printk messages dropped ** [ 1330.691655][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1330.691820][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1330.692165][ T32] r4:850d2600 ** 4 printk messages dropped ** [ 1330.692433][ T32] Exception stack(0xea8ddfb0 to 0xea8ddff8) ** 7 printk messages dropped ** [ 1330.693664][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1330.694057][ T32] 9d20: a17ec000 e0047000 00000001 80239b98 7f07d000 00000001 ** 10 printk messages dropped ** [ 1330.694446][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1330.694718][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1330.695074][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1330.695370][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1330.695650][ T32] r4:84998c00 ** 5 printk messages dropped ** [ 1330.695911][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1330.696182][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1330.696346][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1330.697068][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1330.697474][ T32] r4:850e3180 ** 3 printk messages dropped ** [ 1330.698068][ T32] Call trace: ** 4 printk messages dropped ** [ 1330.698399][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) ** 5 printk messages dropped ** [ 1330.729352][ T32] r4:82ac21e4 [ 1330.729372][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.729414][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1330.729438][ T32] r4:e05d9dc0 [ 1330.729457][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.729560][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1330.729661][ T32] r4:00000000 [ 1330.729687][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.729739][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1330.729761][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.729806][ T32] r5:00001000 r4:eb0cb000 [ 1330.729908][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.729978][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.730027][ T32] r5:8597c38c r4:8597c000 [ 1330.730049][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.730113][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1330.730146][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.730288][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.730351][ T32] r4:8506c780 [ 1330.730466][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.730519][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1330.730542][ T32] r4:00000001 [ 1330.730562][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.730600][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1330.730629][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.730664][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.730692][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.730721][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.730783][ T32] r4:8506bc80 [ 1330.730844][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.730895][ T32] INFO: task kworker/0:315:4088 blocked for more than 457 seconds. [ 1330.730937][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.730965][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.731009][ T32] task:kworker/0:315 state:D stack:0 pid:4088 tgid:4088 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.731072][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.731119][ T32] Call trace: [ 1330.731151][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1330.731227][ T32] r10:8291a684 r9:ea915d84 r8:00000002 r7:60000113 r6:ea915d8c r5:85148000 [ 1330.731279][ T32] r4:85148000 [ 1330.731327][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1330.731375][ T32] r5:85148000 r4:8291a680 [ 1330.731409][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.731460][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.731504][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea915e08 [ 1330.731536][ T32] r4:00000000 [ 1330.731555][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1330.731590][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1330.731648][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.731708][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e3480 [ 1330.731731][ T32] r4:00000000 [ 1330.731751][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.731903][ T32] r9:83018005 r8:85148000 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1330.731933][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.731979][ T32] r5:00001000 r4:e06cd000 [ 1330.732012][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.732058][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.732101][ T32] r5:85126f8c r4:85126c00 [ 1330.732125][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1330.732237][ T32] r10:61c88647 r9:85148000 r8:850d282c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1330.732559][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1330.733585][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1330.733737][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff ** 5 printk messages dropped ** [ 1330.733936][ T32] r4:e05d9dc0 ** 6 printk messages dropped ** [ 1330.734409][ T32] r5:00001000 r4:eb0cb000 ** 7 printk messages dropped ** [ 1330.735035][ T32] r4:8506c780 ** 3 printk messages dropped ** [ 1330.735191][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 10 printk messages dropped ** [ 1330.735666][ T32] task:kworker/0:316 state:D stack:0 pid:4091 tgid:4091 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1330.736192][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1330.736318][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e3600 ** 6 printk messages dropped ** [ 1330.736560][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1330.736893][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1330.737136][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.737164][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.737187][ T32] r4:850e3400 [ 1330.737405][ T32] INFO: task kworker/0:316:4091 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1330.737441][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.737496][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.737538][ T32] Call trace: [ 1330.737567][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.737615][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1330.737727][ T32] r4:00000000 [ 1330.737821][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.737867][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1330.737896][ T32] 9d20: a1bac000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1330.737951][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1330.737982][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1330.738008][ T32] r5:80000013 r4:80239bb0 [ 1330.738029][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.738069][ T32] r4:82ac21e4 [ 1330.738088][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.738153][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1330.738181][ T32] r4:e05d9dc0 [ 1330.738202][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.738243][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1330.738289][ T32] r4:00000000 [ 1330.738314][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.738383][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1330.738412][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.761504][ T32] r5:00001000 r4:eb0cb000 [ 1330.761617][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.761693][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.761755][ T32] r5:8597c38c r4:8597c000 [ 1330.761781][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.761832][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1330.761853][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.761900][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.761941][ T32] r4:8506c780 [ 1330.761966][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.762061][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1330.762267][ T32] r4:00000001 [ 1330.762293][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.762334][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1330.762374][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.762405][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.762433][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.762462][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.762546][ T32] r4:8506bc80 [ 1330.762609][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.762645][ T32] INFO: task kworker/0:317:4092 blocked for more than 457 seconds. [ 1330.762688][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.762717][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.762877][ T32] task:kworker/0:317 state:D stack:0 pid:4092 tgid:4092 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.763128][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.763182][ T32] Call trace: [ 1330.763304][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1330.763357][ T32] r10:8291a684 r9:ea929d84 r8:00000002 r7:60000013 r6:ea929d8c r5:85149800 [ 1330.763619][ T32] r4:85149800 [ 1330.763661][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1330.763720][ T32] r5:85149800 r4:8291a680 [ 1330.763745][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.763785][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.763828][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea929e08 [ 1330.763850][ T32] r4:00000000 [ 1330.763881][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1330.763951][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1330.763994][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1330.764349][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1330.764483][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1330.764746][ T32] r10:61c88647 r9:85149800 r8:850d2a2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1330.765425][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1330.766453][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1330.766810][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff ** 8 printk messages dropped ** [ 1330.767400][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1330.767959][ T32] r5:8597c38c r4:8597c000 ** 5 printk messages dropped ** [ 1330.786797][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1330.787428][ T32] INFO: task kworker/0:318:4095 blocked for more than 457 seconds. ** 8 printk messages dropped ** [ 1330.787881][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) ** 7 printk messages dropped ** [ 1330.788322][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1330.794508][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.794585][ T32] r5:85127f8c r4:85127c00 [ 1330.794634][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.794694][ T32] r7:dddced80 r6:83018000 r5:85127f8c r4:850d2b00 [ 1330.794762][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.794834][ T32] r10:61c88647 r9:8514a400 r8:850d2b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.794857][ T32] r4:850d2b00 [ 1330.794878][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.794925][ T32] r10:00000000 r9:850d2b00 r8:80287e08 r7:ea8e9e60 r6:850d2b80 r5:8514a400 [ 1330.794947][ T32] r4:00000001 [ 1330.794967][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.795005][ T32] Exception stack(0xea931fb0 to 0xea931ff8) [ 1330.795034][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.795099][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.795130][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.795180][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.795206][ T32] r4:850e37c0 [ 1330.795637][ T32] INFO: task kworker/0:318:4095 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1330.795702][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.795775][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.795844][ T32] Call trace: [ 1330.795880][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.795932][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1330.795976][ T32] r4:00000000 [ 1330.796022][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.796090][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1330.796122][ T32] 9d20: a2252000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1330.796179][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1330.796232][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1330.796259][ T32] r5:80000013 r4:80239bb0 [ 1330.796280][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.796321][ T32] r4:82ac21e4 [ 1330.796340][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.796442][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1330.796474][ T32] r4:e05d9dc0 [ 1330.796493][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.796534][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1330.796556][ T32] r4:00000000 [ 1330.796575][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.796618][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1330.796639][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.796714][ T32] r5:00001000 r4:eb0cb000 [ 1330.796772][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.796817][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1330.796962][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 ** 6 printk messages dropped ** [ 1330.797261][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1330.797611][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 7 printk messages dropped ** [ 1330.798068][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) ** 7 printk messages dropped ** [ 1330.798425][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1330.818997][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1330.819162][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1330.819548][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1330.820347][ T32] Call trace: ** 5 printk messages dropped ** [ 1330.820570][ T32] 9d20: a2706000 e0047000 00000001 80239b98 7f07d000 00000001 ** 9 printk messages dropped ** [ 1330.820955][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 ** 11 printk messages dropped ** [ 1330.821488][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1330.821750][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1330.822041][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1330.822452][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1330.822875][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1330.822983][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1330.823291][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1330.823501][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1330.824182][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) ** 7 printk messages dropped ** [ 1330.824504][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 ** 7 printk messages dropped ** [ 1330.824864][ T32] r5:00001000 r4:eb0cb000 ** 7 printk messages dropped ** [ 1330.825263][ T32] r4:8506c780 ** 2 printk messages dropped ** [ 1330.825355][ T32] r4:00000001 [ 1330.825373][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.825409][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1330.825435][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.825462][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.825488][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.825569][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.825602][ T32] r4:8506bc80 [ 1330.825622][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.825646][ T32] INFO: task kworker/0:321:4101 blocked for more than 457 seconds. [ 1330.825678][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.825723][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.825748][ T32] task:kworker/0:321 state:D stack:0 pid:4101 tgid:4101 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.825831][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.825881][ T32] Call trace: [ 1330.825910][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1330.825957][ T32] r10:8291a684 r9:eab19d84 r8:00000002 r7:60000113 r6:eab19d8c r5:8514c800 [ 1330.825980][ T32] r4:8514c800 [ 1330.826001][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1330.826043][ T32] r5:8514c800 r4:8291a680 [ 1330.826062][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.826098][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.826180][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab19e08 [ 1330.826206][ T32] r4:00000000 [ 1330.826226][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1330.826262][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1330.826295][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.826335][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e3ec0 [ 1330.826377][ T32] r4:00000000 [ 1330.826401][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.826445][ T32] r9:83018005 r8:8514c800 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [ 1330.826467][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.826508][ T32] r5:00001000 r4:e884f000 [ 1330.826527][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.826565][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.826606][ T32] r5:8524cb8c r4:8524c800 [ 1330.826625][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.826695][ T32] r7:dddced80 r6:83018000 r5:8524cb8c r4:850d2e00 [ 1330.826721][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.826788][ T32] r10:61c88647 r9:8514c800 r8:850d2e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.826902][ T32] r4:850d2e00 [ 1330.826951][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.827023][ T32] r10:00000000 r9:850d2e00 r8:80287e08 r7:eab15e60 r6:850d2e80 r5:8514c800 [ 1330.827081][ T32] r4:00000001 [ 1330.827104][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.827162][ T32] Exception stack(0xeab19fb0 to 0xeab19ff8) [ 1330.827192][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.827241][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.827283][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.827314][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.827336][ T32] r4:850e3b80 [ 1330.827582][ T32] INFO: task kworker/0:321:4101 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1330.827638][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.827755][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.827802][ T32] Call trace: [ 1330.827866][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.827932][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1330.827959][ T32] r4:00000000 [ 1330.827979][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.828041][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1330.828099][ T32] 9d20: a2706000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1330.828136][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1330.828162][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1330.828186][ T32] r5:80000013 r4:80239bb0 [ 1330.828206][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.828246][ T32] r4:82ac21e4 [ 1330.828266][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.828334][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1330.828386][ T32] r4:e05d9dc0 [ 1330.828409][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.850346][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1330.850438][ T32] r4:00000000 [ 1330.850506][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.850583][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1330.850657][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1330.850864][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1330.851245][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1330.851400][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.851429][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.851452][ T32] r4:8506bc80 [ 1330.851538][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.851583][ T32] INFO: task kworker/0:322:4103 blocked for more than 457 seconds. [ 1330.851636][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.851677][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.851710][ T32] task:kworker/0:322 state:D stack:0 pid:4103 tgid:4103 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.851780][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.851835][ T32] Call trace: [ 1330.851933][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1330.851998][ T32] r10:8291a684 r9:eab1dd84 r8:00000002 r7:60000113 r6:eab1dd8c r5:8514d400 [ 1330.852025][ T32] r4:8514d400 [ 1330.852059][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1330.852105][ T32] r5:8514d400 r4:8291a680 [ 1330.852130][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.852196][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.852247][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab1de08 [ 1330.852269][ T32] r4:00000000 [ 1330.852288][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1330.852323][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1330.852357][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.852398][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851b4040 [ 1330.852448][ T32] r4:00000000 [ 1330.852476][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.852521][ T32] r9:83018005 r8:8514d400 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 [ 1330.852543][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.852605][ T32] r5:00001000 r4:e8873000 [ 1330.852652][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.852704][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.852767][ T32] r5:8524d38c r4:8524d000 [ 1330.852816][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.852867][ T32] r7:dddced80 r6:83018000 r5:8524d38c r4:850d2f00 [ 1330.852910][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.852961][ T32] r10:61c88647 r9:8514d400 r8:850d2f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.852983][ T32] r4:850d2f00 [ 1330.853002][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.853046][ T32] r10:00000000 r9:850d2f00 r8:80287e08 r7:eab19e60 r6:850d2f80 r5:8514d400 [ 1330.853086][ T32] r4:00000001 [ 1330.853151][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.853190][ T32] Exception stack(0xeab1dfb0 to 0xeab1dff8) [ 1330.853217][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.853265][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.853295][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.853325][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.853347][ T32] r4:850e3d40 [ 1330.853780][ T32] INFO: task kworker/0:322:4103 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1330.853879][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.853941][ T32] Workqueue: events bpf_prog_free_deferred ** 4 printk messages dropped ** [ 1330.854182][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 1330.854528][ T32] r4:e05d9dc0 ** 6 printk messages dropped ** [ 1330.854759][ T32] r5:00001000 r4:eb0cb000 ** 6 printk messages dropped ** [ 1330.855121][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.855149][ T32] r4:8506c780 [ 1330.855189][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.855239][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1330.855263][ T32] r4:00000001 [ 1330.855281][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.855316][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1330.855342][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.855369][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.855395][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.855444][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.855495][ T32] r4:8506bc80 [ 1330.855572][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.855602][ T32] INFO: task kworker/0:323:4104 blocked for more than 457 seconds. [ 1330.855630][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.855669][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.855696][ T32] task:kworker/0:323 state:D stack:0 pid:4104 tgid:4104 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.855741][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.855804][ T32] Call trace: [ 1330.855851][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1330.855899][ T32] r10:8291a684 r9:ea93dd84 r8:00000002 r7:60000113 r6:ea93dd8c r5:8514e000 [ 1330.855922][ T32] r4:8514e000 [ 1330.855951][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) ** 2 printk messages dropped ** [ 1330.856078][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1330.856494][ T32] r5:00001000 r4:e8867000 ** 1 printk messages dropped ** [ 1330.856602][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1330.856740][ T32] r7:dddced80 r6:83018000 r5:8524cf8c r4:851ae000 ** 5 printk messages dropped ** [ 1330.857033][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1330.857282][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1330.857837][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1330.858067][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff ** 7 printk messages dropped ** [ 1330.858419][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 ** 11 printk messages dropped ** [ 1330.875708][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1330.876063][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1330.876439][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1330.876774][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1330.877167][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1330.877282][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1330.877638][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1330.877813][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1330.891011][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1330.891226][ T32] r5:80000013 r4:80239bb0 ** 4 printk messages dropped ** [ 1330.891447][ T32] r4:e05d9dc0 [ 1330.891466][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.891507][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1330.891549][ T32] r4:00000000 [ 1330.891574][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.891620][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1330.891641][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.891715][ T32] r5:00001000 r4:eb0cb000 [ 1330.891740][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.891800][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.891848][ T32] r5:8597c38c r4:8597c000 [ 1330.891881][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.891933][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1330.891954][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.892000][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.892022][ T32] r4:8506c780 [ 1330.892062][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.892115][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1330.892163][ T32] r4:00000001 [ 1330.892215][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.892272][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1330.892323][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.892381][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.892437][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.892474][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.892498][ T32] r4:8506bc80 [ 1330.892560][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.892597][ T32] INFO: task kworker/0:325:4109 blocked for more than 457 seconds. [ 1330.892675][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.892731][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.892757][ T32] task:kworker/0:325 state:D stack:0 pid:4109 tgid:4109 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.892833][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.892875][ T32] Call trace: [ 1330.892905][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1330.892952][ T32] r10:8291a684 r9:eab29d84 r8:00000002 r7:60000013 r6:eab29d8c r5:83d48000 [ 1330.892974][ T32] r4:83d48000 [ 1330.893003][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1330.893070][ T32] r5:83d48000 r4:8291a680 [ 1330.893098][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.893160][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.893227][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab29e08 [ 1330.893259][ T32] r4:00000000 [ 1330.893279][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1330.893314][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1330.893347][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.893386][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851b4480 [ 1330.893407][ T32] r4:00000000 [ 1330.893426][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.893468][ T32] r9:83018005 r8:83d48000 r7:00000000 r6:83018000 r5:00001000 r4:7f08f000 [ 1330.893490][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.893530][ T32] r5:00001000 r4:ea891000 [ 1330.893548][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.893618][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.893684][ T32] r5:8524db8c r4:8524d800 [ 1330.893706][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.893752][ T32] r7:dddced80 r6:83018000 r5:8524db8c r4:851ae200 [ 1330.893773][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.893819][ T32] r10:61c88647 r9:83d48000 r8:851ae22c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.893840][ T32] r4:851ae200 [ 1330.893859][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.893912][ T32] r10:00000000 r9:851ae200 r8:80287e08 r7:eab21e60 r6:851ae280 r5:83d48000 [ 1330.893938][ T32] r4:00000001 [ 1330.893957][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.893993][ T32] Exception stack(0xeab29fb0 to 0xeab29ff8) [ 1330.894018][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.894048][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.894074][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.894102][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.894143][ T32] r4:851b4100 [ 1330.894545][ T32] INFO: task kworker/0:325:4109 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1330.894582][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.894665][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1330.894867][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1330.895160][ T32] r5:80000013 r4:80239bb0 ** 6 printk messages dropped ** [ 1330.895407][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1330.895430][ T32] r4:00000000 [ 1330.895449][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.895512][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1330.895546][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.895591][ T32] r5:00001000 r4:eb0cb000 [ 1330.895631][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.895685][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.895747][ T32] r5:8597c38c r4:8597c000 [ 1330.895791][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.895855][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1330.895916][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.895979][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.896006][ T32] r4:8506c780 [ 1330.896026][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.896073][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1330.896095][ T32] r4:00000001 [ 1330.896114][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.896148][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1330.896174][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.896222][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.896270][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.896311][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.896347][ T32] r4:8506bc80 [ 1330.896370][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.896394][ T32] INFO: task kworker/0:326:4110 blocked for more than 457 seconds. [ 1330.896420][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.896453][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.896491][ T32] task:kworker/0:326 state:D stack:0 pid:4110 tgid:4110 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.896558][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.896628][ T32] Call trace: [ 1330.896667][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1330.896738][ T32] r10:8291a684 r9:eab2dd84 r8:00000002 r7:60000013 r6:eab2dd8c r5:83d48c00 [ 1330.896805][ T32] r4:83d48c00 [ 1330.896829][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1330.896873][ T32] r5:83d48c00 r4:8291a680 [ 1330.896914][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1330.897136][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1330.897190][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.897236][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851b4640 [ 1330.897258][ T32] r4:00000000 [ 1330.897298][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.897383][ T32] r9:83018005 r8:83d48c00 r7:00000000 r6:83018000 r5:00001000 r4:7f091000 [ 1330.897419][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.897470][ T32] r5:00001000 r4:ea8b1000 [ 1330.897499][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.897542][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.897603][ T32] r5:8524df8c r4:8524dc00 [ 1330.897631][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.897683][ T32] r7:dddced80 r6:83018000 r5:8524df8c r4:851ae300 [ 1330.897704][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.897749][ T32] r10:61c88647 r9:83d48c00 r8:851ae32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.897780][ T32] r4:851ae300 [ 1330.897803][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.897850][ T32] r10:00000000 r9:851ae300 r8:80287e08 r7:eab29e60 r6:851ae380 r5:83d48c00 [ 1330.897872][ T32] r4:00000001 [ 1330.897892][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.897940][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) ** 4 printk messages dropped ** [ 1330.898087][ T32] r4:851b43c0 ** 3 printk messages dropped ** [ 1330.921364][ T32] Call trace: ** 5 printk messages dropped ** [ 1330.921619][ T32] 9d20: a36d1000 e0047000 00000001 80239b98 7f07d000 00000001 ** 9 printk messages dropped ** [ 1330.921959][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 ** 9 printk messages dropped ** [ 1330.922353][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 ** 6 printk messages dropped ** [ 1330.922610][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 10 printk messages dropped ** [ 1330.922972][ T32] task:kworker/0:327 state:D stack:0 pid:4112 tgid:4112 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1330.923474][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1330.923788][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1330.924053][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1330.924261][ T32] r10:61c88647 r9:83d49800 r8:851ae42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1330.924588][ T32] r4:851b44c0 ** 5 printk messages dropped ** [ 1330.925309][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 ** 10 printk messages dropped ** [ 1330.925871][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 ** 2 printk messages dropped ** [ 1330.926048][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1330.926071][ T32] r4:00000000 [ 1330.926118][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.926193][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1330.926224][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.926271][ T32] r5:00001000 r4:eb0cb000 [ 1330.926292][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.926330][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.926401][ T32] r5:8597c38c r4:8597c000 [ 1330.926446][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.926496][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1330.926517][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.926585][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.926612][ T32] r4:8506c780 [ 1330.926667][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.926719][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1330.926771][ T32] r4:00000001 [ 1330.926840][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.926880][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1330.926935][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.926988][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.927025][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.927068][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.927094][ T32] r4:8506bc80 [ 1330.927136][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.927169][ T32] INFO: task kworker/0:328:4115 blocked for more than 457 seconds. [ 1330.927197][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.927221][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.927241][ T32] task:kworker/0:328 state:D stack:0 pid:4115 tgid:4115 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.927330][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.927394][ T32] Call trace: [ 1330.927429][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) ** 1 printk messages dropped ** [ 1330.927563][ T32] r4:83d4b000 ** 5 printk messages dropped ** [ 1330.927813][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1330.928035][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851b4980 ** 6 printk messages dropped ** [ 1330.928298][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1330.928361][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1330.949288][ T32] Exception stack(0xeab25fb0 to 0xeab25ff8) ** 6 printk messages dropped ** [ 1330.949988][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 1 printk messages dropped ** [ 1330.950149][ T32] Call trace: [ 1330.950180][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.950253][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1330.950284][ T32] r4:00000000 [ 1330.950304][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.950344][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1330.950373][ T32] 9d20: a3bbd000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1330.950402][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1330.950427][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1330.950450][ T32] r5:80000013 r4:80239bb0 [ 1330.950483][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.950529][ T32] r4:82ac21e4 [ 1330.950568][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.950615][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1330.950639][ T32] r4:e05d9dc0 [ 1330.950671][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.950718][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1330.950774][ T32] r4:00000000 [ 1330.950798][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.950870][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1330.950897][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.950971][ T32] r5:00001000 r4:eb0cb000 [ 1330.950996][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.951038][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.951080][ T32] r5:8597c38c r4:8597c000 [ 1330.951099][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.951145][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1330.951166][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.951212][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.951245][ T32] r4:8506c780 [ 1330.951272][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.951318][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1330.951340][ T32] r4:00000001 [ 1330.951359][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 1 printk messages dropped ** [ 1330.951433][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1330.951760][ T32] task:kworker/0:329 state:D stack:0 pid:4117 tgid:4117 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1330.952190][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1330.952317][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851b4c00 ** 6 printk messages dropped ** [ 1330.952720][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1330.952871][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1330.953202][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1330.953795][ T32] Call trace: ** 5 printk messages dropped ** [ 1330.954062][ T32] 9d20: a3bbd000 e0047000 00000001 80239b98 7f07d000 00000001 ** 9 printk messages dropped ** [ 1330.954539][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 ** 9 printk messages dropped ** [ 1330.955086][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 ** 5 printk messages dropped ** [ 1330.955352][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1330.955539][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1330.955916][ T32] Call trace: ** 6 printk messages dropped ** [ 1330.956168][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1330.956676][ T32] r5:00001000 r4:dfc43000 ** 1 printk messages dropped ** [ 1330.956755][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1330.957001][ T32] r4:851ae700 ** 6 printk messages dropped ** [ 1330.957283][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1330.957868][ T32] Call trace: ** 6 printk messages dropped ** [ 1330.958134][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 ** 9 printk messages dropped ** [ 1330.985554][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1330.986123][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 ** 8 printk messages dropped ** [ 1330.986534][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1330.987041][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.987121][ T32] Call trace: [ 1330.987163][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1330.987215][ T32] r10:8291a684 r9:ea9a1d84 r8:00000002 r7:60000113 r6:ea9a1d8c r5:85211800 [ 1330.987237][ T32] r4:85211800 [ 1330.987256][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1330.987298][ T32] r5:85211800 r4:8291a680 [ 1330.987317][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.987366][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.987413][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9a1e08 [ 1330.987435][ T32] r4:00000000 [ 1330.987475][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1330.987513][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1330.987588][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.987633][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851b4cc0 [ 1330.987655][ T32] r4:00000000 [ 1330.987802][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.987850][ T32] r9:83018005 r8:85211800 r7:00000000 r6:83018000 r5:00001000 r4:7f027000 [ 1330.987876][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.987920][ T32] r5:00001000 r4:df9ff000 [ 1330.987961][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.988005][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.988070][ T32] r5:8524ef8c r4:8524ec00 [ 1330.988121][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.988229][ T32] r7:dddced80 r6:83018000 r5:8524ef8c r4:851ae780 [ 1330.988260][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.988307][ T32] r10:61c88647 r9:85211800 r8:851ae7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.988372][ T32] r4:851ae780 [ 1330.988395][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.001333][ T32] r10:00000000 r9:851ae780 r8:80287e08 r7:eab3de60 r6:850cec00 r5:85211800 [ 1331.001410][ T32] r4:00000001 [ 1331.001456][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.001517][ T32] Exception stack(0xea9a1fb0 to 0xea9a1ff8) [ 1331.001549][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.001579][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.001605][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.001673][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.001742][ T32] r4:851b4bc0 [ 1331.002172][ T32] INFO: task kworker/0:331:4120 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1331.002209][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.002278][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.002348][ T32] Call trace: [ 1331.002395][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.002451][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1331.002495][ T32] r4:00000000 [ 1331.002519][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.002560][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1331.002610][ T32] 9d20: a4544000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1331.002666][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1331.002701][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1331.002765][ T32] r5:80000013 r4:80239bb0 [ 1331.002839][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.002931][ T32] r4:82ac21e4 [ 1331.002956][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.003012][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1331.003044][ T32] r4:e05d9dc0 [ 1331.003088][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.003134][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1331.003157][ T32] r4:00000000 [ 1331.003176][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.003243][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1331.003272][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.003315][ T32] r5:00001000 r4:eb0cb000 [ 1331.003355][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.003404][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.003448][ T32] r5:8597c38c r4:8597c000 [ 1331.003488][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.003560][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1331.003605][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.003676][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.003709][ T32] r4:8506c780 [ 1331.003728][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 4 printk messages dropped ** [ 1331.003982][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1331.004411][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1331.004750][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1331.005146][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1331.005268][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1331.005790][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1331.006354][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1331.006827][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1331.007265][ T32] r5:00001000 r4:eb0cb000 ** 7 printk messages dropped ** [ 1331.007629][ T32] r4:8506c780 ** 2 printk messages dropped ** [ 1331.007754][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1331.007990][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1331.008475][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1331.030027][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1331.030388][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1331.030590][ T32] r5:8525838c r4:85258000 ** 4 printk messages dropped ** [ 1331.030869][ T32] r4:851ae880 ** 6 printk messages dropped ** [ 1331.031134][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.031166][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.031237][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.031284][ T32] r4:851b4c40 [ 1331.031718][ T32] INFO: task kworker/0:333:4126 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1331.031756][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.031847][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.031912][ T32] Call trace: [ 1331.031975][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.032029][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1331.032072][ T32] r4:00000000 [ 1331.032140][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.032188][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1331.032238][ T32] 9d20: a4b2b000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1331.032271][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1331.032297][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1331.032342][ T32] r5:80000013 r4:80239bb0 [ 1331.032371][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.032413][ T32] r4:82ac21e4 [ 1331.032433][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.032531][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1331.032560][ T32] r4:e05d9dc0 [ 1331.032602][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.032653][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1331.032707][ T32] r4:00000000 [ 1331.032739][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.032826][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1331.032885][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.032935][ T32] r5:00001000 r4:eb0cb000 [ 1331.032957][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.032995][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.033061][ T32] r5:8597c38c r4:8597c000 [ 1331.033112][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.033171][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1331.033193][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.033239][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.033261][ T32] r4:8506c780 [ 1331.033303][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.033358][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1331.033381][ T32] r4:00000001 [ 1331.033400][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.033453][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1331.033506][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.033542][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.033590][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.033649][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.033682][ T32] r4:8506bc80 [ 1331.033703][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.033751][ T32] INFO: task kworker/0:334:4128 blocked for more than 457 seconds. [ 1331.033793][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.033818][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.033838][ T32] task:kworker/0:334 state:D stack:0 pid:4128 tgid:4128 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.033897][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.033939][ T32] Call trace: [ 1331.033968][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1331.034014][ T32] r10:8291a684 r9:eab45d84 r8:00000002 r7:60000113 r6:eab45d8c r5:85213c00 [ 1331.034038][ T32] r4:85213c00 [ 1331.034067][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1331.034113][ T32] r5:85213c00 r4:8291a680 [ 1331.034163][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1331.034378][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1331.034714][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.034792][ T32] r5:8524fb8c r4:8524f800 [ 1331.034831][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1331.034905][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1331.035339][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1331.035961][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 ** 13 printk messages dropped ** [ 1331.036453][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 ** 18 printk messages dropped ** [ 1331.037320][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 18 printk messages dropped ** [ 1331.038026][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab4de08 ** 11 printk messages dropped ** [ 1331.061321][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1331.061613][ T32] r4:851ae980 [ 1331.061638][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.061694][ T32] r10:00000000 r9:851ae980 r8:80287e08 r7:eab41e60 r6:850cee00 r5:85215400 [ 1331.061718][ T32] r4:00000001 [ 1331.061768][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.061811][ T32] Exception stack(0xeab4dfb0 to 0xeab4dff8) [ 1331.061842][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.061871][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.061898][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.061946][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.061972][ T32] r4:851bb1c0 [ 1331.062416][ T32] INFO: task kworker/0:335:4130 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1331.062453][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.062571][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.062625][ T32] Call trace: [ 1331.062757][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.062819][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1331.062844][ T32] r4:00000000 [ 1331.062884][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.062932][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1331.062967][ T32] 9d20: a4ce4000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1331.062997][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1331.063030][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1331.063054][ T32] r5:80000013 r4:80239bb0 [ 1331.063097][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.063145][ T32] r4:82ac21e4 [ 1331.063166][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.063228][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1331.063254][ T32] r4:e05d9dc0 [ 1331.063306][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.063373][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1331.063401][ T32] r4:00000000 [ 1331.063421][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.063488][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1331.063521][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.063565][ T32] r5:00001000 r4:eb0cb000 [ 1331.063585][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.063623][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.063670][ T32] r5:8597c38c r4:8597c000 [ 1331.063691][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.063736][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1331.063777][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.063827][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.063871][ T32] r4:8506c780 [ 1331.063894][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.063942][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1331.063964][ T32] r4:00000001 [ 1331.064015][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.064061][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1331.064089][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.064137][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.064167][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.064230][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.064256][ T32] r4:8506bc80 [ 1331.064278][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.064307][ T32] INFO: task kworker/0:336:4132 blocked for more than 457 seconds. [ 1331.064339][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.064378][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 1331.064662][ T32] r4:85214800 ** 4 printk messages dropped ** [ 1331.064901][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab55e08 ** 9 printk messages dropped ** [ 1331.065316][ T32] r5:00001000 r4:dffbb000 ** 1 printk messages dropped ** [ 1331.065373][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1331.065583][ T32] r4:851aea00 ** 6 printk messages dropped ** [ 1331.065920][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1331.066451][ T32] Call trace: ** 5 printk messages dropped ** [ 1331.066728][ T32] 9d20: a4ce4000 e0047000 00000001 80239b98 7f07d000 00000001 ** 9 printk messages dropped ** [ 1331.067100][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 ** 11 printk messages dropped ** [ 1331.067559][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.067604][ T32] r4:8506c780 [ 1331.067627][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.067680][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1331.067702][ T32] r4:00000001 [ 1331.067720][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.067754][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1331.067790][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.067824][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.067862][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.067902][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.067941][ T32] r4:8506bc80 [ 1331.067970][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.067995][ T32] INFO: task kworker/0:337:4134 blocked for more than 457 seconds. [ 1331.068024][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.068047][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.068067][ T32] task:kworker/0:337 state:D stack:0 pid:4134 tgid:4134 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.068110][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.068162][ T32] Call trace: [ 1331.068220][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1331.068270][ T32] r10:8291a684 r9:eab5dd84 r8:00000002 r7:60000113 r6:eab5dd8c r5:85216000 [ 1331.068313][ T32] r4:85216000 [ 1331.068342][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1331.068385][ T32] r5:85216000 r4:8291a680 [ 1331.068405][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.068471][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.086917][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab5de08 [ 1331.086971][ T32] r4:00000000 [ 1331.086995][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1331.087054][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1331.087093][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.087135][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e3fc0 [ 1331.087157][ T32] r4:00000000 [ 1331.087177][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.087242][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1331.087272][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1331.087377][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1331.087749][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1331.092605][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1331.092952][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 ** 8 printk messages dropped ** [ 1331.093213][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 ** 9 printk messages dropped ** [ 1331.093604][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 ** 6 printk messages dropped ** [ 1331.093895][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1331.094176][ T32] INFO: task kworker/0:338:4135 blocked for more than 457 seconds. ** 8 printk messages dropped ** [ 1331.094545][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) ** 8 printk messages dropped ** [ 1331.094926][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851bb6c0 ** 6 printk messages dropped ** [ 1331.095165][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1331.095377][ T32] r10:61c88647 r9:85210c00 r8:851aeb2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1331.095771][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1331.096629][ T32] 9d20: a519d000 e0047000 00000001 80239b98 7f07d000 00000001 ** 14 printk messages dropped ** [ 1331.097174][ T32] r5:00001000 r4:eb0cb000 ** 7 printk messages dropped ** [ 1331.097520][ T32] r4:8506c780 ** 5 printk messages dropped ** [ 1331.097719][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1331.098285][ T32] r10:8291a684 r9:eab69d84 r8:00000002 r7:60000113 r6:eab69d8c r5:85196000 ** 4 printk messages dropped ** [ 1331.098503][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.114511][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab69e08 [ 1331.114571][ T32] r4:00000000 [ 1331.114607][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1331.114674][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1331.114715][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.114774][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851bb840 [ 1331.114831][ T32] r4:00000000 [ 1331.114870][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.114922][ T32] r9:83018005 r8:85196000 r7:00000000 r6:83018000 r5:00001000 r4:7f063000 [ 1331.114945][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.114990][ T32] r5:00001000 r4:e002d000 [ 1331.115010][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.115050][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.115091][ T32] r5:85258f8c r4:85258c00 [ 1331.115131][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.115187][ T32] r7:dddced80 r6:83018000 r5:85258f8c r4:851aeb80 [ 1331.115209][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.115275][ T32] r10:61c88647 r9:85196000 r8:851aebac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.115305][ T32] r4:851aeb80 [ 1331.115387][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.115448][ T32] r10:00000000 r9:851aeb80 r8:80287e08 r7:eab5de60 r6:851c7000 r5:85196000 [ 1331.115479][ T32] r4:00000001 [ 1331.115499][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.115560][ T32] Exception stack(0xeab69fb0 to 0xeab69ff8) [ 1331.115599][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.115652][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.115689][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.115718][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.115749][ T32] r4:851bb4c0 [ 1331.116195][ T32] INFO: task kworker/0:339:4137 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1331.116253][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.116378][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.116432][ T32] Call trace: [ 1331.116507][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.116561][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1331.116585][ T32] r4:00000000 [ 1331.116606][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.116645][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1331.116701][ T32] 9d20: a55d7000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1331.116734][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1331.116800][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1331.116849][ T32] r5:80000013 r4:80239bb0 [ 1331.116893][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.116941][ T32] r4:82ac21e4 [ 1331.116974][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.117037][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1331.117063][ T32] r4:e05d9dc0 [ 1331.117083][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.117124][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1331.117146][ T32] r4:00000000 [ 1331.117166][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.117210][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1331.117231][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.117288][ T32] r5:00001000 r4:eb0cb000 [ 1331.117336][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.117392][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1331.117636][ T32] r4:8506c780 ** 2 printk messages dropped ** [ 1331.117763][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1331.118002][ T32] r4:8506bc80 ** 5 printk messages dropped ** [ 1331.118228][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1331.131497][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1331.131596][ T32] r4:00000000 [ 1331.131617][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1331.131672][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1331.131745][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.131798][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851bb980 [ 1331.131823][ T32] r4:00000000 [ 1331.131844][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.131890][ T32] r9:83018005 r8:85218c00 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 [ 1331.131914][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.131988][ T32] r5:00001000 r4:e0057000 [ 1331.132035][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.132094][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.132168][ T32] r5:8525938c r4:85259000 [ 1331.132220][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.132297][ T32] r7:dddced80 r6:83018000 r5:8525938c r4:851aec00 [ 1331.132343][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.132421][ T32] r10:61c88647 r9:85218c00 r8:851aec2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.132469][ T32] r4:851aec00 [ 1331.132498][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.132546][ T32] r10:00000000 r9:851aec00 r8:80287e08 r7:eab5de60 r6:851c7080 r5:85218c00 [ 1331.132569][ T32] r4:00000001 [ 1331.132590][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.132637][ T32] Exception stack(0xeab75fb0 to 0xeab75ff8) [ 1331.132682][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.132714][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.132752][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.132787][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.132811][ T32] r4:851bb640 [ 1331.133243][ T32] INFO: task kworker/0:340:4140 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1331.133279][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.133397][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.133471][ T32] Call trace: [ 1331.133504][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.133555][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1331.133600][ T32] r4:00000000 [ 1331.133625][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.133678][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1331.133730][ T32] 9d20: a5927000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1331.133784][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1331.133814][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1331.133839][ T32] r5:80000013 r4:80239bb0 [ 1331.133866][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.133939][ T32] r4:82ac21e4 [ 1331.133999][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.134053][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1331.134080][ T32] r4:e05d9dc0 [ 1331.134101][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.134163][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1331.134190][ T32] r4:00000000 [ 1331.134213][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.134260][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1331.134302][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1331.134614][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 ** 4 printk messages dropped ** [ 1331.134827][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 ** 3 printk messages dropped ** [ 1331.134975][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1331.135175][ T32] INFO: task kworker/0:341:4141 blocked for more than 457 seconds. ** 7 printk messages dropped ** [ 1331.135537][ T32] r4:85219800 ** 5 printk messages dropped ** [ 1331.135816][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1331.135995][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851bbac0 ** 6 printk messages dropped ** [ 1331.136268][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1331.136572][ T32] r10:00000000 r9:851aec80 r8:80287e08 r7:eab5de60 r6:851c7100 r5:85219800 ** 9 printk messages dropped ** [ 1331.137123][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1331.137633][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1331.137869][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1331.138125][ T32] r5:8597c38c r4:8597c000 ** 6 printk messages dropped ** [ 1331.138519][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 ** 12 printk messages dropped ** [ 1331.153418][ T32] task:kworker/0:342 state:D stack:0 pid:4143 tgid:4143 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1331.153901][ T32] r4:00000000 [ 1331.153921][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1331.153955][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1331.153994][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.154071][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851bbbc0 [ 1331.154126][ T32] r4:00000000 [ 1331.154172][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.154266][ T32] r9:83018005 r8:85218000 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 [ 1331.154314][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.154361][ T32] r5:00001000 r4:e03db000 [ 1331.154405][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.154453][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.154510][ T32] r5:85259b8c r4:85259800 [ 1331.154535][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.154592][ T32] r7:dddced80 r6:83018000 r5:85259b8c r4:851aed00 [ 1331.154626][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.154705][ T32] r10:61c88647 r9:85218000 r8:851aed2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.154756][ T32] r4:851aed00 [ 1331.154783][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.154829][ T32] r10:00000000 r9:851aed00 r8:80287e08 r7:eab5de60 r6:851c7180 r5:85218000 [ 1331.154885][ T32] r4:00000001 [ 1331.154914][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.154958][ T32] Exception stack(0xeab81fb0 to 0xeab81ff8) [ 1331.154987][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.155080][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.155112][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.155141][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.155162][ T32] r4:851bbb00 [ 1331.155597][ T32] INFO: task kworker/0:342:4143 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1331.155631][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.155747][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.155836][ T32] Call trace: [ 1331.155934][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.155987][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1331.156010][ T32] r4:00000000 [ 1331.156030][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.156068][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1331.156096][ T32] 9d20: a5b8e000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1331.156124][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1331.156149][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1331.156173][ T32] r5:80000013 r4:80239bb0 [ 1331.156193][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.156248][ T32] r4:82ac21e4 [ 1331.156277][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.156320][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1331.156342][ T32] r4:e05d9dc0 [ 1331.156360][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.156411][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1331.156442][ T32] r4:00000000 [ 1331.156482][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.156536][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1331.156559][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.156601][ T32] r5:00001000 r4:eb0cb000 [ 1331.156620][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.156687][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.156739][ T32] r5:8597c38c r4:8597c000 [ 1331.156761][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.156806][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1331.156828][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1331.157015][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1331.157285][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1331.157839][ T32] r4:8521a400 ** 8 printk messages dropped ** [ 1331.158237][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1331.175427][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1331.175729][ T32] r4:851aed80 ** 6 printk messages dropped ** [ 1331.176005][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1331.176140][ T32] r4:851bb9c0 [ 1331.176574][ T32] INFO: task kworker/0:343:4145 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1331.176627][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.176783][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.176836][ T32] Call trace: [ 1331.176867][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.176939][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1331.176972][ T32] r4:00000000 [ 1331.176993][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.177054][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1331.177102][ T32] 9d20: a5e94000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1331.177134][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1331.177183][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1331.177210][ T32] r5:80000013 r4:80239bb0 [ 1331.177231][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.177273][ T32] r4:82ac21e4 [ 1331.177293][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.177334][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1331.177357][ T32] r4:e05d9dc0 [ 1331.177396][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.177444][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1331.177486][ T32] r4:00000000 [ 1331.177536][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.177590][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1331.177634][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.177693][ T32] r5:00001000 r4:eb0cb000 [ 1331.177714][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.177754][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.177795][ T32] r5:8597c38c r4:8597c000 [ 1331.177815][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.177921][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1331.177990][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.178041][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.178064][ T32] r4:8506c780 [ 1331.178107][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.178165][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1331.178242][ T32] r4:00000001 [ 1331.178265][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.178301][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1331.178350][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1331.178439][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1331.191661][ T32] INFO: task kworker/0:344:4147 blocked for more than 457 seconds. [ 1331.191700][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.191748][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.191817][ T32] task:kworker/0:344 state:D stack:0 pid:4147 tgid:4147 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.191881][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.191984][ T32] Call trace: [ 1331.192021][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1331.192076][ T32] r10:8291a684 r9:eab91d84 r8:00000002 r7:60000113 r6:eab91d8c r5:8521b000 [ 1331.192099][ T32] r4:8521b000 [ 1331.192129][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1331.192173][ T32] r5:8521b000 r4:8291a680 [ 1331.192241][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.192312][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.192359][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab91e08 [ 1331.192424][ T32] r4:00000000 [ 1331.192467][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1331.192508][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1331.192558][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.192627][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851bbec0 [ 1331.192681][ T32] r4:00000000 [ 1331.192706][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.192755][ T32] r9:83018005 r8:8521b000 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [ 1331.192777][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.192828][ T32] r5:00001000 r4:e05b1000 [ 1331.192852][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.192892][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.192946][ T32] r5:8525a38c r4:8525a000 [ 1331.192970][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.193028][ T32] r7:dddced80 r6:83018000 r5:8525a38c r4:851aee00 [ 1331.193053][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.193109][ T32] r10:61c88647 r9:8521b000 r8:851aee2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.193150][ T32] r4:851aee00 [ 1331.193194][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.193270][ T32] r10:00000000 r9:851aee00 r8:80287e08 r7:eab5de60 r6:851c7280 r5:8521b000 [ 1331.193332][ T32] r4:00000001 [ 1331.193381][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.193429][ T32] Exception stack(0xeab91fb0 to 0xeab91ff8) [ 1331.193457][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.193486][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.193512][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.193540][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.193562][ T32] r4:851bbc00 [ 1331.194018][ T32] INFO: task kworker/0:344:4147 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1331.194056][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.194169][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.194218][ T32] Call trace: [ 1331.194268][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.194328][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1331.194352][ T32] r4:00000000 [ 1331.194392][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.194435][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1331.194480][ T32] 9d20: a6374000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1331.194533][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1331.194561][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1331.194585][ T32] r5:80000013 r4:80239bb0 [ 1331.194605][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.194646][ T32] r4:82ac21e4 [ 1331.194673][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.194716][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1331.194763][ T32] r4:e05d9dc0 [ 1331.194793][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.194836][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1331.194858][ T32] r4:00000000 [ 1331.194878][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.194929][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1331.194972][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1331.195093][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1331.195308][ T32] r4:8506c780 ** 1 printk messages dropped ** [ 1331.195385][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 ** 3 printk messages dropped ** [ 1331.195506][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1331.195590][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.195612][ T32] r4:8506bc80 [ 1331.195634][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.195676][ T32] INFO: task kworker/0:345:4149 blocked for more than 457 seconds. [ 1331.195729][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.195782][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.195819][ T32] task:kworker/0:345 state:D stack:0 pid:4149 tgid:4149 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.195871][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.195931][ T32] Call trace: [ 1331.195965][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1331.196012][ T32] r10:8291a684 r9:eab99d84 r8:00000002 r7:60000113 r6:eab99d8c r5:8521d400 [ 1331.196045][ T32] r4:8521d400 [ 1331.196077][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1331.196164][ T32] r5:8521d400 r4:8291a680 [ 1331.196234][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.196277][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.196319][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab99e08 [ 1331.196341][ T32] r4:00000000 [ 1331.196361][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1331.196412][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1331.196478][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.196539][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851bb080 [ 1331.196586][ T32] r4:00000000 [ 1331.196615][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.196665][ T32] r9:83018005 r8:8521d400 r7:00000000 r6:83018000 r5:00001000 r4:7f06f000 [ 1331.196697][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.196742][ T32] r5:00001000 r4:e0675000 [ 1331.196787][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.196840][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.196906][ T32] r5:8525a78c r4:8525a400 [ 1331.196929][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.196976][ T32] r7:dddced80 r6:83018000 r5:8525a78c r4:851aee80 [ 1331.197021][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.197085][ T32] r10:61c88647 r9:8521d400 r8:851aeeac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.197126][ T32] r4:851aee80 [ 1331.197169][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.197238][ T32] r10:00000000 r9:851aee80 r8:80287e08 r7:eab5de60 r6:851c7300 r5:8521d400 [ 1331.197289][ T32] r4:00000001 [ 1331.197333][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.197371][ T32] Exception stack(0xeab99fb0 to 0xeab99ff8) [ 1331.197398][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.197425][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.197453][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.197480][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.197523][ T32] r4:851bbc80 [ 1331.197784][ T32] INFO: task kworker/0:345:4149 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1331.197818][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.197898][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.197990][ T32] Call trace: [ 1331.198070][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.198143][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1331.198173][ T32] r4:00000000 [ 1331.198193][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.198232][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1331.198259][ T32] 9d20: a6374000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1331.198288][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1331.198313][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1331.198342][ T32] r5:80000013 r4:80239bb0 [ 1331.198374][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.198439][ T32] r4:82ac21e4 [ 1331.198469][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.218888][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1331.218971][ T32] r4:e05d9dc0 [ 1331.218995][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.219061][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1331.219105][ T32] r4:00000000 [ 1331.219131][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.219181][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1331.219245][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.219295][ T32] r5:00001000 r4:eb0cb000 [ 1331.219317][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.219356][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.219412][ T32] r5:8597c38c r4:8597c000 [ 1331.219439][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.219490][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1331.219511][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.219557][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.219579][ T32] r4:8506c780 [ 1331.219627][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.219707][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1331.219766][ T32] r4:00000001 [ 1331.219790][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.219853][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1331.219909][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.219947][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.219974][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.220003][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.220046][ T32] r4:8506bc80 [ 1331.220072][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.220142][ T32] INFO: task kworker/0:346:4151 blocked for more than 457 seconds. [ 1331.220179][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.220205][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.220228][ T32] task:kworker/0:346 state:D stack:0 pid:4151 tgid:4151 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.220305][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.220374][ T32] Call trace: [ 1331.220444][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1331.220499][ T32] r10:8291a684 r9:eaba1d84 r8:00000002 r7:60000013 r6:eaba1d8c r5:8521c800 [ 1331.220522][ T32] r4:8521c800 [ 1331.220541][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1331.220582][ T32] r5:8521c800 r4:8291a680 [ 1331.220622][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.220678][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.220720][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaba1e08 [ 1331.220744][ T32] r4:00000000 [ 1331.220762][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1331.220823][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1331.220881][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.220931][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851b4f80 [ 1331.220953][ T32] r4:00000000 [ 1331.220999][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.221051][ T32] r9:83018005 r8:8521c800 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [ 1331.221073][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.221113][ T32] r5:00001000 r4:e0699000 [ 1331.221133][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.221171][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.221211][ T32] r5:8525ab8c r4:8525a800 [ 1331.221230][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.221285][ T32] r7:dddced80 r6:83018000 r5:8525ab8c r4:851aef00 [ 1331.221310][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.221357][ T32] r10:61c88647 r9:8521c800 r8:851aef2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.221379][ T32] r4:851aef00 [ 1331.221397][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.221470][ T32] r10:00000000 r9:851aef00 r8:80287e08 r7:eab5de60 r6:851c7380 r5:8521c800 [ 1331.221499][ T32] r4:00000001 [ 1331.221521][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.221557][ T32] Exception stack(0xeaba1fb0 to 0xeaba1ff8) [ 1331.221583][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.221632][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.221687][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.221735][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.221782][ T32] r4:851b4e00 [ 1331.222228][ T32] INFO: task kworker/0:346:4151 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1331.222283][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.222349][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.222393][ T32] Call trace: [ 1331.222422][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.222512][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1331.222540][ T32] r4:00000000 [ 1331.222560][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.222624][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1331.222686][ T32] 9d20: a6a3a000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1331.222750][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1331.222788][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1331.222812][ T32] r5:80000013 r4:80239bb0 [ 1331.222837][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.222890][ T32] r4:82ac21e4 [ 1331.222919][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.222961][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1331.222985][ T32] r4:e05d9dc0 [ 1331.223004][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.223057][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1331.223082][ T32] r4:00000000 [ 1331.223127][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.223177][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1331.223198][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.223248][ T32] r5:00001000 r4:eb0cb000 [ 1331.223294][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.223363][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.223409][ T32] r5:8597c38c r4:8597c000 [ 1331.223431][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.223476][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1331.223497][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.223543][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.223566][ T32] r4:8506c780 [ 1331.223584][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.223629][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 ** 2 printk messages dropped ** [ 1331.223731][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) ** 6 printk messages dropped ** [ 1331.223909][ T32] INFO: task kworker/0:347:4153 blocked for more than 457 seconds. ** 9 printk messages dropped ** [ 1331.224353][ T32] r5:83d4c800 r4:8291a680 ** 3 printk messages dropped ** [ 1331.224519][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1331.224779][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1331.225019][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1331.225206][ T32] r10:61c88647 r9:83d4c800 r8:851aefac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1331.225561][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1331.225932][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1331.226212][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1331.226240][ T32] 9d20: a6a3a000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1331.226268][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1331.226293][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1331.226317][ T32] r5:80000013 r4:80239bb0 [ 1331.226366][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.226439][ T32] r4:82ac21e4 [ 1331.226466][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.226531][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1331.226590][ T32] r4:e05d9dc0 [ 1331.226612][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.226680][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1331.226712][ T32] r4:00000000 [ 1331.226734][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.226816][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1331.226848][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.226913][ T32] r5:00001000 r4:eb0cb000 [ 1331.226968][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.227034][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.227080][ T32] r5:8597c38c r4:8597c000 [ 1331.227109][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.227168][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1331.227192][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.227240][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.227262][ T32] r4:8506c780 [ 1331.227305][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.227355][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1331.227378][ T32] r4:00000001 [ 1331.227422][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.227487][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1331.227538][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.227571][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.227646][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.227683][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.227706][ T32] r4:8506bc80 [ 1331.227725][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.227749][ T32] INFO: task kworker/0:348:4156 blocked for more than 457 seconds. [ 1331.227776][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.227809][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.227835][ T32] task:kworker/0:348 state:D stack:0 pid:4156 tgid:4156 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.227928][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.227996][ T32] Call trace: [ 1331.228027][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1331.228073][ T32] r10:8291a684 r9:eaba5d84 r8:00000002 r7:60000113 r6:eaba5d8c r5:83d4d400 [ 1331.228096][ T32] r4:83d4d400 [ 1331.228115][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1331.228173][ T32] r5:83d4d400 r4:8291a680 [ 1331.228217][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.228260][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.228348][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaba5e08 [ 1331.228402][ T32] r4:00000000 [ 1331.228447][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1331.249168][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1331.249285][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.249333][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85287480 [ 1331.249358][ T32] r4:00000000 [ 1331.249379][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.249466][ T32] r9:83018005 r8:83d4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f079000 [ 1331.249518][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.249574][ T32] r5:00001000 r4:ea9b7000 [ 1331.249596][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.249635][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.249686][ T32] r5:8525bb8c r4:8525b800 [ 1331.249728][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.249780][ T32] r7:dddced80 r6:83018000 r5:8525bb8c r4:85285080 [ 1331.249802][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.249847][ T32] r10:61c88647 r9:83d4d400 r8:852850ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.249879][ T32] r4:85285080 [ 1331.249922][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.249973][ T32] r10:00000000 r9:85285080 r8:80287e08 r7:eab09e60 r6:85285100 r5:83d4d400 [ 1331.250016][ T32] r4:00000001 [ 1331.250044][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.250083][ T32] Exception stack(0xeaba5fb0 to 0xeaba5ff8) [ 1331.250113][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1331.250169][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.250197][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.250218][ T32] r4:852871c0 [ 1331.250653][ T32] INFO: task kworker/0:348:4156 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1331.250700][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.250814][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.250866][ T32] Call trace: [ 1331.250896][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.250982][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1331.251032][ T32] r4:00000000 [ 1331.251078][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.251148][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1331.251184][ T32] 9d20: a6c97000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1331.251224][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1331.251274][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1331.251304][ T32] r5:80000013 r4:80239bb0 ** 3 printk messages dropped ** [ 1331.251469][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 ** 8 printk messages dropped ** [ 1331.251869][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 7 printk messages dropped ** [ 1331.252162][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1331.252477][ T32] r4:8506bc80 ** 5 printk messages dropped ** [ 1331.252750][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1331.253038][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1331.253609][ T32] r5:00001000 r4:ea92d000 ** 1 printk messages dropped ** [ 1331.253678][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1331.253805][ T32] r7:dddced80 r6:83018000 r5:8525b78c r4:85285180 ** 4 printk messages dropped ** [ 1331.254048][ T32] r10:00000000 r9:85285180 r8:80287e08 r7:eaba5e60 r6:85285200 r5:83d4e000 ** 6 printk messages dropped ** [ 1331.254393][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1331.255100][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1331.255256][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 ** 6 printk messages dropped ** [ 1331.255550][ T32] r4:e05d9dc0 ** 6 printk messages dropped ** [ 1331.255922][ T32] r5:00001000 r4:eb0cb000 ** 6 printk messages dropped ** [ 1331.256228][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1331.256565][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.256598][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.256670][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.256708][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.256762][ T32] r4:8506bc80 [ 1331.256790][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.256815][ T32] INFO: task kworker/0:350:4160 blocked for more than 457 seconds. [ 1331.256843][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.256866][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.256886][ T32] task:kworker/0:350 state:D stack:0 pid:4160 tgid:4160 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.256931][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.257010][ T32] Call trace: [ 1331.257042][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1331.257098][ T32] r10:8291a684 r9:eabb9d84 r8:00000002 r7:60000013 r6:eabb9d8c r5:8521ec00 [ 1331.257125][ T32] r4:8521ec00 [ 1331.257146][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1331.257213][ T32] r5:8521ec00 r4:8291a680 [ 1331.257241][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.257302][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.257348][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabb9e08 [ 1331.257380][ T32] r4:00000000 [ 1331.257402][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1331.257457][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1331.257497][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.257537][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852875c0 [ 1331.257580][ T32] r4:00000000 [ 1331.257630][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.257683][ T32] r9:83018005 r8:8521ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f07b000 [ 1331.257705][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.257746][ T32] r5:00001000 r4:ea9c9000 [ 1331.257765][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.257837][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.257883][ T32] r5:8525bf8c r4:8525bc00 [ 1331.257919][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.257990][ T32] r7:dddced80 r6:83018000 r5:8525bf8c r4:85285280 [ 1331.258030][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.258090][ T32] r10:61c88647 r9:8521ec00 r8:852852ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.258136][ T32] r4:85285280 [ 1331.258164][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.258231][ T32] r10:00000000 r9:85285280 r8:80287e08 r7:eaba5e60 r6:851c7400 r5:8521ec00 [ 1331.258273][ T32] r4:00000001 [ 1331.258304][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.258343][ T32] Exception stack(0xeabb9fb0 to 0xeabb9ff8) [ 1331.258369][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.258398][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.258424][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.280182][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.280287][ T32] r4:85287300 [ 1331.280768][ T32] INFO: task kworker/0:350:4160 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1331.280810][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 1 printk messages dropped ** [ 1331.280993][ T32] Call trace: ** 5 printk messages dropped ** [ 1331.281200][ T32] 9d20: a714c000 e0047000 00000001 80239b98 7f07d000 00000001 ** 9 printk messages dropped ** [ 1331.281559][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 ** 11 printk messages dropped ** [ 1331.282023][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1331.282381][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1331.282826][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 1331.283162][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1331.283534][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1331.283747][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1331.284116][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1331.284783][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1331.284938][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 ** 10 printk messages dropped ** [ 1331.285319][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1331.285752][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 1 printk messages dropped ** [ 1331.285793][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.285838][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1331.285881][ T32] r4:00000001 [ 1331.285921][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.285960][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1331.285986][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.286036][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.286070][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.286098][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.286153][ T32] r4:8506bc80 [ 1331.286177][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.286243][ T32] INFO: task kworker/0:352:4164 blocked for more than 457 seconds. [ 1331.286280][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.286304][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.286325][ T32] task:kworker/0:352 state:D stack:0 pid:4164 tgid:4164 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.286400][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.286463][ T32] Call trace: [ 1331.286503][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1331.286552][ T32] r10:8291a684 r9:eabb1d84 r8:00000002 r7:60000113 r6:eabb1d8c r5:83d4ec00 [ 1331.286575][ T32] r4:83d4ec00 [ 1331.286595][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1331.286638][ T32] r5:83d4ec00 r4:8291a680 [ 1331.286663][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.286703][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.286765][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabb1e08 [ 1331.286806][ T32] r4:00000000 [ 1331.286831][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1331.286869][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1331.286904][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.286958][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85287a00 [ 1331.286985][ T32] r4:00000000 [ 1331.287007][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.287082][ T32] r9:83018005 r8:83d4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1331.287113][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.287157][ T32] r5:00001000 r4:ea9f9000 [ 1331.287176][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.287239][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.287305][ T32] r5:8525cb8c r4:8525c800 [ 1331.287344][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.287414][ T32] r7:dddced80 r6:83018000 r5:8525cb8c r4:85285380 [ 1331.287440][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.287487][ T32] r10:61c88647 r9:83d4ec00 r8:852853ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.287510][ T32] r4:85285380 [ 1331.287529][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.287572][ T32] r10:00000000 r9:85285380 r8:80287e08 r7:eabc5e60 r6:85285400 r5:83d4ec00 [ 1331.287603][ T32] r4:00000001 [ 1331.287646][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.287696][ T32] Exception stack(0xeabb1fb0 to 0xeabb1ff8) [ 1331.287723][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1331.287819][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1331.306672][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) ** 8 printk messages dropped ** [ 1331.307041][ T32] r4:e05d9dc0 ** 6 printk messages dropped ** [ 1331.307304][ T32] r5:00001000 r4:eb0cb000 ** 6 printk messages dropped ** [ 1331.307655][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1331.307988][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1331.308394][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) ** 6 printk messages dropped ** [ 1331.321649][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabc1e08 ** 2 printk messages dropped ** [ 1331.321760][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1331.321809][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.321877][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85287880 [ 1331.321926][ T32] r4:00000000 [ 1331.321950][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.321997][ T32] r9:83018005 r8:83d4bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f07f000 [ 1331.322068][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.322126][ T32] r5:00001000 r4:ea9eb000 [ 1331.322169][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.322213][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.322256][ T32] r5:8525c78c r4:8525c400 [ 1331.322278][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.322324][ T32] r7:dddced80 r6:83018000 r5:8525c78c r4:85285480 [ 1331.322346][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.322420][ T32] r10:61c88647 r9:83d4bc00 r8:852854ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.322478][ T32] r4:85285480 [ 1331.322510][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.322568][ T32] r10:00000000 r9:85285480 r8:80287e08 r7:eabb1e60 r6:85285500 r5:83d4bc00 [ 1331.322624][ T32] r4:00000001 [ 1331.322654][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.322702][ T32] Exception stack(0xeabc1fb0 to 0xeabc1ff8) [ 1331.322770][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.322811][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.322848][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.322888][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.322910][ T32] r4:85287680 [ 1331.323344][ T32] INFO: task kworker/0:353:4166 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1331.323380][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.323449][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.323497][ T32] Call trace: [ 1331.323529][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.323578][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1331.323617][ T32] r4:00000000 [ 1331.323670][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.323717][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1331.323765][ T32] 9d20: a7abf000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1331.323802][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1331.323828][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1331.323871][ T32] r5:80000013 r4:80239bb0 [ 1331.323969][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 5 printk messages dropped ** [ 1331.324271][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 ** 7 printk messages dropped ** [ 1331.324583][ T32] r5:8597c38c r4:8597c000 ** 5 printk messages dropped ** [ 1331.324835][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1331.325136][ T32] r4:8506bc80 ** 5 printk messages dropped ** [ 1331.325387][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1331.325791][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabc9e08 ** 8 printk messages dropped ** [ 1331.326056][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1331.326181][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1331.326485][ T32] r10:00000000 r9:85285580 r8:80287e08 r7:eabb1e60 r6:85285600 r5:84b10000 ** 7 printk messages dropped ** [ 1331.326917][ T32] r4:85287800 ** 3 printk messages dropped ** [ 1331.327356][ T32] Call trace: ** 5 printk messages dropped ** [ 1331.327547][ T32] 9d20: a7abf000 e0047000 00000001 80239b98 7f07d000 00000001 ** 9 printk messages dropped ** [ 1331.327977][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 ** 9 printk messages dropped ** [ 1331.328407][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 ** 5 printk messages dropped ** [ 1331.343305][ T32] r4:00000001 [ 1331.343325][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.343374][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1331.343429][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.343466][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.343515][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.343574][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.343647][ T32] r4:8506bc80 [ 1331.343687][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.343728][ T32] INFO: task kworker/0:355:4170 blocked for more than 457 seconds. [ 1331.343768][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.343806][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.343832][ T32] task:kworker/0:355 state:D stack:0 pid:4170 tgid:4170 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.343903][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.343952][ T32] Call trace: [ 1331.343984][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1331.344045][ T32] r10:8291a684 r9:eabcdd84 r8:00000002 r7:60000113 r6:eabcdd8c r5:84b10c00 [ 1331.344094][ T32] r4:84b10c00 [ 1331.344138][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1331.344185][ T32] r5:84b10c00 r4:8291a680 [ 1331.344207][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.344246][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.344311][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabcde08 [ 1331.344344][ T32] r4:00000000 [ 1331.344364][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1331.344398][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1331.344435][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.344476][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85287b80 [ 1331.344518][ T32] r4:00000000 [ 1331.344546][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.344594][ T32] r9:83018005 r8:84b10c00 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1331.344615][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.344685][ T32] r5:00001000 r4:eaa07000 [ 1331.344735][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.344785][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.344836][ T32] r5:8525cf8c r4:8525cc00 [ 1331.344869][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.344919][ T32] r7:dddced80 r6:83018000 r5:8525cf8c r4:85285680 [ 1331.344941][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.344986][ T32] r10:61c88647 r9:84b10c00 r8:852856ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.345008][ T32] r4:85285680 [ 1331.345027][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.345072][ T32] r10:00000000 r9:85285680 r8:80287e08 r7:eabc9e60 r6:85285700 r5:84b10c00 [ 1331.345093][ T32] r4:00000001 [ 1331.345132][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.345175][ T32] Exception stack(0xeabcdfb0 to 0xeabcdff8) [ 1331.345203][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.345232][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.345258][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.345286][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.345329][ T32] r4:85287980 [ 1331.345798][ T32] INFO: task kworker/0:355:4170 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1331.345835][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.345934][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.345982][ T32] Call trace: [ 1331.346011][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.346059][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1331.346099][ T32] r4:00000000 [ 1331.346127][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.346167][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1331.346205][ T32] 9d20: a7c10000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1331.346238][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1331.346264][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1331.346308][ T32] r5:80000013 r4:80239bb0 [ 1331.346338][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.346379][ T32] r4:82ac21e4 [ 1331.346408][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.346472][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1331.346524][ T32] r4:e05d9dc0 [ 1331.346552][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.346594][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 ** 4 printk messages dropped ** [ 1331.346825][ T32] r5:00001000 r4:eb0cb000 ** 1 printk messages dropped ** [ 1331.346908][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.346949][ T32] r5:8597c38c r4:8597c000 [ 1331.346969][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.347014][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1331.347034][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.347079][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.347100][ T32] r4:8506c780 [ 1331.347118][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.347163][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1331.347195][ T32] r4:00000001 [ 1331.347218][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.347254][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1331.347280][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.347307][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.347342][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.347374][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.347396][ T32] r4:8506bc80 [ 1331.347416][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.347482][ T32] INFO: task kworker/0:356:4172 blocked for more than 457 seconds. [ 1331.347514][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.347539][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.347561][ T32] task:kworker/0:356 state:D stack:0 pid:4172 tgid:4172 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.347648][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.347738][ T32] Call trace: [ 1331.347771][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1331.347818][ T32] r10:8291a684 r9:eabd1d84 r8:00000002 r7:60000113 r6:eabd1d8c r5:84b11800 [ 1331.347860][ T32] r4:84b11800 [ 1331.347884][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1331.347927][ T32] r5:84b11800 r4:8291a680 [ 1331.347985][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.348059][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.348109][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabd1e08 [ 1331.348131][ T32] r4:00000000 [ 1331.348150][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1331.348223][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1331.348267][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.348307][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85287e80 [ 1331.348330][ T32] r4:00000000 [ 1331.348349][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.348391][ T32] r9:83018005 r8:84b11800 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1331.348412][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.348451][ T32] r5:00001000 r4:eaa29000 [ 1331.348470][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.365335][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.365463][ T32] r5:8525d78c r4:8525d400 [ 1331.365511][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.365594][ T32] r7:dddced80 r6:83018000 r5:8525d78c r4:85285780 [ 1331.365673][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.365753][ T32] r10:61c88647 r9:84b11800 r8:852857ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.365783][ T32] r4:85285780 [ 1331.365847][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.365900][ T32] r10:00000000 r9:85285780 r8:80287e08 r7:eabc9e60 r6:85285800 r5:84b11800 [ 1331.365924][ T32] r4:00000001 [ 1331.365959][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.366021][ T32] Exception stack(0xeabd1fb0 to 0xeabd1ff8) [ 1331.366056][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.366106][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.366156][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.366188][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.366293][ T32] r4:85287b00 [ 1331.366867][ T32] INFO: task kworker/0:356:4172 is blocked on a mutex likely owned by task kworker/0:208:3739. ** 5 printk messages dropped ** [ 1331.367374][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1331.367545][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 ** 9 printk messages dropped ** [ 1331.367902][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1331.368285][ T32] r5:8597c38c r4:8597c000 ** 5 printk messages dropped ** [ 1331.374616][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1331.374953][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1331.375299][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1331.375611][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.375651][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.375722][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabd5e08 [ 1331.375749][ T32] r4:00000000 [ 1331.375789][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1331.375874][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1331.375938][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.376005][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852d5480 [ 1331.376074][ T32] r4:00000000 [ 1331.376121][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.376184][ T32] r9:83018005 r8:84b12400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a5000 [ 1331.376208][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.376269][ T32] r5:00001000 r4:eaa67000 [ 1331.376316][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.376388][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.376453][ T32] r5:8525e78c r4:8525e400 [ 1331.376497][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.376560][ T32] r7:dddced80 r6:83018000 r5:8525e78c r4:85285880 [ 1331.376584][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.376631][ T32] r10:61c88647 r9:84b12400 r8:852858ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.376667][ T32] r4:85285880 [ 1331.376692][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.376738][ T32] r10:00000000 r9:85285880 r8:80287e08 r7:eabd1e60 r6:85285900 r5:84b12400 [ 1331.376780][ T32] r4:00000001 [ 1331.376823][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.376866][ T32] Exception stack(0xeabd5fb0 to 0xeabd5ff8) [ 1331.376894][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.376923][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.376992][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.377049][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.377075][ T32] r4:85287c80 [ 1331.377515][ T32] INFO: task kworker/0:357:4174 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1331.377574][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.377638][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1331.377818][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 ** 8 printk messages dropped ** [ 1331.378128][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1331.378367][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1331.390856][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1331.391206][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1331.391483][ T32] INFO: task kworker/0:358:4175 blocked for more than 457 seconds. [ 1331.391526][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.391554][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.391576][ T32] task:kworker/0:358 state:D stack:0 pid:4175 tgid:4175 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.391661][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.391722][ T32] Call trace: [ 1331.391764][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1331.391825][ T32] r10:8291a684 r9:eab49d84 r8:00000002 r7:60000113 r6:eab49d8c r5:84b13000 [ 1331.391852][ T32] r4:84b13000 [ 1331.391872][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1331.391915][ T32] r5:84b13000 r4:8291a680 [ 1331.391973][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.392017][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.392059][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab49e08 [ 1331.392082][ T32] r4:00000000 [ 1331.392101][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1331.392141][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1331.392177][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.392224][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850b6f80 [ 1331.392248][ T32] r4:00000000 [ 1331.392268][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.392312][ T32] r9:83018005 r8:84b13000 r7:00000000 r6:83018000 r5:00001000 r4:7f09f000 [ 1331.392333][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.392374][ T32] r5:00001000 r4:eaa37000 [ 1331.392399][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.392442][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.392483][ T32] r5:8525db8c r4:8525d800 [ 1331.392503][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.392546][ T32] r7:dddced80 r6:83018000 r5:8525db8c r4:85285980 [ 1331.392583][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.392634][ T32] r10:61c88647 r9:84b13000 r8:852859ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.392690][ T32] r4:85285980 [ 1331.392733][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.392787][ T32] r10:00000000 r9:85285980 r8:80287e08 r7:eabd5e60 r6:85285a00 r5:84b13000 [ 1331.392810][ T32] r4:00000001 [ 1331.392830][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.392885][ T32] Exception stack(0xeab49fb0 to 0xeab49ff8) [ 1331.392940][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.392976][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.393005][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.393054][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.393105][ T32] r4:85287e00 [ 1331.393529][ T32] INFO: task kworker/0:358:4175 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1331.393564][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.393621][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.393670][ T32] Call trace: [ 1331.393727][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) ** 4 printk messages dropped ** [ 1331.393891][ T32] 9d20: a86a5000 e0047000 00000001 80239b98 7f07d000 00000001 ** 9 printk messages dropped ** [ 1331.394291][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 ** 11 printk messages dropped ** [ 1331.394781][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1331.395138][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1331.395411][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1331.395829][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1331.396314][ T32] r5:00001000 r4:eaa4b000 ** 1 printk messages dropped ** [ 1331.396384][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1331.396572][ T32] r10:61c88647 r9:84b13c00 r8:85285aac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1331.396887][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1331.397509][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1331.397785][ T32] r5:80000013 r4:80239bb0 ** 6 printk messages dropped ** [ 1331.398055][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 ** 11 printk messages dropped ** [ 1331.420796][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1331.421147][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1331.421199][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.421254][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.421350][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.421383][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.421406][ T32] r4:8506bc80 [ 1331.421450][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.421489][ T32] INFO: task kworker/0:360:4180 blocked for more than 457 seconds. [ 1331.421551][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.421580][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.421606][ T32] task:kworker/0:360 state:D stack:0 pid:4180 tgid:4180 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.421678][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.421756][ T32] Call trace: [ 1331.421830][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1331.421886][ T32] r10:8291a684 r9:eabe1d84 r8:00000002 r7:60000013 r6:eabe1d8c r5:84b14800 [ 1331.421909][ T32] r4:84b14800 [ 1331.421950][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1331.422003][ T32] r5:84b14800 r4:8291a680 [ 1331.422024][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.422085][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.422178][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabe1e08 [ 1331.422232][ T32] r4:00000000 [ 1331.422278][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1331.422322][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1331.422383][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.422435][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852d5300 [ 1331.422458][ T32] r4:00000000 [ 1331.422478][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.422525][ T32] r9:83018005 r8:84b14800 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 1331.422546][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.422608][ T32] r5:00001000 r4:eaa55000 [ 1331.422633][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.422682][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.422725][ T32] r5:8525e38c r4:8525e000 [ 1331.422769][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.422816][ T32] r7:dddced80 r6:83018000 r5:8525e38c r4:85285b80 [ 1331.422836][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.422904][ T32] r10:61c88647 r9:84b14800 r8:85285bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.422933][ T32] r4:85285b80 [ 1331.422953][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.422997][ T32] r10:00000000 r9:85285b80 r8:80287e08 r7:eabd5e60 r6:85285c00 r5:84b14800 [ 1331.423019][ T32] r4:00000001 [ 1331.423038][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.423096][ T32] Exception stack(0xeabe1fb0 to 0xeabe1ff8) [ 1331.423153][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.423226][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.423278][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.423311][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.423334][ T32] r4:852d5180 [ 1331.423769][ T32] INFO: task kworker/0:360:4180 is blocked on a mutex likely owned by task kworker/0:208:3739. ** 5 printk messages dropped ** [ 1331.424135][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1331.424358][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff ** 7 printk messages dropped ** [ 1331.424748][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 ** 11 printk messages dropped ** [ 1331.425393][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1331.425655][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1331.426082][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1331.426413][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1331.426941][ T32] r5:00001000 r4:eaaab000 ** 1 printk messages dropped ** [ 1331.427060][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1331.427315][ T32] r4:85285c80 ** 2 printk messages dropped ** [ 1331.427426][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1331.427611][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.427633][ T32] r4:852d53c0 [ 1331.427883][ T32] INFO: task kworker/0:361:4181 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1331.427925][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.427991][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.428046][ T32] Call trace: [ 1331.428076][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.428133][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1331.428160][ T32] r4:00000000 [ 1331.428181][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.428233][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1331.428284][ T32] 9d20: a8d00000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1331.428318][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1331.428365][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1331.428403][ T32] r5:80000013 r4:80239bb0 [ 1331.428427][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.451559][ T32] r4:82ac21e4 [ 1331.451605][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.451679][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1331.451732][ T32] r4:e05d9dc0 [ 1331.451759][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.451844][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1331.451887][ T32] r4:00000000 [ 1331.451912][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.451961][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1331.451983][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.452044][ T32] r5:00001000 r4:eb0cb000 [ 1331.452069][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.452134][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.452184][ T32] r5:8597c38c r4:8597c000 [ 1331.452205][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.452271][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1331.452318][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.452370][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.452392][ T32] r4:8506c780 [ 1331.452412][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.452459][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1331.452482][ T32] r4:00000001 [ 1331.452501][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.452567][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1331.452602][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.452631][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.452685][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.452742][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.452775][ T32] r4:8506bc80 [ 1331.452818][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.452889][ T32] INFO: task kworker/0:362:4183 blocked for more than 457 seconds. [ 1331.452950][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.452979][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.453002][ T32] task:kworker/0:362 state:D stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.453067][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1331.453391][ T32] r5:848b8000 r4:8291a680 ** 5 printk messages dropped ** [ 1331.453656][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1331.454014][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.454053][ T32] r5:851fef8c r4:851fec00 [ 1331.454094][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1331.454272][ T32] r4:85285d80 ** 4 printk messages dropped ** [ 1331.454412][ T32] Exception stack(0xeabedfb0 to 0xeabedff8) ** 6 printk messages dropped ** [ 1331.455157][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1331.455755][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1331.455932][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 ** 11 printk messages dropped ** [ 1331.456373][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1331.456698][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1331.456932][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1331.457368][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1331.457729][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1331.457829][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1331.458177][ T32] r10:00000000 r9:851c7500 r8:80287e08 r7:e8809e60 r6:85285e80 r5:848ba400 ** 6 printk messages dropped ** [ 1331.458413][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.467590][ T32] r4:852dd300 [ 1331.468075][ T32] INFO: task kworker/1:170:4187 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1331.468116][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.468239][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.468322][ T32] Call trace: [ 1331.468359][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.468416][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1331.468439][ T32] r4:00000000 [ 1331.468507][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.468875][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1331.468916][ T32] 9d20: a926b000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1331.468947][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1331.468972][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1331.468998][ T32] r5:80000013 r4:80239bb0 [ 1331.469019][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.469089][ T32] r4:82ac21e4 [ 1331.469114][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.469158][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1331.469185][ T32] r4:e05d9dc0 [ 1331.469206][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.469268][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1331.469294][ T32] r4:00000000 [ 1331.469316][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.469382][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1331.469408][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.469473][ T32] r5:00001000 r4:eb0cb000 [ 1331.469497][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.469554][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.469619][ T32] r5:8597c38c r4:8597c000 [ 1331.469643][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.469699][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1331.469720][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.469765][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.469807][ T32] r4:8506c780 [ 1331.469831][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.469884][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1331.469908][ T32] r4:00000001 [ 1331.469928][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.469983][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1331.470019][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.470068][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.470098][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.470126][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.470169][ T32] r4:8506bc80 [ 1331.470215][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.470254][ T32] INFO: task kworker/0:363:4188 blocked for more than 457 seconds. [ 1331.470287][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.470312][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.470334][ T32] task:kworker/0:363 state:D stack:0 pid:4188 tgid:4188 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.470408][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.470450][ T32] Call trace: [ 1331.470505][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1331.470556][ T32] r10:8291a684 r9:eabf9d84 r8:00000002 r7:60000113 r6:eabf9d8c r5:848b8c00 [ 1331.470578][ T32] r4:848b8c00 [ 1331.470597][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1331.470638][ T32] r5:848b8c00 r4:8291a680 [ 1331.470682][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.470728][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.470839][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabf9e08 [ 1331.470888][ T32] r4:00000000 [ 1331.470935][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1331.470979][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1331.471014][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.471053][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852d5d00 [ 1331.471075][ T32] r4:00000000 [ 1331.471094][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.471136][ T32] r9:83018005 r8:848b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0af000 [ 1331.471156][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.471198][ T32] r5:00001000 r4:eaab9000 [ 1331.471256][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.471300][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.471364][ T32] r5:8525f38c r4:8525f000 [ 1331.471425][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.471495][ T32] r7:dddced80 r6:83018000 r5:8525f38c r4:85285f00 [ 1331.471548][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.471606][ T32] r10:61c88647 r9:848b8c00 r8:85285f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.471631][ T32] r4:85285f00 [ 1331.471651][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1331.471869][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1331.472681][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1331.472844][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 ** 9 printk messages dropped ** [ 1331.473296][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1331.473553][ T32] r5:8597c38c r4:8597c000 ** 4 printk messages dropped ** [ 1331.473794][ T32] r4:8506c780 ** 4 printk messages dropped ** [ 1331.474016][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) ** 7 printk messages dropped ** [ 1331.474297][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1331.474683][ T32] r4:848bb000 ** 5 printk messages dropped ** [ 1331.474960][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1331.475167][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852d5840 [ 1331.475211][ T32] r4:00000000 [ 1331.475235][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.475300][ T32] r9:83018005 r8:848bb000 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [ 1331.475346][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.475466][ T32] r5:00001000 r4:df9ef000 [ 1331.475490][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.475530][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.475570][ T32] r5:8525fb8c r4:8525f800 [ 1331.475590][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.475634][ T32] r7:dddced80 r6:83018000 r5:8525fb8c r4:852d6000 [ 1331.475665][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.475725][ T32] r10:61c88647 r9:848bb000 r8:852d602c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.475777][ T32] r4:852d6000 [ 1331.475800][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.475882][ T32] r10:00000000 r9:852d6000 r8:80287e08 r7:eabf9e60 r6:852d6080 r5:848bb000 [ 1331.475908][ T32] r4:00000001 [ 1331.475929][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.475988][ T32] Exception stack(0xeabf1fb0 to 0xeabf1ff8) [ 1331.476023][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.476051][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.476077][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.476105][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.476127][ T32] r4:852d5a80 [ 1331.476369][ T32] INFO: task kworker/0:364:4191 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1331.476402][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.476475][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.476549][ T32] Call trace: [ 1331.476600][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.476676][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1331.476730][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1331.476794][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) ** 5 printk messages dropped ** [ 1331.477008][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1331.477176][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 ** 9 printk messages dropped ** [ 1331.477569][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 ** 4 printk messages dropped ** [ 1331.477755][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1331.477813][ T32] r4:00000001 [ 1331.477845][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.477885][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1331.477931][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.477969][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.477995][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.478023][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.478045][ T32] r4:8506bc80 [ 1331.478085][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.478119][ T32] INFO: task kworker/0:365:4192 blocked for more than 457 seconds. [ 1331.478168][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.478200][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.478222][ T32] task:kworker/0:365 state:D stack:0 pid:4192 tgid:4192 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.478265][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.478321][ T32] Call trace: [ 1331.478391][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1331.478492][ T32] r10:8291a684 r9:e8849d84 r8:00000002 r7:60000113 r6:e8849d8c r5:85216c00 [ 1331.504307][ T32] r4:85216c00 [ 1331.504357][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1331.504450][ T32] r5:85216c00 r4:8291a680 [ 1331.504480][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.504547][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.504606][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8849e08 [ 1331.504663][ T32] r4:00000000 [ 1331.504688][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1331.504746][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1331.504790][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.504833][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852d5e80 [ 1331.504884][ T32] r4:00000000 [ 1331.504914][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.504962][ T32] r9:83018005 r8:85216c00 r7:00000000 r6:83018000 r5:00001000 r4:7f025000 [ 1331.505004][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.505069][ T32] r5:00001000 r4:eaacb000 [ 1331.505138][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.505208][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.505270][ T32] r5:8525f78c r4:8525f400 [ 1331.505294][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.505343][ T32] r7:dddced80 r6:83018000 r5:8525f78c r4:852d6100 [ 1331.505365][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.505410][ T32] r10:61c88647 r9:85216c00 r8:852d612c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.505432][ T32] r4:852d6100 [ 1331.505451][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.505496][ T32] r10:00000000 r9:852d6100 r8:80287e08 r7:eabf1e60 r6:851c7580 r5:85216c00 [ 1331.505518][ T32] r4:00000001 [ 1331.505537][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.505574][ T32] Exception stack(0xe8849fb0 to 0xe8849ff8) [ 1331.505638][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.505691][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1331.506304][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1331.506914][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1331.507058][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 ** 9 printk messages dropped ** [ 1331.507460][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 ** 4 printk messages dropped ** [ 1331.507681][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 ** 6 printk messages dropped ** [ 1331.507917][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.507964][ T32] r4:8506bc80 [ 1331.507989][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.508018][ T32] INFO: task kworker/0:366:4195 blocked for more than 458 seconds. [ 1331.508052][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.508076][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.508097][ T32] task:kworker/0:366 state:D stack:0 pid:4195 tgid:4195 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.508160][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.508225][ T32] Call trace: [ 1331.508287][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1331.508355][ T32] r10:8291a684 r9:eac05d84 r8:00000002 r7:60000113 r6:eac05d8c r5:8521e000 [ 1331.508382][ T32] r4:8521e000 [ 1331.508403][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1331.508446][ T32] r5:8521e000 r4:8291a680 [ 1331.508465][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.524835][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.524949][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac05e08 [ 1331.524984][ T32] r4:00000000 [ 1331.525006][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1331.525044][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1331.525082][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.525123][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852d5500 [ 1331.525145][ T32] r4:00000000 [ 1331.525193][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.525249][ T32] r9:83018005 r8:8521e000 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 [ 1331.525272][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.525316][ T32] r5:00001000 r4:dfa5d000 [ 1331.525336][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.525374][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.525415][ T32] r5:8525ff8c r4:8525fc00 [ 1331.525435][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.525491][ T32] r7:dddced80 r6:83018000 r5:8525ff8c r4:852d6180 [ 1331.525522][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.525570][ T32] r10:61c88647 r9:8521e000 r8:852d61ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.525592][ T32] r4:852d6180 [ 1331.525611][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.525663][ T32] r10:00000000 r9:852d6180 r8:80287e08 r7:eabf1e60 r6:851c7600 r5:8521e000 [ 1331.525686][ T32] r4:00000001 [ 1331.525716][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.525758][ T32] Exception stack(0xeac05fb0 to 0xeac05ff8) [ 1331.525788][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.525837][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.525867][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.525896][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.525937][ T32] r4:852d5e00 [ 1331.526372][ T32] INFO: task kworker/0:366:4195 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1331.526408][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.526479][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.526558][ T32] Call trace: [ 1331.526595][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.526662][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1331.526711][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1331.526795][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) ** 7 printk messages dropped ** [ 1331.527174][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 ** 9 printk messages dropped ** [ 1331.527518][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1331.528014][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) ** 6 printk messages dropped ** [ 1331.528285][ T32] INFO: task kworker/0:367:4196 blocked for more than 458 seconds. ** 6 printk messages dropped ** [ 1331.541551][ T32] r10:8291a684 r9:eac09d84 r8:00000002 r7:60000013 r6:eac09d8c r5:85220000 ** 5 printk messages dropped ** [ 1331.541818][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac09e08 [ 1331.541840][ T32] r4:00000000 [ 1331.541859][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1331.541893][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1331.541932][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.541973][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852d9480 [ 1331.542016][ T32] r4:00000000 [ 1331.542046][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.542094][ T32] r9:83018005 r8:85220000 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 [ 1331.542120][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.542166][ T32] r5:00001000 r4:dfd77000 [ 1331.542186][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.542224][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.542285][ T32] r5:85268b8c r4:85268800 [ 1331.542315][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.542364][ T32] r7:dddced80 r6:83018000 r5:85268b8c r4:852d6200 [ 1331.542405][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.542461][ T32] r10:61c88647 r9:85220000 r8:852d622c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.542504][ T32] r4:852d6200 [ 1331.542553][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.542602][ T32] r10:00000000 r9:852d6200 r8:80287e08 r7:eac05e60 r6:851c7680 r5:85220000 [ 1331.542624][ T32] r4:00000001 [ 1331.542644][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.542693][ T32] Exception stack(0xeac09fb0 to 0xeac09ff8) [ 1331.542722][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.542791][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.542828][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.542858][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.542880][ T32] r4:852d5f00 [ 1331.543298][ T32] INFO: task kworker/0:367:4196 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1331.543334][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.543445][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.543516][ T32] Call trace: [ 1331.543587][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.543637][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1331.543665][ T32] r4:00000000 [ 1331.543686][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.543725][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1331.543753][ T32] 9d20: aa086000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1331.543782][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1331.543827][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1331.543874][ T32] r5:80000013 r4:80239bb0 [ 1331.543921][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.543986][ T32] r4:82ac21e4 [ 1331.544030][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.544076][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1331.544138][ T32] r4:e05d9dc0 [ 1331.544180][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.544248][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1331.544273][ T32] r4:00000000 [ 1331.544295][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.544341][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1331.544362][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.544403][ T32] r5:00001000 r4:eb0cb000 [ 1331.544423][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.544481][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.544554][ T32] r5:8597c38c r4:8597c000 [ 1331.544578][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.544646][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1331.544676][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.544723][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.544746][ T32] r4:8506c780 [ 1331.544785][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.544834][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1331.544857][ T32] r4:00000001 [ 1331.544876][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.544930][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1331.544960][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.545011][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1331.545159][ T32] INFO: task kworker/0:368:4200 blocked for more than 458 seconds. ** 7 printk messages dropped ** [ 1331.545519][ T32] r4:85220c00 ** 5 printk messages dropped ** [ 1331.545771][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1331.545947][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1331.546169][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.546215][ T32] r5:8526838c r4:85268000 ** 1 printk messages dropped ** [ 1331.546306][ T32] r7:dddced80 r6:83018000 r5:8526838c r4:852d6280 ** 5 printk messages dropped ** [ 1331.546511][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1331.546718][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1331.547233][ T32] Call trace: ** 4 printk messages dropped ** [ 1331.547452][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1331.547489][ T32] 9d20: aa086000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1331.547518][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1331.547553][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1331.547580][ T32] r5:80000013 r4:80239bb0 [ 1331.547602][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.547642][ T32] r4:82ac21e4 [ 1331.547687][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.547734][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1331.547798][ T32] r4:e05d9dc0 [ 1331.547841][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.547885][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1331.547927][ T32] r4:00000000 [ 1331.547950][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.548015][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1331.548047][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.548089][ T32] r5:00001000 r4:eb0cb000 [ 1331.548109][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.548147][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.548187][ T32] r5:8597c38c r4:8597c000 [ 1331.548228][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.548278][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1331.548299][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.548368][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.548394][ T32] r4:8506c780 [ 1331.548467][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.573945][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1331.573998][ T32] r4:00000001 [ 1331.574022][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.574117][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1331.574190][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.574239][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.574276][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.574326][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.574499][ T32] r4:8506bc80 [ 1331.574527][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.574571][ T32] INFO: task kworker/1:171:4201 blocked for more than 458 seconds. [ 1331.574625][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.574656][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.574688][ T32] task:kworker/1:171 state:D stack:0 pid:4201 tgid:4201 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.574774][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.574825][ T32] Call trace: [ 1331.574879][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1331.574955][ T32] r10:8291a684 r9:eac0dd84 r8:00000002 r7:60000013 r6:eac0dd8c r5:85221800 [ 1331.574983][ T32] r4:85221800 [ 1331.575038][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1331.575085][ T32] r5:85221800 r4:8291a680 [ 1331.575106][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.575145][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.575205][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac0de08 [ 1331.575232][ T32] r4:00000000 [ 1331.575274][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1331.575322][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1331.575401][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.575449][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853cd280 [ 1331.575494][ T32] r4:00000000 [ 1331.575521][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 3 printk messages dropped ** [ 1331.575732][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.575793][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1331.575959][ T32] r7:ddde2d80 r6:83018200 r5:84a71f8c r4:851c7780 ** 5 printk messages dropped ** [ 1331.576240][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1331.576414][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1331.577247][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 ** 8 printk messages dropped ** [ 1331.577621][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1331.577837][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 ** 9 printk messages dropped ** [ 1331.578194][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 ** 7 printk messages dropped ** [ 1331.586882][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) ** 4 printk messages dropped ** [ 1331.587061][ T32] r4:8506bc80 ** 5 printk messages dropped ** [ 1331.587303][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1331.587699][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1331.588105][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1331.588207][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1331.592691][ T32] r10:00000000 r9:852d6300 r8:80287e08 r7:eac09e60 r6:851c7880 r5:85222400 ** 7 printk messages dropped ** [ 1331.592949][ T32] r4:852d91c0 ** 3 printk messages dropped ** [ 1331.593607][ T32] Call trace: ** 5 printk messages dropped ** [ 1331.593858][ T32] 9d20: aa69a000 e0047000 00000001 80239b98 7f07d000 00000001 ** 9 printk messages dropped ** [ 1331.594244][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 ** 5 printk messages dropped ** [ 1331.594553][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.594598][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.594641][ T32] r5:8597c38c r4:8597c000 [ 1331.594685][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.594754][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1331.594784][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.594832][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.594878][ T32] r4:8506c780 [ 1331.594901][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.594949][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1331.594971][ T32] r4:00000001 [ 1331.595005][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.595044][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1331.595071][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.595120][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.595170][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.595226][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.595253][ T32] r4:8506bc80 [ 1331.595274][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.595302][ T32] INFO: task kworker/0:370:4205 blocked for more than 458 seconds. [ 1331.595334][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.595371][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.595396][ T32] task:kworker/0:370 state:D stack:0 pid:4205 tgid:4205 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.595440][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.595481][ T32] Call trace: [ 1331.595555][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1331.595606][ T32] r10:8291a684 r9:eac19d84 r8:00000002 r7:60000113 r6:eac19d8c r5:85223c00 [ 1331.595649][ T32] r4:85223c00 [ 1331.595678][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1331.595723][ T32] r5:85223c00 r4:8291a680 [ 1331.595743][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.595782][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.595822][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac19e08 [ 1331.595844][ T32] r4:00000000 [ 1331.595863][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1331.595896][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1331.595929][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.595969][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852d95c0 [ 1331.596003][ T32] r4:00000000 [ 1331.596048][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.596095][ T32] r9:83018005 r8:85223c00 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [ 1331.596117][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.596158][ T32] r5:00001000 r4:dff3f000 [ 1331.596197][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.596242][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.596306][ T32] r5:85268f8c r4:85268c00 [ 1331.596336][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.596382][ T32] r7:dddced80 r6:83018000 r5:85268f8c r4:852d6380 [ 1331.596441][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.596520][ T32] r10:61c88647 r9:85223c00 r8:852d63ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.596547][ T32] r4:852d6380 [ 1331.596566][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.596641][ T32] r10:00000000 r9:852d6380 r8:80287e08 r7:eac09e60 r6:851c7900 r5:85223c00 [ 1331.596673][ T32] r4:00000001 [ 1331.596693][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.596729][ T32] Exception stack(0xeac19fb0 to 0xeac19ff8) [ 1331.596755][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.596803][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.596859][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.596892][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.596914][ T32] r4:852d9300 [ 1331.597171][ T32] INFO: task kworker/0:370:4205 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1331.597206][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.597261][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.597327][ T32] Call trace: [ 1331.597389][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.597476][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 ** 4 printk messages dropped ** [ 1331.597643][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 ** 10 printk messages dropped ** [ 1331.598016][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1331.598411][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1331.615340][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1331.615669][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1331.615970][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1331.616369][ T32] r5:00001000 r4:e072b000 ** 1 printk messages dropped ** [ 1331.616438][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1331.616715][ T32] r4:852d6400 ** 6 printk messages dropped ** [ 1331.617008][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1331.617889][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1331.618092][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff ** 4 printk messages dropped ** [ 1331.618279][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1331.618314][ T32] r4:e05d9dc0 [ 1331.618338][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.618392][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1331.618492][ T32] r4:00000000 [ 1331.628949][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.629048][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1331.629079][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.629126][ T32] r5:00001000 r4:eb0cb000 [ 1331.629147][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.629186][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.629228][ T32] r5:8597c38c r4:8597c000 [ 1331.629268][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.629321][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1331.629343][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.629389][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.629432][ T32] r4:8506c780 [ 1331.629463][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.629512][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1331.629560][ T32] r4:00000001 [ 1331.629604][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.629646][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1331.629684][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.629733][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.629784][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.629836][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.629882][ T32] r4:8506bc80 [ 1331.629909][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.629939][ T32] INFO: task kworker/0:372:4208 blocked for more than 458 seconds. [ 1331.629981][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.630010][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.630033][ T32] task:kworker/0:372 state:D stack:0 pid:4208 tgid:4208 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.630089][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.630177][ T32] Call trace: [ 1331.630232][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1331.630287][ T32] r10:8291a684 r9:eac25d84 r8:00000002 r7:60000013 r6:eac25d8c r5:85226000 [ 1331.630310][ T32] r4:85226000 [ 1331.630329][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1331.630386][ T32] r5:85226000 r4:8291a680 [ 1331.630430][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.630506][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.630556][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac25e08 [ 1331.630599][ T32] r4:00000000 [ 1331.630627][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1331.630688][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1331.630758][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.630816][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852d9700 [ 1331.630843][ T32] r4:00000000 [ 1331.630864][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.630909][ T32] r9:83018005 r8:85226000 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 [ 1331.630930][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.630971][ T32] r5:00001000 r4:e0413000 [ 1331.630991][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.631030][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.631071][ T32] r5:8526938c r4:85269000 [ 1331.631090][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.631176][ T32] r7:dddced80 r6:83018000 r5:8526938c r4:852d6480 [ 1331.631262][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.631317][ T32] r10:61c88647 r9:85226000 r8:852d64ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.631340][ T32] r4:852d6480 [ 1331.631400][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.631449][ T32] r10:00000000 r9:852d6480 r8:80287e08 r7:eac21e60 r6:851c7a00 r5:85226000 [ 1331.631471][ T32] r4:00000001 [ 1331.631489][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.631565][ T32] Exception stack(0xeac25fb0 to 0xeac25ff8) ** 2 printk messages dropped ** [ 1331.631681][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1331.632572][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1331.632819][ T32] r5:80000013 r4:80239bb0 ** 6 printk messages dropped ** [ 1331.633107][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 ** 9 printk messages dropped ** [ 1331.633544][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 ** 7 printk messages dropped ** [ 1331.633836][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) ** 6 printk messages dropped ** [ 1331.634064][ T32] INFO: task kworker/0:373:4211 blocked for more than 458 seconds. ** 9 printk messages dropped ** [ 1331.634555][ T32] r5:85224800 r4:8291a680 ** 5 printk messages dropped ** [ 1331.634798][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1331.635117][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1331.635344][ T32] r4:852d6500 ** 4 printk messages dropped ** [ 1331.635555][ T32] Exception stack(0xeac31fb0 to 0xeac31ff8) ** 6 printk messages dropped ** [ 1331.636045][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1331.636603][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1331.636819][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 ** 9 printk messages dropped ** [ 1331.637233][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 ** 5 printk messages dropped ** [ 1331.637455][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1331.637630][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1331.637962][ T32] r10:8291a684 r9:eac35d84 r8:00000002 r7:60000113 r6:eac35d8c r5:85223000 ** 9 printk messages dropped ** [ 1331.638321][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.638388][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852d9980 [ 1331.638413][ T32] r4:00000000 [ 1331.638433][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.669153][ T32] r9:83018005 r8:85223000 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1331.669271][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.669360][ T32] r5:00001000 r4:e04b7000 [ 1331.669386][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.669428][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.669482][ T32] r5:85269b8c r4:85269800 [ 1331.669507][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.669576][ T32] r7:dddced80 r6:83018000 r5:85269b8c r4:852d6580 [ 1331.669621][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.669708][ T32] r10:61c88647 r9:85223000 r8:852d65ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.669740][ T32] r4:852d6580 [ 1331.669762][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.669828][ T32] r10:00000000 r9:852d6580 r8:80287e08 r7:eac21e60 r6:851c7b00 r5:85223000 [ 1331.669853][ T32] r4:00000001 [ 1331.669873][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.669911][ T32] Exception stack(0xeac35fb0 to 0xeac35ff8) [ 1331.669941][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.669970][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.669998][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.670027][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.670059][ T32] r4:852d96c0 [ 1331.670488][ T32] INFO: task kworker/0:374:4212 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1331.670523][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.670668][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.670721][ T32] Call trace: [ 1331.670774][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.670827][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1331.670851][ T32] r4:00000000 [ 1331.670870][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.670930][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1331.670985][ T32] 9d20: ab7cc000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1331.671018][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1331.671043][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1331.671067][ T32] r5:80000013 r4:80239bb0 [ 1331.671088][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.671129][ T32] r4:82ac21e4 [ 1331.671186][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.671238][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1331.671303][ T32] r4:e05d9dc0 [ 1331.671331][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.671396][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1331.671424][ T32] r4:00000000 [ 1331.671464][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.671514][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1331.671536][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.671587][ T32] r5:00001000 r4:eb0cb000 [ 1331.671637][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.671687][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.671729][ T32] r5:8597c38c r4:8597c000 [ 1331.671749][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.671803][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1331.671828][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.671874][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1331.672042][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 ** 9 printk messages dropped ** [ 1331.672418][ T32] INFO: task kworker/0:375:4214 blocked for more than 458 seconds. ** 6 printk messages dropped ** [ 1331.672757][ T32] r10:8291a684 r9:eac3dd84 r8:00000002 r7:60000113 r6:eac3dd8c r5:85228c00 ** 8 printk messages dropped ** [ 1331.673102][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1331.673158][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.673228][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852d9a80 [ 1331.673254][ T32] r4:00000000 [ 1331.673290][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.673337][ T32] r9:83018005 r8:85228c00 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1331.673369][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.673415][ T32] r5:00001000 r4:e0569000 [ 1331.673434][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.673472][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.673512][ T32] r5:85269f8c r4:85269c00 [ 1331.673532][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.673576][ T32] r7:dddced80 r6:83018000 r5:85269f8c r4:852d6600 [ 1331.673596][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.673668][ T32] r10:61c88647 r9:85228c00 r8:852d662c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.673696][ T32] r4:852d6600 [ 1331.673737][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.673799][ T32] r10:00000000 r9:852d6600 r8:80287e08 r7:eac21e60 r6:851c7b80 r5:85228c00 [ 1331.673832][ T32] r4:00000001 [ 1331.673852][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.673908][ T32] Exception stack(0xeac3dfb0 to 0xeac3dff8) [ 1331.673939][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.673968][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.674014][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.674050][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.674073][ T32] r4:852d99c0 [ 1331.674295][ T32] INFO: task kworker/0:375:4214 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1331.674354][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.674417][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.674460][ T32] Call trace: [ 1331.674548][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.674600][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1331.674655][ T32] r4:00000000 [ 1331.674685][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.674726][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1331.674775][ T32] 9d20: ab7cc000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1331.674809][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1331.674836][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1331.674859][ T32] r5:80000013 r4:80239bb0 [ 1331.674921][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.674987][ T32] r4:82ac21e4 [ 1331.675013][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.675055][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1331.675077][ T32] r4:e05d9dc0 [ 1331.675096][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.675135][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1331.675156][ T32] r4:00000000 [ 1331.675175][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.675218][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1331.675240][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.675308][ T32] r5:00001000 r4:eb0cb000 [ 1331.675345][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.675388][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.675436][ T32] r5:8597c38c r4:8597c000 [ 1331.675459][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.675512][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 ** 1 printk messages dropped ** [ 1331.675583][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1331.675895][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1331.676174][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1331.676681][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac45e08 ** 9 printk messages dropped ** [ 1331.677091][ T32] r5:00001000 r4:e061f000 ** 1 printk messages dropped ** [ 1331.677155][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1331.677378][ T32] r10:61c88647 r9:8522a400 r8:852d66ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1331.677778][ T32] r4:852d9880 ** 3 printk messages dropped ** [ 1331.678178][ T32] Call trace: [ 1331.678209][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.678256][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1331.678278][ T32] r4:00000000 [ 1331.678317][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.678360][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1331.678388][ T32] 9d20: ab7cc000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1331.678475][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1331.700747][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1331.700808][ T32] r5:80000013 r4:80239bb0 [ 1331.700844][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.700907][ T32] r4:82ac21e4 [ 1331.700928][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.700970][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1331.701018][ T32] r4:e05d9dc0 [ 1331.701042][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.701138][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1331.701165][ T32] r4:00000000 [ 1331.701226][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.701284][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1331.701307][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.701353][ T32] r5:00001000 r4:eb0cb000 [ 1331.701373][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.701422][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.701469][ T32] r5:8597c38c r4:8597c000 [ 1331.701490][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.701536][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1331.701577][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.701633][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.701666][ T32] r4:8506c780 [ 1331.701730][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.701782][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1331.701832][ T32] r4:00000001 [ 1331.701857][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.701897][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1331.701925][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.701953][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.701979][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.702007][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.702028][ T32] r4:8506bc80 [ 1331.702052][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.702106][ T32] INFO: task kworker/0:377:4218 blocked for more than 458 seconds. [ 1331.702198][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.702265][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.702297][ T32] task:kworker/0:377 state:D stack:0 pid:4218 tgid:4218 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.702355][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.702423][ T32] Call trace: [ 1331.702519][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1331.702579][ T32] r10:8291a684 r9:eac01d84 r8:00000002 r7:60000013 r6:eac01d8c r5:848bbc00 [ 1331.702602][ T32] r4:848bbc00 [ 1331.702623][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1331.702675][ T32] r5:848bbc00 r4:8291a680 [ 1331.702696][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.702768][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.702822][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac01e08 [ 1331.702845][ T32] r4:00000000 [ 1331.702864][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1331.702899][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1331.702960][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.703006][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852d9d00 [ 1331.703028][ T32] r4:00000000 [ 1331.703047][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.703089][ T32] r9:83018005 r8:848bbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 [ 1331.703110][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.703151][ T32] r5:00001000 r4:e06cb000 [ 1331.703170][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.703210][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.703251][ T32] r5:8526a78c r4:8526a400 [ 1331.703270][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.703315][ T32] r7:dddced80 r6:83018000 r5:8526a78c r4:852d6700 [ 1331.703336][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.703394][ T32] r10:61c88647 r9:848bbc00 r8:852d672c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.703447][ T32] r4:852d6700 ** 2 printk messages dropped ** [ 1331.703540][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1331.703711][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1331.704613][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) ** 5 printk messages dropped ** [ 1331.704818][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1331.705075][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1331.705292][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1331.705892][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) ** 6 printk messages dropped ** [ 1331.706102][ T32] INFO: task kworker/0:378:4220 blocked for more than 458 seconds. ** 11 printk messages dropped ** [ 1331.706572][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 11 printk messages dropped ** [ 1331.707069][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1331.707301][ T32] r7:dddced80 r6:83018000 r5:8526af8c r4:852d6800 ** 5 printk messages dropped ** [ 1331.707547][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1331.707776][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1331.722517][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) ** 7 printk messages dropped ** [ 1331.722971][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 ** 9 printk messages dropped ** [ 1331.723389][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1331.723944][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) ** 9 printk messages dropped ** [ 1331.724392][ T32] task:kworker/0:379 state:D stack:0 pid:4223 tgid:4223 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1331.724935][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac51e08 [ 1331.724956][ T32] r4:00000000 [ 1331.724975][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1331.725009][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1331.725042][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.725166][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852dd080 [ 1331.725237][ T32] r4:00000000 [ 1331.725262][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.725306][ T32] r9:83018005 r8:848be000 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1331.725328][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.725369][ T32] r5:00001000 r4:e47dd000 [ 1331.725388][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.725427][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.725471][ T32] r5:8526b38c r4:8526b000 [ 1331.725493][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.725553][ T32] r7:dddced80 r6:83018000 r5:8526b38c r4:852d6900 [ 1331.725578][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.725625][ T32] r10:61c88647 r9:848be000 r8:852d692c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.725668][ T32] r4:852d6900 [ 1331.725708][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.725766][ T32] r10:00000000 r9:852d6900 r8:80287e08 r7:eac4de60 r6:852d6980 r5:848be000 [ 1331.725792][ T32] r4:00000001 [ 1331.725840][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.725903][ T32] Exception stack(0xeac51fb0 to 0xeac51ff8) [ 1331.725934][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.725965][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.726017][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.726049][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.726092][ T32] r4:852dd0c0 [ 1331.726549][ T32] INFO: task kworker/0:379:4223 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1331.726586][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.726694][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.726791][ T32] Call trace: [ 1331.726923][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.726976][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1331.727022][ T32] r4:00000000 [ 1331.727049][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.727090][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1331.727119][ T32] 9d20: abe63000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1331.727149][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1331.727175][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1331.727198][ T32] r5:80000013 r4:80239bb0 [ 1331.727241][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.727294][ T32] r4:82ac21e4 [ 1331.727316][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.727378][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1331.727405][ T32] r4:e05d9dc0 [ 1331.727449][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.727514][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1331.727541][ T32] r4:00000000 [ 1331.727562][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.727617][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1331.727650][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.727701][ T32] r5:00001000 r4:eb0cb000 ** 1 printk messages dropped ** [ 1331.727786][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1331.728112][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 10 printk messages dropped ** [ 1331.728503][ T32] task:kworker/0:380 state:D stack:0 pid:4225 tgid:4225 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1331.749401][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac55e08 ** 6 printk messages dropped ** [ 1331.749606][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1331.749844][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1331.750159][ T32] r10:00000000 r9:852d6a00 r8:80287e08 r7:eac51e60 r6:852d6a80 r5:848bec00 ** 9 printk messages dropped ** [ 1331.751452][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1331.752059][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1331.752319][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1331.752463][ T32] r5:00001000 r4:eb0cb000 [ 1331.752483][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.752521][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.752562][ T32] r5:8597c38c r4:8597c000 [ 1331.752582][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.752627][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1331.752677][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.752751][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.752799][ T32] r4:8506c780 [ 1331.752821][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.752936][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1331.752970][ T32] r4:00000001 [ 1331.753032][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.753080][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1331.753108][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.753137][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.753164][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.753193][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.753214][ T32] r4:8506bc80 [ 1331.753235][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.753263][ T32] INFO: task kworker/0:381:4227 blocked for more than 458 seconds. [ 1331.753316][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.753346][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.753388][ T32] task:kworker/0:381 state:D stack:0 pid:4227 tgid:4227 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.753438][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.753515][ T32] Call trace: [ 1331.753588][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1331.753666][ T32] r10:8291a684 r9:eac59d84 r8:00000002 r7:60000113 r6:eac59d8c r5:848bc800 [ 1331.753696][ T32] r4:848bc800 [ 1331.753732][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1331.753778][ T32] r5:848bc800 r4:8291a680 [ 1331.753798][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.753836][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.753878][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac59e08 [ 1331.753900][ T32] r4:00000000 [ 1331.753951][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1331.753993][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1331.754030][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.754071][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852d5f00 [ 1331.754093][ T32] r4:00000000 [ 1331.754113][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.754156][ T32] r9:83018005 r8:848bc800 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1331.754277][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.754329][ T32] r5:00001000 r4:e47f1000 [ 1331.754349][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.754390][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.754444][ T32] r5:8526b78c r4:8526b400 [ 1331.754483][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.754534][ T32] r7:dddced80 r6:83018000 r5:8526b78c r4:852d6b00 [ 1331.754578][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.754666][ T32] r10:61c88647 r9:848bc800 r8:852d6b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.754714][ T32] r4:852d6b00 [ 1331.754782][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.754838][ T32] r10:00000000 r9:852d6b00 r8:80287e08 r7:eac55e60 r6:852d6b80 r5:848bc800 [ 1331.754862][ T32] r4:00000001 [ 1331.754895][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.754938][ T32] Exception stack(0xeac59fb0 to 0xeac59ff8) [ 1331.754978][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.755011][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.755039][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.755067][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.755110][ T32] r4:852d5600 [ 1331.755401][ T32] INFO: task kworker/0:381:4227 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1331.755435][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.755518][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1331.755855][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) ** 7 printk messages dropped ** [ 1331.756239][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 ** 9 printk messages dropped ** [ 1331.756719][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1331.757121][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1331.757281][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1331.757532][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1331.757833][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 11 printk messages dropped ** [ 1331.758352][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.758394][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.758437][ T32] r5:8526bf8c r4:8526bc00 [ 1331.758494][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.783741][ T32] r7:dddced80 r6:83018000 r5:8526bf8c r4:852d6c00 [ 1331.783795][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.783868][ T32] r10:61c88647 r9:848b9800 r8:852d6c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.783892][ T32] r4:852d6c00 [ 1331.783942][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.783995][ T32] r10:00000000 r9:852d6c00 r8:80287e08 r7:eac55e60 r6:852d6c80 r5:848b9800 [ 1331.784018][ T32] r4:00000001 [ 1331.784037][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.784075][ T32] Exception stack(0xeac5dfb0 to 0xeac5dff8) [ 1331.784108][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.784137][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.784210][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.784280][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.784324][ T32] r4:852f7000 [ 1331.784768][ T32] INFO: task kworker/0:382:4229 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1331.784872][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.784986][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.785073][ T32] Call trace: [ 1331.785110][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.785195][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1331.785223][ T32] r4:00000000 [ 1331.785279][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.785323][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1331.785380][ T32] 9d20: ac959000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1331.785414][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1331.785439][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1331.785485][ T32] r5:80000013 r4:80239bb0 [ 1331.785548][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.785641][ T32] r4:82ac21e4 [ 1331.785691][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.785759][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1331.785809][ T32] r4:e05d9dc0 [ 1331.785834][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.785877][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1331.785915][ T32] r4:00000000 [ 1331.785973][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.786044][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1331.786070][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.786114][ T32] r5:00001000 r4:eb0cb000 [ 1331.786134][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.786194][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.786307][ T32] r5:8597c38c r4:8597c000 [ 1331.786402][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.786473][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1331.786500][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.786547][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.786571][ T32] r4:8506c780 [ 1331.786613][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.786730][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1331.786796][ T32] r4:00000001 [ 1331.786862][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.786928][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1331.786965][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.787067][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.787102][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.787131][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.787155][ T32] r4:8506bc80 [ 1331.787175][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.787223][ T32] INFO: task kworker/0:383:4231 blocked for more than 458 seconds. [ 1331.787267][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.787294][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.787336][ T32] task:kworker/0:383 state:D stack:0 pid:4231 tgid:4231 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.787438][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.787505][ T32] Call trace: [ 1331.787611][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1331.787673][ T32] r10:8291a684 r9:eabe5d84 r8:00000002 r7:60000113 r6:eabe5d8c r5:84b16c00 [ 1331.787698][ T32] r4:84b16c00 [ 1331.787719][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1331.787784][ T32] r5:84b16c00 r4:8291a680 [ 1331.787813][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1331.788001][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1331.788238][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.788276][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1331.788514][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1331.809831][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1331.810609][ T32] Call trace: ** 5 printk messages dropped ** [ 1331.810936][ T32] 9d20: acdff000 e0047000 00000001 80239b98 7f07d000 00000001 ** 9 printk messages dropped ** [ 1331.811315][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 ** 9 printk messages dropped ** [ 1331.811748][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 ** 7 printk messages dropped ** [ 1331.812021][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) ** 9 printk messages dropped ** [ 1331.812511][ T32] task:kworker/0:384 state:D stack:0 pid:4233 tgid:4233 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1331.813456][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1331.813743][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1331.814073][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1331.814212][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1331.814552][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1331.815144][ T32] Call trace: ** 5 printk messages dropped ** [ 1331.815386][ T32] 9d20: acdff000 e0047000 00000001 80239b98 7f07d000 00000001 ** 9 printk messages dropped ** [ 1331.815789][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 ** 9 printk messages dropped ** [ 1331.816292][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 ** 4 printk messages dropped ** [ 1331.816488][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1331.816511][ T32] r4:00000001 [ 1331.816529][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.816563][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1331.816589][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.816637][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.816706][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.816742][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.816790][ T32] r4:8506bc80 [ 1331.816827][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.816857][ T32] INFO: task kworker/0:385:4236 blocked for more than 458 seconds. [ 1331.816907][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.816959][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.817004][ T32] task:kworker/0:385 state:D stack:0 pid:4236 tgid:4236 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.817077][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.817128][ T32] Call trace: [ 1331.817170][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1331.817244][ T32] r10:8291a684 r9:eac61d84 r8:00000002 r7:60000013 r6:eac61d8c r5:8522b000 [ 1331.817276][ T32] r4:8522b000 [ 1331.817309][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1331.817356][ T32] r5:8522b000 r4:8291a680 [ 1331.817399][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.817446][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.817524][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac61e08 [ 1331.817561][ T32] r4:00000000 [ 1331.817620][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1331.817677][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1331.817716][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.817757][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f78c0 [ 1331.817779][ T32] r4:00000000 [ 1331.817799][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.817842][ T32] r9:83018005 r8:8522b000 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 [ 1331.817863][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.818005][ T32] r5:00001000 r4:ea8a1000 [ 1331.818029][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.818070][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.818111][ T32] r5:8526cb8c r4:8526c800 [ 1331.818338][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.818388][ T32] r7:dddced80 r6:83018000 r5:8526cb8c r4:852d6f00 [ 1331.818621][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.842380][ T32] r10:61c88647 r9:8522b000 r8:852d6f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.842434][ T32] r4:852d6f00 [ 1331.842480][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.842556][ T32] r10:00000000 r9:852d6f00 r8:80287e08 r7:eac65e60 r6:851c7c80 r5:8522b000 [ 1331.842581][ T32] r4:00000001 [ 1331.842602][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.842653][ T32] Exception stack(0xeac61fb0 to 0xeac61ff8) [ 1331.842694][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.842724][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.842790][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.842846][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.842874][ T32] r4:852f7500 [ 1331.843303][ T32] INFO: task kworker/0:385:4236 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1331.843378][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.843499][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.843552][ T32] Call trace: [ 1331.843584][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.843667][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1331.843697][ T32] r4:00000000 [ 1331.843717][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.843757][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1331.843785][ T32] 9d20: ad278000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1331.843834][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1331.843887][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1331.843941][ T32] r5:80000013 r4:80239bb0 [ 1331.843965][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.844010][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1331.844203][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 ** 11 printk messages dropped ** [ 1331.844629][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1331.845054][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1331.845490][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 1331.845900][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1331.846403][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1331.846924][ T32] r10:61c88647 r9:85229800 r8:852d6fac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1331.847283][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 2 printk messages dropped ** [ 1331.847712][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.847797][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.847873][ T32] Call trace: [ 1331.848031][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.848089][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1331.848112][ T32] r4:00000000 [ 1331.848131][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.848169][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1331.848217][ T32] 9d20: ad278000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1331.848291][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1331.848320][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1331.848346][ T32] r5:80000013 r4:80239bb0 [ 1331.848366][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.848405][ T32] r4:82ac21e4 [ 1331.848464][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.865530][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1331.865581][ T32] r4:e05d9dc0 [ 1331.865637][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.865713][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1331.865757][ T32] r4:00000000 [ 1331.865787][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.865857][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1331.865888][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.865936][ T32] r5:00001000 r4:eb0cb000 [ 1331.865955][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.865994][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.866056][ T32] r5:8597c38c r4:8597c000 [ 1331.866088][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.866139][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1331.866161][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.866208][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.866231][ T32] r4:8506c780 [ 1331.866291][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.866369][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1331.866401][ T32] r4:00000001 [ 1331.866421][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.866555][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1331.866646][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.866722][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.866833][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.866913][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.867018][ T32] r4:8506bc80 [ 1331.867088][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.867182][ T32] INFO: task kworker/0:387:4240 blocked for more than 458 seconds. [ 1331.867261][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.867323][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.867428][ T32] task:kworker/0:387 state:D stack:0 pid:4240 tgid:4240 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.867565][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.867677][ T32] Call trace: [ 1331.867836][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1331.867953][ T32] r10:8291a684 r9:eac71d84 r8:00000002 r7:60000113 r6:eac71d8c r5:8522bc00 [ 1331.868012][ T32] r4:8522bc00 [ 1331.868064][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1331.868157][ T32] r5:8522bc00 r4:8291a680 [ 1331.868208][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1331.868471][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1331.880722][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f7b40 ** 6 printk messages dropped ** [ 1331.881306][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.881406][ T32] r5:8526d38c r4:8526d000 ** 1 printk messages dropped ** [ 1331.881561][ T32] r7:dddced80 r6:83018000 r5:8526d38c r4:852f8000 ** 2 printk messages dropped ** [ 1331.881774][ T32] r4:852f8000 ** 6 printk messages dropped ** [ 1331.882335][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1331.883743][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1331.884487][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) ** 7 printk messages dropped ** [ 1331.885226][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 ** 7 printk messages dropped ** [ 1331.885790][ T32] r5:00001000 r4:eb0cb000 ** 6 printk messages dropped ** [ 1331.886442][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 1 printk messages dropped ** [ 1331.886556][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.886664][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1331.886771][ T32] r4:00000001 [ 1331.886827][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.886915][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1331.886987][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.887096][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.887173][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.887242][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.887299][ T32] r4:8506bc80 [ 1331.887365][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.887440][ T32] INFO: task kworker/1:172:4241 blocked for more than 458 seconds. [ 1331.887520][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.887597][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.887662][ T32] task:kworker/1:172 state:D stack:0 pid:4241 tgid:4241 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.887801][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.887901][ T32] Call trace: [ 1331.887981][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1331.888085][ T32] r10:8291a684 r9:eac75d84 r8:00000002 r7:60000113 r6:eac75d8c r5:8522c800 [ 1331.888139][ T32] r4:8522c800 [ 1331.888190][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1331.888286][ T32] r5:8522c800 r4:8291a680 [ 1331.888339][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.888470][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.913878][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac75e08 [ 1331.913989][ T32] r4:00000000 [ 1331.914048][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1331.914175][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1331.914265][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.914363][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f6a00 [ 1331.914422][ T32] r4:00000000 [ 1331.914474][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.914580][ T32] r9:83018205 r8:8522c800 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [ 1331.914666][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.914810][ T32] r5:00001000 r4:eaae5000 [ 1331.914952][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.915066][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.915225][ T32] r5:851fff8c r4:851ffc00 [ 1331.915269][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.915341][ T32] r7:ddde2d80 r6:83018200 r5:851fff8c r4:851c7e00 [ 1331.915398][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.915469][ T32] r10:61c88647 r9:8522c800 r8:851c7e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.915526][ T32] r4:851c7e00 [ 1331.915557][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.915623][ T32] r10:00000000 r9:851c7e00 r8:80287e08 r7:eac0de60 r6:851c7e80 r5:8522c800 [ 1331.915696][ T32] r4:00000001 [ 1331.915728][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.915827][ T32] Exception stack(0xeac75fb0 to 0xeac75ff8) [ 1331.915897][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.915941][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.915992][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.916040][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 2 printk messages dropped ** [ 1331.916618][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1331.917420][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1331.917641][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1331.917926][ T32] r5:8597c38c r4:8597c000 ** 5 printk messages dropped ** [ 1331.918277][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1331.935066][ T32] r4:8506bc80 ** 5 printk messages dropped ** [ 1331.935480][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1331.936077][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1331.936645][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1331.936806][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1331.937112][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1331.937555][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1331.952605][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 1331.953175][ T32] r4:e05d9dc0 ** 5 printk messages dropped ** [ 1331.953531][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.953578][ T32] r5:00001000 r4:eb0cb000 [ 1331.953676][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.953726][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.953770][ T32] r5:8597c38c r4:8597c000 [ 1331.953791][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.953837][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1331.953877][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.953952][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.953985][ T32] r4:8506c780 [ 1331.954007][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.954054][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1331.954077][ T32] r4:00000001 [ 1331.954121][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.954168][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1331.954211][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.954243][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.954342][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.954376][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.954447][ T32] r4:8506bc80 [ 1331.954551][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.954585][ T32] INFO: task kworker/0:389:4245 blocked for more than 458 seconds. [ 1331.954620][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.954646][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.954757][ T32] task:kworker/0:389 state:D stack:0 pid:4245 tgid:4245 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.954826][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.955000][ T32] Call trace: [ 1331.955038][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1331.955097][ T32] r10:8291a684 r9:eac7dd84 r8:00000002 r7:60000013 r6:eac7dd8c r5:8522e000 [ 1331.955148][ T32] r4:8522e000 [ 1331.955173][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1331.955291][ T32] r5:8522e000 r4:8291a680 [ 1331.955316][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.955383][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.955430][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac7de08 [ 1331.955476][ T32] r4:00000000 [ 1331.955523][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1331.955562][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1331.955598][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.955667][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f7e00 [ 1331.955693][ T32] r4:00000000 [ 1331.955717][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.955764][ T32] r9:83018005 r8:8522e000 r7:00000000 r6:83018000 r5:00001000 r4:7f08d000 [ 1331.955786][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.955851][ T32] r5:00001000 r4:ea921000 [ 1331.955901][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.955946][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.956002][ T32] r5:8526db8c r4:8526d800 [ 1331.956023][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.956082][ T32] r7:dddced80 r6:83018000 r5:8526db8c r4:852f8100 [ 1331.956107][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.956154][ T32] r10:61c88647 r9:8522e000 r8:852f812c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.956180][ T32] r4:852f8100 [ 1331.956201][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.956270][ T32] r10:00000000 r9:852f8100 r8:80287e08 r7:eac79e60 r6:851c7f80 r5:8522e000 [ 1331.956330][ T32] r4:00000001 [ 1331.956353][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.956403][ T32] Exception stack(0xeac7dfb0 to 0xeac7dff8) [ 1331.956436][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.956515][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.956573][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.956611][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.956633][ T32] r4:852f7b00 [ 1331.957068][ T32] INFO: task kworker/0:389:4245 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1331.957225][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.957303][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1331.957487][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1331.957675][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 ** 8 printk messages dropped ** [ 1331.958207][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 ** 11 printk messages dropped ** [ 1331.976821][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1331.977362][ T32] r4:8506bc80 ** 5 printk messages dropped ** [ 1331.977697][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1331.978405][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac69e08 ** 8 printk messages dropped ** [ 1331.986179][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1331.986397][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1331.986528][ T32] r7:dddced80 r6:83018000 r5:8526df8c r4:852f8180 [ 1331.986553][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.986626][ T32] r10:61c88647 r9:8522ec00 r8:852f81ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.986655][ T32] r4:852f8180 [ 1331.986677][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.986723][ T32] r10:00000000 r9:852f8180 r8:80287e08 r7:eac7de60 r6:852f9000 r5:8522ec00 [ 1331.986840][ T32] r4:00000001 [ 1331.986893][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.986965][ T32] Exception stack(0xeac69fb0 to 0xeac69ff8) [ 1331.987002][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.987056][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.987110][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.987150][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.987174][ T32] r4:852f7c00 [ 1331.987630][ T32] INFO: task kworker/0:390:4247 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1331.987672][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.987799][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.987893][ T32] Call trace: [ 1331.987941][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.987999][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1331.988025][ T32] r4:00000000 [ 1331.988070][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.988114][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1331.988144][ T32] 9d20: ae0d2000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1331.988279][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1331.988309][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1331.988336][ T32] r5:80000013 r4:80239bb0 [ 1331.988385][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.988572][ T32] r4:82ac21e4 [ 1332.001565][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.001670][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1332.001703][ T32] r4:e05d9dc0 [ 1332.001783][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.001831][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1332.001953][ T32] r4:00000000 [ 1332.001986][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.002037][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1332.002085][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.002143][ T32] r5:00001000 r4:eb0cb000 [ 1332.002165][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.002206][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.002249][ T32] r5:8597c38c r4:8597c000 [ 1332.002292][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.002398][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1332.002424][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.002472][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.002516][ T32] r4:8506c780 [ 1332.002555][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.002605][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1332.002628][ T32] r4:00000001 [ 1332.002677][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.002720][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1332.002822][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.002882][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.002937][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.002976][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.003076][ T32] r4:8506bc80 [ 1332.003104][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.003151][ T32] INFO: task kworker/1:173:4249 blocked for more than 458 seconds. [ 1332.003188][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.003214][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.003262][ T32] task:kworker/1:173 state:D stack:0 pid:4249 tgid:4249 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.003350][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.003424][ T32] Call trace: [ 1332.003483][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1332.003538][ T32] r10:8291a684 r9:eac85d84 r8:00000002 r7:60000113 r6:eac85d8c r5:85228000 [ 1332.003561][ T32] r4:85228000 [ 1332.003607][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1332.003654][ T32] r5:85228000 r4:8291a680 [ 1332.003675][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.003714][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.003755][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac85e08 [ 1332.003809][ T32] r4:00000000 [ 1332.003849][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1332.003889][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1332.003924][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 1 printk messages dropped ** [ 1332.003991][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1332.004365][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.004409][ T32] r5:8537f38c r4:8537f000 ** 2 printk messages dropped ** [ 1332.004525][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1332.004912][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1332.005718][ T32] Call trace: ** 5 printk messages dropped ** [ 1332.006045][ T32] 9d20: ae525000 e0047000 00000001 80239b98 7f07d000 00000001 ** 10 printk messages dropped ** [ 1332.006657][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1332.007149][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 ** 7 printk messages dropped ** [ 1332.007588][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) ** 7 printk messages dropped ** [ 1332.007945][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 5 printk messages dropped ** [ 1332.008286][ T32] r10:8291a684 r9:eac89d84 r8:00000002 r7:60000013 r6:eac89d8c r5:85226c00 ** 10 printk messages dropped ** [ 1332.029769][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2040 ** 6 printk messages dropped ** [ 1332.030058][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.030177][ T32] r5:8526e38c r4:8526e000 [ 1332.030237][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.030341][ T32] r7:dddced80 r6:83018000 r5:8526e38c r4:852f8200 [ 1332.030367][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.030415][ T32] r10:61c88647 r9:85226c00 r8:852f822c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.030438][ T32] r4:852f8200 [ 1332.030458][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.030546][ T32] r10:00000000 r9:852f8200 r8:80287e08 r7:eac69e60 r6:852f9180 r5:85226c00 [ 1332.030573][ T32] r4:00000001 [ 1332.030595][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.030663][ T32] Exception stack(0xeac89fb0 to 0xeac89ff8) [ 1332.030699][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.030729][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.030785][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.030816][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.030864][ T32] r4:852f7c00 [ 1332.031329][ T32] INFO: task kworker/0:391:4251 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1332.031368][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.031480][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.031572][ T32] Call trace: [ 1332.031610][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.031665][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1332.031789][ T32] r4:00000000 [ 1332.031841][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.032015][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1332.032065][ T32] 9d20: ae846000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1332.032134][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1332.032171][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1332.032198][ T32] r5:80000013 r4:80239bb0 [ 1332.032243][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.032339][ T32] r4:82ac21e4 [ 1332.032365][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.032432][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1332.032459][ T32] r4:e05d9dc0 [ 1332.032478][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.032556][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1332.032583][ T32] r4:00000000 [ 1332.032604][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.032650][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1332.032722][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.032770][ T32] r5:00001000 r4:eb0cb000 [ 1332.032850][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.032895][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.032939][ T32] r5:8597c38c r4:8597c000 [ 1332.032959][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.033010][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1332.033031][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 5 printk messages dropped ** [ 1332.033310][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1332.033664][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1332.034056][ T32] r4:85230c00 ** 4 printk messages dropped ** [ 1332.034308][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac95e08 ** 11 printk messages dropped ** [ 1332.034876][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1332.035066][ T32] r7:dddced80 r6:83018000 r5:8526e78c r4:852f8280 ** 5 printk messages dropped ** [ 1332.035274][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1332.035595][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1332.036304][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) ** 7 printk messages dropped ** [ 1332.036554][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 ** 7 printk messages dropped ** [ 1332.037000][ T32] r5:00001000 r4:eb0cb000 ** 7 printk messages dropped ** [ 1332.037410][ T32] r4:8506c780 ** 5 printk messages dropped ** [ 1332.037694][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1332.038342][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1332.062767][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1332.063132][ T32] r5:00001000 r4:eacaf000 ** 1 printk messages dropped ** [ 1332.063222][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.063266][ T32] r5:8526ef8c r4:8526ec00 [ 1332.063287][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.063335][ T32] r7:dddced80 r6:83018000 r5:8526ef8c r4:852f8300 [ 1332.063381][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.063432][ T32] r10:61c88647 r9:85231800 r8:852f832c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.063457][ T32] r4:852f8300 [ 1332.063503][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.063553][ T32] r10:00000000 r9:852f8300 r8:80287e08 r7:eac95e60 r6:852f9280 r5:85231800 [ 1332.063600][ T32] r4:00000001 [ 1332.063624][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.063664][ T32] Exception stack(0xeaca1fb0 to 0xeaca1ff8) [ 1332.063769][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.063817][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.063847][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.063877][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.063923][ T32] r4:852f2180 [ 1332.064371][ T32] INFO: task kworker/0:393:4255 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1332.064409][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.064476][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.064525][ T32] Call trace: [ 1332.064641][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.064717][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1332.064746][ T32] r4:00000000 [ 1332.064766][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.064806][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1332.064908][ T32] 9d20: aec36000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1332.064942][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1332.064973][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1332.065042][ T32] r5:80000013 r4:80239bb0 [ 1332.065168][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.065223][ T32] r4:82ac21e4 [ 1332.065246][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.065288][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1332.065311][ T32] r4:e05d9dc0 [ 1332.065331][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.065397][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1332.065431][ T32] r4:00000000 [ 1332.065451][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.065610][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1332.065636][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.065706][ T32] r5:00001000 r4:eb0cb000 [ 1332.065731][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.065773][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.065814][ T32] r5:8597c38c r4:8597c000 [ 1332.065833][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.065968][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1332.066003][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.066119][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.066146][ T32] r4:8506c780 [ 1332.066189][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.066284][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1332.066387][ T32] r4:00000001 [ 1332.066410][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.066447][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1332.066473][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.066506][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.066534][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.066671][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.066790][ T32] r4:8506bc80 [ 1332.066832][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.066879][ T32] INFO: task kworker/0:394:4256 blocked for more than 458 seconds. [ 1332.066945][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.066982][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.067004][ T32] task:kworker/0:394 state:D stack:0 pid:4256 tgid:4256 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.067127][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.067222][ T32] Call trace: [ 1332.067383][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1332.067433][ T32] r10:8291a684 r9:eacadd84 r8:00000002 r7:60000113 r6:eacadd8c r5:85232400 [ 1332.067458][ T32] r4:85232400 [ 1332.067479][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1332.067520][ T32] r5:85232400 r4:8291a680 [ 1332.067557][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.067602][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.067674][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacade08 [ 1332.067707][ T32] r4:00000000 [ 1332.067727][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1332.067762][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1332.067820][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.067864][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2480 [ 1332.067888][ T32] r4:00000000 [ 1332.067910][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.067953][ T32] r9:83018005 r8:85232400 r7:00000000 r6:83018000 r5:00001000 r4:7f0b1000 [ 1332.067982][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.068026][ T32] r5:00001000 r4:eaca3000 [ 1332.068046][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.068181][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.068236][ T32] r5:8526eb8c r4:8526e800 [ 1332.068304][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.068354][ T32] r7:dddced80 r6:83018000 r5:8526eb8c r4:852f8380 [ 1332.068393][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.068482][ T32] r10:61c88647 r9:85232400 r8:852f83ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.068588][ T32] r4:852f8380 [ 1332.079364][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.079475][ T32] r10:00000000 r9:852f8380 r8:80287e08 r7:eaca1e60 r6:852f9300 r5:85232400 [ 1332.079504][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1332.079644][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1332.080697][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1332.080906][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff ** 7 printk messages dropped ** [ 1332.081372][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 ** 11 printk messages dropped ** [ 1332.082168][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1332.082865][ T32] r4:8506bc80 ** 5 printk messages dropped ** [ 1332.083172][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1332.083514][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1332.083950][ T32] r5:00001000 r4:eacbb000 ** 1 printk messages dropped ** [ 1332.084061][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1332.084224][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.084276][ T32] r10:61c88647 r9:85233000 r8:852f842c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.084325][ T32] r4:852f8400 [ 1332.084401][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.084450][ T32] r10:00000000 r9:852f8400 r8:80287e08 r7:eaca1e60 r6:852f9380 r5:85233000 [ 1332.084497][ T32] r4:00000001 [ 1332.084520][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.084557][ T32] Exception stack(0xeacb9fb0 to 0xeacb9ff8) [ 1332.084605][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.084660][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.084691][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.084744][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.084796][ T32] r4:852f2340 [ 1332.085095][ T32] INFO: task kworker/0:395:4259 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1332.085150][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.085300][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.085401][ T32] Call trace: [ 1332.085509][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.085610][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1332.085638][ T32] r4:00000000 [ 1332.085731][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.085775][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1332.085804][ T32] 9d20: aec36000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1332.085833][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1332.085859][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1332.085971][ T32] r5:80000013 r4:80239bb0 [ 1332.086004][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.086102][ T32] r4:82ac21e4 [ 1332.086191][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.086240][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1332.086265][ T32] r4:e05d9dc0 [ 1332.086289][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.086393][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1332.086497][ T32] r4:00000000 [ 1332.086523][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.086569][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1332.086596][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.086653][ T32] r5:00001000 r4:eb0cb000 [ 1332.086677][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.086718][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.086836][ T32] r5:8597c38c r4:8597c000 [ 1332.086972][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.087025][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1332.087121][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.087196][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.087224][ T32] r4:8506c780 [ 1332.087244][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.087295][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1332.087320][ T32] r4:00000001 [ 1332.087339][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.087425][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1332.087631][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1332.087756][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1332.088484][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 1332.114583][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1332.115023][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.115071][ T32] r5:8526f78c r4:8526f400 [ 1332.115092][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1332.115447][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1332.115689][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1332.116934][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) ** 4 printk messages dropped ** [ 1332.117206][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 12 printk messages dropped ** [ 1332.117763][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1332.118273][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) ** 8 printk messages dropped ** [ 1332.136974][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1332.137542][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1332.138223][ T32] r5:00001000 r4:eacd7000 ** 1 printk messages dropped ** [ 1332.138300][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1332.143802][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1332.144059][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1332.144672][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.144745][ T32] Call trace: [ 1332.144782][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.144842][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1332.144896][ T32] r4:00000000 [ 1332.144921][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.144961][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1332.145116][ T32] 9d20: af324000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1332.145150][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1332.145177][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1332.145201][ T32] r5:80000013 r4:80239bb0 [ 1332.145243][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.145325][ T32] r4:82ac21e4 [ 1332.145351][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.145396][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1332.145419][ T32] r4:e05d9dc0 [ 1332.145462][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.145509][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1332.145532][ T32] r4:00000000 [ 1332.145583][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.145670][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1332.145700][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.145756][ T32] r5:00001000 r4:eb0cb000 [ 1332.145803][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.145921][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.146031][ T32] r5:8597c38c r4:8597c000 [ 1332.146070][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.146168][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1332.146194][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.146265][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.146291][ T32] r4:8506c780 [ 1332.146310][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.146359][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1332.146437][ T32] r4:00000001 [ 1332.146552][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.146621][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1332.146652][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.146681][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.146709][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.146785][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.146816][ T32] r4:8506bc80 [ 1332.146838][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.146879][ T32] INFO: task kworker/0:398:4265 blocked for more than 458 seconds. [ 1332.146941][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.147000][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.147050][ T32] task:kworker/0:398 state:D stack:0 pid:4265 tgid:4265 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.147101][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.147244][ T32] Call trace: [ 1332.147328][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1332.147377][ T32] r10:8291a684 r9:eacedd84 r8:00000002 r7:60000013 r6:eacedd8c r5:85234800 [ 1332.147555][ T32] r4:85234800 [ 1332.147634][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1332.147753][ T32] r5:85234800 r4:8291a680 [ 1332.147780][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.147822][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.147864][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacede08 [ 1332.147886][ T32] r4:00000000 [ 1332.147905][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1332.147939][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1332.147977][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.148065][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2dc0 [ 1332.148163][ T32] r4:00000000 [ 1332.148198][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.148248][ T32] r9:83018005 r8:85234800 r7:00000000 r6:83018000 r5:00001000 r4:7f0bf000 [ 1332.148270][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.148311][ T32] r5:00001000 r4:eacff000 [ 1332.148333][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.148394][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.164031][ T32] r5:8527478c r4:85274400 [ 1332.164142][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1332.164328][ T32] r10:61c88647 r9:85234800 r8:852f85ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1332.164861][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1332.165764][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) ** 4 printk messages dropped ** [ 1332.165922][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 5 printk messages dropped ** [ 1332.166325][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1332.166359][ T32] r4:00000000 [ 1332.166380][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.166428][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1332.166507][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.166578][ T32] r5:00001000 r4:eb0cb000 [ 1332.166603][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.166671][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.166717][ T32] r5:8597c38c r4:8597c000 [ 1332.166771][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.166857][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1332.166951][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.167021][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.167048][ T32] r4:8506c780 [ 1332.167068][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.167114][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1332.167161][ T32] r4:00000001 [ 1332.167185][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.167221][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1332.167269][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.167302][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.167343][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.167376][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.167430][ T32] r4:8506bc80 [ 1332.167511][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1332.167782][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1332.168237][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1332.177801][ T32] r5:00001000 r4:eace3000 ** 1 printk messages dropped ** [ 1332.177892][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1332.178028][ T32] r7:dddced80 r6:83018000 r5:8526ff8c r4:852f8600 ** 7 printk messages dropped ** [ 1332.178437][ T32] Exception stack(0xeacf1fb0 to 0xeacf1ff8) ** 7 printk messages dropped ** [ 1332.192095][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1332.192565][ T32] 9d20: afa41000 e0047000 00000001 80239b98 7f07d000 00000001 ** 10 printk messages dropped ** [ 1332.193053][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1332.193405][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1332.193828][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1332.194229][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1332.194597][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1332.195049][ T32] r5:00001000 r4:eacf7000 ** 1 printk messages dropped ** [ 1332.195160][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.195206][ T32] r5:8527438c r4:85274000 [ 1332.195227][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.195298][ T32] r7:dddced80 r6:83018000 r5:8527438c r4:852f8680 [ 1332.195323][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.195371][ T32] r10:61c88647 r9:84b20000 r8:852f86ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.195392][ T32] r4:852f8680 [ 1332.195411][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.195493][ T32] r10:00000000 r9:852f8680 r8:80287e08 r7:eacede60 r6:852f8700 r5:84b20000 [ 1332.195519][ T32] r4:00000001 [ 1332.195556][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.195596][ T32] Exception stack(0xeac81fb0 to 0xeac81ff8) [ 1332.195647][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.195729][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.195776][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.195833][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.195859][ T32] r4:852f2b00 [ 1332.196173][ T32] INFO: task kworker/0:400:4268 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1332.196299][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.196391][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.196435][ T32] Call trace: [ 1332.196464][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.196513][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1332.196555][ T32] r4:00000000 [ 1332.196578][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.196644][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1332.196684][ T32] 9d20: afa41000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1332.196715][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1332.196740][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1332.196793][ T32] r5:80000013 r4:80239bb0 [ 1332.196818][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.196860][ T32] r4:82ac21e4 [ 1332.196881][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.196965][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1332.196999][ T32] r4:e05d9dc0 [ 1332.197018][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.197061][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1332.197085][ T32] r4:00000000 [ 1332.197110][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.197228][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1332.197326][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.197378][ T32] r5:00001000 r4:eb0cb000 [ 1332.197412][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.197455][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.197497][ T32] r5:8597c38c r4:8597c000 [ 1332.197516][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.197562][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1332.197584][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.197630][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.197680][ T32] r4:8506c780 [ 1332.197710][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.197757][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1332.197781][ T32] r4:00000001 [ 1332.197824][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.197866][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) ** 2 printk messages dropped ** [ 1332.197980][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1332.198279][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1332.212022][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1332.212517][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1332.212654][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1332.212824][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1332.213245][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1332.214324][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1332.214472][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff ** 7 printk messages dropped ** [ 1332.214703][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 ** 9 printk messages dropped ** [ 1332.215225][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 ** 4 printk messages dropped ** [ 1332.215385][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1332.215407][ T32] r4:00000001 [ 1332.215426][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.215461][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1332.215487][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.215538][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.215568][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.215596][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.215647][ T32] r4:8506bc80 [ 1332.215671][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.215729][ T32] INFO: task kworker/0:402:4273 blocked for more than 458 seconds. [ 1332.215769][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.215796][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.215817][ T32] task:kworker/0:402 state:D stack:0 pid:4273 tgid:4273 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.215914][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.215957][ T32] Call trace: [ 1332.215997][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1332.216092][ T32] r10:8291a684 r9:ead11d84 r8:00000002 r7:60000113 r6:ead11d8c r5:84b23c00 [ 1332.216120][ T32] r4:84b23c00 [ 1332.216141][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1332.216183][ T32] r5:84b23c00 r4:8291a680 [ 1332.216221][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.216263][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.216305][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead11e08 [ 1332.216350][ T32] r4:00000000 [ 1332.216373][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1332.216433][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1332.216495][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.216539][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8533b100 [ 1332.216586][ T32] r4:00000000 [ 1332.216610][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.216654][ T32] r9:83018005 r8:84b23c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0c5000 [ 1332.216691][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.216736][ T32] r5:00001000 r4:ead1f000 [ 1332.216755][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.216793][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.216834][ T32] r5:8527538c r4:85275000 [ 1332.216854][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.216898][ T32] r7:dddced80 r6:83018000 r5:8527538c r4:852f8880 [ 1332.216919][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.216970][ T32] r10:61c88647 r9:84b23c00 r8:852f88ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.217018][ T32] r4:852f8880 [ 1332.217041][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.217086][ T32] r10:00000000 r9:852f8880 r8:80287e08 r7:eacf5e60 r6:852f8900 r5:84b23c00 [ 1332.217107][ T32] r4:00000001 [ 1332.217126][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.217160][ T32] Exception stack(0xead11fb0 to 0xead11ff8) [ 1332.217185][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.217312][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.217349][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.217380][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.217500][ T32] r4:852f2c40 [ 1332.217756][ T32] INFO: task kworker/0:402:4273 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1332.217814][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.217908][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.218009][ T32] Call trace: ** 1 printk messages dropped ** [ 1332.218244][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 ** 7 printk messages dropped ** [ 1332.218594][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 12 printk messages dropped ** [ 1332.239648][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1332.240482][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) ** 6 printk messages dropped ** [ 1332.240874][ T32] INFO: task kworker/0:403:4275 blocked for more than 458 seconds. ** 9 printk messages dropped ** [ 1332.241466][ T32] r5:84b25400 r4:8291a680 ** 3 printk messages dropped ** [ 1332.241645][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1332.241874][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1332.242202][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1332.242483][ T32] r4:852f8980 ** 4 printk messages dropped ** [ 1332.242675][ T32] Exception stack(0xead1dfb0 to 0xead1dff8) ** 7 printk messages dropped ** [ 1332.243402][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1332.243762][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) ** 7 printk messages dropped ** [ 1332.244093][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 ** 12 printk messages dropped ** [ 1332.244815][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 ** 4 printk messages dropped ** [ 1332.245071][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 ** 7 printk messages dropped ** [ 1332.245330][ T32] r4:8506bc80 ** 5 printk messages dropped ** [ 1332.245577][ T32] Workqueue: events bpf_prog_free_deferred ** 1 printk messages dropped ** [ 1332.245703][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1332.245796][ T32] r10:8291a684 r9:ead29d84 r8:00000002 r7:60000113 r6:ead29d8c r5:84b24800 [ 1332.245850][ T32] r4:84b24800 [ 1332.245924][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1332.245982][ T32] r5:84b24800 r4:8291a680 [ 1332.246006][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.246047][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.246112][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead29e08 [ 1332.246140][ T32] r4:00000000 [ 1332.246176][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1332.246214][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1332.246272][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.246352][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8533b400 [ 1332.246397][ T32] r4:00000000 [ 1332.246428][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.246500][ T32] r9:83018005 r8:84b24800 r7:00000000 r6:83018000 r5:00001000 r4:7f0c7000 [ 1332.246551][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.246607][ T32] r5:00001000 r4:ead2b000 [ 1332.246628][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.246703][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.246772][ T32] r5:8527578c r4:85275400 [ 1332.246794][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.246841][ T32] r7:dddced80 r6:83018000 r5:8527578c r4:852f8a80 [ 1332.246863][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.246909][ T32] r10:61c88647 r9:84b24800 r8:852f8aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.246931][ T32] r4:852f8a80 [ 1332.246973][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.247113][ T32] r10:00000000 r9:852f8a80 r8:80287e08 r7:ead11e60 r6:852f8b00 r5:84b24800 [ 1332.247141][ T32] r4:00000001 [ 1332.247206][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.247247][ T32] Exception stack(0xead29fb0 to 0xead29ff8) [ 1332.247274][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.247341][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.247401][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.247444][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.247471][ T32] r4:8533b080 [ 1332.247775][ T32] INFO: task kworker/0:404:4277 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1332.247819][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.247880][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.247923][ T32] Call trace: [ 1332.247968][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.248048][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1332.248099][ T32] r4:00000000 [ 1332.248124][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.248188][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1332.248220][ T32] 9d20: afd60000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1332.248269][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1332.248309][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1332.248346][ T32] r5:80000013 r4:80239bb0 [ 1332.248381][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.248450][ T32] r4:82ac21e4 [ 1332.281674][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.281895][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1332.281928][ T32] r4:e05d9dc0 [ 1332.281951][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.282005][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1332.282033][ T32] r4:00000000 [ 1332.282055][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.282123][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1332.282176][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.282228][ T32] r5:00001000 r4:eb0cb000 [ 1332.282274][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.282319][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.282405][ T32] r5:8597c38c r4:8597c000 ** 1 printk messages dropped ** [ 1332.282507][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 ** 5 printk messages dropped ** [ 1332.282727][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1332.282938][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1332.283225][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1332.283530][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1332.283990][ T32] r5:00001000 r4:df9cb000 ** 1 printk messages dropped ** [ 1332.284053][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1332.284391][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1332.284629][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1332.285567][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) ** 7 printk messages dropped ** [ 1332.285831][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 ** 6 printk messages dropped ** [ 1332.286078][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.286149][ T32] r5:00001000 r4:eb0cb000 [ 1332.286173][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.286241][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.286288][ T32] r5:8597c38c r4:8597c000 [ 1332.286357][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.286418][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1332.286445][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.286491][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.286514][ T32] r4:8506c780 [ 1332.286533][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.286602][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1332.286666][ T32] r4:00000001 [ 1332.286762][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.286811][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1332.286838][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.286867][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.286893][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.286921][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.286942][ T32] r4:8506bc80 [ 1332.286990][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.287068][ T32] INFO: task kworker/0:406:4281 blocked for more than 458 seconds. [ 1332.287107][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.287158][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.287184][ T32] task:kworker/0:406 state:D stack:0 pid:4281 tgid:4281 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.287256][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.287306][ T32] Call trace: [ 1332.287365][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1332.287425][ T32] r10:8291a684 r9:ead35d84 r8:00000002 r7:60000013 r6:ead35d8c r5:84b26c00 [ 1332.287453][ T32] r4:84b26c00 [ 1332.287474][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1332.287518][ T32] r5:84b26c00 r4:8291a680 [ 1332.287537][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.287576][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.287617][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead35e08 [ 1332.287667][ T32] r4:00000000 [ 1332.287715][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1332.287754][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1332.287790][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.287832][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8533b680 [ 1332.287860][ T32] r4:00000000 [ 1332.287882][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.287949][ T32] r9:83018005 r8:84b26c00 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 1332.287990][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.288054][ T32] r5:00001000 r4:dfb07000 [ 1332.288079][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.288121][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.288174][ T32] r5:85275f8c r4:85275c00 [ 1332.288197][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.288247][ T32] r7:dddced80 r6:83018000 r5:85275f8c r4:852f8c80 [ 1332.288269][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.288317][ T32] r10:61c88647 r9:84b26c00 r8:852f8cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.288340][ T32] r4:852f8c80 [ 1332.288380][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.288429][ T32] r10:00000000 r9:852f8c80 r8:80287e08 r7:eac91e60 r6:852f8d00 r5:84b26c00 [ 1332.288499][ T32] r4:00000001 [ 1332.295076][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.295162][ T32] Exception stack(0xead35fb0 to 0xead35ff8) [ 1332.295197][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.295237][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.295263][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.295294][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.295318][ T32] r4:8533b280 [ 1332.295749][ T32] INFO: task kworker/0:406:4281 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1332.295787][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1332.296490][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1332.296786][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1332.297200][ T32] r5:8597c38c r4:8597c000 ** 5 printk messages dropped ** [ 1332.297474][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1332.297867][ T32] r4:8506bc80 ** 5 printk messages dropped ** [ 1332.298347][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1332.313918][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab59e08 ** 11 printk messages dropped ** [ 1332.314354][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 13 printk messages dropped ** [ 1332.314948][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.315004][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.315057][ T32] r4:8533b500 [ 1332.315526][ T32] INFO: task kworker/0:407:4283 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1332.315587][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.315679][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.315761][ T32] Call trace: [ 1332.315824][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.315901][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1332.315930][ T32] r4:00000000 [ 1332.315977][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.316072][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1332.316106][ T32] 9d20: b061e000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1332.316161][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1332.316207][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1332.316287][ T32] r5:80000013 r4:80239bb0 [ 1332.316312][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.316380][ T32] r4:82ac21e4 [ 1332.316405][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.316453][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1332.316477][ T32] r4:e05d9dc0 [ 1332.316497][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.316539][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1332.316562][ T32] r4:00000000 [ 1332.316581][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.316800][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1332.316826][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.316870][ T32] r5:00001000 r4:eb0cb000 [ 1332.316889][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.316928][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.316977][ T32] r5:8597c38c r4:8597c000 [ 1332.316998][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.317065][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1332.317092][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.317151][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.317178][ T32] r4:8506c780 [ 1332.317203][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.317314][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1332.317385][ T32] r4:00000001 [ 1332.317423][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.317465][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1332.317497][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.317561][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.317619][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.317677][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 1332.317872][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 12 printk messages dropped ** [ 1332.333637][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1332.333884][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1332.334199][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.334245][ T32] r5:8527678c r4:85276400 ** 2 printk messages dropped ** [ 1332.334341][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1332.334802][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 12 printk messages dropped ** [ 1332.335881][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 ** 18 printk messages dropped ** [ 1332.336658][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 ** 11 printk messages dropped ** [ 1332.337073][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 13 printk messages dropped ** [ 1332.337612][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.337652][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.337692][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab6de08 [ 1332.337738][ T32] r4:00000000 [ 1332.337840][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1332.337879][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1332.337950][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.337997][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8533bb00 [ 1332.338020][ T32] r4:00000000 [ 1332.338089][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.338150][ T32] r9:83018005 r8:84b21800 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [ 1332.338195][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.338245][ T32] r5:00001000 r4:dfe4d000 [ 1332.338304][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.338348][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.338394][ T32] r5:85276b8c r4:85276800 [ 1332.338416][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.356303][ T32] r7:dddced80 r6:83018000 r5:85276b8c r4:852f8f80 [ 1332.356406][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.356489][ T32] r10:61c88647 r9:84b21800 r8:852f8fac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.356525][ T32] r4:852f8f80 [ 1332.356551][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.356605][ T32] r10:00000000 r9:852f8f80 r8:80287e08 r7:eab65e60 r6:85345000 r5:84b21800 [ 1332.356628][ T32] r4:00000001 [ 1332.356648][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.356686][ T32] Exception stack(0xeab6dfb0 to 0xeab6dff8) [ 1332.356717][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.356779][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.356837][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.356879][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 12 printk messages dropped ** [ 1332.358011][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff ** 12 printk messages dropped ** [ 1332.364114][ T32] r5:00001000 r4:eb0cb000 ** 11 printk messages dropped ** [ 1332.364851][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 13 printk messages dropped ** [ 1332.365720][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) ** 12 printk messages dropped ** [ 1332.366254][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1332.366493][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1332.366855][ T32] Exception stack(0xead39fb0 to 0xead39ff8) ** 12 printk messages dropped ** [ 1332.367795][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 6 printk messages dropped ** [ 1332.368029][ T32] r4:82ac21e4 [ 1332.368050][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.368169][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1332.368197][ T32] r4:e05d9dc0 [ 1332.368217][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.368284][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1332.368334][ T32] r4:00000000 [ 1332.368358][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.368406][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1332.368491][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.386909][ T32] r5:00001000 r4:eb0cb000 [ 1332.387014][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.387091][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.387136][ T32] r5:8597c38c r4:8597c000 [ 1332.387170][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.387223][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1332.387246][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.387327][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.387357][ T32] r4:8506c780 [ 1332.387390][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.387468][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 ** 3 printk messages dropped ** [ 1332.387640][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1332.387798][ T32] r4:8506bc80 [ 1332.387839][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.387886][ T32] INFO: task kworker/0:411:4291 blocked for more than 458 seconds. [ 1332.387925][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.387953][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.387976][ T32] task:kworker/0:411 state:D stack:0 pid:4291 tgid:4291 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.388052][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.388099][ T32] Call trace: [ 1332.388163][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1332.388246][ T32] r10:8291a684 r9:ead3dd84 r8:00000002 r7:60000013 r6:ead3dd8c r5:84b18000 [ 1332.388274][ T32] r4:84b18000 [ 1332.388297][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1332.388342][ T32] r5:84b18000 r4:8291a680 [ 1332.388375][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.388420][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.388512][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead3de08 [ 1332.391036][ T32] r4:00000000 [ 1332.391086][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1332.391146][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1332.391189][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.391233][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8533be40 [ 1332.391283][ T32] r4:00000000 [ 1332.391308][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1332.391520][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.391586][ T32] r5:8527738c r4:85277000 ** 1 printk messages dropped ** [ 1332.391662][ T32] r7:dddced80 r6:83018000 r5:8527738c r4:85345180 ** 2 printk messages dropped ** [ 1332.391776][ T32] r4:85345180 ** 1 printk messages dropped ** [ 1332.391852][ T32] r10:00000000 r9:85345180 r8:80287e08 r7:ead39e60 r6:85345200 r5:84b18000 [ 1332.391874][ T32] r4:00000001 [ 1332.391906][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.391952][ T32] Exception stack(0xead3dfb0 to 0xead3dff8) [ 1332.391984][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.392014][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.392040][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.392069][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.392099][ T32] r4:8533b900 [ 1332.392559][ T32] INFO: task kworker/0:411:4291 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1332.392597][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.392670][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.392718][ T32] Call trace: [ 1332.392759][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.392810][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1332.392834][ T32] r4:00000000 [ 1332.392853][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.392894][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1332.392937][ T32] 9d20: b0d05000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1332.392972][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1332.392998][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff ** 2 printk messages dropped ** [ 1332.393099][ T32] r4:82ac21e4 ** 9 printk messages dropped ** [ 1332.393485][ T32] r5:00001000 r4:eb0cb000 ** 8 printk messages dropped ** [ 1332.393856][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1332.394217][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1332.394722][ T32] r10:8291a684 r9:ead41d84 r8:00000002 r7:60000113 r6:ead41d8c r5:84b18c00 ** 8 printk messages dropped ** [ 1332.395236][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1332.395576][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.395678][ T32] r5:85277f8c r4:85277c00 ** 2 printk messages dropped ** [ 1332.395809][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 14 printk messages dropped ** [ 1332.396746][ T32] Workqueue: events bpf_prog_free_deferred ** 13 printk messages dropped ** [ 1332.397367][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 ** 12 printk messages dropped ** [ 1332.397909][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1332.397930][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.397975][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.398022][ T32] r4:8506c780 [ 1332.398046][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.398141][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1332.398216][ T32] r4:00000001 [ 1332.398258][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.398298][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1332.398348][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.398381][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.398422][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.420225][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.420342][ T32] r4:8506bc80 [ 1332.420401][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.420450][ T32] INFO: task kworker/0:413:4295 blocked for more than 458 seconds. [ 1332.420488][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.420515][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.420549][ T32] task:kworker/0:413 state:D stack:0 pid:4295 tgid:4295 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.420647][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.420712][ T32] Call trace: [ 1332.420752][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1332.420835][ T32] r10:8291a684 r9:ead45d84 r8:00000002 r7:60000013 r6:ead45d8c r5:84b19800 [ 1332.420863][ T32] r4:84b19800 [ 1332.420908][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1332.420956][ T32] r5:84b19800 r4:8291a680 [ 1332.420979][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.421020][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.421086][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead45e08 [ 1332.421125][ T32] r4:00000000 [ 1332.421185][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1332.421250][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1332.421320][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.421386][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8533bfc0 [ 1332.421437][ T32] r4:00000000 [ 1332.421461][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.421508][ T32] r9:83018005 r8:84b19800 r7:00000000 r6:83018000 r5:00001000 r4:7f05f000 [ 1332.421531][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.421578][ T32] r5:00001000 r4:e002b000 [ 1332.421601][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.421642][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.421733][ T32] r5:8527778c r4:85277400 [ 1332.421784][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.421836][ T32] r7:dddced80 r6:83018000 r5:8527778c r4:85345380 [ 1332.421858][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.421904][ T32] r10:61c88647 r9:84b19800 r8:853453ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.421928][ T32] r4:85345380 [ 1332.421947][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.421992][ T32] r10:00000000 r9:85345380 r8:80287e08 r7:ead41e60 r6:85345400 r5:84b19800 [ 1332.422038][ T32] r4:00000001 [ 1332.422063][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.422102][ T32] Exception stack(0xead45fb0 to 0xead45ff8) [ 1332.422161][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.422201][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.422280][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.422313][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.422364][ T32] r4:8533bf80 [ 1332.422837][ T32] INFO: task kworker/0:413:4295 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1332.422926][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.423017][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.423063][ T32] Call trace: [ 1332.423094][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.423170][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1332.423221][ T32] r4:00000000 [ 1332.423297][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.423341][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1332.423371][ T32] 9d20: b0fb9000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1332.423402][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1332.423453][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1332.423481][ T32] r5:80000013 r4:80239bb0 [ 1332.423511][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.423623][ T32] r4:82ac21e4 [ 1332.423649][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.423693][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1332.423753][ T32] r4:e05d9dc0 ** 1 printk messages dropped ** [ 1332.423826][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 ** 9 printk messages dropped ** [ 1332.424420][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 ** 4 printk messages dropped ** [ 1332.424612][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 ** 10 printk messages dropped ** [ 1332.425008][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 8 printk messages dropped ** [ 1332.425334][ T32] r5:84b1a400 r4:8291a680 ** 5 printk messages dropped ** [ 1332.425626][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1332.426041][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1332.426551][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1332.427058][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.427136][ T32] Call trace: [ 1332.427167][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.427217][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1332.427242][ T32] r4:00000000 [ 1332.427261][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.427299][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1332.427326][ T32] 9d20: b0fb9000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1332.427356][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1332.427405][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1332.427490][ T32] r5:80000013 r4:80239bb0 [ 1332.427516][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.427558][ T32] r4:82ac21e4 [ 1332.427579][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.427620][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1332.427642][ T32] r4:e05d9dc0 [ 1332.427674][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.427743][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1332.427771][ T32] r4:00000000 [ 1332.427792][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.427861][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1332.427955][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.428008][ T32] r5:00001000 r4:eb0cb000 [ 1332.428029][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.428081][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.428134][ T32] r5:8597c38c r4:8597c000 [ 1332.428154][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.428223][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1332.428291][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.428365][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.428417][ T32] r4:8506c780 [ 1332.446495][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.446689][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1332.446721][ T32] r4:00000001 [ 1332.446779][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.446838][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1332.446877][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.446907][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.446948][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.446981][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.447004][ T32] r4:8506bc80 [ 1332.447053][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.447097][ T32] INFO: task kworker/0:415:4299 blocked for more than 458 seconds. ** 7 printk messages dropped ** [ 1332.447467][ T32] r4:84b1bc00 ** 4 printk messages dropped ** [ 1332.447711][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead51e08 ** 8 printk messages dropped ** [ 1332.448173][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1332.448353][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1332.459302][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1332.459677][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1332.460697][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 ** 7 printk messages dropped ** [ 1332.461079][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1332.461558][ T32] r5:00001000 r4:eb0cb000 ** 6 printk messages dropped ** [ 1332.461922][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1332.462339][ T32] r4:8506bc80 ** 5 printk messages dropped ** [ 1332.462540][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1332.462891][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1332.463513][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1332.463626][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1332.463873][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1332.464104][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.464131][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.464158][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.464180][ T32] r4:8534c440 [ 1332.464432][ T32] INFO: task kworker/0:416:4301 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1332.464491][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.464592][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.464636][ T32] Call trace: [ 1332.464665][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.464714][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1332.464761][ T32] r4:00000000 [ 1332.464817][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.464907][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1332.465011][ T32] 9d20: b15a0000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1332.465095][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1332.465171][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1332.465199][ T32] r5:80000013 r4:80239bb0 [ 1332.465221][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.465261][ T32] r4:82ac21e4 [ 1332.465281][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.465338][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1332.465362][ T32] r4:e05d9dc0 [ 1332.465383][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.465424][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1332.465446][ T32] r4:00000000 [ 1332.465492][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.465543][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1332.465668][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.465714][ T32] r5:00001000 r4:eb0cb000 [ 1332.465744][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.465841][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.465890][ T32] r5:8597c38c r4:8597c000 [ 1332.465960][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.466023][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1332.466051][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.466099][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.466146][ T32] r4:8506c780 [ 1332.466219][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.466269][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1332.466293][ T32] r4:00000001 [ 1332.466312][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.466371][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1332.466402][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.466430][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.466504][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.466538][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.466585][ T32] r4:8506bc80 [ 1332.466699][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.466734][ T32] INFO: task kworker/0:417:4303 blocked for more than 458 seconds. [ 1332.466788][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.466813][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1332.466936][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1332.467459][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1332.468119][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1332.468299][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1332.494142][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1332.495052][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1332.495279][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff ** 7 printk messages dropped ** [ 1332.495676][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 ** 12 printk messages dropped ** [ 1332.496229][ T32] r4:8506c780 ** 3 printk messages dropped ** [ 1332.496462][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 9 printk messages dropped ** [ 1332.496787][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 11 printk messages dropped ** [ 1332.497468][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1332.497744][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1332.498232][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1332.498371][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1332.512668][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 2 printk messages dropped ** [ 1332.513203][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.513329][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.513433][ T32] Call trace: [ 1332.513520][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.513577][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1332.513600][ T32] r4:00000000 [ 1332.513622][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.513673][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1332.513721][ T32] 9d20: b1a9b000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1332.513789][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1332.513818][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1332.513870][ T32] r5:80000013 r4:80239bb0 [ 1332.513898][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.513943][ T32] r4:82ac21e4 [ 1332.513963][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.514009][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1332.514034][ T32] r4:e05d9dc0 [ 1332.514079][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.514151][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1332.514196][ T32] r4:00000000 [ 1332.514243][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.514295][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1332.514345][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.514391][ T32] r5:00001000 r4:eb0cb000 [ 1332.514413][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.514481][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.514553][ T32] r5:8597c38c r4:8597c000 [ 1332.514603][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.514694][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1332.514779][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.514834][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.514860][ T32] r4:8506c780 [ 1332.514880][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.514951][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1332.514980][ T32] r4:00000001 [ 1332.514999][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.515036][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1332.515086][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.515129][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.515182][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.515254][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.515305][ T32] r4:8506bc80 [ 1332.515329][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.515365][ T32] INFO: task kworker/0:419:4307 blocked for more than 459 seconds. [ 1332.515400][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.515426][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.515448][ T32] task:kworker/0:419 state:D stack:0 pid:4307 tgid:4307 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.515515][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.515585][ T32] Call trace: [ 1332.515616][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1332.515662][ T32] r10:8291a684 r9:ead5dd84 r8:00000002 r7:60000113 r6:ead5dd8c r5:84b1ec00 ** 3 printk messages dropped ** [ 1332.515776][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1332.516330][ T32] r5:00001000 r4:e0703000 ** 1 printk messages dropped ** [ 1332.516407][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1332.516612][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1332.517006][ T32] Exception stack(0xead5dfb0 to 0xead5dff8) ** 6 printk messages dropped ** [ 1332.517602][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1332.518236][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1332.518565][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 ** 11 printk messages dropped ** [ 1332.536923][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1332.537314][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1332.537782][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 1332.538196][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1332.538364][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8534ccc0 ** 6 printk messages dropped ** [ 1332.549336][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.549407][ T32] r5:8528178c r4:85281400 [ 1332.549459][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.549519][ T32] r7:dddced80 r6:83018000 r5:8528178c r4:85345a80 [ 1332.549541][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.549592][ T32] r10:61c88647 r9:84b1b000 r8:85345aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.549641][ T32] r4:85345a80 [ 1332.549666][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.549734][ T32] r10:00000000 r9:85345a80 r8:80287e08 r7:ead5de60 r6:85345b00 r5:84b1b000 [ 1332.549821][ T32] r4:00000001 [ 1332.549877][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.549920][ T32] Exception stack(0xead61fb0 to 0xead61ff8) [ 1332.549999][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.550040][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.550067][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.550097][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.550119][ T32] r4:8534ca00 [ 1332.550559][ T32] INFO: task kworker/0:420:4309 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1332.550621][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.550733][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.550812][ T32] Call trace: [ 1332.550843][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.550896][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1332.550920][ T32] r4:00000000 [ 1332.550940][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.550979][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1332.551033][ T32] 9d20: b1f09000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1332.551067][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1332.551094][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1332.551118][ T32] r5:80000013 r4:80239bb0 [ 1332.551138][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.551180][ T32] r4:82ac21e4 [ 1332.551201][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.551243][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1332.551270][ T32] r4:e05d9dc0 [ 1332.551339][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.551385][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1332.551410][ T32] r4:00000000 [ 1332.551430][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.551475][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1332.551498][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.551566][ T32] r5:00001000 r4:eb0cb000 [ 1332.551591][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.551752][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.551807][ T32] r5:8597c38c r4:8597c000 [ 1332.551828][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.551899][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1332.551925][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.551972][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.551997][ T32] r4:8506c780 [ 1332.552040][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.552092][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1332.552119][ T32] r4:00000001 [ 1332.552214][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.552256][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1332.552334][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.552417][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.552448][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.552529][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.552586][ T32] r4:8506bc80 [ 1332.552638][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.552722][ T32] INFO: task kworker/0:421:4311 blocked for more than 459 seconds. [ 1332.552794][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.552830][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.552853][ T32] task:kworker/0:421 state:D stack:0 pid:4311 tgid:4311 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.552899][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.552940][ T32] Call trace: [ 1332.553013][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1332.553111][ T32] r10:8291a684 r9:ead65d84 r8:00000002 r7:60000113 r6:ead65d8c r5:84b68000 [ 1332.553186][ T32] r4:84b68000 [ 1332.553230][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1332.553278][ T32] r5:84b68000 r4:8291a680 [ 1332.553298][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1332.553676][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8534ce80 ** 6 printk messages dropped ** [ 1332.554028][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1332.554202][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1332.554643][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1332.555212][ T32] Call trace: ** 5 printk messages dropped ** [ 1332.555577][ T32] 9d20: b1f09000 e0047000 00000001 80239b98 7f07d000 00000001 ** 9 printk messages dropped ** [ 1332.556095][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 ** 11 printk messages dropped ** [ 1332.556689][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 13 printk messages dropped ** [ 1332.557290][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 10 printk messages dropped ** [ 1332.557762][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1332.558000][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f7ec0 [ 1332.558053][ T32] r4:00000000 [ 1332.558078][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.558148][ T32] r9:83018005 r8:84b68c00 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 [ 1332.558174][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.558217][ T32] r5:00001000 r4:ea9ef000 [ 1332.558236][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.558274][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.558413][ T32] r5:8528238c r4:85282000 [ 1332.558508][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.580674][ T32] r7:dddced80 r6:83018000 r5:8528238c r4:85345c80 [ 1332.580735][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.580832][ T32] r10:61c88647 r9:84b68c00 r8:85345cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.580857][ T32] r4:85345c80 [ 1332.580879][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.580927][ T32] r10:00000000 r9:85345c80 r8:80287e08 r7:ead65e60 r6:85345d00 r5:84b68c00 [ 1332.580949][ T32] r4:00000001 [ 1332.580969][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.581008][ T32] Exception stack(0xead69fb0 to 0xead69ff8) [ 1332.581038][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.581116][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.581154][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.581192][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.581240][ T32] r4:8534cd00 [ 1332.581698][ T32] INFO: task kworker/0:422:4313 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1332.581742][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.581846][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.581899][ T32] Call trace: [ 1332.581954][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.582012][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1332.582036][ T32] r4:00000000 [ 1332.582077][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.582126][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1332.582156][ T32] 9d20: b227a000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1332.582191][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1332.582218][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1332.582242][ T32] r5:80000013 r4:80239bb0 [ 1332.582304][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.582358][ T32] r4:82ac21e4 [ 1332.582382][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.582426][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1332.582449][ T32] r4:e05d9dc0 [ 1332.582468][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.582508][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1332.582605][ T32] r4:00000000 [ 1332.582655][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.582710][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1332.582767][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.582838][ T32] r5:00001000 r4:eb0cb000 [ 1332.582864][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.582906][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.582972][ T32] r5:8597c38c r4:8597c000 ** 1 printk messages dropped ** [ 1332.583044][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 ** 6 printk messages dropped ** [ 1332.583327][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 9 printk messages dropped ** [ 1332.583795][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1332.584383][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1332.585288][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1332.585571][ T32] r7:dddced80 r6:83018000 r5:85281f8c r4:85345d80 ** 5 printk messages dropped ** [ 1332.585915][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1332.586552][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1332.587257][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 ** 10 printk messages dropped ** [ 1332.587872][ T32] r5:8597c38c r4:8597c000 ** 6 printk messages dropped ** [ 1332.588092][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 ** 3 printk messages dropped ** [ 1332.588387][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.588479][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.611140][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.611203][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.611232][ T32] r4:8506bc80 [ 1332.611363][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.611422][ T32] INFO: task kworker/0:424:4318 blocked for more than 459 seconds. [ 1332.611461][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.611489][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.611513][ T32] task:kworker/0:424 state:D stack:0 pid:4318 tgid:4318 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.611579][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.611673][ T32] Call trace: [ 1332.611732][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1332.611791][ T32] r10:8291a684 r9:ead71d84 r8:00000002 r7:60000113 r6:ead71d8c r5:84b6a400 [ 1332.611839][ T32] r4:84b6a400 [ 1332.611889][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1332.611939][ T32] r5:84b6a400 r4:8291a680 [ 1332.611961][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.612007][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.612053][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead71e08 [ 1332.612076][ T32] r4:00000000 [ 1332.612095][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1332.612187][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1332.612255][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.612309][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8535e380 [ 1332.612332][ T32] r4:00000000 [ 1332.612352][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.612397][ T32] r9:83018005 r8:84b6a400 r7:00000000 r6:83018000 r5:00001000 r4:7f079000 [ 1332.612420][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.612464][ T32] r5:00001000 r4:eaa1d000 [ 1332.612484][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.612548][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.612596][ T32] r5:85282b8c r4:85282800 [ 1332.612633][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.612690][ T32] r7:dddced80 r6:83018000 r5:85282b8c r4:85345e80 [ 1332.612769][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.612827][ T32] r10:61c88647 r9:84b6a400 r8:85345eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.612900][ T32] r4:85345e80 [ 1332.612931][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.612978][ T32] r10:00000000 r9:85345e80 r8:80287e08 r7:ead69e60 r6:85345f00 r5:84b6a400 [ 1332.613042][ T32] r4:00000001 [ 1332.613070][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.613136][ T32] Exception stack(0xead71fb0 to 0xead71ff8) [ 1332.613175][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.613207][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.613233][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.613262][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.613285][ T32] r4:8535e040 [ 1332.613725][ T32] INFO: task kworker/0:424:4318 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1332.613763][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.613904][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.614036][ T32] Call trace: [ 1332.614103][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.614159][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1332.614184][ T32] r4:00000000 [ 1332.614204][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.614292][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1332.614408][ T32] 9d20: b24d9000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1332.614452][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1332.614478][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1332.614519][ T32] r5:80000013 r4:80239bb0 [ 1332.614543][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 2 printk messages dropped ** [ 1332.614780][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1332.614811][ T32] r4:e05d9dc0 [ 1332.614852][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.614899][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1332.614946][ T32] r4:00000000 [ 1332.614970][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.615019][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1332.615041][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.615084][ T32] r5:00001000 r4:eb0cb000 [ 1332.615105][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.615147][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.615188][ T32] r5:8597c38c r4:8597c000 [ 1332.615232][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.615355][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1332.615384][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.615432][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.615570][ T32] r4:8506c780 [ 1332.615594][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.615642][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1332.615665][ T32] r4:00000001 [ 1332.615684][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.615805][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1332.615891][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.615923][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.615951][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.615980][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.616017][ T32] r4:8506bc80 ** 3 printk messages dropped ** [ 1332.616262][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1332.616682][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1332.617334][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1332.617596][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1332.617774][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1332.618227][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1332.636999][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 ** 7 printk messages dropped ** [ 1332.637302][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1332.637676][ T32] r5:00001000 r4:eb0cb000 ** 6 printk messages dropped ** [ 1332.638054][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1332.649163][ T32] r4:8506bc80 ** 9 printk messages dropped ** [ 1332.649707][ T32] r4:84b6bc00 ** 7 printk messages dropped ** [ 1332.650108][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1332.650400][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1332.650589][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1332.651265][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1332.652223][ T32] 9d20: b2989000 e0047000 00000001 80239b98 7f07d000 00000001 ** 19 printk messages dropped ** [ 1332.653148][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 ** 8 printk messages dropped ** [ 1332.653599][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1332.653969][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.653998][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.654026][ T32] task:kworker/0:427 state:D stack:0 pid:4323 tgid:4323 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.654086][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.654211][ T32] Call trace: [ 1332.654273][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1332.654323][ T32] r10:8291a684 r9:ead7dd84 r8:00000002 r7:60000013 r6:ead7dd8c r5:84b6c800 [ 1332.654346][ T32] r4:84b6c800 [ 1332.654367][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1332.654411][ T32] r5:84b6c800 r4:8291a680 [ 1332.654430][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.654480][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.654525][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead7de08 [ 1332.654547][ T32] r4:00000000 [ 1332.654567][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1332.654601][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1332.654635][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.654675][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8535e880 [ 1332.654721][ T32] r4:00000000 [ 1332.654771][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.654843][ T32] r9:83018005 r8:84b6c800 r7:00000000 r6:83018000 r5:00001000 r4:7f07f000 [ 1332.654871][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.654914][ T32] r5:00001000 r4:eaa57000 [ 1332.654959][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.655003][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.655097][ T32] r5:8528378c r4:85283400 [ 1332.655121][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.655192][ T32] r7:dddced80 r6:83018000 r5:8528378c r4:85358180 [ 1332.655227][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.655278][ T32] r10:61c88647 r9:84b6c800 r8:853581ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.655303][ T32] r4:85358180 [ 1332.655322][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.655416][ T32] r10:00000000 r9:85358180 r8:80287e08 r7:ead79e60 r6:85358200 r5:84b6c800 [ 1332.655443][ T32] r4:00000001 [ 1332.655463][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.655516][ T32] Exception stack(0xead7dfb0 to 0xead7dff8) [ 1332.655547][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.655648][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.655691][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.655731][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.655755][ T32] r4:8535e340 [ 1332.656045][ T32] INFO: task kworker/0:427:4323 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1332.656097][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.656161][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.656206][ T32] Call trace: [ 1332.656244][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.656293][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1332.656343][ T32] r4:00000000 [ 1332.656368][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.656459][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1332.656515][ T32] 9d20: b2989000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1332.656549][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1332.656575][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1332.656599][ T32] r5:80000013 r4:80239bb0 [ 1332.656632][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.656676][ T32] r4:82ac21e4 [ 1332.656697][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.656770][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1332.656830][ T32] r4:e05d9dc0 [ 1332.656879][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.656925][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1332.656996][ T32] r4:00000000 [ 1332.657021][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.657069][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1332.657091][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.657132][ T32] r5:00001000 r4:eb0cb000 [ 1332.657153][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.657193][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.657258][ T32] r5:8597c38c r4:8597c000 [ 1332.657284][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.657372][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1332.657408][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.657504][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.657561][ T32] r4:8506c780 [ 1332.657632][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.657683][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1332.657706][ T32] r4:00000001 [ 1332.657735][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.657771][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1332.657799][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.657853][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.657934][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.657967][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.657989][ T32] r4:8506bc80 [ 1332.658058][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.658094][ T32] INFO: task kworker/0:428:4324 blocked for more than 459 seconds. [ 1332.658124][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.658149][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.658171][ T32] task:kworker/0:428 state:D stack:0 pid:4324 tgid:4324 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.658265][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.658378][ T32] Call trace: [ 1332.680894][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1332.681086][ T32] r10:8291a684 r9:ead85d84 r8:00000002 r7:60000113 r6:ead85d8c r5:84b6d400 [ 1332.681119][ T32] r4:84b6d400 [ 1332.681167][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1332.681243][ T32] r5:84b6d400 r4:8291a680 [ 1332.681269][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.681310][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.681351][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead85e08 [ 1332.681432][ T32] r4:00000000 [ 1332.681481][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1332.681574][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1332.681624][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.681667][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8535e6c0 [ 1332.681719][ T32] r4:00000000 [ 1332.681745][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.681794][ T32] r9:83018005 r8:84b6d400 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1332.681818][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.681864][ T32] r5:00001000 r4:eaa43000 [ 1332.681884][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1332.681967][ T32] r5:8528338c r4:85283000 [ 1332.681988][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1332.682138][ T32] r10:61c88647 r9:84b6d400 r8:853582ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.682235][ T32] r4:85358280 [ 1332.682260][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.682309][ T32] r10:00000000 r9:85358280 r8:80287e08 r7:ead7de60 r6:85358300 r5:84b6d400 [ 1332.682333][ T32] r4:00000001 [ 1332.682352][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.682388][ T32] Exception stack(0xead85fb0 to 0xead85ff8) [ 1332.682418][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.682448][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.682571][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.682608][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.682632][ T32] r4:8535e340 [ 1332.683094][ T32] INFO: task kworker/0:428:4324 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1332.683134][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.683236][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.683285][ T32] Call trace: [ 1332.683316][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.683365][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1332.683389][ T32] r4:00000000 [ 1332.683429][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.683473][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1332.683502][ T32] 9d20: b2be3000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1332.683555][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1332.683595][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1332.683622][ T32] r5:80000013 r4:80239bb0 [ 1332.683655][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.683720][ T32] r4:82ac21e4 [ 1332.683749][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.683806][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1332.683858][ T32] r4:e05d9dc0 [ 1332.683882][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.683940][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1332.683965][ T32] r4:00000000 [ 1332.684003][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1332.684167][ T32] r5:00001000 r4:eb0cb000 ** 6 printk messages dropped ** [ 1332.684501][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1332.684801][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1332.685119][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1332.685702][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead81e08 ** 9 printk messages dropped ** [ 1332.686242][ T32] r5:00001000 r4:eaa6d000 ** 2 printk messages dropped ** [ 1332.686395][ T32] r5:85283b8c r4:85283800 [ 1332.686419][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1332.686586][ T32] r10:61c88647 r9:84b6e000 r8:8535842c r7:82804d40 r6:dddced80 r5:dddceda0 ** 17 printk messages dropped ** [ 1332.687792][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1332.688346][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 8 printk messages dropped ** [ 1332.711530][ T32] r5:00001000 r4:eb0cb000 [ 1332.711624][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.711676][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.711738][ T32] r5:8597c38c r4:8597c000 [ 1332.711785][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.711839][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1332.711862][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.711908][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.711932][ T32] r4:8506c780 [ 1332.711952][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.712021][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1332.712048][ T32] r4:00000001 [ 1332.712069][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.712112][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1332.712193][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.712294][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.712335][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.712364][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.712387][ T32] r4:8506bc80 [ 1332.712436][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.712472][ T32] INFO: task kworker/0:430:4329 blocked for more than 459 seconds. [ 1332.712568][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.712601][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.712626][ T32] task:kworker/0:430 state:D stack:0 pid:4329 tgid:4329 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.712847][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.712915][ T32] Call trace: [ 1332.712973][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1332.713078][ T32] r10:8291a684 r9:ead8dd84 r8:00000002 r7:60000113 r6:ead8dd8c r5:84b6ec00 [ 1332.713107][ T32] r4:84b6ec00 [ 1332.713129][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1332.713212][ T32] r5:84b6ec00 r4:8291a680 [ 1332.713244][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.713286][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.713326][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead8de08 [ 1332.713348][ T32] r4:00000000 [ 1332.713367][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1332.713424][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1332.713496][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.713571][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8535eb40 [ 1332.713626][ T32] r4:00000000 [ 1332.713649][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.713694][ T32] r9:83018005 r8:84b6ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1332.713744][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.713790][ T32] r5:00001000 r4:eaa8b000 [ 1332.713810][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.713873][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.713978][ T32] r5:85283f8c r4:85283c00 [ 1332.714002][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.714072][ T32] r7:dddced80 r6:83018000 r5:85283f8c r4:85358380 ** 2 printk messages dropped ** [ 1332.714401][ T32] r4:85358380 ** 7 printk messages dropped ** [ 1332.714880][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1332.715736][ T32] Call trace: ** 4 printk messages dropped ** [ 1332.716302][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) ** 7 printk messages dropped ** [ 1332.716635][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 ** 10 printk messages dropped ** [ 1332.717282][ T32] r5:8597c38c r4:8597c000 ** 6 printk messages dropped ** [ 1332.717702][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 ** 13 printk messages dropped ** [ 1332.718411][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1332.739433][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1332.739751][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1332.740201][ T32] r10:61c88647 r9:852b8000 r8:853585ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 13 printk messages dropped ** [ 1332.741404][ T32] Workqueue: events bpf_prog_free_deferred ** 13 printk messages dropped ** [ 1332.742305][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 ** 15 printk messages dropped ** [ 1332.743068][ T32] r4:8506c780 [ 1332.743112][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.743163][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1332.743187][ T32] r4:00000001 [ 1332.743207][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.743243][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1332.743271][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.743301][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.743359][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.743393][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.743417][ T32] r4:8506bc80 [ 1332.743440][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.743550][ T32] INFO: task kworker/0:432:4333 blocked for more than 459 seconds. [ 1332.743599][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.743625][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.743648][ T32] task:kworker/0:432 state:D stack:0 pid:4333 tgid:4333 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.743717][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.743763][ T32] Call trace: [ 1332.743900][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1332.743973][ T32] r10:8291a684 r9:ead95d84 r8:00000002 r7:60000113 r6:ead95d8c r5:852b8c00 [ 1332.744001][ T32] r4:852b8c00 [ 1332.744023][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1332.744140][ T32] r5:852b8c00 r4:8291a680 [ 1332.744165][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.744210][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.744279][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead95e08 [ 1332.744307][ T32] r4:00000000 [ 1332.744328][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1332.744365][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1332.744401][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.744442][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8535ee80 [ 1332.744466][ T32] r4:00000000 [ 1332.744487][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.744532][ T32] r9:83018005 r8:852b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1332.744556][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.744639][ T32] r5:00001000 r4:eaaaf000 [ 1332.744665][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.744730][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.744809][ T32] r5:8537c78c r4:8537c400 [ 1332.744835][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.744932][ T32] r7:dddced80 r6:83018000 r5:8537c78c r4:85358680 [ 1332.745032][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.745115][ T32] r10:61c88647 r9:852b8c00 r8:853586ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.745148][ T32] r4:85358680 [ 1332.745170][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.745229][ T32] r10:00000000 r9:85358680 r8:80287e08 r7:ead91e60 r6:85358700 r5:852b8c00 [ 1332.745326][ T32] r4:00000001 [ 1332.745351][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.745411][ T32] Exception stack(0xead95fb0 to 0xead95ff8) [ 1332.745449][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.745482][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.745535][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.745569][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.745646][ T32] r4:8535eac0 [ 1332.745930][ T32] INFO: task kworker/0:432:4333 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1332.745968][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.746046][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.746166][ T32] Call trace: [ 1332.746258][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.746418][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1332.746449][ T32] r4:00000000 [ 1332.746472][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.746537][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1332.746726][ T32] 9d20: b324f000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1332.746791][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1332.746877][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1332.746912][ T32] r5:80000013 r4:80239bb0 [ 1332.746961][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.747164][ T32] r4:82ac21e4 [ 1332.747192][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.747238][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1332.747311][ T32] r4:e05d9dc0 [ 1332.747342][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.747433][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1332.747461][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1332.747634][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 ** 12 printk messages dropped ** [ 1332.748203][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1332.780413][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1332.780789][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1332.781339][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1332.781851][ T32] r9:83018005 r8:852b9800 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 ** 4 printk messages dropped ** [ 1332.782125][ T32] r5:8537cb8c r4:8537c800 ** 1 printk messages dropped ** [ 1332.782203][ T32] r7:dddced80 r6:83018000 r5:8537cb8c r4:85358780 ** 4 printk messages dropped ** [ 1332.782448][ T32] r10:00000000 r9:85358780 r8:80287e08 r7:ead95e60 r6:85358800 r5:852b9800 ** 10 printk messages dropped ** [ 1332.783385][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1332.784044][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff ** 3 printk messages dropped ** [ 1332.784311][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.784437][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1332.784470][ T32] r4:e05d9dc0 [ 1332.784550][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.784621][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1332.784648][ T32] r4:00000000 [ 1332.784669][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.784748][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1332.784801][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.784848][ T32] r5:00001000 r4:eb0cb000 [ 1332.784897][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.784991][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.785037][ T32] r5:8597c38c r4:8597c000 [ 1332.785289][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.785359][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1332.785429][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.785480][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.785551][ T32] r4:8506c780 [ 1332.785600][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.785673][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1332.785724][ T32] r4:00000001 [ 1332.785778][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.785819][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1332.785872][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.785928][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.785958][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.785988][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.786010][ T32] r4:8506bc80 [ 1332.786029][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.786078][ T32] INFO: task kworker/0:434:4337 blocked for more than 459 seconds. [ 1332.786113][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.786137][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.786159][ T32] task:kworker/0:434 state:D stack:0 pid:4337 tgid:4337 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.786245][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.786308][ T32] Call trace: [ 1332.786343][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1332.786390][ T32] r10:8291a684 r9:ead9dd84 r8:00000002 r7:60000013 r6:ead9dd8c r5:852ba400 [ 1332.786412][ T32] r4:852ba400 [ 1332.786432][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1332.786498][ T32] r5:852ba400 r4:8291a680 [ 1332.786522][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.786561][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.786602][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead9de08 [ 1332.786625][ T32] r4:00000000 [ 1332.786645][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1332.786692][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1332.786736][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.786799][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85338c40 [ 1332.786839][ T32] r4:00000000 [ 1332.786864][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.786910][ T32] r9:83018005 r8:852ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f09f000 [ 1332.786933][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.787026][ T32] r5:00001000 r4:eab71000 [ 1332.787052][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.787096][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1332.787272][ T32] r10:61c88647 r9:852ba400 r8:853588ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1332.787809][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1332.819309][ T32] Call trace: ** 1 printk messages dropped ** [ 1332.819439][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1332.819466][ T32] r4:00000000 [ 1332.819535][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.819607][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1332.819671][ T32] 9d20: b3de5000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1332.819705][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1332.819740][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1332.819791][ T32] r5:80000013 r4:80239bb0 [ 1332.819891][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.819940][ T32] r4:82ac21e4 [ 1332.819975][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.820062][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1332.820120][ T32] r4:e05d9dc0 [ 1332.820150][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 1 printk messages dropped ** [ 1332.820266][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1332.820520][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1332.821071][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1332.821416][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1332.822136][ T32] r10:8291a684 r9:eada1d84 r8:00000002 r7:60000113 r6:eada1d8c r5:852bb000 ** 6 printk messages dropped ** [ 1332.822639][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1332.822967][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1332.823424][ T32] r5:8537d38c r4:8537d000 [ 1332.823447][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1332.823566][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1332.823930][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1332.824962][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff ** 5 printk messages dropped ** [ 1332.825265][ T32] r4:e05d9dc0 ** 6 printk messages dropped ** [ 1332.825574][ T32] r5:00001000 r4:eb0cb000 ** 4 printk messages dropped ** [ 1332.825807][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 ** 5 printk messages dropped ** [ 1332.826084][ T32] r4:00000001 [ 1332.826155][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.826203][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1332.826231][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.826267][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.826293][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.826326][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.826403][ T32] r4:8506bc80 [ 1332.826426][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.826500][ T32] INFO: task kworker/0:436:4342 blocked for more than 459 seconds. [ 1332.826539][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.826580][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.826605][ T32] task:kworker/0:436 state:D stack:0 pid:4342 tgid:4342 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.826678][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.826730][ T32] Call trace: [ 1332.826857][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1332.826914][ T32] r10:8291a684 r9:eada9d84 r8:00000002 r7:60000113 r6:eada9d8c r5:852bbc00 [ 1332.826939][ T32] r4:852bbc00 [ 1332.826960][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1332.827079][ T32] r5:852bbc00 r4:8291a680 [ 1332.827104][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.827168][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.827262][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eada9e08 [ 1332.827320][ T32] r4:00000000 [ 1332.827376][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1332.827445][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1332.827490][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.827557][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85375680 [ 1332.827583][ T32] r4:00000000 [ 1332.827675][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.827729][ T32] r9:83018005 r8:852bbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a7000 [ 1332.827801][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.827848][ T32] r5:00001000 r4:eabbd000 [ 1332.827869][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.827921][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.827966][ T32] r5:8537df8c r4:8537dc00 [ 1332.827987][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.828031][ T32] r7:dddced80 r6:83018000 r5:8537df8c r4:85358a80 [ 1332.828051][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.828096][ T32] r10:61c88647 r9:852bbc00 r8:85358aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.828118][ T32] r4:85358a80 [ 1332.828137][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.828180][ T32] r10:00000000 r9:85358a80 r8:80287e08 r7:eada1e60 r6:85358b00 r5:852bbc00 [ 1332.828202][ T32] r4:00000001 [ 1332.828221][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.828256][ T32] Exception stack(0xeada9fb0 to 0xeada9ff8) [ 1332.828332][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.828366][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.828394][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.828484][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.839751][ T32] r4:85375000 [ 1332.840203][ T32] INFO: task kworker/0:436:4342 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1332.840244][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1332.840730][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff ** 7 printk messages dropped ** [ 1332.841022][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 ** 15 printk messages dropped ** [ 1332.841667][ T32] r4:00000001 ** 11 printk messages dropped ** [ 1332.842174][ T32] task:kworker/0:437 state:D stack:0 pid:4343 tgid:4343 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1332.842662][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.842719][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.842794][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadb1e08 [ 1332.842844][ T32] r4:00000000 [ 1332.842893][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1332.842933][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1332.842969][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.843011][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85375340 [ 1332.843033][ T32] r4:00000000 [ 1332.843102][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.843200][ T32] r9:83018005 r8:852bc800 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 1332.843227][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.843269][ T32] r5:00001000 r4:eab95000 [ 1332.843289][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.843329][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.843370][ T32] r5:8537d78c r4:8537d400 [ 1332.843389][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.843434][ T32] r7:dddced80 r6:83018000 r5:8537d78c r4:85358b80 [ 1332.843501][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.843565][ T32] r10:61c88647 r9:852bc800 r8:85358bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.843592][ T32] r4:85358b80 [ 1332.843647][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.843720][ T32] r10:00000000 r9:85358b80 r8:80287e08 r7:eada9e60 r6:85358c00 r5:852bc800 [ 1332.843748][ T32] r4:00000001 [ 1332.843767][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.843804][ T32] Exception stack(0xeadb1fb0 to 0xeadb1ff8) [ 1332.843831][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.843859][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.843949][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.843982][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.844006][ T32] r4:85375400 [ 1332.844267][ T32] INFO: task kworker/0:437:4343 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1332.844301][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.844450][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.844497][ T32] Call trace: [ 1332.844552][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.844606][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 ** 3 printk messages dropped ** [ 1332.844721][ T32] 9d20: b3de5000 e0047000 00000001 80239b98 7f07d000 00000001 ** 9 printk messages dropped ** [ 1332.845153][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 ** 9 printk messages dropped ** [ 1332.845608][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 ** 9 printk messages dropped ** [ 1332.846068][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1332.846971][ T32] r4:852bd400 ** 4 printk messages dropped ** [ 1332.847132][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadade08 ** 8 printk messages dropped ** [ 1332.847518][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1332.847693][ T32] r5:8537db8c r4:8537d800 ** 3 printk messages dropped ** [ 1332.847877][ T32] r10:61c88647 r9:852bd400 r8:85358cac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1332.848180][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1332.875881][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 ** 11 printk messages dropped ** [ 1332.876690][ T32] r4:e05d9dc0 ** 8 printk messages dropped ** [ 1332.877206][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1332.877739][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) ** 6 printk messages dropped ** [ 1332.878156][ T32] INFO: task kworker/0:439:4347 blocked for more than 459 seconds. ** 3 printk messages dropped ** [ 1332.891308][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.891402][ T32] Call trace: [ 1332.891437][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1332.891551][ T32] r10:8291a684 r9:eadb5d84 r8:00000002 r7:60000113 r6:eadb5d8c r5:852be000 [ 1332.891582][ T32] r4:852be000 [ 1332.891603][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1332.891646][ T32] r5:852be000 r4:8291a680 [ 1332.891666][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.891705][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.891756][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadb5e08 [ 1332.891779][ T32] r4:00000000 [ 1332.891799][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1332.891835][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1332.891871][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.891911][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853757c0 [ 1332.891947][ T32] r4:00000000 [ 1332.891971][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.892063][ T32] r9:83018005 r8:852be000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a9000 [ 1332.892121][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.892192][ T32] r5:00001000 r4:eadbf000 [ 1332.892218][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.892308][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.892405][ T32] r5:8537e38c r4:8537e000 [ 1332.892454][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.892513][ T32] r7:dddced80 r6:83018000 r5:8537e38c r4:85358d80 [ 1332.892584][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.892640][ T32] r10:61c88647 r9:852be000 r8:85358dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.892664][ T32] r4:85358d80 [ 1332.892684][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.892783][ T32] r10:00000000 r9:85358d80 r8:80287e08 r7:eada9e60 r6:85358e00 r5:852be000 [ 1332.892865][ T32] r4:00000001 [ 1332.892915][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.893023][ T32] Exception stack(0xeadb5fb0 to 0xeadb5ff8) [ 1332.893057][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.893087][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.893128][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.893184][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.893258][ T32] r4:85375500 [ 1332.893690][ T32] INFO: task kworker/0:439:4347 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1332.893739][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.893969][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.894051][ T32] Call trace: [ 1332.894084][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.894139][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1332.894189][ T32] r4:00000000 [ 1332.894244][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.894333][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1332.894366][ T32] 9d20: b445f000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1332.894397][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1332.894497][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1332.894525][ T32] r5:80000013 r4:80239bb0 [ 1332.894547][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.894614][ T32] r4:82ac21e4 [ 1332.894678][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.894729][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1332.894803][ T32] r4:e05d9dc0 [ 1332.894858][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.894944][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1332.895001][ T32] r4:00000000 [ 1332.895048][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.895104][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1332.895128][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.895170][ T32] r5:00001000 r4:eb0cb000 [ 1332.895190][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.895276][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.895352][ T32] r5:8597c38c r4:8597c000 [ 1332.895383][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.895432][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1332.895476][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.895539][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.895589][ T32] r4:8506c780 [ 1332.895637][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.895686][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1332.895709][ T32] r4:00000001 [ 1332.895738][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.895800][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1332.895856][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.895902][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.895940][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.895969][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.895993][ T32] r4:8506bc80 [ 1332.896013][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1332.896287][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1332.896938][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1332.897236][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1332.897627][ T32] r10:61c88647 r9:852bec00 r8:85358eac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1332.897980][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.898022][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.898048][ T32] r4:85375880 [ 1332.898280][ T32] INFO: task kworker/0:440:4349 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1332.898338][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.898398][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.919057][ T32] Call trace: [ 1332.919104][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.919177][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1332.919201][ T32] r4:00000000 [ 1332.919221][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.919262][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1332.919293][ T32] 9d20: b465e000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1332.919322][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1332.919347][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1332.919370][ T32] r5:80000013 r4:80239bb0 [ 1332.919391][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.919433][ T32] r4:82ac21e4 [ 1332.919453][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.919494][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1332.919516][ T32] r4:e05d9dc0 [ 1332.919556][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.919627][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1332.919654][ T32] r4:00000000 [ 1332.919699][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.919854][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1332.919881][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.919928][ T32] r5:00001000 r4:eb0cb000 [ 1332.919967][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.920011][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.920054][ T32] r5:8597c38c r4:8597c000 [ 1332.920074][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.920211][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1332.920237][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.920286][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.920309][ T32] r4:8506c780 [ 1332.920354][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.920486][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1332.920535][ T32] r4:00000001 [ 1332.920559][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.920621][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1332.920652][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.920682][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.920709][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.920768][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.920824][ T32] r4:8506bc80 [ 1332.920852][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.920925][ T32] INFO: task kworker/0:441:4351 blocked for more than 459 seconds. [ 1332.920963][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.920989][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.921012][ T32] task:kworker/0:441 state:D stack:0 pid:4351 tgid:4351 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1332.921435][ T32] r5:85298000 r4:8291a680 ** 5 printk messages dropped ** [ 1332.921753][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1332.922183][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1332.922361][ T32] r5:8537ef8c r4:8537ec00 ** 1 printk messages dropped ** [ 1332.922473][ T32] r7:dddced80 r6:83018000 r5:8537ef8c r4:85358f80 ** 5 printk messages dropped ** [ 1332.922756][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1332.922973][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1332.923726][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 ** 10 printk messages dropped ** [ 1332.924200][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 ** 12 printk messages dropped ** [ 1332.924841][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 ** 8 printk messages dropped ** [ 1332.925327][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1332.925769][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1332.926059][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1332.926621][ T32] r5:00001000 r4:eadd7000 ** 2 printk messages dropped ** [ 1332.926796][ T32] r5:8537eb8c r4:8537e800 ** 2 printk messages dropped ** [ 1332.926883][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1332.927376][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1332.928045][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) ** 7 printk messages dropped ** [ 1332.928340][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 ** 2 printk messages dropped ** [ 1332.953503][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1332.953585][ T32] r4:00000000 [ 1332.953614][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.953693][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1332.953740][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.953792][ T32] r5:00001000 r4:eb0cb000 [ 1332.953814][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.953880][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.953960][ T32] r5:8597c38c r4:8597c000 [ 1332.954009][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.954063][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1332.954085][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.954131][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.954153][ T32] r4:8506c780 [ 1332.954197][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.954249][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1332.954297][ T32] r4:00000001 [ 1332.954321][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.954361][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1332.954392][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.954422][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.954473][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.954506][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.954530][ T32] r4:8506bc80 [ 1332.954555][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.954584][ T32] INFO: task kworker/0:443:4355 blocked for more than 459 seconds. [ 1332.954619][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.954644][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.954666][ T32] task:kworker/0:443 state:D stack:0 pid:4355 tgid:4355 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.954730][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.954851][ T32] Call trace: [ 1332.954932][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1332.955014][ T32] r10:8291a684 r9:ead89d84 r8:00000002 r7:60000113 r6:ead89d8c r5:8529a400 [ 1332.955041][ T32] r4:8529a400 [ 1332.955088][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1332.955139][ T32] r5:8529a400 r4:8291a680 [ 1332.955183][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.955227][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.955294][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead89e08 [ 1332.955321][ T32] r4:00000000 [ 1332.955342][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1332.955393][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1332.955458][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.955528][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853b9040 [ 1332.955607][ T32] r4:00000000 [ 1332.955682][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.955741][ T32] r9:83018005 r8:8529a400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d1000 [ 1332.955801][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.955853][ T32] r5:00001000 r4:eae0b000 [ 1332.955873][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.955911][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.955953][ T32] r5:8537fb8c r4:8537f800 [ 1332.955973][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.956018][ T32] r7:dddced80 r6:83018000 r5:8537fb8c r4:853bc180 [ 1332.956052][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.956103][ T32] r10:61c88647 r9:8529a400 r8:853bc1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.956126][ T32] r4:853bc180 [ 1332.956147][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.956203][ T32] r10:00000000 r9:853bc180 r8:80287e08 r7:eadc9e60 r6:853bc200 r5:8529a400 [ 1332.956229][ T32] r4:00000001 [ 1332.956248][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.956283][ T32] Exception stack(0xead89fb0 to 0xead89ff8) [ 1332.956343][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.956396][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.956452][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.956483][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.956508][ T32] r4:85375ac0 [ 1332.956943][ T32] INFO: task kworker/0:443:4355 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1332.956980][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.957056][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.957111][ T32] Call trace: [ 1332.957141][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) ** 1 printk messages dropped ** [ 1332.957240][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1332.957397][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff ** 4 printk messages dropped ** [ 1332.957628][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1332.957670][ T32] r4:e05d9dc0 [ 1332.957693][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.957740][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1332.957762][ T32] r4:00000000 [ 1332.957807][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.957857][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1332.957879][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.957921][ T32] r5:00001000 r4:eb0cb000 [ 1332.957963][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.958007][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.958106][ T32] r5:8597c38c r4:8597c000 [ 1332.958130][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.958201][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1332.958252][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.958306][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.958329][ T32] r4:8506c780 [ 1332.958348][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.958416][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 ** 5 printk messages dropped ** [ 1332.971606][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 14 printk messages dropped ** [ 1332.972534][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 12 printk messages dropped ** [ 1332.973221][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1332.973302][ T32] r5:8537f78c r4:8537f400 ** 1 printk messages dropped ** [ 1332.973369][ T32] r7:dddced80 r6:83018000 r5:8537f78c r4:853bc280 ** 8 printk messages dropped ** [ 1332.973729][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1332.974624][ T32] Call trace: ** 4 printk messages dropped ** [ 1332.974831][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) ** 6 printk messages dropped ** [ 1332.975080][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 15 printk messages dropped ** [ 1332.975729][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1332.976109][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1332.976452][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1332.976751][ T32] r5:8523a400 r4:8291a680 [ 1332.976771][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.976810][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.976850][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae21e08 [ 1332.976928][ T32] r4:00000000 [ 1332.976952][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1332.976993][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1332.977028][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.977068][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853b9280 [ 1332.977095][ T32] r4:00000000 [ 1332.977138][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.977194][ T32] r9:83018005 r8:8523a400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1332.977217][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.977292][ T32] r5:00001000 r4:eae17000 [ 1332.977316][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.977356][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.977452][ T32] r5:8537ff8c r4:8537fc00 [ 1332.977531][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.977598][ T32] r7:dddced80 r6:83018000 r5:8537ff8c r4:853bc300 [ 1332.977626][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.977694][ T32] r10:61c88647 r9:8523a400 r8:853bc32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.977727][ T32] r4:853bc300 [ 1332.977800][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.977858][ T32] r10:00000000 r9:853bc300 r8:80287e08 r7:ead89e60 r6:852f9680 r5:8523a400 [ 1332.977881][ T32] r4:00000001 [ 1332.977948][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.977992][ T32] Exception stack(0xeae21fb0 to 0xeae21ff8) [ 1332.978018][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.978048][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.978076][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.978104][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.978156][ T32] r4:853b91c0 [ 1332.978423][ T32] INFO: task kworker/0:445:4361 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1333.001754][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.001939][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.002061][ T32] Call trace: [ 1333.002104][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1333.002170][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1333.002195][ T32] r4:00000000 [ 1333.002216][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.002281][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1333.002340][ T32] 9d20: b5113000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1333.002373][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1333.002400][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1333.002424][ T32] r5:80000013 r4:80239bb0 [ 1333.002449][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.002494][ T32] r4:82ac21e4 [ 1333.002515][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.002555][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1333.002579][ T32] r4:e05d9dc0 [ 1333.002625][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.002697][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1333.002730][ T32] r4:00000000 [ 1333.002789][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.002841][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1333.002864][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.002906][ T32] r5:00001000 r4:eb0cb000 [ 1333.002926][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.002965][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.003008][ T32] r5:8597c38c r4:8597c000 [ 1333.003029][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.003088][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1333.003120][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1333.003332][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) ** 13 printk messages dropped ** [ 1333.003891][ T32] r10:8291a684 r9:eae3dd84 r8:00000002 r7:60000113 r6:eae3dd8c r5:8523b000 ** 18 printk messages dropped ** [ 1333.004738][ T32] r5:8538838c r4:85388000 [ 1333.004758][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.004830][ T32] r7:dddced80 r6:83018000 r5:8538838c r4:853bc380 [ 1333.004859][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.004925][ T32] r10:61c88647 r9:8523b000 r8:853bc3ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.004950][ T32] r4:853bc380 [ 1333.004992][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.005041][ T32] r10:00000000 r9:853bc380 r8:80287e08 r7:eae21e60 r6:852f9700 r5:8523b000 [ 1333.005065][ T32] r4:00000001 [ 1333.005088][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.005126][ T32] Exception stack(0xeae3dfb0 to 0xeae3dff8) [ 1333.005175][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.005211][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.005238][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.005290][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.005316][ T32] r4:853b9100 [ 1333.005796][ T32] INFO: task kworker/0:446:4363 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1333.005835][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.005975][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.006071][ T32] Call trace: [ 1333.006128][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1333.006179][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1333.006250][ T32] r4:00000000 [ 1333.006366][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.006410][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1333.006463][ T32] 9d20: b5113000 e0047000 00000001 80239b98 7f07d000 00000001 ** 1 printk messages dropped ** [ 1333.006522][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff ** 7 printk messages dropped ** [ 1333.006910][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 ** 11 printk messages dropped ** [ 1333.007430][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1333.007794][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1333.008215][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1333.029725][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1333.030207][ T32] r9:83018005 r8:8523d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 ** 4 printk messages dropped ** [ 1333.030573][ T32] r5:8538878c r4:85388400 [ 1333.030636][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1333.031009][ T32] r10:00000000 r9:853bc400 r8:80287e08 r7:eae3de60 r6:852f9780 r5:8523d400 ** 8 printk messages dropped ** [ 1333.031706][ T32] INFO: task kworker/0:447:4365 is blocked on a mutex likely owned by task kworker/0:208:3739. ** 7 printk messages dropped ** [ 1333.032091][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) ** 5 printk messages dropped ** [ 1333.032263][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1333.032406][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 ** 9 printk messages dropped ** [ 1333.032869][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 ** 7 printk messages dropped ** [ 1333.033125][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) ** 6 printk messages dropped ** [ 1333.033365][ T32] INFO: task kworker/0:448:4366 blocked for more than 459 seconds. ** 7 printk messages dropped ** [ 1333.033761][ T32] r4:8523bc00 ** 4 printk messages dropped ** [ 1333.033984][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae55e08 ** 10 printk messages dropped ** [ 1333.034441][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1333.034533][ T32] r5:85389b8c r4:85389800 [ 1333.034578][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.034653][ T32] r7:dddced80 r6:83018000 r5:85389b8c r4:853bc480 [ 1333.034681][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.034758][ T32] r10:61c88647 r9:8523bc00 r8:853bc4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.034789][ T32] r4:853bc480 [ 1333.034809][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.034853][ T32] r10:00000000 r9:853bc480 r8:80287e08 r7:eae49e60 r6:852f9800 r5:8523bc00 [ 1333.034876][ T32] r4:00000001 [ 1333.034894][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.034944][ T32] Exception stack(0xeae55fb0 to 0xeae55ff8) [ 1333.034976][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.035006][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.035034][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.035062][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.035102][ T32] r4:853b9200 [ 1333.035385][ T32] INFO: task kworker/0:448:4366 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1333.035433][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.035492][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.035605][ T32] Call trace: [ 1333.035682][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1333.035751][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1333.035778][ T32] r4:00000000 [ 1333.035825][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.035872][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1333.035916][ T32] 9d20: b5596000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1333.035969][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1333.036002][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1333.036027][ T32] r5:80000013 r4:80239bb0 [ 1333.036048][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.036089][ T32] r4:82ac21e4 [ 1333.036110][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.036151][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1333.036174][ T32] r4:e05d9dc0 [ 1333.036240][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.036416][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1333.036444][ T32] r4:00000000 [ 1333.036502][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.036558][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1333.036628][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.036683][ T32] r5:00001000 r4:eb0cb000 [ 1333.036731][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.036826][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.036880][ T32] r5:8597c38c r4:8597c000 [ 1333.036903][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.036950][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1333.036972][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.037042][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.037070][ T32] r4:8506c780 [ 1333.037090][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.037138][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1333.037162][ T32] r4:00000001 [ 1333.037181][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.037217][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1333.037274][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.037332][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.037363][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1333.037458][ T32] INFO: task kworker/0:449:4368 blocked for more than 459 seconds. ** 15 printk messages dropped ** [ 1333.038238][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1333.061561][ T32] r5:85388b8c r4:85388800 ** 6 printk messages dropped ** [ 1333.061848][ T32] r10:00000000 r9:853bc500 r8:80287e08 r7:eae55e60 r6:852f9880 r5:8523ec00 ** 16 printk messages dropped ** [ 1333.063208][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) ** 11 printk messages dropped ** [ 1333.063681][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1333.064020][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1333.064045][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.064093][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.064144][ T32] r4:8506c780 [ 1333.064168][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.064214][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1333.064237][ T32] r4:00000001 [ 1333.064299][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.064344][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1333.064371][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.064399][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.064425][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.064453][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.064477][ T32] r4:8506bc80 [ 1333.064497][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.064525][ T32] INFO: task kworker/0:450:4370 blocked for more than 459 seconds. [ 1333.064571][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.064619][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.064679][ T32] task:kworker/0:450 state:D stack:0 pid:4370 tgid:4370 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.064854][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.064924][ T32] Call trace: [ 1333.064961][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1333.065010][ T32] r10:8291a684 r9:eac9dd84 r8:00000002 r7:60000113 r6:eac9dd8c r5:8523c800 [ 1333.065033][ T32] r4:8523c800 [ 1333.065054][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1333.065145][ T32] r5:8523c800 r4:8291a680 [ 1333.065169][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.065258][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.065317][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac9de08 [ 1333.065344][ T32] r4:00000000 [ 1333.065400][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) ** 8 printk messages dropped ** [ 1333.065742][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1333.066030][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 13 printk messages dropped ** [ 1333.066833][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 20 printk messages dropped ** [ 1333.067787][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 ** 14 printk messages dropped ** [ 1333.068410][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) ** 10 printk messages dropped ** [ 1333.091489][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1333.091727][ T32] r4:85238c00 [ 1333.091778][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1333.091826][ T32] r5:85238c00 r4:8291a680 [ 1333.091848][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.091887][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.091929][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacc1e08 [ 1333.091952][ T32] r4:00000000 [ 1333.092009][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1333.092073][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1333.092121][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.092164][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853b9940 [ 1333.092210][ T32] r4:00000000 [ 1333.092247][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.092298][ T32] r9:83018005 r8:85238c00 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 [ 1333.092336][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.092409][ T32] r5:00001000 r4:dfb21000 [ 1333.092433][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.092475][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.092517][ T32] r5:8538938c r4:85389000 [ 1333.092543][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.092617][ T32] r7:dddced80 r6:83018000 r5:8538938c r4:853bc600 [ 1333.092673][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.092761][ T32] r10:61c88647 r9:85238c00 r8:853bc62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.092790][ T32] r4:853bc600 [ 1333.092812][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.092884][ T32] r10:00000000 r9:853bc600 r8:80287e08 r7:eae55e60 r6:852f9980 r5:85238c00 [ 1333.092911][ T32] r4:00000001 [ 1333.092996][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.093038][ T32] Exception stack(0xeacc1fb0 to 0xeacc1ff8) [ 1333.093066][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1333.093900][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 ** 11 printk messages dropped ** [ 1333.094494][ T32] r4:e05d9dc0 ** 11 printk messages dropped ** [ 1333.094996][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 ** 11 printk messages dropped ** [ 1333.095496][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 16 printk messages dropped ** [ 1333.096261][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1333.096531][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.096577][ T32] r5:00001000 r4:dfcf9000 [ 1333.096598][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.096637][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.096679][ T32] r5:8538978c r4:85389400 [ 1333.096698][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.096750][ T32] r7:dddced80 r6:83018000 r5:8538978c r4:853bc680 [ 1333.096772][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.096819][ T32] r10:61c88647 r9:85238000 r8:853bc6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.096870][ T32] r4:853bc680 [ 1333.097140][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.097189][ T32] r10:00000000 r9:853bc680 r8:80287e08 r7:eae55e60 r6:852f9a00 r5:85238000 [ 1333.097212][ T32] r4:00000001 [ 1333.097235][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.097274][ T32] Exception stack(0xeaccdfb0 to 0xeaccdff8) [ 1333.097333][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.097366][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.097397][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.097427][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.097450][ T32] r4:853b97c0 [ 1333.097691][ T32] INFO: task kworker/0:452:4374 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1333.097733][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.097814][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.097993][ T32] Call trace: [ 1333.098059][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) ** 10 printk messages dropped ** [ 1333.121569][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 15 printk messages dropped ** [ 1333.122598][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1333.122997][ T32] r4:8506bc80 ** 9 printk messages dropped ** [ 1333.123569][ T32] r4:8523e000 ** 4 printk messages dropped ** [ 1333.123844][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae01e08 [ 1333.123871][ T32] r4:00000000 [ 1333.123951][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1333.124020][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1333.124059][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.124110][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853b9e00 [ 1333.124148][ T32] r4:00000000 [ 1333.124170][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.124323][ T32] r9:83018005 r8:8523e000 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 [ 1333.124349][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.124468][ T32] r5:00001000 r4:e042f000 [ 1333.124491][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.124561][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.124609][ T32] r5:85389f8c r4:85389c00 [ 1333.124629][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.124673][ T32] r7:dddced80 r6:83018000 r5:85389f8c r4:853bc700 [ 1333.124693][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.124748][ T32] r10:61c88647 r9:8523e000 r8:853bc72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.124772][ T32] r4:853bc700 [ 1333.124819][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.124869][ T32] r10:00000000 r9:853bc700 r8:80287e08 r7:eae55e60 r6:852f9a80 r5:8523e000 [ 1333.124892][ T32] r4:00000001 [ 1333.124955][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.124995][ T32] Exception stack(0xeae01fb0 to 0xeae01ff8) [ 1333.125023][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.125051][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.125077][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.125109][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.125132][ T32] r4:853b9b40 [ 1333.125563][ T32] INFO: task kworker/0:453:4378 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1333.125598][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.125665][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.125710][ T32] Call trace: [ 1333.125790][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1333.125842][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1333.125865][ T32] r4:00000000 [ 1333.125885][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.125923][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1333.125962][ T32] 9d20: b60e3000 e0047000 00000001 80239b98 7f07d000 00000001 ** 2 printk messages dropped ** [ 1333.126045][ T32] r5:80000013 r4:80239bb0 ** 10 printk messages dropped ** [ 1333.126376][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 13 printk messages dropped ** [ 1333.126932][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) ** 10 printk messages dropped ** [ 1333.127254][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1333.127779][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacb5e08 ** 12 printk messages dropped ** [ 1333.141281][ T32] r5:8538a78c r4:8538a400 ** 1 printk messages dropped ** [ 1333.141455][ T32] r7:dddced80 r6:83018000 r5:8538a78c r4:853bc780 ** 8 printk messages dropped ** [ 1333.141890][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.141921][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.141948][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.141977][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.142000][ T32] r4:853b9c80 [ 1333.142468][ T32] INFO: task kworker/0:454:4380 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1333.142510][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.142582][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.142631][ T32] Call trace: ** 4 printk messages dropped ** [ 1333.143042][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) ** 13 printk messages dropped ** [ 1333.143823][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 ** 14 printk messages dropped ** [ 1333.144394][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) ** 9 printk messages dropped ** [ 1333.144742][ T32] task:kworker/0:455 state:D stack:0 pid:4381 tgid:4381 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1333.145588][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1333.146001][ T32] r5:8538a38c r4:8538a000 ** 1 printk messages dropped ** [ 1333.146070][ T32] r7:dddced80 r6:83018000 r5:8538a38c r4:853bc800 ** 2 printk messages dropped ** [ 1333.146194][ T32] r4:853bc800 [ 1333.146228][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.146275][ T32] r10:00000000 r9:853bc800 r8:80287e08 r7:eacb5e60 r6:852f9b80 r5:85230000 [ 1333.146298][ T32] r4:00000001 [ 1333.146349][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.146415][ T32] Exception stack(0xeacddfb0 to 0xeacddff8) [ 1333.146443][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.146502][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.146533][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.146591][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.146681][ T32] r4:853b99c0 [ 1333.146988][ T32] INFO: task kworker/0:455:4381 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1333.147026][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.147084][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.147129][ T32] Call trace: [ 1333.147220][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1333.147448][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1333.147476][ T32] r4:00000000 [ 1333.147555][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.147598][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1333.147626][ T32] 9d20: b60e3000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1333.147656][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1333.147683][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1333.147708][ T32] r5:80000013 r4:80239bb0 [ 1333.147766][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.147811][ T32] r4:82ac21e4 [ 1333.147833][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.147905][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1333.147933][ T32] r4:e05d9dc0 [ 1333.147968][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.148042][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1333.148068][ T32] r4:00000000 [ 1333.148117][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1333.148328][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1333.167361][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 13 printk messages dropped ** [ 1333.168247][ T32] r4:84b70000 ** 8 printk messages dropped ** [ 1333.176335][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1333.176816][ T32] r5:8538b78c r4:8538b400 ** 6 printk messages dropped ** [ 1333.177222][ T32] r10:00000000 r9:852f9c00 r8:80287e08 r7:eac0de60 r6:852f9c80 r5:84b70000 ** 11 printk messages dropped ** [ 1333.178275][ T32] Call trace: ** 11 printk messages dropped ** [ 1333.192129][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 18 printk messages dropped ** [ 1333.192885][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 ** 13 printk messages dropped ** [ 1333.193527][ T32] Workqueue: events bpf_prog_free_deferred ** 12 printk messages dropped ** [ 1333.194394][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1333.194950][ T32] r5:8538ab8c r4:8538a800 ** 3 printk messages dropped ** [ 1333.195164][ T32] r10:61c88647 r9:84b70c00 r8:853bc8ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.195206][ T32] r4:853bc880 [ 1333.195254][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.195303][ T32] r10:00000000 r9:853bc880 r8:80287e08 r7:eacb5e60 r6:852f9d00 r5:84b70c00 [ 1333.195325][ T32] r4:00000001 [ 1333.195344][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.195381][ T32] Exception stack(0xeace9fb0 to 0xeace9ff8) [ 1333.195431][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.195692][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.195740][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.195769][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.195792][ T32] r4:853c9100 [ 1333.196214][ T32] INFO: task kworker/0:456:4385 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1333.196251][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.196345][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.196393][ T32] Call trace: [ 1333.196423][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1333.196473][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1333.196531][ T32] r4:00000000 [ 1333.196555][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.196595][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1333.196645][ T32] 9d20: b681f000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1333.196678][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1333.196704][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1333.196768][ T32] r5:80000013 r4:80239bb0 [ 1333.196823][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.196868][ T32] r4:82ac21e4 [ 1333.196888][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.196929][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1333.196950][ T32] r4:e05d9dc0 [ 1333.196969][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.197009][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1333.197032][ T32] r4:00000000 [ 1333.197052][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.197198][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1333.197223][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1333.197421][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1333.198063][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.198091][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.198142][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.198201][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.198244][ T32] r4:8506bc80 [ 1333.198268][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.198388][ T32] INFO: task kworker/0:457:4387 blocked for more than 459 seconds. [ 1333.214720][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.214909][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.214970][ T32] task:kworker/0:457 state:D stack:0 pid:4387 tgid:4387 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.215062][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.215161][ T32] Call trace: [ 1333.215201][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1333.215483][ T32] r10:8291a684 r9:ead05d84 r8:00000002 r7:60000013 r6:ead05d8c r5:84b71800 [ 1333.215514][ T32] r4:84b71800 [ 1333.215548][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1333.215596][ T32] r5:84b71800 r4:8291a680 [ 1333.215727][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.215774][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.215818][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead05e08 [ 1333.215840][ T32] r4:00000000 [ 1333.215859][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) ** 6 printk messages dropped ** [ 1333.216158][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1333.216532][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 13 printk messages dropped ** [ 1333.217746][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 21 printk messages dropped ** [ 1333.232788][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 13 printk messages dropped ** [ 1333.233506][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) ** 10 printk messages dropped ** [ 1333.234040][ T32] Workqueue: events bpf_prog_free_deferred ** 13 printk messages dropped ** [ 1333.235884][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853c9500 ** 9 printk messages dropped ** [ 1333.236428][ T32] r7:dddced80 r6:83018000 r5:8538b38c r4:853bc980 ** 13 printk messages dropped ** [ 1333.237586][ T32] INFO: task kworker/0:458:4389 is blocked on a mutex likely owned by task kworker/0:208:3739. ** 16 printk messages dropped ** [ 1333.238458][ T32] r4:e05d9dc0 ** 10 printk messages dropped ** [ 1333.260195][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1333.260476][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1333.260504][ T32] r4:00000001 [ 1333.260525][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.260564][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1333.260595][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.260746][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.260786][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.260847][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.260899][ T32] r4:8506bc80 [ 1333.261024][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.261144][ T32] INFO: task kworker/0:459:4390 blocked for more than 459 seconds. [ 1333.261182][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.261208][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.261245][ T32] task:kworker/0:459 state:D stack:0 pid:4390 tgid:4390 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.261360][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.261410][ T32] Call trace: [ 1333.261499][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1333.261551][ T32] r10:8291a684 r9:ead19d84 r8:00000002 r7:60000013 r6:ead19d8c r5:84b73000 [ 1333.261629][ T32] r4:84b73000 [ 1333.261679][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1333.261736][ T32] r5:84b73000 r4:8291a680 [ 1333.261787][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.261834][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.261877][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead19e08 [ 1333.261976][ T32] r4:00000000 [ 1333.262006][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1333.262121][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1333.262186][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.262233][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853c9e40 [ 1333.262256][ T32] r4:00000000 [ 1333.262275][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.262394][ T32] r9:83018005 r8:84b73000 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [ 1333.262427][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.262472][ T32] r5:00001000 r4:ea8cb000 [ 1333.262494][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.262533][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.262573][ T32] r5:8538bf8c r4:8538bc00 [ 1333.262592][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.262635][ T32] r7:dddced80 r6:83018000 r5:8538bf8c r4:853bca00 [ 1333.262655][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.262717][ T32] r10:61c88647 r9:84b73000 r8:853bca2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.262785][ T32] r4:853bca00 [ 1333.262832][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.262889][ T32] r10:00000000 r9:853bca00 r8:80287e08 r7:ead0de60 r6:852f9e80 r5:84b73000 [ 1333.262914][ T32] r4:00000001 [ 1333.262959][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.263102][ T32] Exception stack(0xead19fb0 to 0xead19ff8) [ 1333.263135][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.263164][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.263195][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.263249][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.263275][ T32] r4:853c9240 [ 1333.263735][ T32] INFO: task kworker/0:459:4390 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1333.263796][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.263904][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.263950][ T32] Call trace: [ 1333.264022][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) ** 4 printk messages dropped ** [ 1333.264186][ T32] 9d20: b71ad000 e0047000 00000001 80239b98 7f07d000 00000001 ** 9 printk messages dropped ** [ 1333.264671][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 ** 9 printk messages dropped ** [ 1333.265182][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 ** 5 printk messages dropped ** [ 1333.265465][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1333.265654][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1333.266207][ T32] r4:84b73c00 ** 9 printk messages dropped ** [ 1333.266559][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853cd440 ** 7 printk messages dropped ** [ 1333.267003][ T32] r5:84a71b8c r4:84a71800 [ 1333.267028][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.267078][ T32] r7:ddde2d80 r6:83018200 r5:84a71b8c r4:852f9f00 [ 1333.267098][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.267160][ T32] r10:61c88647 r9:84b73c00 r8:852f9f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.267201][ T32] r4:852f9f00 [ 1333.267231][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.267276][ T32] r10:00000000 r9:852f9f00 r8:80287e08 r7:eac0de60 r6:852f9f80 r5:84b73c00 [ 1333.267309][ T32] r4:00000001 [ 1333.267332][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.267368][ T32] Exception stack(0xeadf5fb0 to 0xeadf5ff8) [ 1333.267393][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.267423][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.267450][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.267477][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.267500][ T32] r4:853cd100 [ 1333.267814][ T32] INFO: task kworker/1:175:4394 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1333.267862][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.267923][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.267992][ T32] Call trace: [ 1333.268060][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1333.268157][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1333.268200][ T32] r4:00000000 [ 1333.268225][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.268287][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1333.268373][ T32] 9d20: b71ad000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1333.268468][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1333.289354][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1333.289409][ T32] r5:80000013 r4:80239bb0 [ 1333.289436][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.289514][ T32] r4:82ac21e4 [ 1333.289539][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.289584][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1333.289608][ T32] r4:e05d9dc0 [ 1333.289627][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.289669][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1333.289755][ T32] r4:00000000 [ 1333.289789][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.289838][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1333.289862][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.289921][ T32] r5:00001000 r4:eb0cb000 [ 1333.289947][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.289992][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.290036][ T32] r5:8597c38c r4:8597c000 [ 1333.290056][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.290119][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1333.290168][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.290219][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1333.290459][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) ** 7 printk messages dropped ** [ 1333.290776][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 8 printk messages dropped ** [ 1333.291336][ T32] r5:84b74800 r4:8291a680 ** 3 printk messages dropped ** [ 1333.291509][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1333.291791][ T32] r9:83018005 r8:84b74800 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 ** 4 printk messages dropped ** [ 1333.291976][ T32] r5:8538c78c r4:8538c400 ** 2 printk messages dropped ** [ 1333.292081][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1333.292695][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1333.293639][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 ** 13 printk messages dropped ** [ 1333.294157][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 ** 15 printk messages dropped ** [ 1333.294822][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1333.295076][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1333.295562][ T32] r10:8291a684 r9:ead25d84 r8:00000002 r7:60000113 r6:ead25d8c r5:84b75400 ** 5 printk messages dropped ** [ 1333.295890][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead25e08 [ 1333.295917][ T32] r4:00000000 [ 1333.295942][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1333.295979][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1333.296013][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.296054][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853cd700 [ 1333.296079][ T32] r4:00000000 [ 1333.296099][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.296143][ T32] r9:83018205 r8:84b75400 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 [ 1333.296189][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.296283][ T32] r5:00001000 r4:ea885000 [ 1333.296313][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.296354][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.296394][ T32] r5:8531478c r4:85314400 [ 1333.296439][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.296527][ T32] r7:ddde2d80 r6:83018200 r5:8531478c r4:853cb080 [ 1333.296559][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.296670][ T32] r10:61c88647 r9:84b75400 r8:853cb0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.296728][ T32] r4:853cb080 [ 1333.296780][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.296831][ T32] r10:00000000 r9:853cb080 r8:80287e08 r7:eadf5e60 r6:853cb100 r5:84b75400 [ 1333.296901][ T32] r4:00000001 [ 1333.296950][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.296991][ T32] Exception stack(0xead25fb0 to 0xead25ff8) [ 1333.297044][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.297077][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.297134][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.297167][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.297190][ T32] r4:853cd2c0 [ 1333.297467][ T32] INFO: task kworker/1:176:4396 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1333.297559][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.297675][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.297729][ T32] Call trace: [ 1333.297774][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1333.297859][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1333.297886][ T32] r4:00000000 [ 1333.297932][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.297976][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1333.298004][ T32] 9d20: b7428000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1333.298033][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1333.298084][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1333.298112][ T32] r5:80000013 r4:80239bb0 [ 1333.298230][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.298308][ T32] r4:82ac21e4 [ 1333.298365][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.298453][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1333.319338][ T32] r4:e05d9dc0 [ 1333.319445][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.319545][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1333.319585][ T32] r4:00000000 [ 1333.319609][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.319659][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1333.319682][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.319738][ T32] r5:00001000 r4:eb0cb000 [ 1333.319761][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.319824][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.319873][ T32] r5:8597c38c r4:8597c000 [ 1333.319918][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.319973][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1333.319995][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.320041][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.320063][ T32] r4:8506c780 [ 1333.320082][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.320126][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1333.320216][ T32] r4:00000001 [ 1333.320241][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.320302][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1333.320337][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.320414][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.320494][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.320527][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.320552][ T32] r4:8506bc80 [ 1333.320623][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.320706][ T32] INFO: task kworker/1:177:4399 blocked for more than 459 seconds. [ 1333.320778][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.320835][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.320915][ T32] task:kworker/1:177 state:D stack:0 pid:4399 tgid:4399 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.321131][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.321187][ T32] Call trace: [ 1333.321249][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1333.321330][ T32] r10:8291a684 r9:eae65d84 r8:00000002 r7:60000113 r6:eae65d8c r5:84b76000 [ 1333.321382][ T32] r4:84b76000 ** 2 printk messages dropped ** [ 1333.321522][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1333.322008][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1333.322213][ T32] r5:8531438c r4:85314000 ** 2 printk messages dropped ** [ 1333.322327][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 5 printk messages dropped ** [ 1333.322545][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.322586][ T32] Exception stack(0xeae65fb0 to 0xeae65ff8) [ 1333.322637][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.322670][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.322699][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.322736][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.322783][ T32] r4:853cd3c0 [ 1333.323233][ T32] INFO: task kworker/1:177:4399 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1333.323366][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.323522][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.323596][ T32] Call trace: [ 1333.323652][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1333.323703][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1333.323767][ T32] r4:00000000 [ 1333.323873][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.323918][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1333.323960][ T32] 9d20: b77a0000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1333.324069][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1333.324106][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1333.324130][ T32] r5:80000013 r4:80239bb0 [ 1333.324201][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.324279][ T32] r4:82ac21e4 [ 1333.324329][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.324375][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1333.324399][ T32] r4:e05d9dc0 [ 1333.324419][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.324461][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1333.324578][ T32] r4:00000000 [ 1333.324603][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.324650][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1333.324721][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.324798][ T32] r5:00001000 r4:eb0cb000 [ 1333.324847][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.324893][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.324967][ T32] r5:8597c38c r4:8597c000 [ 1333.324992][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.325040][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1333.325082][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.325154][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.325182][ T32] r4:8506c780 [ 1333.325225][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.325277][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1333.325398][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1333.325541][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1333.326117][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1333.326532][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae75e08 ** 10 printk messages dropped ** [ 1333.327165][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1333.327306][ T32] r5:8538bb8c r4:8538b800 ** 2 printk messages dropped ** [ 1333.327464][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1333.328071][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1333.357789][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 ** 8 printk messages dropped ** [ 1333.358094][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1333.358336][ T32] r4:e05d9dc0 ** 5 printk messages dropped ** [ 1333.359218][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 13 printk messages dropped ** [ 1333.359778][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) ** 10 printk messages dropped ** [ 1333.360217][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1333.360548][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1333.360840][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.360894][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d4680 [ 1333.360919][ T32] r4:00000000 [ 1333.360939][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.360982][ T32] r9:83018205 r8:853f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1333.361004][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.361045][ T32] r5:00001000 r4:ead21000 [ 1333.361138][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.361183][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.361250][ T32] r5:85314f8c r4:85314c00 [ 1333.361273][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.361365][ T32] r7:ddde2d80 r6:83018200 r5:85314f8c r4:853cb380 [ 1333.361414][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.361514][ T32] r10:61c88647 r9:853f0000 r8:853cb3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.361546][ T32] r4:853cb380 [ 1333.361566][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.361610][ T32] r10:00000000 r9:853cb380 r8:80287e08 r7:eae75e60 r6:853cb400 r5:853f0000 [ 1333.361632][ T32] r4:00000001 [ 1333.361653][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.361688][ T32] Exception stack(0xeae79fb0 to 0xeae79ff8) [ 1333.361721][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.361798][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.361881][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.361936][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.361969][ T32] r4:853cd580 [ 1333.362416][ T32] INFO: task kworker/1:179:4403 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1333.362474][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.362566][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.362652][ T32] Call trace: [ 1333.362722][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1333.362806][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1333.362830][ T32] r4:00000000 [ 1333.362901][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.362946][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1333.362974][ T32] 9d20: b7b33000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1333.363053][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1333.363091][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1333.363118][ T32] r5:80000013 r4:80239bb0 [ 1333.363139][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.363192][ T32] r4:82ac21e4 [ 1333.363223][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.363265][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1333.363288][ T32] r4:e05d9dc0 [ 1333.363382][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.363439][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1333.363501][ T32] r4:00000000 [ 1333.363527][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.363575][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1333.363654][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.363718][ T32] r5:00001000 r4:eb0cb000 [ 1333.363747][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.363787][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.363830][ T32] r5:8597c38c r4:8597c000 [ 1333.363902][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.363956][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1333.364003][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.364054][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1333.364355][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1333.365321][ T32] r10:8291a684 r9:eae85d84 r8:00000002 r7:60000113 r6:eae85d8c r5:853f1800 ** 8 printk messages dropped ** [ 1333.366013][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1333.366901][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1333.367710][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1333.391009][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1333.391902][ T32] Call trace: ** 7 printk messages dropped ** [ 1333.392183][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff ** 5 printk messages dropped ** [ 1333.392486][ T32] r4:e05d9dc0 ** 5 printk messages dropped ** [ 1333.392745][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1333.393355][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1333.393402][ T32] r4:00000001 [ 1333.393425][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.393461][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1333.393488][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.393516][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.393543][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.393583][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.393617][ T32] r4:8506bc80 [ 1333.393639][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.393747][ T32] INFO: task kworker/1:180:4407 blocked for more than 459 seconds. [ 1333.393800][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.393830][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.393852][ T32] task:kworker/1:180 state:D stack:0 pid:4407 tgid:4407 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.393927][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.393971][ T32] Call trace: [ 1333.394025][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1333.394157][ T32] r10:8291a684 r9:eae89d84 r8:00000002 r7:60000113 r6:eae89d8c r5:853f2400 [ 1333.394185][ T32] r4:853f2400 [ 1333.394208][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1333.394263][ T32] r5:853f2400 r4:8291a680 [ 1333.394286][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.394356][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.394402][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae89e08 [ 1333.394424][ T32] r4:00000000 [ 1333.394492][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1333.394561][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1333.394655][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.394724][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d4580 [ 1333.394776][ T32] r4:00000000 [ 1333.394821][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.394871][ T32] r9:83018205 r8:853f2400 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [ 1333.394894][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.394959][ T32] r5:00001000 r4:eacfd000 [ 1333.394983][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.395023][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.395064][ T32] r5:85314b8c r4:85314800 [ 1333.395083][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.395127][ T32] r7:ddde2d80 r6:83018200 r5:85314b8c r4:853cb500 [ 1333.395174][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.395224][ T32] r10:61c88647 r9:853f2400 r8:853cb52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.395269][ T32] r4:853cb500 [ 1333.395291][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.395362][ T32] r10:00000000 r9:853cb500 r8:80287e08 r7:eae79e60 r6:853cb580 r5:853f2400 [ 1333.395389][ T32] r4:00000001 [ 1333.395408][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.395443][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1333.395469][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.395562][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.395599][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.395627][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.395673][ T32] r4:853cd900 [ 1333.395971][ T32] INFO: task kworker/1:180:4407 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1333.396006][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1333.396562][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff ** 11 printk messages dropped ** [ 1333.397098][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 13 printk messages dropped ** [ 1333.397629][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) ** 6 printk messages dropped ** [ 1333.397891][ T32] INFO: task kworker/0:462:4409 blocked for more than 459 seconds. ** 3 printk messages dropped ** [ 1333.398072][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.398113][ T32] Call trace: [ 1333.398202][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1333.398250][ T32] r10:8291a684 r9:eae91d84 r8:00000002 r7:60000013 r6:eae91d8c r5:853f0c00 [ 1333.398278][ T32] r4:853f0c00 [ 1333.398468][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1333.434035][ T32] r5:853f0c00 r4:8291a680 [ 1333.434083][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.434167][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.434240][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae91e08 [ 1333.434268][ T32] r4:00000000 [ 1333.434290][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1333.434326][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1333.434365][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.434406][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853cf5c0 [ 1333.434476][ T32] r4:00000000 [ 1333.434507][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.434556][ T32] r9:83018005 r8:853f0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f08f000 [ 1333.434578][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.434623][ T32] r5:00001000 r4:eacd9000 [ 1333.434668][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.434768][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.434887][ T32] r5:8538e78c r4:8538e400 [ 1333.434912][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.435012][ T32] r7:dddced80 r6:83018000 r5:8538e78c r4:853bcb80 [ 1333.435113][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.435188][ T32] r10:61c88647 r9:853f0c00 r8:853bcbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.435264][ T32] r4:853bcb80 [ 1333.435337][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.435424][ T32] r10:00000000 r9:853bcb80 r8:80287e08 r7:ead31e60 r6:853cb600 r5:853f0c00 [ 1333.435477][ T32] r4:00000001 [ 1333.435515][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.435556][ T32] Exception stack(0xeae91fb0 to 0xeae91ff8) [ 1333.435589][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.435665][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.435727][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.435780][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.435806][ T32] r4:853c9e80 [ 1333.436270][ T32] INFO: task kworker/0:462:4409 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1333.436358][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.436685][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.436845][ T32] Call trace: [ 1333.437033][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1333.437090][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1333.437138][ T32] r4:00000000 [ 1333.437164][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.437205][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1333.437256][ T32] 9d20: b8577000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1333.437292][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 ** 5 printk messages dropped ** [ 1333.437687][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 ** 12 printk messages dropped ** [ 1333.438318][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 ** 5 printk messages dropped ** [ 1333.447422][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1333.447569][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1333.447726][ T32] INFO: task kworker/0:463:4410 blocked for more than 459 seconds. [ 1333.447761][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.447787][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.447810][ T32] task:kworker/0:463 state:D stack:0 pid:4410 tgid:4410 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.447899][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.447984][ T32] Call trace: [ 1333.448209][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1333.448263][ T32] r10:8291a684 r9:eae95d84 r8:00000002 r7:60000113 r6:eae95d8c r5:853f3c00 [ 1333.448286][ T32] r4:853f3c00 [ 1333.448306][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1333.448348][ T32] r5:853f3c00 r4:8291a680 [ 1333.448368][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.448487][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.449125][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae95e08 [ 1333.449162][ T32] r4:00000000 [ 1333.449184][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1333.449231][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1333.449400][ T32] r9:83018005 r8:853f3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 ** 4 printk messages dropped ** [ 1333.449658][ T32] r5:8538cb8c r4:8538c800 [ 1333.449682][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1333.449862][ T32] r4:853bcc00 ** 6 printk messages dropped ** [ 1333.450314][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1333.451075][ T32] Call trace: ** 7 printk messages dropped ** [ 1333.451517][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff ** 5 printk messages dropped ** [ 1333.451759][ T32] r4:e05d9dc0 ** 6 printk messages dropped ** [ 1333.452039][ T32] r5:00001000 r4:eb0cb000 ** 4 printk messages dropped ** [ 1333.452312][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 ** 7 printk messages dropped ** [ 1333.452646][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) ** 6 printk messages dropped ** [ 1333.452904][ T32] INFO: task kworker/0:464:4413 blocked for more than 459 seconds. ** 3 printk messages dropped ** [ 1333.453039][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.453082][ T32] Call trace: [ 1333.453118][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1333.453167][ T32] r10:8291a684 r9:eaecdd84 r8:00000002 r7:60000113 r6:eaecdd8c r5:853f6000 [ 1333.453214][ T32] r4:853f6000 [ 1333.453263][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1333.453309][ T32] r5:853f6000 r4:8291a680 [ 1333.453329][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.453367][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.453408][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaecde08 [ 1333.453431][ T32] r4:00000000 [ 1333.453451][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1333.453485][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1333.453518][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.453558][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853c9600 [ 1333.453580][ T32] r4:00000000 [ 1333.453801][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.453916][ T32] r9:83018005 r8:853f6000 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1333.453942][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.453984][ T32] r5:00001000 r4:eaaf5000 [ 1333.454018][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.454061][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.454171][ T32] r5:8538cf8c r4:8538cc00 [ 1333.454197][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.454245][ T32] r7:dddced80 r6:83018000 r5:8538cf8c r4:853bcc80 [ 1333.454265][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.454565][ T32] r10:61c88647 r9:853f6000 r8:853bccac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.454593][ T32] r4:853bcc80 [ 1333.454614][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.454682][ T32] r10:00000000 r9:853bcc80 r8:80287e08 r7:eae91e60 r6:853cb700 r5:853f6000 [ 1333.454710][ T32] r4:00000001 [ 1333.454762][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.454814][ T32] Exception stack(0xeaecdfb0 to 0xeaecdff8) [ 1333.454845][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.454874][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.454910][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.454963][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.454989][ T32] r4:853c9a80 [ 1333.455292][ T32] INFO: task kworker/0:464:4413 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1333.455350][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.455469][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.455514][ T32] Call trace: [ 1333.455545][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1333.455593][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1333.455622][ T32] r4:00000000 [ 1333.455656][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.455698][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1333.455761][ T32] 9d20: b8577000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1333.455795][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1333.455820][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1333.455943][ T32] r5:80000013 r4:80239bb0 [ 1333.455968][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.456009][ T32] r4:82ac21e4 [ 1333.456030][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 1 printk messages dropped ** [ 1333.456094][ T32] r4:e05d9dc0 ** 7 printk messages dropped ** [ 1333.456338][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1333.456814][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1333.457391][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1333.458146][ T32] r4:853f4800 ** 4 printk messages dropped ** [ 1333.458345][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaed9e08 ** 7 printk messages dropped ** [ 1333.495465][ T32] r9:83018005 r8:853f4800 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 ** 4 printk messages dropped ** [ 1333.495721][ T32] r5:8538d38c r4:8538d000 ** 2 printk messages dropped ** [ 1333.495899][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1333.496340][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1333.497383][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 ** 9 printk messages dropped ** [ 1333.498072][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 12 printk messages dropped ** [ 1333.504007][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1333.504544][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1333.504944][ T32] Call trace: ** 6 printk messages dropped ** [ 1333.505202][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1333.505690][ T32] r5:00001000 r4:eac2d000 ** 2 printk messages dropped ** [ 1333.505839][ T32] r5:8538d78c r4:8538d400 [ 1333.505859][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.505905][ T32] r7:dddced80 r6:83018000 r5:8538d78c r4:853bcd80 [ 1333.505939][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.505991][ T32] r10:61c88647 r9:853f6c00 r8:853bcdac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.506046][ T32] r4:853bcd80 [ 1333.506075][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.506134][ T32] r10:00000000 r9:853bcd80 r8:80287e08 r7:eae91e60 r6:853cb800 r5:853f6c00 [ 1333.506188][ T32] r4:00000001 [ 1333.506212][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.506250][ T32] Exception stack(0xeaeddfb0 to 0xeaeddff8) [ 1333.506372][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.506657][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.506689][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.506757][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.506934][ T32] r4:853b9f80 [ 1333.507373][ T32] INFO: task kworker/0:466:4416 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1333.507409][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.507548][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.507656][ T32] Call trace: [ 1333.521767][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1333.521866][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1333.521910][ T32] r4:00000000 [ 1333.521943][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.521987][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1333.522045][ T32] 9d20: b8d93000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1333.522079][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1333.522180][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1333.522209][ T32] r5:80000013 r4:80239bb0 [ 1333.522232][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.522276][ T32] r4:82ac21e4 [ 1333.522331][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.522428][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1333.522458][ T32] r4:e05d9dc0 [ 1333.522478][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.522520][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1333.522547][ T32] r4:00000000 [ 1333.522592][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.522650][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1333.522673][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.522726][ T32] r5:00001000 r4:eb0cb000 [ 1333.522786][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.522857][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.522978][ T32] r5:8597c38c r4:8597c000 [ 1333.523004][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.523056][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1333.523081][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.523152][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.523209][ T32] r4:8506c780 [ 1333.523265][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.523329][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1333.523354][ T32] r4:00000001 [ 1333.523471][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.523512][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1333.523541][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.523570][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.523597][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1333.523840][ T32] INFO: task kworker/0:467:4419 blocked for more than 460 seconds. ** 9 printk messages dropped ** [ 1333.524390][ T32] r5:85240c00 r4:8291a680 ** 5 printk messages dropped ** [ 1333.524631][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1333.525007][ T32] r5:8538db8c r4:8538d800 [ 1333.525032][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1333.525213][ T32] r10:61c88647 r9:85240c00 r8:853bce2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.525241][ T32] r4:853bce00 [ 1333.525261][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.525331][ T32] r10:00000000 r9:853bce00 r8:80287e08 r7:eae91e60 r6:853cb880 r5:85240c00 [ 1333.525381][ T32] r4:00000001 [ 1333.525404][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.525440][ T32] Exception stack(0xeaee9fb0 to 0xeaee9ff8) [ 1333.525490][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.525547][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.525588][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.525669][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.525722][ T32] r4:853cf080 [ 1333.526176][ T32] INFO: task kworker/0:467:4419 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1333.526237][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.526380][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.526443][ T32] Call trace: [ 1333.526477][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1333.526528][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1333.526551][ T32] r4:00000000 [ 1333.526571][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.526643][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1333.526694][ T32] 9d20: b8d93000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1333.526735][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1333.526781][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1333.526805][ T32] r5:80000013 r4:80239bb0 [ 1333.526825][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.526866][ T32] r4:82ac21e4 [ 1333.526886][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.526959][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1333.526987][ T32] r4:e05d9dc0 [ 1333.527095][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.527153][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1333.527180][ T32] r4:00000000 [ 1333.527200][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.527245][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1333.527268][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.527319][ T32] r5:00001000 r4:eb0cb000 [ 1333.527439][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.527484][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.527543][ T32] r5:8597c38c r4:8597c000 [ 1333.527646][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.527875][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1333.528048][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.528100][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.528171][ T32] r4:8506c780 [ 1333.528202][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.528249][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1333.528272][ T32] r4:00000001 [ 1333.528303][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.528366][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1333.528398][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.528543][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1333.549370][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1333.549891][ T32] r5:85241800 r4:8291a680 ** 1 printk messages dropped ** [ 1333.550028][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.550072][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaeede08 [ 1333.550117][ T32] r4:00000000 [ 1333.550165][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1333.550262][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1333.550306][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.550349][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853cf2c0 [ 1333.550372][ T32] r4:00000000 [ 1333.550391][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.550437][ T32] r9:83018005 r8:85241800 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 [ 1333.550497][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.550579][ T32] r5:00001000 r4:eac8d000 [ 1333.550667][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.550847][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.550898][ T32] r5:8538df8c r4:8538dc00 [ 1333.550927][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.550977][ T32] r7:dddced80 r6:83018000 r5:8538df8c r4:853bce80 [ 1333.550998][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.551059][ T32] r10:61c88647 r9:85241800 r8:853bceac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.551086][ T32] r4:853bce80 ** 1 printk messages dropped ** [ 1333.551221][ T32] r10:00000000 r9:853bce80 r8:80287e08 r7:eae91e60 r6:853cb900 r5:85241800 ** 7 printk messages dropped ** [ 1333.551471][ T32] r4:853cf200 ** 4 printk messages dropped ** [ 1333.552110][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1333.552622][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1333.552841][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1333.553123][ T32] r5:8597c38c r4:8597c000 ** 6 printk messages dropped ** [ 1333.553379][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 ** 7 printk messages dropped ** [ 1333.553645][ T32] r4:8506bc80 ** 5 printk messages dropped ** [ 1333.553851][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1333.554142][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1333.554580][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1333.554930][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1333.555388][ T32] Exception stack(0xeaef5fb0 to 0xeaef5ff8) ** 4 printk messages dropped ** [ 1333.555562][ T32] r4:853cf340 [ 1333.555834][ T32] INFO: task kworker/0:469:4423 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1333.556156][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.556317][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.556364][ T32] Call trace: [ 1333.556394][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1333.556460][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1333.556487][ T32] r4:00000000 [ 1333.556537][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.556581][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1333.556645][ T32] 9d20: b90af000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1333.556887][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1333.556949][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1333.556976][ T32] r5:80000013 r4:80239bb0 [ 1333.556999][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.557075][ T32] r4:82ac21e4 [ 1333.557222][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.557269][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1333.557293][ T32] r4:e05d9dc0 [ 1333.557312][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.557355][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1333.557379][ T32] r4:00000000 [ 1333.557399][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.557444][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1333.557466][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.557508][ T32] r5:00001000 r4:eb0cb000 [ 1333.557529][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.557567][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.557608][ T32] r5:8597c38c r4:8597c000 [ 1333.557627][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.557671][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1333.557723][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.557804][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.557832][ T32] r4:8506c780 [ 1333.557853][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.557932][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1333.557960][ T32] r4:00000001 [ 1333.557980][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.558029][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1333.558060][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.558089][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.558147][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.558179][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.558201][ T32] r4:8506bc80 [ 1333.558221][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.558245][ T32] INFO: task kworker/0:470:4425 blocked for more than 460 seconds. [ 1333.558274][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.558297][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.558416][ T32] task:kworker/0:470 state:D stack:0 pid:4425 tgid:4425 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.589131][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.589296][ T32] Call trace: [ 1333.589334][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1333.589394][ T32] r10:8291a684 r9:eaef9d84 r8:00000002 r7:60000013 r6:eaef9d8c r5:85243000 ** 4 printk messages dropped ** [ 1333.589686][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1333.590180][ T32] r5:00001000 r4:eae9b000 ** 2 printk messages dropped ** [ 1333.590348][ T32] r5:8538eb8c r4:8538e800 [ 1333.590394][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1333.590626][ T32] r4:853bcf80 ** 6 printk messages dropped ** [ 1333.590908][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1333.591754][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 ** 8 printk messages dropped ** [ 1333.592112][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1333.592357][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1333.592767][ T32] r5:8597c38c r4:8597c000 ** 6 printk messages dropped ** [ 1333.593041][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 ** 6 printk messages dropped ** [ 1333.593402][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1333.594169][ T32] r4:8529bc00 ** 4 printk messages dropped ** [ 1333.594692][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae7de08 ** 12 printk messages dropped ** [ 1333.595240][ T32] r5:8538ef8c r4:8538ec00 [ 1333.595260][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1333.595456][ T32] r10:61c88647 r9:8529bc00 r8:853ce02c r7:82804d40 r6:dddced80 r5:dddceda0 ** 12 printk messages dropped ** [ 1333.596986][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1333.597571][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1333.597602][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1333.597628][ T32] r5:80000013 r4:80239bb0 [ 1333.597648][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.597688][ T32] r4:82ac21e4 [ 1333.597709][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.597761][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1333.597794][ T32] r4:e05d9dc0 [ 1333.597837][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.597922][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1333.597955][ T32] r4:00000000 [ 1333.597984][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.598030][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1333.598052][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.598092][ T32] r5:00001000 r4:eb0cb000 [ 1333.598185][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.598229][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.598273][ T32] r5:8597c38c r4:8597c000 [ 1333.598318][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.598398][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1333.598449][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.617995][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.618071][ T32] r4:8506c780 [ 1333.618149][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.618225][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1333.618248][ T32] r4:00000001 [ 1333.618339][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.618537][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1333.623914][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.624017][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.624056][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.624118][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.624174][ T32] r4:8506bc80 [ 1333.624210][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.624253][ T32] INFO: task kworker/1:181:4428 blocked for more than 460 seconds. [ 1333.624333][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.624364][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.624388][ T32] task:kworker/1:181 state:D stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.624455][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.624516][ T32] Call trace: [ 1333.624566][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1333.624688][ T32] r10:8291a684 r9:eaefdd84 r8:00000002 r7:60000113 r6:eaefdd8c r5:8529c800 [ 1333.624777][ T32] r4:8529c800 [ 1333.624801][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1333.624846][ T32] r5:8529c800 r4:8291a680 [ 1333.624890][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.624983][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.625030][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaefde08 [ 1333.625059][ T32] r4:00000000 [ 1333.625081][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1333.625189][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1333.625239][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.625281][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85475980 [ 1333.625310][ T32] r4:00000000 [ 1333.625332][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.625378][ T32] r9:83018205 r8:8529c800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1333.625448][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.625495][ T32] r5:00001000 r4:dfb6d000 ** 2 printk messages dropped ** [ 1333.625657][ T32] r5:8531638c r4:85316000 [ 1333.625678][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1333.625833][ T32] r10:61c88647 r9:8529c800 r8:853cbaac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1333.626137][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1333.627506][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1333.627816][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff ** 8 printk messages dropped ** [ 1333.628393][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1333.641913][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1333.642268][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1333.642295][ T32] r4:00000001 [ 1333.642315][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.642365][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1333.642401][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.642481][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.642513][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.642638][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.642664][ T32] r4:8506bc80 [ 1333.642689][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.642724][ T32] INFO: task kworker/1:182:4429 blocked for more than 460 seconds. [ 1333.642816][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.642848][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.642871][ T32] task:kworker/1:182 state:D stack:0 pid:4429 tgid:4429 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.642982][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.643095][ T32] Call trace: [ 1333.643133][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1333.643186][ T32] r10:8291a684 r9:eaef1d84 r8:00000002 r7:60000113 r6:eaef1d8c r5:85243c00 [ 1333.643210][ T32] r4:85243c00 [ 1333.643234][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1333.643304][ T32] r5:85243c00 r4:8291a680 [ 1333.643363][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.643431][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.643505][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaef1e08 [ 1333.643607][ T32] r4:00000000 [ 1333.643718][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1333.643791][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1333.643839][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.643882][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d4880 [ 1333.643928][ T32] r4:00000000 [ 1333.643951][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.644007][ T32] r9:83018205 r8:85243c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0af000 [ 1333.644054][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.644124][ T32] r5:00001000 r4:eaf03000 [ 1333.644148][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.644190][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.644304][ T32] r5:8531538c r4:85315000 [ 1333.644351][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.644400][ T32] r7:ddde2d80 r6:83018200 r5:8531538c r4:853cbb80 [ 1333.644421][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.644467][ T32] r10:61c88647 r9:85243c00 r8:853cbbac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.644515][ T32] r4:853cbb80 [ 1333.644537][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.644582][ T32] r10:00000000 r9:853cbb80 r8:80287e08 r7:eaefde60 r6:853cbc00 r5:85243c00 [ 1333.644605][ T32] r4:00000001 [ 1333.644691][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.644745][ T32] Exception stack(0xeaef1fb0 to 0xeaef1ff8) [ 1333.644848][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.644906][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1333.645633][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1333.646368][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1333.646703][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1333.647134][ T32] r5:8597c38c r4:8597c000 ** 4 printk messages dropped ** [ 1333.647352][ T32] r4:8506c780 ** 6 printk messages dropped ** [ 1333.647757][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1333.648318][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1333.672148][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1333.672608][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1333.672771][ T32] r5:8538f38c r4:8538f000 ** 3 printk messages dropped ** [ 1333.672924][ T32] r10:61c88647 r9:85244800 r8:853ce12c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1333.673400][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1333.674513][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 ** 5 printk messages dropped ** [ 1333.674800][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1333.674922][ T32] r5:80000013 r4:80239bb0 [ 1333.675018][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.675119][ T32] r4:82ac21e4 [ 1333.675195][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.675247][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1333.675270][ T32] r4:e05d9dc0 [ 1333.675289][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.675330][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1333.675499][ T32] r4:00000000 [ 1333.675524][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.675570][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1333.675592][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.675681][ T32] r5:00001000 r4:eb0cb000 [ 1333.675725][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.675798][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.675845][ T32] r5:8597c38c r4:8597c000 [ 1333.675865][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.675960][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1333.675997][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.676185][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.676219][ T32] r4:8506c780 [ 1333.676239][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.676286][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1333.676309][ T32] r4:00000001 [ 1333.676329][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.676386][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1333.676417][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.676445][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.676471][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.676499][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.676520][ T32] r4:8506bc80 [ 1333.676542][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.676571][ T32] INFO: task kworker/0:473:4436 blocked for more than 460 seconds. [ 1333.676798][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.676901][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1333.676976][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1333.677807][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1333.678107][ T32] r4:00000000 [ 1333.678169][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.678252][ T32] r9:83018005 r8:85245400 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1333.678278][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.678339][ T32] r5:00001000 r4:dfc33000 [ 1333.678363][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.678428][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.689129][ T32] r5:8538fb8c r4:8538f800 [ 1333.689183][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.689256][ T32] r7:dddced80 r6:83018000 r5:8538fb8c r4:853ce180 [ 1333.689280][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.689367][ T32] r10:61c88647 r9:85245400 r8:853ce1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.689406][ T32] r4:853ce180 [ 1333.689431][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.689490][ T32] r10:00000000 r9:853ce180 r8:80287e08 r7:eaf01e60 r6:853cbd00 r5:85245400 [ 1333.689544][ T32] r4:00000001 [ 1333.689568][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.689609][ T32] Exception stack(0xeae81fb0 to 0xeae81ff8) [ 1333.689652][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.689734][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.689843][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.689927][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.689978][ T32] r4:853cfa80 [ 1333.690435][ T32] INFO: task kworker/0:473:4436 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1333.690475][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.690575][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.690684][ T32] Call trace: [ 1333.690811][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1333.690870][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1333.690895][ T32] r4:00000000 [ 1333.690928][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.690972][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1333.691002][ T32] 9d20: ba03b000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1333.691033][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1333.691059][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1333.691083][ T32] r5:80000013 r4:80239bb0 [ 1333.691103][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.691144][ T32] r4:82ac21e4 [ 1333.691164][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.691205][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1333.691227][ T32] r4:e05d9dc0 [ 1333.691246][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.691287][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1333.691311][ T32] r4:00000000 [ 1333.691335][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.691408][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 ** 6 printk messages dropped ** [ 1333.691741][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 ** 2 printk messages dropped ** [ 1333.691887][ T32] r4:8506c780 [ 1333.691923][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.691974][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1333.691997][ T32] r4:00000001 [ 1333.692017][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.692077][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1333.692112][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.692147][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.692185][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.692217][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.692250][ T32] r4:8506bc80 [ 1333.692322][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.692356][ T32] INFO: task kworker/0:474:4438 blocked for more than 460 seconds. [ 1333.692413][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.692444][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.692472][ T32] task:kworker/0:474 state:D stack:0 pid:4438 tgid:4438 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.692547][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.692599][ T32] Call trace: [ 1333.692648][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1333.692697][ T32] r10:8291a684 r9:eadc5d84 r8:00000002 r7:60000113 r6:eadc5d8c r5:85246000 [ 1333.692727][ T32] r4:85246000 [ 1333.692782][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1333.692830][ T32] r5:85246000 r4:8291a680 [ 1333.692852][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.692920][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.693058][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadc5e08 ** 4 printk messages dropped ** [ 1333.693242][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853cfd40 ** 7 printk messages dropped ** [ 1333.693831][ T32] r5:8538f78c r4:8538f400 [ 1333.693851][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1333.694005][ T32] r10:61c88647 r9:85246000 r8:853ce22c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1333.694419][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1333.695136][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1333.695450][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff ** 8 printk messages dropped ** [ 1333.695819][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1333.696112][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1333.696572][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) ** 4 printk messages dropped ** [ 1333.697387][ T32] r4:8506bc80 ** 5 printk messages dropped ** [ 1333.697610][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1333.698054][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1333.731841][ T32] r5:00001000 r4:dfa8d000 ** 2 printk messages dropped ** [ 1333.732039][ T32] r5:85315f8c r4:85315c00 [ 1333.732065][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1333.732453][ T32] r10:00000000 r9:853cbe00 r8:80287e08 r7:eaefde60 r6:853cbe80 r5:85246c00 ** 9 printk messages dropped ** [ 1333.733305][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1333.733941][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1333.734209][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1333.734595][ T32] r5:8597c38c r4:8597c000 ** 2 printk messages dropped ** [ 1333.734681][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.734776][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.734839][ T32] r4:8506c780 [ 1333.734871][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.734922][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1333.734946][ T32] r4:00000001 [ 1333.734988][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.735029][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1333.735058][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.735088][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.735114][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.735142][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.735163][ T32] r4:8506bc80 [ 1333.735185][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.735227][ T32] INFO: task kworker/0:475:4442 blocked for more than 460 seconds. [ 1333.735262][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.735289][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.735310][ T32] task:kworker/0:475 state:D stack:0 pid:4442 tgid:4442 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.735418][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.735475][ T32] Call trace: [ 1333.735593][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1333.735652][ T32] r10:8291a684 r9:eadddd84 r8:00000002 r7:60000013 r6:eadddd8c r5:85242400 [ 1333.735677][ T32] r4:85242400 [ 1333.735721][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1333.735795][ T32] r5:85242400 r4:8291a680 [ 1333.735820][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.735861][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.735928][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaddde08 [ 1333.735956][ T32] r4:00000000 [ 1333.735976][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1333.736011][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1333.736046][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.736152][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853cf540 [ 1333.736178][ T32] r4:00000000 [ 1333.736200][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.736244][ T32] r9:83018005 r8:85242400 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1333.736266][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.736435][ T32] r5:00001000 r4:dfdf3000 [ 1333.736459][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.736500][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.736540][ T32] r5:8538ff8c r4:8538fc00 [ 1333.736594][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.736674][ T32] r7:dddced80 r6:83018000 r5:8538ff8c r4:853ce280 [ 1333.736700][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.736752][ T32] r10:61c88647 r9:85242400 r8:853ce2ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.736776][ T32] r4:853ce280 [ 1333.736796][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.736840][ T32] r10:00000000 r9:853ce280 r8:80287e08 r7:eae81e60 r6:853cbf00 r5:85242400 [ 1333.736934][ T32] r4:00000001 [ 1333.736987][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.737110][ T32] Exception stack(0xeadddfb0 to 0xeadddff8) [ 1333.737359][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.737393][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.737422][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.737455][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.737480][ T32] r4:853cfc40 [ 1333.737804][ T32] INFO: task kworker/0:475:4442 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1333.737851][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.737941][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.737988][ T32] Call trace: [ 1333.738044][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1333.738134][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 ** 2 printk messages dropped ** [ 1333.738244][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) ** 6 printk messages dropped ** [ 1333.758052][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 11 printk messages dropped ** [ 1333.759314][ T32] r5:8597c38c r4:8597c000 ** 6 printk messages dropped ** [ 1333.759744][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 ** 9 printk messages dropped ** [ 1333.760240][ T32] INFO: task kworker/0:476:4444 blocked for more than 460 seconds. ** 9 printk messages dropped ** [ 1333.760782][ T32] r5:853f3000 r4:8291a680 ** 5 printk messages dropped ** [ 1333.760970][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1333.761390][ T32] r5:8539038c r4:85390000 [ 1333.761414][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1333.761762][ T32] r10:00000000 r9:853ce300 r8:80287e08 r7:eaddde60 r6:853cbf80 r5:853f3000 ** 10 printk messages dropped ** [ 1333.762673][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1333.763150][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1333.763233][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1333.763285][ T32] r5:80000013 r4:80239bb0 [ 1333.763310][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.763352][ T32] r4:82ac21e4 [ 1333.763395][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.763443][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1333.763465][ T32] r4:e05d9dc0 [ 1333.763484][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.763526][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1333.763549][ T32] r4:00000000 [ 1333.763617][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.763668][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1333.763702][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.763753][ T32] r5:00001000 r4:eb0cb000 [ 1333.763775][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.763815][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.763856][ T32] r5:8597c38c r4:8597c000 [ 1333.763876][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.763920][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1333.763941][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.763987][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.764009][ T32] r4:8506c780 [ 1333.764029][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.764080][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1333.764103][ T32] r4:00000001 [ 1333.764122][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.764158][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1333.764184][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.764212][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.764238][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.764266][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.764287][ T32] r4:8506bc80 [ 1333.764306][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.764330][ T32] INFO: task kworker/0:477:4446 blocked for more than 460 seconds. [ 1333.764381][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.764417][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.764454][ T32] task:kworker/0:477 state:D stack:0 pid:4446 tgid:4446 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.764508][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.764563][ T32] Call trace: [ 1333.764597][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1333.764644][ T32] r10:8291a684 r9:eae1dd84 r8:00000002 r7:60000013 r6:eae1dd8c r5:85428c00 [ 1333.764667][ T32] r4:85428c00 [ 1333.764687][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1333.764754][ T32] r5:85428c00 r4:8291a680 [ 1333.764806][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.764886][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.764936][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae1de08 [ 1333.764960][ T32] r4:00000000 [ 1333.765029][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1333.765069][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1333.765104][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.765144][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853cff00 [ 1333.765166][ T32] r4:00000000 [ 1333.765186][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.765254][ T32] r9:83018005 r8:85428c00 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 1333.765314][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.765374][ T32] r5:00001000 r4:e0003000 [ 1333.765426][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.765482][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.765527][ T32] r5:8539078c r4:85390400 [ 1333.765549][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1333.765766][ T32] r10:00000000 r9:853ce380 r8:80287e08 r7:eadfde60 r6:853d6000 r5:85428c00 ** 9 printk messages dropped ** [ 1333.766635][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1333.767547][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1333.767775][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1333.768087][ T32] r5:8597c38c r4:8597c000 [ 1333.768112][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.768158][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1333.768179][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.768225][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.768317][ T32] r4:8506c780 [ 1333.768366][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.768584][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1333.794262][ T32] r4:00000001 [ 1333.794342][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.794411][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1333.794445][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.794473][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.794530][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.794566][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.794588][ T32] r4:8506bc80 [ 1333.794613][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.794645][ T32] INFO: task kworker/0:478:4448 blocked for more than 460 seconds. [ 1333.794704][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.794760][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.794786][ T32] task:kworker/0:478 state:D stack:0 pid:4448 tgid:4448 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.794878][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.794928][ T32] Call trace: [ 1333.794960][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1333.795013][ T32] r10:8291a684 r9:eaf21d84 r8:00000002 r7:60000113 r6:eaf21d8c r5:8542a400 [ 1333.795086][ T32] r4:8542a400 [ 1333.795111][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1333.795180][ T32] r5:8542a400 r4:8291a680 [ 1333.795205][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.795247][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.795289][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf21e08 [ 1333.795311][ T32] r4:00000000 [ 1333.795330][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1333.795393][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1333.795436][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.795479][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d2540 [ 1333.795561][ T32] r4:00000000 [ 1333.795587][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.795650][ T32] r9:83018005 r8:8542a400 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 [ 1333.795699][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.795764][ T32] r5:00001000 r4:e06e7000 [ 1333.795784][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.795825][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.795867][ T32] r5:85391b8c r4:85391800 [ 1333.795887][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.795933][ T32] r7:dddced80 r6:83018000 r5:85391b8c r4:853ce400 [ 1333.795954][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.795999][ T32] r10:61c88647 r9:8542a400 r8:853ce42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1333.796244][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 15 printk messages dropped ** [ 1333.797558][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff ** 12 printk messages dropped ** [ 1333.798065][ T32] r5:00001000 r4:eb0cb000 ** 9 printk messages dropped ** [ 1333.812102][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1333.812138][ T32] r4:00000001 [ 1333.812185][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.812228][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1333.812284][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.812359][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.812407][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.812441][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.812489][ T32] r4:8506bc80 [ 1333.812517][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.812575][ T32] INFO: task kworker/0:479:4449 blocked for more than 460 seconds. [ 1333.812617][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.812670][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.812703][ T32] task:kworker/0:479 state:D stack:0 pid:4449 tgid:4449 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.812797][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.812852][ T32] Call trace: [ 1333.812899][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1333.812957][ T32] r10:8291a684 r9:eaf25d84 r8:00000002 r7:60000113 r6:eaf25d8c r5:85428000 [ 1333.812981][ T32] r4:85428000 [ 1333.813025][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1333.813072][ T32] r5:85428000 r4:8291a680 [ 1333.813094][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.813134][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.813200][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf25e08 [ 1333.813228][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1333.813408][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853c9640 ** 7 printk messages dropped ** [ 1333.813742][ T32] r5:85390b8c r4:85390800 ** 6 printk messages dropped ** [ 1333.814269][ T32] r10:00000000 r9:853ce480 r8:80287e08 r7:eaf21e60 r6:853d6100 r5:85428000 ** 13 printk messages dropped ** [ 1333.815308][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 ** 18 printk messages dropped ** [ 1333.816062][ T32] r5:00001000 r4:eb0cb000 ** 9 printk messages dropped ** [ 1333.816477][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 ** 16 printk messages dropped ** [ 1333.817605][ T32] r10:8291a684 r9:eaf2dd84 r8:00000002 r7:60000113 r6:eaf2dd8c r5:85429800 ** 11 printk messages dropped ** [ 1333.818097][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1333.841701][ T32] r5:85390f8c r4:85390c00 ** 4 printk messages dropped ** [ 1333.842022][ T32] r4:853ce500 [ 1333.842071][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.842143][ T32] r10:00000000 r9:853ce500 r8:80287e08 r7:eaf21e60 r6:853d6180 r5:85429800 [ 1333.842170][ T32] r4:00000001 [ 1333.842233][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.842281][ T32] Exception stack(0xeaf2dfb0 to 0xeaf2dff8) [ 1333.842313][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.842391][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.842429][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.842458][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.842480][ T32] r4:853d4cc0 [ 1333.842935][ T32] INFO: task kworker/0:480:4451 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1333.842977][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.843138][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.843271][ T32] Call trace: [ 1333.843319][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1333.843376][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1333.843475][ T32] r4:00000000 [ 1333.843500][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.843586][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1333.843650][ T32] 9d20: bb3a2000 e0047000 00000001 80239b98 7f07d000 00000001 ** 6 printk messages dropped ** [ 1333.844111][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 ** 17 printk messages dropped ** [ 1333.845040][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 ** 11 printk messages dropped ** [ 1333.845756][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 15 printk messages dropped ** [ 1333.846930][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d2280 ** 7 printk messages dropped ** [ 1333.847522][ T32] r5:8539138c r4:85391000 ** 9 printk messages dropped ** [ 1333.848101][ T32] Exception stack(0xeaf39fb0 to 0xeaf39ff8) ** 10 printk messages dropped ** [ 1333.859946][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 ** 14 printk messages dropped ** [ 1333.860566][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1333.860968][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1333.861276][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.861379][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.861420][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.861443][ T32] r4:8506bc80 [ 1333.861466][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.861495][ T32] INFO: task kworker/0:482:4455 blocked for more than 460 seconds. [ 1333.861528][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.861600][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.861626][ T32] task:kworker/0:482 state:D stack:0 pid:4455 tgid:4455 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.861690][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.861785][ T32] Call trace: [ 1333.861819][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1333.861869][ T32] r10:8291a684 r9:eaf3dd84 r8:00000002 r7:60000113 r6:eaf3dd8c r5:8542bc00 [ 1333.861917][ T32] r4:8542bc00 [ 1333.861967][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1333.862016][ T32] r5:8542bc00 r4:8291a680 [ 1333.862038][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.862080][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.862129][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf3de08 [ 1333.862152][ T32] r4:00000000 [ 1333.862171][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1333.862230][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1333.862271][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.862337][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d2440 [ 1333.862365][ T32] r4:00000000 [ 1333.862385][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.862502][ T32] r9:83018005 r8:8542bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f063000 [ 1333.862555][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.862648][ T32] r5:00001000 r4:e0681000 [ 1333.862672][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.862733][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.862799][ T32] r5:8539178c r4:85391400 [ 1333.862876][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.862929][ T32] r7:dddced80 r6:83018000 r5:8539178c r4:853ce600 [ 1333.862950][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.863019][ T32] r10:61c88647 r9:8542bc00 r8:853ce62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.863071][ T32] r4:853ce600 [ 1333.863094][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.863165][ T32] r10:00000000 r9:853ce600 r8:80287e08 r7:eaf21e60 r6:853d6280 r5:8542bc00 [ 1333.863199][ T32] r4:00000001 [ 1333.863219][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.863255][ T32] Exception stack(0xeaf3dfb0 to 0xeaf3dff8) [ 1333.863281][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.863311][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.863337][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.863366][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 12 printk messages dropped ** [ 1333.864464][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff ** 10 printk messages dropped ** [ 1333.865270][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 ** 12 printk messages dropped ** [ 1333.865926][ T32] r4:00000001 ** 12 printk messages dropped ** [ 1333.866464][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1333.866984][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1333.867600][ T32] r5:85391f8c r4:85391c00 ** 3 printk messages dropped ** [ 1333.867850][ T32] r10:61c88647 r9:8542c800 r8:853ce6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.867877][ T32] r4:853ce680 [ 1333.867897][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.867942][ T32] r10:00000000 r9:853ce680 r8:80287e08 r7:eaf21e60 r6:853d6300 r5:8542c800 [ 1333.867964][ T32] r4:00000001 [ 1333.867982][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.868065][ T32] Exception stack(0xeaf49fb0 to 0xeaf49ff8) [ 1333.868124][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.868156][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.868184][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.868215][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.868238][ T32] r4:853d22c0 [ 1333.899547][ T32] INFO: task kworker/0:483:4458 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1333.899755][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.900013][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.900085][ T32] Call trace: [ 1333.900134][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1333.900198][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1333.900225][ T32] r4:00000000 [ 1333.900286][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.900396][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1333.900514][ T32] 9d20: bbb16000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1333.900555][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1333.900633][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1333.900665][ T32] r5:80000013 r4:80239bb0 [ 1333.900688][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.900739][ T32] r4:82ac21e4 [ 1333.900761][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.900859][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1333.900890][ T32] r4:e05d9dc0 [ 1333.900912][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.900959][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1333.900984][ T32] r4:00000000 [ 1333.901193][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.901310][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1333.901338][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.901463][ T32] r5:00001000 r4:eb0cb000 [ 1333.901488][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.901542][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.901590][ T32] r5:8597c38c r4:8597c000 ** 2 printk messages dropped ** [ 1333.901806][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 12 printk messages dropped ** [ 1333.902806][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1333.903488][ T32] r4:8529e000 ** 4 printk messages dropped ** [ 1333.903874][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadd1e08 ** 11 printk messages dropped ** [ 1333.904580][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.904639][ T32] r5:8539238c r4:85392000 [ 1333.904750][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1333.905057][ T32] r4:853ce700 ** 6 printk messages dropped ** [ 1333.905389][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1333.906289][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 ** 5 printk messages dropped ** [ 1333.906641][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1333.906687][ T32] r5:80000013 r4:80239bb0 [ 1333.906711][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.906781][ T32] r4:82ac21e4 [ 1333.906805][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.906847][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1333.906870][ T32] r4:e05d9dc0 [ 1333.906888][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.906929][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1333.906952][ T32] r4:00000000 [ 1333.907149][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.907262][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1333.907292][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.907337][ T32] r5:00001000 r4:eb0cb000 [ 1333.907359][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.907398][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.907440][ T32] r5:8597c38c r4:8597c000 [ 1333.907479][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.907556][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1333.907612][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.907663][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.907869][ T32] r4:8506c780 [ 1333.907895][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.907990][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1333.908018][ T32] r4:00000001 [ 1333.908038][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.908075][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1333.908102][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.908233][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.908264][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.908292][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.908347][ T32] r4:8506bc80 [ 1333.908406][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.908550][ T32] INFO: task kworker/0:485:4462 blocked for more than 460 seconds. [ 1333.929392][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.929446][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.929472][ T32] task:kworker/0:485 state:D stack:0 pid:4462 tgid:4462 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.929540][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.929651][ T32] Call trace: [ 1333.929749][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1333.929831][ T32] r10:8291a684 r9:eaf4dd84 r8:00000002 r7:60000013 r6:eaf4dd8c r5:8529ec00 [ 1333.929895][ T32] r4:8529ec00 [ 1333.929921][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1333.929966][ T32] r5:8529ec00 r4:8291a680 [ 1333.929987][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.930131][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.930252][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf4de08 [ 1333.930369][ T32] r4:00000000 [ 1333.930395][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1333.930439][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1333.930480][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.930524][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d2980 ** 3 printk messages dropped ** [ 1333.930759][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1333.931343][ T32] r5:8539278c r4:85392400 ** 2 printk messages dropped ** [ 1333.931529][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1333.932559][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1333.933526][ T32] Call trace: ** 6 printk messages dropped ** [ 1333.934269][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 ** 8 printk messages dropped ** [ 1333.934759][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 ** 11 printk messages dropped ** [ 1333.935597][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1333.936269][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1333.937330][ T32] r10:8291a684 r9:eaf51d84 r8:00000002 r7:60000013 r6:eaf51d8c r5:8529d400 ** 11 printk messages dropped ** [ 1333.938307][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1333.938499][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.961707][ T32] r5:00001000 r4:ea9fb000 [ 1333.961762][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.961834][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.961966][ T32] r5:85392b8c r4:85392800 [ 1333.961993][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.962044][ T32] r7:dddced80 r6:83018000 r5:85392b8c r4:853ce900 [ 1333.962079][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.962135][ T32] r10:61c88647 r9:8529d400 r8:853ce92c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.962160][ T32] r4:853ce900 [ 1333.962180][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.962227][ T32] r10:00000000 r9:853ce900 r8:80287e08 r7:eaf4de60 r6:853ce980 r5:8529d400 [ 1333.962250][ T32] r4:00000001 [ 1333.962284][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.962328][ T32] Exception stack(0xeaf51fb0 to 0xeaf51ff8) [ 1333.962502][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.962538][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.962667][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.962702][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.962732][ T32] r4:853d2800 [ 1333.963296][ T32] INFO: task kworker/0:486:4464 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1333.963356][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.963628][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.963683][ T32] Call trace: [ 1333.963793][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1333.963850][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1333.963875][ T32] r4:00000000 [ 1333.963896][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.963935][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1333.964063][ T32] 9d20: bbf64000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1333.964103][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1333.964129][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1333.964173][ T32] r5:80000013 r4:80239bb0 [ 1333.964198][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.964248][ T32] r4:82ac21e4 [ 1333.964289][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.964335][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1333.964407][ T32] r4:e05d9dc0 [ 1333.964433][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.964478][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1333.964519][ T32] r4:00000000 [ 1333.964542][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.964593][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1333.964628][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.964743][ T32] r5:00001000 r4:eb0cb000 [ 1333.964770][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.964844][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.964944][ T32] r5:8597c38c r4:8597c000 [ 1333.965171][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.965223][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1333.965293][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.965344][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.965498][ T32] r4:8506c780 [ 1333.965746][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.965799][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1333.965824][ T32] r4:00000001 [ 1333.965843][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.965879][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1333.965907][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.965935][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.966127][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.966244][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 1 printk messages dropped ** [ 1333.966292][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1333.966930][ T32] r5:8529b000 r4:8291a680 ** 5 printk messages dropped ** [ 1333.967220][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1333.967974][ T32] r5:85392f8c r4:85392c00 [ 1333.968042][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1333.968163][ T32] r10:61c88647 r9:8529b000 r8:853cea2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1333.991548][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1333.993125][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1333.993784][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1333.994147][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1333.994629][ T32] r5:8597c38c r4:8597c000 ** 4 printk messages dropped ** [ 1333.994969][ T32] r4:8506c780 [ 1333.994994][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.995093][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1333.995124][ T32] r4:00000001 [ 1333.995211][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.995424][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1333.995455][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.995535][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.995655][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.995776][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.995888][ T32] r4:8506bc80 [ 1333.995913][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.996098][ T32] INFO: task kworker/0:488:4468 blocked for more than 460 seconds. [ 1333.996137][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.996163][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.996187][ T32] task:kworker/0:488 state:D stack:0 pid:4468 tgid:4468 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.996516][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.996731][ T32] Call trace: [ 1333.996848][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1333.996967][ T32] r10:8291a684 r9:eadf1d84 r8:00000002 r7:60000013 r6:eadf1d8c r5:84b08000 [ 1333.996998][ T32] r4:84b08000 [ 1333.997020][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1333.997063][ T32] r5:84b08000 r4:8291a680 [ 1333.997083][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.997177][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.997289][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadf1e08 [ 1333.997342][ T32] r4:00000000 [ 1333.997366][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1333.997415][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1333.997454][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.997896][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d2e40 [ 1333.997931][ T32] r4:00000000 [ 1333.998014][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.998064][ T32] r9:83018005 r8:84b08000 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [ 1333.998120][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.998167][ T32] r5:00001000 r4:eaa35000 [ 1333.998189][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.998229][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.998285][ T32] r5:8539338c r4:85393000 [ 1333.998309][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1334.017492][ T32] r4:853ceb00 ** 6 printk messages dropped ** [ 1334.017892][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1334.023615][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 ** 8 printk messages dropped ** [ 1334.023990][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1334.024196][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1334.024467][ T32] r5:8597c38c r4:8597c000 ** 3 printk messages dropped ** [ 1334.024725][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1334.025127][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.025161][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.025185][ T32] r4:8506bc80 [ 1334.025236][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.025270][ T32] INFO: task kworker/0:489:4470 blocked for more than 460 seconds. [ 1334.025382][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.025423][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.025447][ T32] task:kworker/0:489 state:D stack:0 pid:4470 tgid:4470 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.025681][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.025759][ T32] Call trace: [ 1334.025801][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1334.025921][ T32] r10:8291a684 r9:df881d84 r8:00000002 r7:60000113 r6:df881d8c r5:84b09800 [ 1334.025949][ T32] r4:84b09800 [ 1334.025970][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1334.026044][ T32] r5:84b09800 r4:8291a680 [ 1334.026069][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.026110][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.026170][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df881e08 [ 1334.026225][ T32] r4:00000000 [ 1334.026362][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1334.026401][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1334.026435][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.026488][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d2fc0 [ 1334.026515][ T32] r4:00000000 [ 1334.026554][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.026601][ T32] r9:83018005 r8:84b09800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1334.026623][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.026698][ T32] r5:00001000 r4:eaa4f000 [ 1334.026763][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.026847][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.026923][ T32] r5:8539378c r4:85393400 [ 1334.026947][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.027021][ T32] r7:dddced80 r6:83018000 r5:8539378c r4:853cec00 [ 1334.027047][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.027096][ T32] r10:61c88647 r9:84b09800 r8:853cec2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.027165][ T32] r4:853cec00 [ 1334.027190][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.027235][ T32] r10:00000000 r9:853cec00 r8:80287e08 r7:eadf1e60 r6:853cec80 r5:84b09800 [ 1334.027263][ T32] r4:00000001 [ 1334.027284][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.027319][ T32] Exception stack(0xdf881fb0 to 0xdf881ff8) [ 1334.027345][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1334.027550][ T32] r4:853d2c40 ** 2 printk messages dropped ** [ 1334.028175][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.028218][ T32] Call trace: [ 1334.028247][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.028295][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1334.028317][ T32] r4:00000000 [ 1334.028377][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.028449][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1334.028582][ T32] 9d20: bc67b000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1334.041746][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1334.041800][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1334.042052][ T32] r5:80000013 r4:80239bb0 [ 1334.042083][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.042338][ T32] r4:82ac21e4 [ 1334.042510][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.042576][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1334.042602][ T32] r4:e05d9dc0 [ 1334.042622][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.042668][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1334.042690][ T32] r4:00000000 [ 1334.042727][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.042816][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1334.042843][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.042892][ T32] r5:00001000 r4:eb0cb000 [ 1334.042919][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.042990][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1334.043059][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1334.043410][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) ** 6 printk messages dropped ** [ 1334.043666][ T32] INFO: task kworker/0:490:4472 blocked for more than 460 seconds. ** 9 printk messages dropped ** [ 1334.044464][ T32] r5:8542d400 r4:8291a680 ** 5 printk messages dropped ** [ 1334.045027][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1334.045852][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.045945][ T32] r5:85393b8c r4:85393800 [ 1334.045970][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1334.046412][ T32] r10:00000000 r9:853ced00 r8:80287e08 r7:df881e60 r6:853d6380 r5:8542d400 ** 9 printk messages dropped ** [ 1334.048007][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 18 printk messages dropped ** [ 1334.077112][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1334.078137][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1334.079302][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1334.079740][ T32] Call trace: ** 4 printk messages dropped ** [ 1334.080059][ T32] r5:8542ec00 r4:8291a680 ** 5 printk messages dropped ** [ 1334.080456][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1334.080955][ T32] r5:85399f8c r4:85399c00 [ 1334.080976][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1334.081376][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1334.081604][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1334.082527][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1334.082552][ T32] r4:00000000 [ 1334.082591][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.082761][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1334.082858][ T32] 9d20: bcde8000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1334.082892][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1334.082919][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1334.082974][ T32] r5:80000013 r4:80239bb0 [ 1334.082998][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.083095][ T32] r4:82ac21e4 [ 1334.083394][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.083440][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1334.083481][ T32] r4:e05d9dc0 [ 1334.083504][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.083546][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1334.083591][ T32] r4:00000000 [ 1334.083615][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.083676][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1334.083715][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.083765][ T32] r5:00001000 r4:eb0cb000 [ 1334.083786][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.083838][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.083886][ T32] r5:8597c38c r4:8597c000 [ 1334.083907][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.084056][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1334.084083][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.084132][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.084452][ T32] r4:8506c780 [ 1334.084476][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.084522][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1334.084564][ T32] r4:00000001 [ 1334.084588][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.084625][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1334.084674][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.084708][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.084741][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.084799][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.084825][ T32] r4:8506bc80 [ 1334.084931][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.084960][ T32] INFO: task kworker/0:492:4475 blocked for more than 460 seconds. [ 1334.084992][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.085016][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.085037][ T32] task:kworker/0:492 state:D stack:0 pid:4475 tgid:4475 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.085191][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.085233][ T32] Call trace: [ 1334.085263][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1334.085311][ T32] r10:8291a684 r9:eaf75d84 r8:00000002 r7:60000113 r6:eaf75d8c r5:853f5400 [ 1334.085334][ T32] r4:853f5400 [ 1334.085475][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1334.085522][ T32] r5:853f5400 r4:8291a680 [ 1334.085543][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.085685][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.085886][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf75e08 [ 1334.086014][ T32] r4:00000000 [ 1334.086077][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1334.086145][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1334.086380][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1334.086655][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.086776][ T32] r5:85393f8c r4:85393c00 [ 1334.086814][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1334.087086][ T32] r10:00000000 r9:853cee00 r8:80287e08 r7:eaf71e60 r6:853d6480 r5:853f5400 ** 10 printk messages dropped ** [ 1334.088236][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1334.114922][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 ** 8 printk messages dropped ** [ 1334.115519][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 ** 10 printk messages dropped ** [ 1334.116313][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1334.117087][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1334.118239][ T32] Call trace: ** 6 printk messages dropped ** [ 1334.139246][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.139323][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf7de08 [ 1334.139382][ T32] r4:00000000 [ 1334.139406][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1334.139446][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1334.139485][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.139527][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853cdf00 [ 1334.139549][ T32] r4:00000000 [ 1334.139568][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.139614][ T32] r9:83018005 r8:85430c00 r7:00000000 r6:83018000 r5:00001000 r4:7f079000 [ 1334.139636][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.139682][ T32] r5:00001000 r4:eaaa3000 [ 1334.139703][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.139750][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.139793][ T32] r5:8539838c r4:85398000 [ 1334.139813][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.139861][ T32] r7:dddced80 r6:83018000 r5:8539838c r4:853cee80 [ 1334.139882][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.139928][ T32] r10:61c88647 r9:85430c00 r8:853ceeac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.140035][ T32] r4:853cee80 [ 1334.140652][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.140704][ T32] r10:00000000 r9:853cee80 r8:80287e08 r7:eaf71e60 r6:853d6500 r5:85430c00 [ 1334.140733][ T32] r4:00000001 [ 1334.140754][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.140792][ T32] Exception stack(0xeaf7dfb0 to 0xeaf7dff8) [ 1334.140889][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.140924][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.140977][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.141106][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.141133][ T32] r4:853d4140 [ 1334.141569][ T32] INFO: task kworker/0:493:4477 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1334.141605][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.141829][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.141881][ T32] Call trace: [ 1334.141981][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.142062][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1334.142091][ T32] r4:00000000 [ 1334.142111][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.142190][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1334.142225][ T32] 9d20: bd5a0000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1334.142255][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1334.142280][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1334.142303][ T32] r5:80000013 r4:80239bb0 [ 1334.142323][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.142392][ T32] r4:82ac21e4 [ 1334.142441][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.142507][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1334.142533][ T32] r4:e05d9dc0 [ 1334.142554][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.142767][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1334.142797][ T32] r4:00000000 [ 1334.142818][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.142878][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1334.142904][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.142947][ T32] r5:00001000 r4:eb0cb000 [ 1334.142967][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.143005][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.143047][ T32] r5:8597c38c r4:8597c000 [ 1334.143067][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.143141][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1334.143168][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.143217][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1334.143450][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) ** 6 printk messages dropped ** [ 1334.143961][ T32] INFO: task kworker/0:494:4479 blocked for more than 460 seconds. ** 7 printk messages dropped ** [ 1334.144534][ T32] r4:85432400 ** 4 printk messages dropped ** [ 1334.144925][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf85e08 ** 2 printk messages dropped ** [ 1334.145054][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1334.145092][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.145165][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853eb100 [ 1334.145193][ T32] r4:00000000 [ 1334.145214][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.145259][ T32] r9:83018005 r8:85432400 r7:00000000 r6:83018000 r5:00001000 r4:7f07b000 [ 1334.145281][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.145395][ T32] r5:00001000 r4:eaac7000 [ 1334.145419][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.145459][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.145500][ T32] r5:8539878c r4:85398400 [ 1334.145519][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.145597][ T32] r7:dddced80 r6:83018000 r5:8539878c r4:853cef00 [ 1334.145652][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.145718][ T32] r10:61c88647 r9:85432400 r8:853cef2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.145752][ T32] r4:853cef00 [ 1334.145803][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.145852][ T32] r10:00000000 r9:853cef00 r8:80287e08 r7:eaf71e60 r6:853d6580 r5:85432400 [ 1334.145877][ T32] r4:00000001 [ 1334.145920][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.145960][ T32] Exception stack(0xeaf85fb0 to 0xeaf85ff8) [ 1334.145987][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.146019][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.146049][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1334.146492][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1334.146800][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 ** 9 printk messages dropped ** [ 1334.147075][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1334.147376][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1334.147790][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 ** 8 printk messages dropped ** [ 1334.148075][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 12 printk messages dropped ** [ 1334.181400][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1334.181819][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1334.182130][ T32] r5:85398b8c r4:85398800 [ 1334.182151][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.182199][ T32] r7:dddced80 r6:83018000 r5:85398b8c r4:853cef80 [ 1334.182220][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.182265][ T32] r10:61c88647 r9:85431800 r8:853cefac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.182288][ T32] r4:853cef80 [ 1334.182309][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.182354][ T32] r10:00000000 r9:853cef80 r8:80287e08 r7:eaf71e60 r6:853d6600 r5:85431800 [ 1334.182426][ T32] r4:00000001 [ 1334.182456][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.182520][ T32] Exception stack(0xeaf8dfb0 to 0xeaf8dff8) [ 1334.182562][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.182593][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.182644][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.182678][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.182703][ T32] r4:853eb040 [ 1334.183177][ T32] INFO: task kworker/0:495:4481 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1334.183232][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.183333][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.183389][ T32] Call trace: [ 1334.183423][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.183488][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1334.183516][ T32] r4:00000000 [ 1334.183582][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.183681][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1334.183716][ T32] 9d20: bda47000 e0047000 00000001 80239b98 7f07d000 00000001 ** 1 printk messages dropped ** [ 1334.183779][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff ** 10 printk messages dropped ** [ 1334.184592][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 ** 14 printk messages dropped ** [ 1334.185246][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) ** 10 printk messages dropped ** [ 1334.185768][ T32] Workqueue: events bpf_prog_free_deferred ** 12 printk messages dropped ** [ 1334.186334][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 12 printk messages dropped ** [ 1334.187454][ T32] r10:61c88647 r9:85433c00 r8:830cc32c r7:82804d40 r6:dddced80 r5:dddceda0 ** 14 printk messages dropped ** [ 1334.209833][ T32] Call trace: ** 7 printk messages dropped ** [ 1334.210233][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff ** 7 printk messages dropped ** [ 1334.210599][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1334.210625][ T32] r4:00000000 [ 1334.210647][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.210732][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1334.210787][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.210835][ T32] r5:00001000 r4:eb0cb000 [ 1334.210863][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.210904][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.210948][ T32] r5:8597c38c r4:8597c000 [ 1334.210969][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.211044][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1334.211070][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.211128][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.211154][ T32] r4:8506c780 [ 1334.211174][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.211221][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1334.211243][ T32] r4:00000001 [ 1334.211262][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1334.211413][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 15 printk messages dropped ** [ 1334.213146][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1334.213840][ T32] r5:8539938c r4:85399000 ** 1 printk messages dropped ** [ 1334.213908][ T32] r7:dddced80 r6:83018000 r5:8539938c r4:830cc280 ** 11 printk messages dropped ** [ 1334.214355][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 14 printk messages dropped ** [ 1334.215432][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 17 printk messages dropped ** [ 1334.216688][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 16 printk messages dropped ** [ 1334.217330][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1334.217884][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1334.218317][ T32] r5:8539978c r4:85399400 ** 4 printk messages dropped ** [ 1334.237914][ T32] r4:83348880 [ 1334.237983][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.238039][ T32] r10:00000000 r9:83348880 r8:80287e08 r7:eaf71e60 r6:853d6780 r5:85433000 [ 1334.238087][ T32] r4:00000001 [ 1334.238111][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.238157][ T32] Exception stack(0xeafa5fb0 to 0xeafa5ff8) [ 1334.238192][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.238224][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.238277][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.238312][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.238334][ T32] r4:853eb580 [ 1334.252228][ T32] INFO: task kworker/0:498:4487 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1334.252391][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.252574][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.252647][ T32] Call trace: [ 1334.252731][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.252795][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1334.252819][ T32] r4:00000000 [ 1334.252841][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.252882][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1334.252913][ T32] 9d20: be3b1000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1334.252942][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1334.252969][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1334.252993][ T32] r5:80000013 r4:80239bb0 [ 1334.253013][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.253055][ T32] r4:82ac21e4 [ 1334.253075][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.253142][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1334.253176][ T32] r4:e05d9dc0 [ 1334.253223][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.253272][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1334.253321][ T32] r4:00000000 [ 1334.253351][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.253399][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1334.253425][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.253544][ T32] r5:00001000 r4:eb0cb000 [ 1334.253608][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.253661][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.253728][ T32] r5:8597c38c r4:8597c000 [ 1334.253765][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.253865][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1334.253905][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.253957][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.253981][ T32] r4:8506c780 [ 1334.254001][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.254047][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1334.254133][ T32] r4:00000001 [ 1334.254158][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.254196][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1334.254222][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.254275][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.254360][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1334.254587][ T32] INFO: task kworker/0:499:4489 blocked for more than 460 seconds. ** 12 printk messages dropped ** [ 1334.255538][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafade08 [ 1334.255565][ T32] r4:00000000 [ 1334.255587][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1334.255622][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1334.255840][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.255918][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853eb7c0 [ 1334.255946][ T32] r4:00000000 [ 1334.255968][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.256013][ T32] r9:83018005 r8:85434800 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1334.256134][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.256203][ T32] r5:00001000 r4:eadcd000 [ 1334.256228][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.256563][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.256611][ T32] r5:85399b8c r4:85399800 [ 1334.256633][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.256679][ T32] r7:dddced80 r6:83018000 r5:85399b8c r4:83348800 [ 1334.256959][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.257012][ T32] r10:61c88647 r9:85434800 r8:8334882c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.257035][ T32] r4:83348800 [ 1334.257066][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.257137][ T32] r10:00000000 r9:83348800 r8:80287e08 r7:eaf71e60 r6:853d6800 r5:85434800 [ 1334.257163][ T32] r4:00000001 [ 1334.257231][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.257271][ T32] Exception stack(0xeafadfb0 to 0xeafadff8) [ 1334.257323][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.257355][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.257383][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.257440][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.257466][ T32] r4:853eb3c0 [ 1334.257893][ T32] INFO: task kworker/0:499:4489 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1334.257931][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.258116][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.258180][ T32] Call trace: [ 1334.258211][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.258301][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1334.258328][ T32] r4:00000000 [ 1334.258373][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.258492][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) ** 1 printk messages dropped ** [ 1334.279177][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 ** 8 printk messages dropped ** [ 1334.279536][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 ** 9 printk messages dropped ** [ 1334.280373][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 ** 7 printk messages dropped ** [ 1334.280786][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) ** 4 printk messages dropped ** [ 1334.280979][ T32] r4:8506bc80 ** 4 printk messages dropped ** [ 1334.281196][ T32] task:kworker/0:500 state:D stack:0 pid:4491 tgid:4491 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1334.282695][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf61e08 ** 2 printk messages dropped ** [ 1334.282816][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1334.282876][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.282922][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853eba40 [ 1334.282945][ T32] r4:00000000 [ 1334.282990][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.283040][ T32] r9:83018005 r8:84b08c00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1334.283062][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.283105][ T32] r5:00001000 r4:eae07000 [ 1334.283150][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.283194][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.283236][ T32] r5:8539a38c r4:8539a000 [ 1334.283256][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.283302][ T32] r7:dddced80 r6:83018000 r5:8539a38c r4:8546b000 [ 1334.283324][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.283370][ T32] r10:61c88647 r9:84b08c00 r8:8546b02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.283417][ T32] r4:8546b000 [ 1334.283465][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.283514][ T32] r10:00000000 r9:8546b000 r8:80287e08 r7:eaf71e60 r6:8546b080 r5:84b08c00 [ 1334.283542][ T32] r4:00000001 [ 1334.283564][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.283600][ T32] Exception stack(0xeaf61fb0 to 0xeaf61ff8) [ 1334.283627][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.283655][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.283684][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.283723][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.283748][ T32] r4:853eb5c0 [ 1334.284171][ T32] INFO: task kworker/0:500:4491 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1334.284206][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.284263][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.284409][ T32] Call trace: [ 1334.284445][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.284566][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1334.284600][ T32] r4:00000000 [ 1334.284629][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.284669][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1334.284698][ T32] 9d20: be7c5000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1334.284757][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1334.284793][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1334.284818][ T32] r5:80000013 r4:80239bb0 [ 1334.284840][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.284881][ T32] r4:82ac21e4 [ 1334.284934][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.284981][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1334.285005][ T32] r4:e05d9dc0 [ 1334.285025][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.285065][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1334.285112][ T32] r4:00000000 [ 1334.285161][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.285212][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1334.285245][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.285292][ T32] r5:00001000 r4:eb0cb000 [ 1334.285352][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1334.285522][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1334.286036][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) ** 5 printk messages dropped ** [ 1334.286192][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1334.286619][ T32] r4:84b0b000 ** 4 printk messages dropped ** [ 1334.286841][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafb5e08 ** 12 printk messages dropped ** [ 1334.287882][ T32] r5:8539ab8c r4:8539a800 ** 3 printk messages dropped ** [ 1334.288051][ T32] r10:61c88647 r9:84b0b000 r8:8546b12c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1334.309992][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 12 printk messages dropped ** [ 1334.311249][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 ** 9 printk messages dropped ** [ 1334.311642][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1334.311911][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.311983][ T32] r5:00001000 r4:eb0cb000 [ 1334.312014][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.312058][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.312107][ T32] r5:8597c38c r4:8597c000 [ 1334.312133][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.312252][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1334.312278][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.312327][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.312375][ T32] r4:8506c780 [ 1334.312492][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.312549][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1334.312599][ T32] r4:00000001 [ 1334.312699][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.312756][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1334.312784][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.312814][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.312844][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.312897][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.312924][ T32] r4:8506bc80 [ 1334.312972][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.313012][ T32] INFO: task kworker/0:502:4496 blocked for more than 460 seconds. [ 1334.313119][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.313149][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.313199][ T32] task:kworker/0:502 state:D stack:0 pid:4496 tgid:4496 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.313275][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.313349][ T32] Call trace: [ 1334.313460][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1334.313510][ T32] r10:8291a684 r9:df8e5d84 r8:00000002 r7:60000013 r6:df8e5d8c r5:84b0a400 [ 1334.313532][ T32] r4:84b0a400 [ 1334.313552][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1334.313595][ T32] r5:84b0a400 r4:8291a680 [ 1334.313634][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.313717][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.313765][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df8e5e08 [ 1334.313787][ T32] r4:00000000 [ 1334.313808][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1334.313843][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1334.313876][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.313916][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853ebc40 [ 1334.314561][ T32] r4:00000000 [ 1334.314634][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.314706][ T32] r9:83018005 r8:84b0a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09f000 [ 1334.314754][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.314812][ T32] r5:00001000 r4:eae15000 [ 1334.314939][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.314983][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.315025][ T32] r5:8539a78c r4:8539a400 [ 1334.315045][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.315090][ T32] r7:dddced80 r6:83018000 r5:8539a78c r4:8546b200 [ 1334.315111][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.315254][ T32] r10:61c88647 r9:84b0a400 r8:8546b22c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.315300][ T32] r4:8546b200 [ 1334.315371][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.315496][ T32] r10:00000000 r9:8546b200 r8:80287e08 r7:eafb5e60 r6:8546b280 r5:84b0a400 [ 1334.315523][ T32] r4:00000001 [ 1334.315542][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.315578][ T32] Exception stack(0xdf8e5fb0 to 0xdf8e5ff8) [ 1334.315604][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.315653][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.315683][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.315719][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.315744][ T32] r4:853eb980 [ 1334.316058][ T32] INFO: task kworker/0:502:4496 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1334.316102][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.316189][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.316233][ T32] Call trace: [ 1334.316294][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.316348][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1334.316394][ T32] r4:00000000 [ 1334.316454][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.316497][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1334.316554][ T32] 9d20: be8de000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1334.316610][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1334.316640][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1334.316666][ T32] r5:80000013 r4:80239bb0 [ 1334.316687][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.316776][ T32] r4:82ac21e4 [ 1334.316852][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.316923][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1334.316973][ T32] r4:e05d9dc0 [ 1334.316997][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.317040][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 ** 7 printk messages dropped ** [ 1334.317354][ T32] r5:8597c38c r4:8597c000 ** 6 printk messages dropped ** [ 1334.317699][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 ** 7 printk messages dropped ** [ 1334.318067][ T32] r4:8506bc80 ** 5 printk messages dropped ** [ 1334.318300][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1334.352476][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1334.353263][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1334.353507][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1334.354075][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1334.355246][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1334.355488][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) ** 6 printk messages dropped ** [ 1334.355734][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 11 printk messages dropped ** [ 1334.356248][ T32] r5:8597c38c r4:8597c000 ** 10 printk messages dropped ** [ 1334.356704][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1334.357425][ T32] task:kworker/0:504 state:D stack:0 pid:4500 tgid:4500 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.357498][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.357575][ T32] Call trace: [ 1334.357633][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1334.357684][ T32] r10:8291a684 r9:eafcdd84 r8:00000002 r7:60000113 r6:eafcdd8c r5:85435400 [ 1334.357709][ T32] r4:85435400 [ 1334.357737][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1334.357781][ T32] r5:85435400 r4:8291a680 [ 1334.357802][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.357870][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.357975][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafcde08 [ 1334.358008][ T32] r4:00000000 [ 1334.358075][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1334.358132][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1334.358243][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.358399][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8546f040 [ 1334.366493][ T32] r4:00000000 [ 1334.366599][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.366688][ T32] r9:83018005 r8:85435400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a5000 [ 1334.366794][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.366872][ T32] r5:00001000 r4:eafc3000 [ 1334.366902][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.366980][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.367036][ T32] r5:8539b38c r4:8539b000 [ 1334.367058][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.367106][ T32] r7:dddced80 r6:83018000 r5:8539b38c r4:8546b400 [ 1334.367152][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.367221][ T32] r10:61c88647 r9:85435400 r8:8546b42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.367248][ T32] r4:8546b400 [ 1334.367269][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.367317][ T32] r10:00000000 r9:8546b400 r8:80287e08 r7:eafb9e60 r6:853d6880 r5:85435400 [ 1334.367366][ T32] r4:00000001 [ 1334.367511][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.367553][ T32] Exception stack(0xeafcdfb0 to 0xeafcdff8) [ 1334.367602][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.367635][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.367747][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.367781][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.367830][ T32] r4:8546f000 [ 1334.368260][ T32] INFO: task kworker/0:504:4500 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1334.368355][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.368506][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.375086][ T32] Call trace: [ 1334.375147][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.375217][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1334.375246][ T32] r4:00000000 [ 1334.375283][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.375331][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1334.375363][ T32] 9d20: beffd000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1334.375440][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1334.375471][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1334.375496][ T32] r5:80000013 r4:80239bb0 [ 1334.375517][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.375603][ T32] r4:82ac21e4 [ 1334.375633][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.375705][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1334.375744][ T32] r4:e05d9dc0 [ 1334.375839][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.375889][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1334.375936][ T32] r4:00000000 [ 1334.376016][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.376067][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1334.376140][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.376190][ T32] r5:00001000 r4:eb0cb000 [ 1334.376268][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.376314][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.376358][ T32] r5:8597c38c r4:8597c000 [ 1334.376489][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.376947][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1334.377046][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.377097][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.377120][ T32] r4:8506c780 [ 1334.377141][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.377188][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1334.377216][ T32] r4:00000001 [ 1334.377250][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.377289][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1334.377318][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.377346][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.377372][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.377404][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.377428][ T32] r4:8506bc80 [ 1334.377450][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 7 printk messages dropped ** [ 1334.378020][ T32] r10:8291a684 r9:eafddd84 r8:00000002 r7:60000113 r6:eafddd8c r5:85436000 ** 8 printk messages dropped ** [ 1334.392933][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1334.393536][ T32] r5:8539b78c r4:8539b400 [ 1334.393557][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.393604][ T32] r7:dddced80 r6:83018000 r5:8539b78c r4:8546b480 [ 1334.393625][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.393671][ T32] r10:61c88647 r9:85436000 r8:8546b4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.393749][ T32] r4:8546b480 [ 1334.393849][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.393931][ T32] r10:00000000 r9:8546b480 r8:80287e08 r7:eafcde60 r6:853d6900 r5:85436000 [ 1334.393958][ T32] r4:00000001 [ 1334.394003][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.394045][ T32] Exception stack(0xeafddfb0 to 0xeafddff8) [ 1334.394078][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.394131][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.394214][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.394260][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.394287][ T32] r4:8546f200 [ 1334.394763][ T32] INFO: task kworker/0:505:4502 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1334.394809][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.394906][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.395137][ T32] Call trace: [ 1334.395234][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.395288][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1334.395314][ T32] r4:00000000 [ 1334.395357][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.395402][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1334.395444][ T32] 9d20: bf444000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1334.395488][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1334.395518][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1334.395623][ T32] r5:80000013 r4:80239bb0 [ 1334.395650][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.395724][ T32] r4:82ac21e4 [ 1334.395751][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.395794][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1334.395841][ T32] r4:e05d9dc0 [ 1334.395865][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.395957][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1334.396007][ T32] r4:00000000 [ 1334.396030][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.396102][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1334.396134][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.396204][ T32] r5:00001000 r4:eb0cb000 [ 1334.396282][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.396365][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.396413][ T32] r5:8597c38c r4:8597c000 [ 1334.396435][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.396480][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1334.396537][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.396594][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.396652][ T32] r4:8506c780 [ 1334.396678][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.396734][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1334.396759][ T32] r4:00000001 [ 1334.396778][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.396813][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1334.396868][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.397001][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.397035][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.397065][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.397188][ T32] r4:8506bc80 [ 1334.397257][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.397321][ T32] INFO: task kworker/0:506:4504 blocked for more than 460 seconds. [ 1334.397361][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.397388][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.397411][ T32] task:kworker/0:506 state:D stack:0 pid:4504 tgid:4504 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.397532][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.397632][ T32] Call trace: [ 1334.397709][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1334.397810][ T32] r10:8291a684 r9:eafe5d84 r8:00000002 r7:60000113 r6:eafe5d8c r5:85438000 [ 1334.397867][ T32] r4:85438000 [ 1334.397911][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1334.397959][ T32] r5:85438000 r4:8291a680 [ 1334.397979][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.398035][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.398105][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafe5e08 [ 1334.398131][ T32] r4:00000000 [ 1334.398175][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1334.398214][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1334.398330][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.398375][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853dcd40 [ 1334.398408][ T32] r4:00000000 [ 1334.398454][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1334.419377][ T32] r5:00001000 r4:dfba3000 ** 2 printk messages dropped ** [ 1334.419525][ T32] r5:8539c38c r4:8539c000 [ 1334.419546][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.419595][ T32] r7:dddced80 r6:83018000 r5:8539c38c r4:8546b500 [ 1334.419670][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.419730][ T32] r10:61c88647 r9:85438000 r8:8546b52c r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1334.419891][ T32] r10:00000000 r9:8546b500 r8:80287e08 r7:eafdde60 r6:853d6980 r5:85438000 ** 4 printk messages dropped ** [ 1334.420242][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.420278][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.420308][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.420330][ T32] r4:8546f140 [ 1334.420803][ T32] INFO: task kworker/0:506:4504 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1334.420846][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.420940][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.421005][ T32] Call trace: [ 1334.421066][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.421126][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1334.421155][ T32] r4:00000000 [ 1334.421178][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.421227][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1334.421256][ T32] 9d20: bf787000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1334.421285][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1334.421311][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1334.421401][ T32] r5:80000013 r4:80239bb0 [ 1334.421439][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.421519][ T32] r4:82ac21e4 [ 1334.421543][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.421585][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1334.421634][ T32] r4:e05d9dc0 [ 1334.421658][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.421717][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1334.421745][ T32] r4:00000000 [ 1334.421765][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.421842][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1334.421869][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.421915][ T32] r5:00001000 r4:eb0cb000 [ 1334.421936][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.421974][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.422018][ T32] r5:8597c38c r4:8597c000 [ 1334.422038][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.422107][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1334.422196][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.422256][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.422309][ T32] r4:8506c780 [ 1334.422333][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.422401][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1334.422429][ T32] r4:00000001 [ 1334.422453][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.422491][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1334.422518][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.422547][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.422598][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.422631][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.422684][ T32] r4:8506bc80 [ 1334.422710][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.422774][ T32] INFO: task kworker/0:507:4505 blocked for more than 460 seconds. [ 1334.422852][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.422883][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.422915][ T32] task:kworker/0:507 state:D stack:0 pid:4505 tgid:4505 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.422970][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.423027][ T32] Call trace: [ 1334.423086][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1334.423134][ T32] r10:8291a684 r9:eaff1d84 r8:00000002 r7:60000113 r6:eaff1d8c r5:85438c00 [ 1334.423158][ T32] r4:85438c00 [ 1334.423178][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1334.423219][ T32] r5:85438c00 r4:8291a680 [ 1334.423239][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.423277][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.423319][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaff1e08 [ 1334.423354][ T32] r4:00000000 [ 1334.423384][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1334.423419][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1334.423488][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.423533][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8546f4c0 [ 1334.423555][ T32] r4:00000000 [ 1334.423576][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.423620][ T32] r9:83018005 r8:85438c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a9000 [ 1334.423671][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.423731][ T32] r5:00001000 r4:eafe7000 [ 1334.423754][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1334.423843][ T32] r5:8539bb8c r4:8539b800 [ 1334.423868][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.423927][ T32] r7:dddced80 r6:83018000 r5:8539bb8c r4:8546b580 [ 1334.423953][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.424001][ T32] r10:61c88647 r9:85438c00 r8:8546b5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.424071][ T32] r4:8546b580 [ 1334.424129][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1334.424203][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1334.424356][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1334.424457][ T32] r4:8546f140 ** 2 printk messages dropped ** [ 1334.424881][ T32] Workqueue: events bpf_prog_free_deferred ** 1 printk messages dropped ** [ 1334.425001][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.425078][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1334.425120][ T32] r4:00000000 [ 1334.425168][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.425235][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1334.425266][ T32] 9d20: bf787000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1334.425318][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1334.425349][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1334.425381][ T32] r5:80000013 r4:80239bb0 [ 1334.425427][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.425472][ T32] r4:82ac21e4 [ 1334.425493][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.425545][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1334.425575][ T32] r4:e05d9dc0 [ 1334.425593][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.425662][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1334.425720][ T32] r4:00000000 [ 1334.425747][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.425798][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1334.425822][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.425865][ T32] r5:00001000 r4:eb0cb000 [ 1334.425884][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.425967][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.426024][ T32] r5:8597c38c r4:8597c000 [ 1334.426048][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.426095][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1334.426120][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.426168][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.426191][ T32] r4:8506c780 [ 1334.426223][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.426272][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1334.426294][ T32] r4:00000001 [ 1334.426330][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.426374][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1334.426425][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.426481][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.426535][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.426581][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.426631][ T32] r4:8506bc80 [ 1334.426681][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.426710][ T32] INFO: task kworker/0:508:4508 blocked for more than 460 seconds. [ 1334.426763][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.426789][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.426817][ T32] task:kworker/0:508 state:D stack:0 pid:4508 tgid:4508 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.426862][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.426902][ T32] Call trace: [ 1334.426961][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1334.427033][ T32] r10:8291a684 r9:eb005d84 r8:00000002 r7:60000013 r6:eb005d8c r5:85439800 [ 1334.427059][ T32] r4:85439800 [ 1334.427108][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1334.427181][ T32] r5:85439800 r4:8291a680 [ 1334.427205][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.427246][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.427309][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb005e08 [ 1334.427337][ T32] r4:00000000 [ 1334.427357][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1334.427397][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1334.427430][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.427470][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8546f5c0 [ 1334.427492][ T32] r4:00000000 [ 1334.427536][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.427583][ T32] r9:83018005 r8:85439800 r7:00000000 r6:83018000 r5:00001000 r4:7f0ab000 [ 1334.427606][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.427673][ T32] r5:00001000 r4:eaff7000 [ 1334.427696][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.427740][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.427781][ T32] r5:8539bf8c r4:8539bc00 [ 1334.427848][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.427925][ T32] r7:dddced80 r6:83018000 r5:8539bf8c r4:8546b600 [ 1334.427967][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.428019][ T32] r10:61c88647 r9:85439800 r8:8546b62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.428042][ T32] r4:8546b600 [ 1334.428061][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.428130][ T32] r10:00000000 r9:8546b600 r8:80287e08 r7:eafe5e60 r6:853d6a80 r5:85439800 [ 1334.428156][ T32] r4:00000001 [ 1334.428175][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.428215][ T32] Exception stack(0xeb005fb0 to 0xeb005ff8) ** 3 printk messages dropped ** [ 1334.428329][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1334.444395][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 1334.444843][ T32] r4:e05d9dc0 ** 2 printk messages dropped ** [ 1334.444982][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1334.445260][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1334.445623][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1334.445687][ T32] r4:00000001 [ 1334.445744][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.445792][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1334.445819][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.445847][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.445874][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.445904][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.445927][ T32] r4:8506bc80 [ 1334.445964][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.446021][ T32] INFO: task kworker/0:509:4510 blocked for more than 460 seconds. [ 1334.446059][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.446100][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.446173][ T32] task:kworker/0:509 state:D stack:0 pid:4510 tgid:4510 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.446276][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.446363][ T32] Call trace: [ 1334.446396][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1334.446445][ T32] r10:8291a684 r9:eb015d84 r8:00000002 r7:60000013 r6:eb015d8c r5:8543bc00 [ 1334.446468][ T32] r4:8543bc00 [ 1334.446513][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1334.446572][ T32] r5:8543bc00 r4:8291a680 [ 1334.446614][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.446698][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.446800][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb015e08 [ 1334.446828][ T32] r4:00000000 [ 1334.446850][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1334.446885][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1334.446964][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.447011][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853dcf40 [ 1334.447036][ T32] r4:00000000 [ 1334.447084][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.447132][ T32] r9:83018005 r8:8543bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1334.447181][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.447228][ T32] r5:00001000 r4:dfed1000 [ 1334.447272][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.447317][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.447361][ T32] r5:8539cf8c r4:8539cc00 [ 1334.447381][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.447453][ T32] r7:dddced80 r6:83018000 r5:8539cf8c r4:8546b680 [ 1334.447517][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.447576][ T32] r10:61c88647 r9:8543bc00 r8:8546b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.447642][ T32] r4:8546b680 [ 1334.447667][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.447717][ T32] r10:00000000 r9:8546b680 r8:80287e08 r7:eafe5e60 r6:853d6b00 r5:8543bc00 [ 1334.447782][ T32] r4:00000001 [ 1334.447806][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.447843][ T32] Exception stack(0xeb015fb0 to 0xeb015ff8) [ 1334.447870][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1334.447924][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1334.465551][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1334.465805][ T32] r5:80000013 r4:80239bb0 ** 6 printk messages dropped ** [ 1334.466118][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 ** 11 printk messages dropped ** [ 1334.466695][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1334.466982][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1334.467398][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1334.467761][ T32] r5:8543a400 r4:8291a680 ** 6 printk messages dropped ** [ 1334.468007][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1334.468448][ T32] r5:85316b8c r4:85316800 [ 1334.482027][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1334.482502][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1334.482710][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1334.483535][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1334.483603][ T32] r4:00000000 [ 1334.483688][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.483753][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1334.483811][ T32] 9d20: bfe82000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1334.483845][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1334.483895][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1334.483923][ T32] r5:80000013 r4:80239bb0 [ 1334.483946][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.484013][ T32] r4:82ac21e4 [ 1334.484055][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.484103][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1334.484126][ T32] r4:e05d9dc0 [ 1334.484145][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.484209][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1334.484259][ T32] r4:00000000 [ 1334.484283][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.484359][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1334.484411][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.484489][ T32] r5:00001000 r4:eb0cb000 [ 1334.484513][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.484554][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.484595][ T32] r5:8597c38c r4:8597c000 [ 1334.484687][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.484746][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1334.484769][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.484841][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.484868][ T32] r4:8506c780 [ 1334.484888][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.484938][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1334.484961][ T32] r4:00000001 [ 1334.484981][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.485027][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1334.485058][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.485087][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.485113][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.485141][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.485163][ T32] r4:8506bc80 [ 1334.485184][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.485214][ T32] INFO: task kworker/1:185:4515 blocked for more than 460 seconds. [ 1334.485249][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.485298][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.485362][ T32] task:kworker/1:185 state:D stack:0 pid:4515 tgid:4515 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.485488][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.485582][ T32] Call trace: [ 1334.485651][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1334.485708][ T32] r10:8291a684 r9:eafb1d84 r8:00000002 r7:60000013 r6:eafb1d8c r5:8543c800 [ 1334.485742][ T32] r4:8543c800 [ 1334.485817][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) ** 3 printk messages dropped ** [ 1334.486017][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafb1e08 [ 1334.486042][ T32] r4:00000000 [ 1334.486062][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1334.486146][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1334.486216][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.486263][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85475a80 [ 1334.486286][ T32] r4:00000000 [ 1334.486306][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.486374][ T32] r9:83018205 r8:8543c800 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [ 1334.486400][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.486442][ T32] r5:00001000 r4:dfd4b000 [ 1334.486546][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.486666][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.486718][ T32] r5:8531678c r4:85316400 [ 1334.486783][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.486836][ T32] r7:ddde2d80 r6:83018200 r5:8531678c r4:853d6c80 [ 1334.486863][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.486912][ T32] r10:61c88647 r9:8543c800 r8:853d6cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.486935][ T32] r4:853d6c80 [ 1334.487003][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.487052][ T32] r10:00000000 r9:853d6c80 r8:80287e08 r7:eb011e60 r6:853d6d00 r5:8543c800 [ 1334.487122][ T32] r4:00000001 [ 1334.487146][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.487183][ T32] Exception stack(0xeafb1fb0 to 0xeafb1ff8) [ 1334.487209][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.487237][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1334.487719][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1334.488570][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1334.509487][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 ** 7 printk messages dropped ** [ 1334.509907][ T32] r5:8597c38c r4:8597c000 ** 6 printk messages dropped ** [ 1334.510393][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 ** 6 printk messages dropped ** [ 1334.510669][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1334.511029][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1334.511401][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 11 printk messages dropped ** [ 1334.511865][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1334.511977][ T32] r5:8531738c r4:85317000 ** 4 printk messages dropped ** [ 1334.512154][ T32] r4:853d6d80 ** 6 printk messages dropped ** [ 1334.512469][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1334.513111][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1334.513490][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff ** 7 printk messages dropped ** [ 1334.513809][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 ** 9 printk messages dropped ** [ 1334.514324][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 ** 7 printk messages dropped ** [ 1334.514614][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) ** 6 printk messages dropped ** [ 1334.514910][ T32] INFO: task kworker/0:510:4519 blocked for more than 461 seconds. ** 9 printk messages dropped ** [ 1334.515419][ T32] r5:8543ec00 r4:8291a680 ** 5 printk messages dropped ** [ 1334.515707][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1334.516197][ T32] r5:8539c78c r4:8539c400 [ 1334.516222][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.516267][ T32] r7:dddced80 r6:83018000 r5:8539c78c r4:8546b700 [ 1334.516299][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.516354][ T32] r10:61c88647 r9:8543ec00 r8:8546b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.516379][ T32] r4:8546b700 [ 1334.516397][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.516441][ T32] r10:00000000 r9:8546b700 r8:80287e08 r7:eb015e60 r6:853d6e80 r5:8543ec00 [ 1334.516487][ T32] r4:00000001 [ 1334.516510][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.516546][ T32] Exception stack(0xeaebdfb0 to 0xeaebdff8) [ 1334.516571][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.516599][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.516651][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.516709][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.516767][ T32] r4:8546f740 [ 1334.517044][ T32] INFO: task kworker/0:510:4519 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1334.517081][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.517210][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.517332][ T32] Call trace: [ 1334.517469][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.517549][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1334.517601][ T32] r4:00000000 [ 1334.517631][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.517701][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1334.517747][ T32] 9d20: c01bc000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1334.517776][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1334.517844][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1334.517896][ T32] r5:80000013 r4:80239bb0 [ 1334.517921][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.517985][ T32] r4:82ac21e4 [ 1334.518009][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.518078][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1334.518113][ T32] r4:e05d9dc0 [ 1334.518170][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.518227][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1334.518255][ T32] r4:00000000 [ 1334.518276][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.518322][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1334.518343][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.518384][ T32] r5:00001000 r4:eb0cb000 [ 1334.518513][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.541525][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.541702][ T32] r5:8597c38c r4:8597c000 [ 1334.541888][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.541950][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1334.541973][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.542023][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.542047][ T32] r4:8506c780 [ 1334.542135][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.542211][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1334.542238][ T32] r4:00000001 [ 1334.542258][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.542322][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1334.542430][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.542511][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.542592][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.542644][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.542696][ T32] r4:8506bc80 [ 1334.542729][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.542787][ T32] INFO: task kworker/1:187:4520 blocked for more than 461 seconds. [ 1334.542873][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.542907][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.542955][ T32] task:kworker/1:187 state:D stack:0 pid:4520 tgid:4520 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.543104][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.543203][ T32] Call trace: [ 1334.543310][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1334.543365][ T32] r10:8291a684 r9:eae59d84 r8:00000002 r7:60000113 r6:eae59d8c r5:8543b000 [ 1334.543388][ T32] r4:8543b000 [ 1334.543424][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1334.543472][ T32] r5:8543b000 r4:8291a680 ** 3 printk messages dropped ** [ 1334.543721][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1334.544094][ T32] r9:83018205 r8:8543b000 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 ** 4 printk messages dropped ** [ 1334.544406][ T32] r5:85316f8c r4:85316c00 ** 3 printk messages dropped ** [ 1334.544593][ T32] r10:61c88647 r9:8543b000 r8:853d6f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1334.545110][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1334.546499][ T32] 9d20: c058b000 e0047000 00000001 80239b98 7f07d000 00000001 ** 15 printk messages dropped ** [ 1334.547167][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 13 printk messages dropped ** [ 1334.547882][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.547908][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.547937][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.548034][ T32] r4:8506bc80 [ 1334.548057][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.548083][ T32] INFO: task kworker/1:188:4522 blocked for more than 461 seconds. [ 1334.548152][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.548362][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.548414][ T32] task:kworker/1:188 state:D stack:0 pid:4522 tgid:4522 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.548593][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.560994][ T32] Call trace: [ 1334.561060][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1334.561162][ T32] r10:8291a684 r9:eaf09d84 r8:00000002 r7:60000113 r6:eaf09d8c r5:8543e000 [ 1334.561206][ T32] r4:8543e000 [ 1334.561231][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1334.561276][ T32] r5:8543e000 r4:8291a680 [ 1334.561297][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.561369][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.561420][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf09e08 [ 1334.561444][ T32] r4:00000000 [ 1334.561463][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1334.561521][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1334.561585][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.561686][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85471380 [ 1334.561732][ T32] r4:00000000 [ 1334.561781][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.561856][ T32] r9:83018205 r8:8543e000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1334.561920][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.561972][ T32] r5:00001000 r4:e882b000 [ 1334.561997][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.562039][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.562083][ T32] r5:84a72f8c r4:84a72c00 [ 1334.562103][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.562157][ T32] r7:ddde2d80 r6:83018200 r5:84a72f8c r4:85472000 [ 1334.562179][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.562259][ T32] r10:61c88647 r9:8543e000 r8:8547202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.562293][ T32] r4:85472000 [ 1334.562315][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.562381][ T32] r10:00000000 r9:85472000 r8:80287e08 r7:eaca9e60 r6:85472080 r5:8543e000 [ 1334.562408][ T32] r4:00000001 [ 1334.562430][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.562469][ T32] Exception stack(0xeaf09fb0 to 0xeaf09ff8) [ 1334.562500][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.562529][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.562555][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.562583][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.562606][ T32] r4:85475c00 [ 1334.563077][ T32] INFO: task kworker/1:188:4522 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1334.563214][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.563366][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.563423][ T32] Call trace: [ 1334.563455][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.563505][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1334.563553][ T32] r4:00000000 [ 1334.563577][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.563622][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1334.563654][ T32] 9d20: c058b000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1334.563683][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1334.563710][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1334.563757][ T32] r5:80000013 r4:80239bb0 [ 1334.563781][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.563847][ T32] r4:82ac21e4 [ 1334.563896][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.563943][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1334.563966][ T32] r4:e05d9dc0 [ 1334.563986][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.564050][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1334.564076][ T32] r4:00000000 [ 1334.564102][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.564174][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1334.564201][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.564256][ T32] r5:00001000 r4:eb0cb000 [ 1334.564279][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.564320][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.564361][ T32] r5:8597c38c r4:8597c000 [ 1334.564404][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.564454][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1334.564477][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.564523][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.564544][ T32] r4:8506c780 [ 1334.564563][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.564607][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1334.564656][ T32] r4:00000001 [ 1334.564680][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.564748][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1334.564780][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.564810][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.564835][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.564863][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.564913][ T32] r4:8506bc80 [ 1334.564939][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.564981][ T32] INFO: task kworker/1:189:4525 blocked for more than 461 seconds. [ 1334.565018][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.565045][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.565066][ T32] task:kworker/1:189 state:D stack:0 pid:4525 tgid:4525 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.565110][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.565159][ T32] Call trace: [ 1334.565247][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1334.565295][ T32] r10:8291a684 r9:eaee1d84 r8:00000002 r7:60000013 r6:eaee1d8c r5:85436c00 [ 1334.565317][ T32] r4:85436c00 [ 1334.565337][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1334.565379][ T32] r5:85436c00 r4:8291a680 [ 1334.565400][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.565438][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.565478][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaee1e08 [ 1334.565515][ T32] r4:00000000 [ 1334.565538][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1334.565574][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1334.565608][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.565691][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853ebf80 [ 1334.565729][ T32] r4:00000000 [ 1334.565751][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.565808][ T32] r9:83018205 r8:85436c00 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [ 1334.565833][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.565876][ T32] r5:00001000 r4:e0665000 [ 1334.565895][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.565934][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.565976][ T32] r5:8531778c r4:85317400 [ 1334.565996][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.566114][ T32] r7:ddde2d80 r6:83018200 r5:8531778c r4:85472100 [ 1334.566139][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.566236][ T32] r10:61c88647 r9:85436c00 r8:8547212c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.566263][ T32] r4:85472100 [ 1334.566363][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.566481][ T32] r10:00000000 r9:85472100 r8:80287e08 r7:eaf09e60 r6:85472180 r5:85436c00 [ 1334.566534][ T32] r4:00000001 [ 1334.566558][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.566594][ T32] Exception stack(0xeaee1fb0 to 0xeaee1ff8) [ 1334.566622][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.566653][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.566708][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.566785][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.566838][ T32] r4:853ebec0 [ 1334.567098][ T32] INFO: task kworker/1:189:4525 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1334.567132][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.567190][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.567275][ T32] Call trace: [ 1334.567307][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.567356][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1334.567384][ T32] r4:00000000 [ 1334.567405][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.567444][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1334.567497][ T32] 9d20: c058b000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1334.567536][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1334.567641][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1334.567668][ T32] r5:80000013 r4:80239bb0 [ 1334.567690][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.567753][ T32] r4:82ac21e4 [ 1334.567791][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.567899][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1334.567962][ T32] r4:e05d9dc0 [ 1334.567988][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.568081][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1334.568150][ T32] r4:00000000 [ 1334.568205][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.568263][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1334.568289][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.568332][ T32] r5:00001000 r4:eb0cb000 [ 1334.568365][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.568435][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.585705][ T32] r5:8597c38c r4:8597c000 [ 1334.585839][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.585935][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1334.585962][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.586013][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.586038][ T32] r4:8506c780 [ 1334.586078][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.586158][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1334.586189][ T32] r4:00000001 [ 1334.586212][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.586278][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1334.586322][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.586356][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.586386][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.586420][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.586444][ T32] r4:8506bc80 [ 1334.586494][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.586567][ T32] INFO: task kworker/1:190:4528 blocked for more than 461 seconds. [ 1334.586676][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.586709][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.586768][ T32] task:kworker/1:190 state:D stack:0 pid:4528 tgid:4528 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.586875][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.586929][ T32] Call trace: [ 1334.586997][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1334.587052][ T32] r10:8291a684 r9:eb019d84 r8:00000002 r7:60000113 r6:eb019d8c r5:85440000 [ 1334.587077][ T32] r4:85440000 [ 1334.587113][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1334.587160][ T32] r5:85440000 r4:8291a680 [ 1334.587183][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.587249][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.587296][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb019e08 [ 1334.587320][ T32] r4:00000000 [ 1334.587368][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1334.587431][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1334.587527][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.587575][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84867e00 [ 1334.587637][ T32] r4:00000000 [ 1334.587664][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.587727][ T32] r9:83018205 r8:85440000 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [ 1334.587783][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.587928][ T32] r5:00001000 r4:e073b000 [ 1334.587979][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.588029][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.588073][ T32] r5:85317b8c r4:85317800 [ 1334.588094][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.588140][ T32] r7:ddde2d80 r6:83018200 r5:85317b8c r4:85472200 [ 1334.588186][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.588239][ T32] r10:61c88647 r9:85440000 r8:8547222c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.588287][ T32] r4:85472200 [ 1334.588313][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.588361][ T32] r10:00000000 r9:85472200 r8:80287e08 r7:eaf09e60 r6:85472280 r5:85440000 [ 1334.588384][ T32] r4:00000001 [ 1334.588426][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.604614][ T32] Exception stack(0xeb019fb0 to 0xeb019ff8) [ 1334.604840][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.604905][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.604946][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.604984][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.605014][ T32] r4:85471080 [ 1334.605506][ T32] INFO: task kworker/1:190:4528 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1334.605549][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.605782][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.605850][ T32] Call trace: [ 1334.605912][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.606002][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1334.606034][ T32] r4:00000000 [ 1334.606105][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.606152][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1334.606208][ T32] 9d20: c0c2c000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1334.606243][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1334.606271][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1334.606297][ T32] r5:80000013 r4:80239bb0 [ 1334.606319][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.606364][ T32] r4:82ac21e4 [ 1334.606387][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.606429][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1334.606476][ T32] r4:e05d9dc0 [ 1334.606502][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.606606][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1334.606668][ T32] r4:00000000 [ 1334.606701][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.606810][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1334.606842][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.606945][ T32] r5:00001000 r4:eb0cb000 [ 1334.607052][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.607101][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.607195][ T32] r5:8597c38c r4:8597c000 [ 1334.607229][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.607305][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1334.607334][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.607394][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.607477][ T32] r4:8506c780 [ 1334.607577][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.607630][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1334.607671][ T32] r4:00000001 [ 1334.607696][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.607745][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1334.607777][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.607857][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.607896][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.607930][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.607953][ T32] r4:8506bc80 [ 1334.608099][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.608144][ T32] INFO: task kworker/1:191:4529 blocked for more than 461 seconds. [ 1334.608200][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.608239][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.608305][ T32] task:kworker/1:191 state:D stack:0 pid:4529 tgid:4529 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.619076][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.619331][ T32] Call trace: [ 1334.619378][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1334.619464][ T32] r10:8291a684 r9:eaf1dd84 r8:00000002 r7:60000113 r6:eaf1dd8c r5:85440c00 [ 1334.619549][ T32] r4:85440c00 [ 1334.619577][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1334.619624][ T32] r5:85440c00 r4:8291a680 [ 1334.619725][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.619773][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.619866][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf1de08 [ 1334.619901][ T32] r4:00000000 [ 1334.619923][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1334.619961][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1334.620049][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.620104][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85471040 [ 1334.620180][ T32] r4:00000000 [ 1334.620212][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.620286][ T32] r9:83018205 r8:85440c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1334.620315][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.620360][ T32] r5:00001000 r4:e47e1000 [ 1334.620447][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.620493][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.620539][ T32] r5:85317f8c r4:85317c00 [ 1334.620571][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.620626][ T32] r7:ddde2d80 r6:83018200 r5:85317f8c r4:85472300 [ 1334.620650][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.620698][ T32] r10:61c88647 r9:85440c00 r8:8547232c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.620731][ T32] r4:85472300 [ 1334.620780][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.620915][ T32] r10:00000000 r9:85472300 r8:80287e08 r7:eaf09e60 r6:85472380 r5:85440c00 [ 1334.620970][ T32] r4:00000001 [ 1334.621011][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.621084][ T32] Exception stack(0xeaf1dfb0 to 0xeaf1dff8) [ 1334.621171][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.621213][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.621242][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.621298][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.621326][ T32] r4:85471140 [ 1334.621780][ T32] INFO: task kworker/1:191:4529 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1334.621846][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.621925][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.622101][ T32] Call trace: [ 1334.622150][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.622203][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1334.622227][ T32] r4:00000000 [ 1334.622248][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.622290][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1334.622320][ T32] 9d20: c0da7000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1334.622368][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1334.622428][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1334.622505][ T32] r5:80000013 r4:80239bb0 [ 1334.622537][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.622584][ T32] r4:82ac21e4 [ 1334.622632][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.622681][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1334.622706][ T32] r4:e05d9dc0 [ 1334.622734][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.622801][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1334.622825][ T32] r4:00000000 [ 1334.622845][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.622890][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1334.622914][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.622957][ T32] r5:00001000 r4:eb0cb000 [ 1334.622977][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.623043][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.623090][ T32] r5:8597c38c r4:8597c000 [ 1334.623135][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.623188][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1334.623210][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.623256][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.623294][ T32] r4:8506c780 [ 1334.623366][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.623416][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1334.623439][ T32] r4:00000001 [ 1334.623458][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.623543][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1334.623575][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.623640][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.623696][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.623732][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.623758][ T32] r4:8506bc80 [ 1334.623833][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.623874][ T32] INFO: task kworker/1:192:4532 blocked for more than 461 seconds. [ 1334.623927][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.623975][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.624000][ T32] task:kworker/1:192 state:D stack:0 pid:4532 tgid:4532 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.624077][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.624149][ T32] Call trace: [ 1334.624186][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1334.624233][ T32] r10:8291a684 r9:eb01dd84 r8:00000002 r7:60000013 r6:eb01dd8c r5:85441800 [ 1334.624276][ T32] r4:85441800 [ 1334.624301][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1334.624403][ T32] r5:85441800 r4:8291a680 [ 1334.624438][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.624511][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.624558][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb01de08 [ 1334.624650][ T32] r4:00000000 [ 1334.624674][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1334.624760][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1334.624807][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.624848][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854717c0 [ 1334.624871][ T32] r4:00000000 [ 1334.624935][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.624984][ T32] r9:83018205 r8:85441800 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1334.625008][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.625050][ T32] r5:00001000 r4:ea8a9000 [ 1334.625071][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.625111][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.625153][ T32] r5:8533478c r4:85334400 [ 1334.625173][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.625242][ T32] r7:ddde2d80 r6:83018200 r5:8533478c r4:85472400 [ 1334.625267][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.625314][ T32] r10:61c88647 r9:85441800 r8:8547242c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.625336][ T32] r4:85472400 [ 1334.625354][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.625423][ T32] r10:00000000 r9:85472400 r8:80287e08 r7:eaf09e60 r6:85472480 r5:85441800 [ 1334.625473][ T32] r4:00000001 [ 1334.625498][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.625538][ T32] Exception stack(0xeb01dfb0 to 0xeb01dff8) [ 1334.625591][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.625652][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.625702][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.625785][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.625837][ T32] r4:85471200 [ 1334.626135][ T32] INFO: task kworker/1:192:4532 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1334.626174][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.626259][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.626407][ T32] Call trace: [ 1334.626467][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.626524][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1334.626549][ T32] r4:00000000 [ 1334.626569][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.626663][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1334.626703][ T32] 9d20: c0da7000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1334.626820][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1334.626878][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1334.626906][ T32] r5:80000013 r4:80239bb0 [ 1334.626928][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.626970][ T32] r4:82ac21e4 [ 1334.626990][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.627056][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1334.627090][ T32] r4:e05d9dc0 [ 1334.627143][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.627189][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1334.627247][ T32] r4:00000000 [ 1334.627277][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.627325][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1334.627346][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.627388][ T32] r5:00001000 r4:eb0cb000 [ 1334.627429][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.627546][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.627593][ T32] r5:8597c38c r4:8597c000 [ 1334.627615][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.627674][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1334.627701][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.627767][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.627797][ T32] r4:8506c780 [ 1334.627843][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.627900][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1334.627998][ T32] r4:00000001 [ 1334.628023][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.628147][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1334.628186][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.628251][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.628288][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.628318][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.628341][ T32] r4:8506bc80 [ 1334.628362][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.628407][ T32] INFO: task kworker/1:193:4533 blocked for more than 461 seconds. [ 1334.628542][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.650444][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.650524][ T32] task:kworker/1:193 state:D stack:0 pid:4533 tgid:4533 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.650607][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.650709][ T32] Call trace: [ 1334.650788][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1334.650851][ T32] r10:8291a684 r9:eb025d84 r8:00000002 r7:60000013 r6:eb025d8c r5:85442400 [ 1334.650883][ T32] r4:85442400 [ 1334.650920][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1334.650989][ T32] r5:85442400 r4:8291a680 [ 1334.651015][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.651055][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.651120][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb025e08 [ 1334.651150][ T32] r4:00000000 [ 1334.651211][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1334.651274][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1334.651341][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.651389][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854714c0 [ 1334.651412][ T32] r4:00000000 [ 1334.651539][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.651615][ T32] r9:83018205 r8:85442400 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1334.651653][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.651699][ T32] r5:00001000 r4:e885d000 [ 1334.651733][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.651775][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.651819][ T32] r5:84a72b8c r4:84a72800 [ 1334.651916][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.651968][ T32] r7:ddde2d80 r6:83018200 r5:84a72b8c r4:85472500 [ 1334.651991][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.652063][ T32] r10:61c88647 r9:85442400 r8:8547252c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.652090][ T32] r4:85472500 [ 1334.652111][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.652225][ T32] r10:00000000 r9:85472500 r8:80287e08 r7:eb01de60 r6:85472580 r5:85442400 [ 1334.652256][ T32] r4:00000001 [ 1334.652278][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.652319][ T32] Exception stack(0xeb025fb0 to 0xeb025ff8) [ 1334.652348][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.652402][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.652472][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.652536][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.652602][ T32] r4:85471340 [ 1334.653072][ T32] INFO: task kworker/1:193:4533 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1334.653115][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.653177][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.653240][ T32] Call trace: [ 1334.653294][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.653347][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1334.653371][ T32] r4:00000000 [ 1334.653390][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.653431][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1334.653459][ T32] 9d20: c104f000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1334.653488][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1334.653641][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1334.653694][ T32] r5:80000013 r4:80239bb0 [ 1334.653727][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.653770][ T32] r4:82ac21e4 [ 1334.653791][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.653833][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1334.653855][ T32] r4:e05d9dc0 [ 1334.653875][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.653920][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1334.653956][ T32] r4:00000000 [ 1334.653980][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.654026][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1334.654054][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.654099][ T32] r5:00001000 r4:eb0cb000 [ 1334.654131][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.654201][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.654271][ T32] r5:8597c38c r4:8597c000 [ 1334.654294][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.654341][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1334.654362][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.654408][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.654448][ T32] r4:8506c780 [ 1334.654471][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.654528][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1334.654556][ T32] r4:00000001 [ 1334.654588][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.654634][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1334.654662][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.654723][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.654778][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.654809][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.654831][ T32] r4:8506bc80 [ 1334.654853][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.654883][ T32] INFO: task kworker/1:194:4535 blocked for more than 461 seconds. [ 1334.654918][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.654944][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.654965][ T32] task:kworker/1:194 state:D stack:0 pid:4535 tgid:4535 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.655090][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.655146][ T32] Call trace: [ 1334.655182][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1334.655230][ T32] r10:8291a684 r9:eb029d84 r8:00000002 r7:60000013 r6:eb029d8c r5:85443000 [ 1334.655252][ T32] r4:85443000 [ 1334.655298][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1334.655344][ T32] r5:85443000 r4:8291a680 [ 1334.655369][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.655458][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.655558][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb029e08 [ 1334.655592][ T32] r4:00000000 [ 1334.655612][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1334.655648][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1334.655706][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.655768][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85471640 [ 1334.655791][ T32] r4:00000000 [ 1334.655820][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.655916][ T32] r9:83018205 r8:85443000 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 [ 1334.655973][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.656029][ T32] r5:00001000 r4:e887d000 [ 1334.656067][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.656112][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.656157][ T32] r5:8533438c r4:85334000 [ 1334.656176][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.656220][ T32] r7:ddde2d80 r6:83018200 r5:8533438c r4:85472600 [ 1334.656252][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.656301][ T32] r10:61c88647 r9:85443000 r8:8547262c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.656325][ T32] r4:85472600 [ 1334.656344][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.656388][ T32] r10:00000000 r9:85472600 r8:80287e08 r7:eb01de60 r6:85472680 r5:85443000 [ 1334.656409][ T32] r4:00000001 [ 1334.656428][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.656463][ T32] Exception stack(0xeb029fb0 to 0xeb029ff8) [ 1334.656490][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.656571][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.656602][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.656630][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.656672][ T32] r4:85471700 [ 1334.657000][ T32] INFO: task kworker/1:194:4535 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1334.657054][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.657245][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.657293][ T32] Call trace: [ 1334.657399][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.657458][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1334.657481][ T32] r4:00000000 [ 1334.657501][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.657580][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1334.657613][ T32] 9d20: c104f000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1334.657678][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1334.657706][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1334.657736][ T32] r5:80000013 r4:80239bb0 [ 1334.657815][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.657860][ T32] r4:82ac21e4 [ 1334.657880][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.657922][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1334.657970][ T32] r4:e05d9dc0 [ 1334.657993][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.658061][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1334.658119][ T32] r4:00000000 [ 1334.658166][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.658221][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1334.658302][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.658373][ T32] r5:00001000 r4:eb0cb000 [ 1334.658428][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.677784][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.677892][ T32] r5:8597c38c r4:8597c000 [ 1334.677916][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.677979][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1334.678006][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.678054][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.678086][ T32] r4:8506c780 [ 1334.678109][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.678156][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1334.678178][ T32] r4:00000001 [ 1334.678222][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.678290][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1334.678350][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.678391][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.678512][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.683875][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.683934][ T32] r4:8506bc80 [ 1334.684107][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.684167][ T32] INFO: task kworker/1:195:4537 blocked for more than 461 seconds. [ 1334.684213][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.684290][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.684341][ T32] task:kworker/1:195 state:D stack:0 pid:4537 tgid:4537 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.684407][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.684468][ T32] Call trace: [ 1334.684525][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1334.684584][ T32] r10:8291a684 r9:eb02dd84 r8:00000002 r7:60000113 r6:eb02dd8c r5:85443c00 [ 1334.684613][ T32] r4:85443c00 [ 1334.684670][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1334.684723][ T32] r5:85443c00 r4:8291a680 [ 1334.684746][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.684785][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.684825][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb02de08 [ 1334.684863][ T32] r4:00000000 [ 1334.684888][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1334.684923][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1334.684961][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.685015][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85471980 [ 1334.685070][ T32] r4:00000000 [ 1334.685096][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.685145][ T32] r9:83018205 r8:85443c00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1334.685167][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.685209][ T32] r5:00001000 r4:ea8ef000 [ 1334.685229][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.685268][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.685311][ T32] r5:85334b8c r4:85334800 [ 1334.685331][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.685396][ T32] r7:ddde2d80 r6:83018200 r5:85334b8c r4:85472700 [ 1334.685422][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.685469][ T32] r10:61c88647 r9:85443c00 r8:8547272c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.685492][ T32] r4:85472700 [ 1334.685513][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.685560][ T32] r10:00000000 r9:85472700 r8:80287e08 r7:eb01de60 r6:85472780 r5:85443c00 [ 1334.685582][ T32] r4:00000001 [ 1334.685625][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.685668][ T32] Exception stack(0xeb02dfb0 to 0xeb02dff8) [ 1334.685701][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.685742][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.685782][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.685816][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.685839][ T32] r4:854715c0 [ 1334.686271][ T32] INFO: task kworker/1:195:4537 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1334.686307][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.686459][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.686534][ T32] Call trace: [ 1334.686617][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.686671][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1334.686727][ T32] r4:00000000 [ 1334.686820][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.686883][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1334.686915][ T32] 9d20: c13f4000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1334.686944][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1334.686994][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1334.687022][ T32] r5:80000013 r4:80239bb0 [ 1334.687057][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.687105][ T32] r4:82ac21e4 [ 1334.687131][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.687222][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1334.687255][ T32] r4:e05d9dc0 [ 1334.687312][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.687362][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1334.687390][ T32] r4:00000000 [ 1334.687414][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.687461][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1334.687505][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.687552][ T32] r5:00001000 r4:eb0cb000 [ 1334.687573][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.687615][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.687667][ T32] r5:8597c38c r4:8597c000 [ 1334.687729][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.687807][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1334.687840][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.687889][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.687912][ T32] r4:8506c780 [ 1334.687930][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.688015][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1334.688041][ T32] r4:00000001 [ 1334.688179][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.688227][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1334.688319][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.688357][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.688386][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.688435][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.688615][ T32] r4:8506bc80 [ 1334.707635][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.707717][ T32] INFO: task kworker/1:196:4540 blocked for more than 461 seconds. [ 1334.707785][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.707890][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.707932][ T32] task:kworker/1:196 state:D stack:0 pid:4540 tgid:4540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.708016][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.708129][ T32] Call trace: [ 1334.708190][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1334.708256][ T32] r10:8291a684 r9:eb035d84 r8:00000002 r7:60000113 r6:eb035d8c r5:85444800 [ 1334.708281][ T32] r4:85444800 [ 1334.708301][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1334.708346][ T32] r5:85444800 r4:8291a680 [ 1334.708372][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.708439][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.711946][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb035e08 [ 1334.711995][ T32] r4:00000000 [ 1334.712120][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1334.712182][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1334.712223][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.712265][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85471ac0 [ 1334.712288][ T32] r4:00000000 [ 1334.712307][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.712367][ T32] r9:83018205 r8:85444800 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1334.712395][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.712788][ T32] r5:00001000 r4:ea911000 [ 1334.713005][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.713049][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.713216][ T32] r5:85334f8c r4:85334c00 [ 1334.713253][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.713427][ T32] r7:ddde2d80 r6:83018200 r5:85334f8c r4:85472800 [ 1334.713536][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.713588][ T32] r10:61c88647 r9:85444800 r8:8547282c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.713768][ T32] r4:85472800 [ 1334.713876][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.713927][ T32] r10:00000000 r9:85472800 r8:80287e08 r7:eb02de60 r6:85472880 r5:85444800 [ 1334.713993][ T32] r4:00000001 [ 1334.714032][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.714197][ T32] Exception stack(0xeb035fb0 to 0xeb035ff8) [ 1334.714242][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.714316][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.714347][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.714380][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.714402][ T32] r4:85471800 [ 1334.714904][ T32] INFO: task kworker/1:196:4540 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1334.714950][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.715111][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.715167][ T32] Call trace: [ 1334.715424][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.715480][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1334.715535][ T32] r4:00000000 [ 1334.715753][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.715840][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1334.715959][ T32] 9d20: c175d000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1334.715994][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1334.716021][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1334.716046][ T32] r5:80000013 r4:80239bb0 [ 1334.716066][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.716111][ T32] r4:82ac21e4 [ 1334.716280][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.716343][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1334.716401][ T32] r4:e05d9dc0 [ 1334.716425][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.716526][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1334.716652][ T32] r4:00000000 [ 1334.716778][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.716900][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1334.716926][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.716968][ T32] r5:00001000 r4:eb0cb000 [ 1334.716988][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.717027][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.717068][ T32] r5:8597c38c r4:8597c000 [ 1334.717088][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.717134][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1334.717155][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.717200][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.717227][ T32] r4:8506c780 [ 1334.717249][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.717294][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1334.717351][ T32] r4:00000001 [ 1334.717673][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.717718][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1334.717794][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.717827][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.717855][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.717920][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.718136][ T32] r4:8506bc80 [ 1334.718161][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.718192][ T32] INFO: task kworker/1:197:4541 blocked for more than 461 seconds. [ 1334.718245][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.718290][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.718363][ T32] task:kworker/1:197 state:D stack:0 pid:4541 tgid:4541 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.718439][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.738439][ T32] Call trace: [ 1334.738959][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1334.739044][ T32] r10:8291a684 r9:eb021d84 r8:00000002 r7:60000113 r6:eb021d8c r5:85445400 [ 1334.739070][ T32] r4:85445400 [ 1334.739093][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1334.739137][ T32] r5:85445400 r4:8291a680 [ 1334.739177][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.739273][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.739326][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb021e08 [ 1334.739378][ T32] r4:00000000 [ 1334.739489][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1334.739551][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1334.739723][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.739824][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85471c80 [ 1334.739857][ T32] r4:00000000 [ 1334.739880][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.739953][ T32] r9:83018205 r8:85445400 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 [ 1334.740067][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.740118][ T32] r5:00001000 r4:eaaeb000 [ 1334.740187][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.740232][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.740280][ T32] r5:8533538c r4:85335000 [ 1334.740303][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.740418][ T32] r7:ddde2d80 r6:83018200 r5:8533538c r4:85472900 [ 1334.740553][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.740604][ T32] r10:61c88647 r9:85445400 r8:8547292c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.740648][ T32] r4:85472900 [ 1334.740770][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.740995][ T32] r10:00000000 r9:85472900 r8:80287e08 r7:eb035e60 r6:85472980 r5:85445400 [ 1334.741022][ T32] r4:00000001 [ 1334.741045][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.741118][ T32] Exception stack(0xeb021fb0 to 0xeb021ff8) [ 1334.741235][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.741349][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.741380][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.741564][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.741594][ T32] r4:85471940 [ 1334.742040][ T32] INFO: task kworker/1:197:4541 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1334.742077][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.742232][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.742356][ T32] Call trace: [ 1334.742558][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.742609][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1334.742633][ T32] r4:00000000 [ 1334.742685][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.742784][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1334.742829][ T32] 9d20: c19de000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1334.742862][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1334.742888][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1334.742912][ T32] r5:80000013 r4:80239bb0 [ 1334.743027][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.743074][ T32] r4:82ac21e4 [ 1334.743095][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.743137][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1334.743190][ T32] r4:e05d9dc0 [ 1334.743302][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.743413][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1334.743633][ T32] r4:00000000 [ 1334.743721][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.743775][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1334.743797][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.743840][ T32] r5:00001000 r4:eb0cb000 [ 1334.743859][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.743897][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.743938][ T32] r5:8597c38c r4:8597c000 [ 1334.743958][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.744002][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1334.744027][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.744075][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.744098][ T32] r4:8506c780 [ 1334.744117][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.744161][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1334.744248][ T32] r4:00000001 [ 1334.744271][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.744367][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1334.744398][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.744429][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.744457][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.744487][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.744509][ T32] r4:8506bc80 [ 1334.744559][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.744591][ T32] INFO: task kworker/1:198:4544 blocked for more than 461 seconds. [ 1334.744625][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.744650][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.744701][ T32] task:kworker/1:198 state:D stack:0 pid:4544 tgid:4544 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.744911][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.745148][ T32] Call trace: [ 1334.745185][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1334.745233][ T32] r10:8291a684 r9:eb039d84 r8:00000002 r7:60000113 r6:eb039d8c r5:85446000 [ 1334.745256][ T32] r4:85446000 [ 1334.745276][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1334.745470][ T32] r5:85446000 r4:8291a680 [ 1334.745497][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.745552][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.745597][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb039e08 [ 1334.745619][ T32] r4:00000000 [ 1334.745638][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1334.745704][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1334.745755][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.745796][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85471dc0 [ 1334.745942][ T32] r4:00000000 [ 1334.745967][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.746132][ T32] r9:83018205 r8:85446000 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 1334.746167][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.746211][ T32] r5:00001000 r4:eab0d000 [ 1334.746231][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.746532][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.746579][ T32] r5:8533578c r4:85335400 [ 1334.746598][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.746660][ T32] r7:ddde2d80 r6:83018200 r5:8533578c r4:85472a00 [ 1334.746684][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.746872][ T32] r10:61c88647 r9:85446000 r8:85472a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.747107][ T32] r4:85472a00 [ 1334.747131][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.747225][ T32] r10:00000000 r9:85472a00 r8:80287e08 r7:eb021e60 r6:85472a80 r5:85446000 [ 1334.747252][ T32] r4:00000001 [ 1334.747365][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.747405][ T32] Exception stack(0xeb039fb0 to 0xeb039ff8) [ 1334.747458][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.747538][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.747575][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.747605][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.747626][ T32] r4:85471b00 [ 1334.747922][ T32] INFO: task kworker/1:198:4544 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1334.748041][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.748306][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.748350][ T32] Call trace: [ 1334.748415][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.769679][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1334.769762][ T32] r4:00000000 [ 1334.769804][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.769924][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1334.770135][ T32] 9d20: c1e38000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1334.770256][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1334.770370][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1334.770400][ T32] r5:80000013 r4:80239bb0 [ 1334.770422][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.770498][ T32] r4:82ac21e4 [ 1334.770523][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.770614][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1334.770653][ T32] r4:e05d9dc0 [ 1334.770727][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.770872][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1334.770901][ T32] r4:00000000 [ 1334.770923][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.770971][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1334.771314][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.771435][ T32] r5:00001000 r4:eb0cb000 [ 1334.771459][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.771500][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.771543][ T32] r5:8597c38c r4:8597c000 [ 1334.771667][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.771726][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1334.771750][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.771797][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.771821][ T32] r4:8506c780 [ 1334.771842][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.771886][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1334.771984][ T32] r4:00000001 [ 1334.772009][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.772111][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1334.772168][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.772200][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.772227][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.772254][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.772347][ T32] r4:8506bc80 [ 1334.772463][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.772497][ T32] INFO: task kworker/1:199:4545 blocked for more than 461 seconds. [ 1334.772533][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.772591][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.772651][ T32] task:kworker/1:199 state:D stack:0 pid:4545 tgid:4545 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.772737][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.772817][ T32] Call trace: [ 1334.772924][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1334.773041][ T32] r10:8291a684 r9:eb03dd84 r8:00000002 r7:60000013 r6:eb03dd8c r5:85446c00 [ 1334.773069][ T32] r4:85446c00 [ 1334.773091][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1334.773150][ T32] r5:85446c00 r4:8291a680 [ 1334.773368][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.773430][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.773552][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb03de08 [ 1334.773598][ T32] r4:00000000 [ 1334.773719][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1334.773854][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1334.773895][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.773937][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853e8040 [ 1334.773959][ T32] r4:00000000 [ 1334.773982][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.774058][ T32] r9:83018205 r8:85446c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1334.774083][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.774173][ T32] r5:00001000 r4:eac39000 [ 1334.774284][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.774327][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.774370][ T32] r5:85335f8c r4:85335c00 [ 1334.774390][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.774519][ T32] r7:ddde2d80 r6:83018200 r5:85335f8c r4:85472b00 [ 1334.774557][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.774641][ T32] r10:61c88647 r9:85446c00 r8:85472b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.774667][ T32] r4:85472b00 [ 1334.774687][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.774766][ T32] r10:00000000 r9:85472b00 r8:80287e08 r7:eb039e60 r6:85472b80 r5:85446c00 [ 1334.774803][ T32] r4:00000001 [ 1334.774866][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.774908][ T32] Exception stack(0xeb03dfb0 to 0xeb03dff8) [ 1334.775101][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.775135][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.775162][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.775211][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.775421][ T32] r4:85471c40 [ 1334.775879][ T32] INFO: task kworker/1:199:4545 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1334.775916][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.775997][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.776053][ T32] Call trace: [ 1334.776083][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.776131][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1334.776188][ T32] r4:00000000 [ 1334.776212][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.776253][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1334.776283][ T32] 9d20: c1e38000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1334.776344][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1334.776388][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1334.776414][ T32] r5:80000013 r4:80239bb0 [ 1334.776468][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.776513][ T32] r4:82ac21e4 [ 1334.776563][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.776608][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1334.776630][ T32] r4:e05d9dc0 [ 1334.776649][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.776690][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1334.776746][ T32] r4:00000000 [ 1334.776771][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.776818][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1334.776840][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.776880][ T32] r5:00001000 r4:eb0cb000 [ 1334.776900][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.776970][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.777093][ T32] r5:8597c38c r4:8597c000 [ 1334.777116][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.777163][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1334.777184][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.777230][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.777266][ T32] r4:8506c780 [ 1334.777288][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.777335][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1334.777418][ T32] r4:00000001 [ 1334.777441][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.777480][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1334.777507][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.777536][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.777562][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.777590][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.777612][ T32] r4:8506bc80 [ 1334.777632][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.777719][ T32] INFO: task kworker/1:200:4546 blocked for more than 461 seconds. [ 1334.777783][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.777841][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.777865][ T32] task:kworker/1:200 state:D stack:0 pid:4546 tgid:4546 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.777912][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.778097][ T32] Call trace: [ 1334.778133][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1334.778180][ T32] r10:8291a684 r9:eb045d84 r8:00000002 r7:60000013 r6:eb045d8c r5:85448000 [ 1334.778203][ T32] r4:85448000 [ 1334.778305][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1334.778420][ T32] r5:85448000 r4:8291a680 [ 1334.818975][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.819072][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.819141][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb045e08 [ 1334.819229][ T32] r4:00000000 [ 1334.819277][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1334.819500][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1334.819611][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.819727][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85475040 [ 1334.819755][ T32] r4:00000000 [ 1334.819839][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.819895][ T32] r9:83018205 r8:85448000 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 1334.819921][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.819971][ T32] r5:00001000 r4:eac27000 [ 1334.819992][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.820032][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.820075][ T32] r5:85335b8c r4:85335800 [ 1334.820177][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.820231][ T32] r7:ddde2d80 r6:83018200 r5:85335b8c r4:85472c00 [ 1334.820253][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.820328][ T32] r10:61c88647 r9:85448000 r8:85472c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.820357][ T32] r4:85472c00 [ 1334.820379][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.820617][ T32] r10:00000000 r9:85472c00 r8:80287e08 r7:eb03de60 r6:85472c80 r5:85448000 [ 1334.820645][ T32] r4:00000001 [ 1334.820666][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.820706][ T32] Exception stack(0xeb045fb0 to 0xeb045ff8) [ 1334.820808][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.820842][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.820952][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.821069][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.821184][ T32] r4:85471c40 [ 1334.821624][ T32] INFO: task kworker/1:200:4546 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1334.821912][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.821990][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.822043][ T32] Call trace: [ 1334.822298][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.822355][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1334.822412][ T32] r4:00000000 [ 1334.822436][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.822532][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1334.822648][ T32] 9d20: c254c000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1334.822681][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1334.822706][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1334.822758][ T32] r5:80000013 r4:80239bb0 [ 1334.822784][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.822826][ T32] r4:82ac21e4 [ 1334.822847][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.822889][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1334.823019][ T32] r4:e05d9dc0 [ 1334.823043][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.823085][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1334.823141][ T32] r4:00000000 [ 1334.823165][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.823264][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1334.823291][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.823382][ T32] r5:00001000 r4:eb0cb000 [ 1334.823406][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.823448][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.823492][ T32] r5:8597c38c r4:8597c000 [ 1334.823512][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.823668][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1334.823725][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.823799][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.823863][ T32] r4:8506c780 [ 1334.823924][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.824043][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1334.824072][ T32] r4:00000001 [ 1334.824162][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.824279][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1334.824312][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.824342][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.824393][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.824507][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.824533][ T32] r4:8506bc80 [ 1334.824555][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.824616][ T32] INFO: task kworker/1:201:4549 blocked for more than 461 seconds. [ 1334.824728][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.824811][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.824943][ T32] task:kworker/1:201 state:D stack:0 pid:4549 tgid:4549 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.825094][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.825138][ T32] Call trace: [ 1334.825383][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1334.825431][ T32] r10:8291a684 r9:eb049d84 r8:00000002 r7:60000113 r6:eb049d8c r5:85449800 [ 1334.825488][ T32] r4:85449800 [ 1334.825544][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1334.825600][ T32] r5:85449800 r4:8291a680 [ 1334.825728][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.825773][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.825822][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb049e08 [ 1334.825854][ T32] r4:00000000 [ 1334.825874][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1334.826009][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1334.826072][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.826118][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853e8480 [ 1334.826142][ T32] r4:00000000 [ 1334.826162][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.826206][ T32] r9:83018205 r8:85449800 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1334.826234][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.826277][ T32] r5:00001000 r4:eac8b000 [ 1334.826329][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.826378][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.826564][ T32] r5:8533638c r4:85336000 [ 1334.826685][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.826777][ T32] r7:ddde2d80 r6:83018200 r5:8533638c r4:85472d00 [ 1334.826905][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.826958][ T32] r10:61c88647 r9:85449800 r8:85472d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.826983][ T32] r4:85472d00 [ 1334.827128][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.827360][ T32] r10:00000000 r9:85472d00 r8:80287e08 r7:eb03de60 r6:85472d80 r5:85449800 [ 1334.827585][ T32] r4:00000001 [ 1334.827659][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.827699][ T32] Exception stack(0xeb049fb0 to 0xeb049ff8) [ 1334.827731][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.827760][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.827787][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.827937][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.828052][ T32] r4:853e8100 [ 1334.828356][ T32] INFO: task kworker/1:201:4549 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1334.828393][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.828520][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.855681][ T32] Call trace: [ 1334.855871][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.856021][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1334.856066][ T32] r4:00000000 [ 1334.856097][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.856175][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1334.856241][ T32] 9d20: c2a02000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1334.856326][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1334.856450][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1334.856537][ T32] r5:80000013 r4:80239bb0 [ 1334.856566][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.856615][ T32] r4:82ac21e4 [ 1334.856638][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.856780][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1334.856809][ T32] r4:e05d9dc0 [ 1334.856831][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.856990][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1334.857020][ T32] r4:00000000 [ 1334.857042][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.857121][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1334.857218][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.857356][ T32] r5:00001000 r4:eb0cb000 [ 1334.857385][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.857536][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.857681][ T32] r5:8597c38c r4:8597c000 [ 1334.857797][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.857852][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1334.857923][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.858203][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.858247][ T32] r4:8506c780 [ 1334.858272][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.858360][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1334.858561][ T32] r4:00000001 [ 1334.862667][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.862885][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1334.863003][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.863040][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.863119][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.863155][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.863231][ T32] r4:8506bc80 [ 1334.863259][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.863347][ T32] INFO: task kworker/1:202:4550 blocked for more than 461 seconds. [ 1334.863433][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.863465][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.863490][ T32] task:kworker/1:202 state:D stack:0 pid:4550 tgid:4550 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.863551][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.863599][ T32] Call trace: [ 1334.863668][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1334.863721][ T32] r10:8291a684 r9:eb04dd84 r8:00000002 r7:60000113 r6:eb04dd8c r5:8544a400 [ 1334.863744][ T32] r4:8544a400 [ 1334.863764][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1334.863806][ T32] r5:8544a400 r4:8291a680 [ 1334.863847][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.863891][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.864661][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb04de08 [ 1334.864884][ T32] r4:00000000 [ 1334.864910][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1334.864949][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1334.865574][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.865629][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853e8580 [ 1334.865652][ T32] r4:00000000 [ 1334.865683][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.865760][ T32] r9:83018205 r8:8544a400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1334.865786][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.865829][ T32] r5:00001000 r4:eacc9000 [ 1334.865850][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.865904][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.865950][ T32] r5:8533678c r4:85336400 [ 1334.865976][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.866024][ T32] r7:ddde2d80 r6:83018200 r5:8533678c r4:85472e00 [ 1334.866068][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.866124][ T32] r10:61c88647 r9:8544a400 r8:85472e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.866147][ T32] r4:85472e00 [ 1334.866171][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.866218][ T32] r10:00000000 r9:85472e00 r8:80287e08 r7:eb049e60 r6:85472e80 r5:8544a400 [ 1334.866241][ T32] r4:00000001 [ 1334.866260][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.866296][ T32] Exception stack(0xeb04dfb0 to 0xeb04dff8) [ 1334.866375][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.866408][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.866435][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.866482][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.866536][ T32] r4:853e8100 [ 1334.867010][ T32] INFO: task kworker/1:202:4550 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1334.867104][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.867275][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.867406][ T32] Call trace: [ 1334.867464][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.867525][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1334.867597][ T32] r4:00000000 [ 1334.867621][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.867662][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1334.867691][ T32] 9d20: c2a02000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1334.867748][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1334.867778][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1334.867829][ T32] r5:80000013 r4:80239bb0 [ 1334.867860][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.867903][ T32] r4:82ac21e4 [ 1334.867924][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.867970][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1334.868019][ T32] r4:e05d9dc0 [ 1334.868042][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.868111][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1334.868144][ T32] r4:00000000 [ 1334.868191][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.868242][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1334.868266][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.868307][ T32] r5:00001000 r4:eb0cb000 [ 1334.868328][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.868373][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.868509][ T32] r5:8597c38c r4:8597c000 [ 1334.887814][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.887930][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1334.887975][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.888029][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.888053][ T32] r4:8506c780 [ 1334.888073][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.888121][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1334.888143][ T32] r4:00000001 [ 1334.888238][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.888283][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1334.888313][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.888390][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.888463][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.891192][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.891251][ T32] r4:8506bc80 [ 1334.891279][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.891310][ T32] INFO: task kworker/1:203:4553 blocked for more than 461 seconds. [ 1334.891343][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.891369][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.891390][ T32] task:kworker/1:203 state:D stack:0 pid:4553 tgid:4553 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.891448][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.891551][ T32] Call trace: [ 1334.891589][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1334.891645][ T32] r10:8291a684 r9:eb041d84 r8:00000002 r7:60000113 r6:eb041d8c r5:85448c00 [ 1334.891669][ T32] r4:85448c00 [ 1334.891733][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1334.891789][ T32] r5:85448c00 r4:8291a680 [ 1334.891813][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.891877][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.891923][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb041e08 [ 1334.891971][ T32] r4:00000000 [ 1334.891996][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1334.892032][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1334.892071][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.892115][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853e8680 [ 1334.892139][ T32] r4:00000000 [ 1334.892159][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.892257][ T32] r9:83018205 r8:85448c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [ 1334.892284][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.892441][ T32] r5:00001000 r4:eacf9000 [ 1334.892517][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.892581][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.892627][ T32] r5:85336b8c r4:85336800 [ 1334.892683][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.892736][ T32] r7:ddde2d80 r6:83018200 r5:85336b8c r4:85472f00 [ 1334.892781][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.892832][ T32] r10:61c88647 r9:85448c00 r8:85472f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.892856][ T32] r4:85472f00 [ 1334.892877][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.892996][ T32] r10:00000000 r9:85472f00 r8:80287e08 r7:eb04de60 r6:85472f80 r5:85448c00 [ 1334.893031][ T32] r4:00000001 [ 1334.893076][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.893143][ T32] Exception stack(0xeb041fb0 to 0xeb041ff8) [ 1334.893273][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.893306][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.893358][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.893464][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.893496][ T32] r4:853e8380 [ 1334.893955][ T32] INFO: task kworker/1:203:4553 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1334.894000][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.894128][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.894190][ T32] Call trace: [ 1334.894224][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.894306][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1334.894333][ T32] r4:00000000 [ 1334.894378][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.894426][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1334.894455][ T32] 9d20: c2d35000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1334.894485][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1334.894510][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1334.894535][ T32] r5:80000013 r4:80239bb0 [ 1334.894556][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.894597][ T32] r4:82ac21e4 [ 1334.894617][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.894658][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1334.894812][ T32] r4:e05d9dc0 [ 1334.894886][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.894958][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1334.894993][ T32] r4:00000000 [ 1334.895014][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.895084][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1334.895195][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.895250][ T32] r5:00001000 r4:eb0cb000 [ 1334.895272][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.895373][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.895452][ T32] r5:8597c38c r4:8597c000 [ 1334.895476][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.895524][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1334.895571][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.895626][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.895660][ T32] r4:8506c780 [ 1334.895732][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.895782][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1334.895806][ T32] r4:00000001 [ 1334.895849][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.895899][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1334.895928][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.895957][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.895991][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.896020][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.896042][ T32] r4:8506bc80 [ 1334.896061][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.896085][ T32] INFO: task kworker/1:204:4555 blocked for more than 461 seconds. [ 1334.896137][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 4 printk messages dropped ** [ 1334.896372][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1334.896419][ T32] r10:8291a684 r9:eb051d84 r8:00000002 r7:60000113 r6:eb051d8c r5:8544bc00 [ 1334.896442][ T32] r4:8544bc00 [ 1334.896512][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1334.896558][ T32] r5:8544bc00 r4:8291a680 [ 1334.896579][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.896619][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.896660][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb051e08 [ 1334.896683][ T32] r4:00000000 [ 1334.896703][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1334.896763][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1334.896828][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.896873][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853e8840 [ 1334.896895][ T32] r4:00000000 [ 1334.896940][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.896995][ T32] r9:83018205 r8:8544bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [ 1334.897034][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.897095][ T32] r5:00001000 r4:ead15000 [ 1334.897377][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.897423][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.897464][ T32] r5:85336f8c r4:85336c00 [ 1334.897486][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.897564][ T32] r7:ddde2d80 r6:83018200 r5:85336f8c r4:853e2000 [ 1334.897589][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.897737][ T32] r10:61c88647 r9:8544bc00 r8:853e202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.897854][ T32] r4:853e2000 [ 1334.897877][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.897974][ T32] r10:00000000 r9:853e2000 r8:80287e08 r7:eb041e60 r6:853e2080 r5:8544bc00 [ 1334.898144][ T32] r4:00000001 [ 1334.898168][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.898205][ T32] Exception stack(0xeb051fb0 to 0xeb051ff8) [ 1334.898547][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.916918][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.916980][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.917018][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.917043][ T32] r4:853e8400 [ 1334.917478][ T32] INFO: task kworker/1:204:4555 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1334.917522][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.917597][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.917716][ T32] Call trace: [ 1334.917754][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.917809][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1334.917833][ T32] r4:00000000 [ 1334.917878][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.917925][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1334.917955][ T32] 9d20: c3051000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1334.917992][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1334.918031][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1334.918084][ T32] r5:80000013 r4:80239bb0 [ 1334.918149][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.918196][ T32] r4:82ac21e4 [ 1334.918218][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.918285][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1334.918347][ T32] r4:e05d9dc0 [ 1334.918371][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.918436][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1334.923249][ T32] r4:00000000 [ 1334.923359][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.923451][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 ** 6 printk messages dropped ** [ 1334.923740][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 ** 5 printk messages dropped ** [ 1334.923952][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1334.924335][ T32] INFO: task kworker/1:205:4558 blocked for more than 461 seconds. ** 6 printk messages dropped ** [ 1334.924650][ T32] r10:8291a684 r9:eb061d84 r8:00000002 r7:60000013 r6:eb061d8c r5:84b0c800 ** 1 printk messages dropped ** [ 1334.924726][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1334.924804][ T32] r5:84b0c800 r4:8291a680 [ 1334.924854][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.924898][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.924941][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb061e08 [ 1334.924976][ T32] r4:00000000 [ 1334.925000][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1334.925037][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1334.925083][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.925128][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853e8980 [ 1334.925151][ T32] r4:00000000 [ 1334.925171][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.925213][ T32] r9:83018205 r8:84b0c800 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 [ 1334.925235][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1334.925376][ T32] r5:8533738c r4:85337000 [ 1334.925443][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1334.925676][ T32] r10:00000000 r9:853e2100 r8:80287e08 r7:eb051e60 r6:8546b780 r5:84b0c800 ** 9 printk messages dropped ** [ 1334.926503][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1334.927168][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1334.927407][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1334.927647][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1334.928026][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1334.928259][ T32] r4:8506bc80 ** 5 printk messages dropped ** [ 1334.943703][ T32] Workqueue: events bpf_prog_free_deferred ** 4 printk messages dropped ** [ 1334.944122][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) ** 9 printk messages dropped ** [ 1334.944582][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1334.944865][ T32] r5:8533778c r4:85337400 [ 1334.944889][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 4 printk messages dropped ** [ 1334.945068][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1334.945404][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1334.946144][ T32] r4:00000000 [ 1334.946163][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.946201][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1334.946235][ T32] 9d20: c3260000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1334.946278][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1334.946309][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1334.946350][ T32] r5:80000013 r4:80239bb0 [ 1334.946399][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.946444][ T32] r4:82ac21e4 [ 1334.946466][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.946507][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1334.946528][ T32] r4:e05d9dc0 [ 1334.946547][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.946587][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1334.946632][ T32] r4:00000000 [ 1334.946657][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.946751][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1334.946805][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.946853][ T32] r5:00001000 r4:eb0cb000 [ 1334.946922][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.946973][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.947041][ T32] r5:8597c38c r4:8597c000 [ 1334.947114][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.947196][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1334.947228][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.947276][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.947299][ T32] r4:8506c780 [ 1334.947342][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.947424][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1334.947452][ T32] r4:00000001 [ 1334.947473][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.947558][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1334.947589][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.947646][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.947730][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.947769][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.947793][ T32] r4:8506bc80 [ 1334.947878][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.947926][ T32] INFO: task kworker/1:207:4560 blocked for more than 461 seconds. [ 1334.947993][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.948076][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.948103][ T32] task:kworker/1:207 state:D stack:0 pid:4560 tgid:4560 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.948152][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.948222][ T32] Call trace: [ 1334.948255][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1334.948302][ T32] r10:8291a684 r9:eb069d84 r8:00000002 r7:60000013 r6:eb069d8c r5:84b0e000 [ 1334.948326][ T32] r4:84b0e000 [ 1334.948347][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1334.948389][ T32] r5:84b0e000 r4:8291a680 [ 1334.948425][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.965588][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.965762][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb069e08 [ 1334.965790][ T32] r4:00000000 [ 1334.965811][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1334.965847][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1334.965899][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.965972][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853e8c80 [ 1334.966074][ T32] r4:00000000 [ 1334.966098][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.966148][ T32] r9:83018205 r8:84b0e000 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 [ 1334.966173][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.966245][ T32] r5:00001000 r4:eaec1000 [ 1334.966296][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.966342][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.966387][ T32] r5:85337b8c r4:85337800 [ 1334.966407][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.966479][ T32] r7:ddde2d80 r6:83018200 r5:85337b8c r4:853e2180 [ 1334.966506][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.966568][ T32] r10:61c88647 r9:84b0e000 r8:853e21ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.966595][ T32] r4:853e2180 [ 1334.966615][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.966661][ T32] r10:00000000 r9:853e2180 r8:80287e08 r7:eb065e60 r6:8546b880 r5:84b0e000 [ 1334.966686][ T32] r4:00000001 [ 1334.966757][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.966808][ T32] Exception stack(0xeb069fb0 to 0xeb069ff8) [ 1334.966842][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.966896][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.966927][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.966956][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.966987][ T32] r4:853e89c0 [ 1334.967481][ T32] INFO: task kworker/1:207:4560 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1334.967577][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.967727][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.967777][ T32] Call trace: [ 1334.967835][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.967886][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1334.967910][ T32] r4:00000000 [ 1334.967929][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.968022][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1334.968080][ T32] 9d20: c3583000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1334.968113][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1334.968138][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1334.968162][ T32] r5:80000013 r4:80239bb0 [ 1334.968183][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.968297][ T32] r4:82ac21e4 [ 1334.968322][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.968391][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 ** 7 printk messages dropped ** [ 1334.979628][ T32] r5:00001000 r4:eb0cb000 ** 6 printk messages dropped ** [ 1334.979910][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1334.980305][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1334.980750][ T32] Workqueue: events bpf_prog_free_deferred ** 1 printk messages dropped ** [ 1334.980984][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1334.981089][ T32] r10:8291a684 r9:eb06dd84 r8:00000002 r7:60000013 r6:eb06dd8c r5:84b0bc00 [ 1334.981123][ T32] r4:84b0bc00 [ 1334.981145][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1334.981189][ T32] r5:84b0bc00 r4:8291a680 [ 1334.981211][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.981261][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.981308][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb06de08 [ 1334.981378][ T32] r4:00000000 [ 1334.981402][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1334.981442][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1334.981477][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.981517][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853e8dc0 [ 1334.981539][ T32] r4:00000000 [ 1334.981575][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.981637][ T32] r9:83018205 r8:84b0bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [ 1334.981703][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.981748][ T32] r5:00001000 r4:eaee5000 [ 1334.981767][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.981809][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.981851][ T32] r5:85337f8c r4:85337c00 [ 1334.981870][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.981914][ T32] r7:ddde2d80 r6:83018200 r5:85337f8c r4:853e2280 [ 1334.981934][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.982059][ T32] r10:61c88647 r9:84b0bc00 r8:853e22ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1334.982203][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1334.982619][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1334.983473][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 1334.983932][ T32] r4:e05d9dc0 ** 6 printk messages dropped ** [ 1334.984225][ T32] r5:00001000 r4:eb0cb000 ** 6 printk messages dropped ** [ 1334.984512][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1334.984804][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1334.985449][ T32] r10:8291a684 r9:eb071d84 r8:00000002 r7:60000013 r6:eb071d8c r5:8542e000 ** 10 printk messages dropped ** [ 1334.986302][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8546ffc0 ** 7 printk messages dropped ** [ 1334.986701][ T32] r5:854a8b8c r4:854a8800 ** 1 printk messages dropped ** [ 1334.986808][ T32] r7:ddde2d80 r6:83018200 r5:854a8b8c r4:853e2300 ** 1 printk messages dropped ** [ 1334.986876][ T32] r10:61c88647 r9:8542e000 r8:853e232c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.986924][ T32] r4:853e2300 [ 1334.986957][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.987010][ T32] r10:00000000 r9:853e2300 r8:80287e08 r7:eb06de60 r6:8546b980 r5:8542e000 [ 1334.987034][ T32] r4:00000001 [ 1334.987069][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.987133][ T32] Exception stack(0xeb071fb0 to 0xeb071ff8) [ 1334.987164][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.987193][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.987220][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.987248][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.987270][ T32] r4:853e8c40 [ 1334.987543][ T32] INFO: task kworker/1:209:4564 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1334.987577][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.987633][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.987676][ T32] Call trace: [ 1334.987711][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.987784][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1334.987812][ T32] r4:00000000 [ 1334.987833][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.987941][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1334.987980][ T32] 9d20: c379e000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1334.988059][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1334.988089][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1334.988113][ T32] r5:80000013 r4:80239bb0 [ 1334.988134][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.988176][ T32] r4:82ac21e4 [ 1334.988196][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.988247][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1334.988273][ T32] r4:e05d9dc0 [ 1334.988294][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.988334][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1334.988358][ T32] r4:00000000 [ 1334.988404][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.011062][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1335.011124][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.011197][ T32] r5:00001000 r4:eb0cb000 [ 1335.011232][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.011278][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.011322][ T32] r5:8597c38c r4:8597c000 [ 1335.011343][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.011397][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1335.011420][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.011468][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.011491][ T32] r4:8506c780 [ 1335.011510][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.011580][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1335.011679][ T32] r4:00000001 [ 1335.011727][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1335.012060][ T32] INFO: task kworker/1:210:4567 blocked for more than 461 seconds. ** 6 printk messages dropped ** [ 1335.012541][ T32] r10:8291a684 r9:eb05dd84 r8:00000002 r7:60000013 r6:eb05dd8c r5:8544c800 ** 9 printk messages dropped ** [ 1335.012985][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1335.013583][ T32] r5:854a838c r4:854a8000 [ 1335.013651][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1335.013745][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1335.014194][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1335.015012][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 ** 8 printk messages dropped ** [ 1335.015370][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1335.015538][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1335.015865][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1335.016245][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1335.016556][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1335.016885][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 1335.017899][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1335.036487][ T32] r5:8539cb8c r4:8539c800 [ 1335.036618][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 4 printk messages dropped ** [ 1335.036972][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1335.037336][ T32] r4:853dc200 ** 2 printk messages dropped ** [ 1335.038003][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.038057][ T32] Call trace: [ 1335.038090][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1335.038142][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1335.038178][ T32] r4:00000000 [ 1335.038203][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.038267][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1335.038300][ T32] 9d20: c3e26000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1335.038329][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1335.038356][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1335.038395][ T32] r5:80000013 r4:80239bb0 [ 1335.038551][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.045510][ T32] r4:82ac21e4 [ 1335.045642][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.045714][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1335.045764][ T32] r4:e05d9dc0 [ 1335.045788][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.045834][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1335.045881][ T32] r4:00000000 [ 1335.045928][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.046044][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1335.046078][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.046154][ T32] r5:00001000 r4:eb0cb000 [ 1335.046189][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.046245][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.046315][ T32] r5:8597c38c r4:8597c000 [ 1335.046341][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.046390][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1335.046428][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.046482][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.046529][ T32] r4:8506c780 [ 1335.046594][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.046647][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1335.046684][ T32] r4:00000001 [ 1335.046709][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.046773][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1335.046805][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.046836][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.046864][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.046893][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.046916][ T32] r4:8506bc80 [ 1335.046950][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.046996][ T32] INFO: task kworker/1:211:4570 blocked for more than 461 seconds. [ 1335.047030][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.047080][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.047133][ T32] task:kworker/1:211 state:D stack:0 pid:4570 tgid:4570 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.047211][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.047261][ T32] Call trace: [ 1335.047321][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1335.047397][ T32] r10:8291a684 r9:eb091d84 r8:00000002 r7:60000113 r6:eb091d8c r5:85299800 [ 1335.047426][ T32] r4:85299800 [ 1335.047447][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1335.047495][ T32] r5:85299800 r4:8291a680 [ 1335.047518][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.047558][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.047648][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb091e08 [ 1335.047676][ T32] r4:00000000 [ 1335.047712][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1335.047754][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1335.047789][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.047829][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853e80c0 [ 1335.047876][ T32] r4:00000000 [ 1335.047923][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.047989][ T32] r9:83018205 r8:85299800 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 ** 3 printk messages dropped ** [ 1335.048119][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.048184][ T32] r5:854a878c r4:854a8400 ** 1 printk messages dropped ** [ 1335.048288][ T32] r7:ddde2d80 r6:83018200 r5:854a878c r4:853e2480 ** 4 printk messages dropped ** [ 1335.063269][ T32] r10:00000000 r9:853e2480 r8:80287e08 r7:eb071e60 r6:8546bb00 r5:85299800 [ 1335.063300][ T32] r4:00000001 [ 1335.063371][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.063464][ T32] Exception stack(0xeb091fb0 to 0xeb091ff8) [ 1335.063507][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.063538][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.063587][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.063621][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.063644][ T32] r4:853e8fc0 [ 1335.064079][ T32] INFO: task kworker/1:211:4570 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1335.064150][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.064291][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.064351][ T32] Call trace: [ 1335.064407][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1335.064464][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1335.064514][ T32] r4:00000000 [ 1335.064540][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.064630][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1335.064681][ T32] 9d20: c4122000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1335.064715][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1335.064815][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1335.064870][ T32] r5:80000013 r4:80239bb0 [ 1335.064922][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.064978][ T32] r4:82ac21e4 [ 1335.065025][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.065073][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1335.065095][ T32] r4:e05d9dc0 [ 1335.065117][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.065158][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1335.065250][ T32] r4:00000000 [ 1335.065276][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.065345][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1335.065372][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.065415][ T32] r5:00001000 r4:eb0cb000 [ 1335.065435][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.065508][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.065558][ T32] r5:8597c38c r4:8597c000 [ 1335.065578][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.065684][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1335.065710][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.065758][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.065804][ T32] r4:8506c780 [ 1335.065828][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.065874][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1335.065922][ T32] r4:00000001 [ 1335.065971][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.066012][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1335.066040][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.066099][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.066130][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.066179][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.066208][ T32] r4:8506bc80 [ 1335.066282][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.066336][ T32] INFO: task kworker/1:212:4573 blocked for more than 461 seconds. [ 1335.066412][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.066442][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.066463][ T32] task:kworker/1:212 state:D stack:0 pid:4573 tgid:4573 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 2 printk messages dropped ** [ 1335.066643][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) ** 5 printk messages dropped ** [ 1335.066870][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1335.067041][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1335.067391][ T32] r5:00001000 r4:eb0a7000 ** 2 printk messages dropped ** [ 1335.067528][ T32] r5:854a8f8c r4:854a8c00 [ 1335.067553][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.067599][ T32] r7:ddde2d80 r6:83018200 r5:854a8f8c r4:853e2500 [ 1335.067674][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.067804][ T32] r10:61c88647 r9:848e8000 r8:853e252c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 1 printk messages dropped ** [ 1335.068004][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1335.068512][ T32] r4:8546fe80 ** 2 printk messages dropped ** [ 1335.090813][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1335.091806][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 ** 5 printk messages dropped ** [ 1335.092056][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 ** 2 printk messages dropped ** [ 1335.092287][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1335.092315][ T32] r4:00000000 [ 1335.092336][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.092401][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1335.092520][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.092567][ T32] r5:00001000 r4:eb0cb000 [ 1335.092643][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.092687][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.092762][ T32] r5:8597c38c r4:8597c000 [ 1335.092786][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.092887][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1335.093000][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.093118][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.093164][ T32] r4:8506c780 [ 1335.093189][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.093355][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1335.093578][ T32] r4:00000001 [ 1335.093660][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.093765][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1335.093796][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.093878][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.093994][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.094028][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.094050][ T32] r4:8506bc80 [ 1335.094072][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.094101][ T32] INFO: task kworker/1:213:4574 blocked for more than 461 seconds. [ 1335.094325][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.094358][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.094411][ T32] task:kworker/1:213 state:D stack:0 pid:4574 tgid:4574 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.094625][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.094687][ T32] Call trace: [ 1335.094795][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1335.094845][ T32] r10:8291a684 r9:eb0b1d84 r8:00000002 r7:60000013 r6:eb0b1d8c r5:848e9800 [ 1335.094870][ T32] r4:848e9800 [ 1335.094890][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1335.095058][ T32] r5:848e9800 r4:8291a680 [ 1335.095085][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.095178][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.095223][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0b1e08 [ 1335.095276][ T32] r4:00000000 [ 1335.095300][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1335.095337][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1335.095371][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.095458][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853db340 [ 1335.095529][ T32] r4:00000000 [ 1335.095553][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.095676][ T32] r9:83018205 r8:848e9800 r7:00000000 r6:83018200 r5:00001000 r4:7f0b1000 [ 1335.095702][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.095783][ T32] r5:00001000 r4:eb0b3000 [ 1335.095803][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.095841][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.095882][ T32] r5:854a938c r4:854a9000 [ 1335.095901][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.095946][ T32] r7:ddde2d80 r6:83018200 r5:854a938c r4:853e2580 [ 1335.095974][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.096123][ T32] r10:61c88647 r9:848e9800 r8:853e25ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.096151][ T32] r4:853e2580 [ 1335.096183][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.096233][ T32] r10:00000000 r9:853e2580 r8:80287e08 r7:eb0a5e60 r6:8546bc00 r5:848e9800 [ 1335.096256][ T32] r4:00000001 [ 1335.096289][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1335.096435][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1335.097107][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) ** 7 printk messages dropped ** [ 1335.097433][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 ** 10 printk messages dropped ** [ 1335.098168][ T32] r5:8597c38c r4:8597c000 ** 6 printk messages dropped ** [ 1335.098841][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1335.107886][ T32] r4:00000001 [ 1335.107940][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.108017][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1335.108051][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.108081][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.108139][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.108550][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.108971][ T32] r4:8506bc80 [ 1335.109028][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.109082][ T32] INFO: task kworker/1:214:4577 blocked for more than 461 seconds. [ 1335.109122][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.109149][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.109172][ T32] task:kworker/1:214 state:D stack:0 pid:4577 tgid:4577 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.109244][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.109489][ T32] Call trace: [ 1335.109628][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1335.109714][ T32] r10:8291a684 r9:eb0c1d84 r8:00000002 r7:60000113 r6:eb0c1d8c r5:848eb000 [ 1335.109742][ T32] r4:848eb000 [ 1335.109763][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1335.109810][ T32] r5:848eb000 r4:8291a680 [ 1335.109833][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.109874][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.109920][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0c1e08 [ 1335.109944][ T32] r4:00000000 [ 1335.110157][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1335.110208][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1335.110281][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.110403][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853db4c0 [ 1335.110429][ T32] r4:00000000 [ 1335.110453][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.110504][ T32] r9:83018205 r8:848eb000 r7:00000000 r6:83018200 r5:00001000 r4:7f0b5000 [ 1335.110526][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.110568][ T32] r5:00001000 r4:eb0c7000 [ 1335.110609][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.110719][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.110972][ T32] r5:854a978c r4:854a9400 [ 1335.111011][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.111244][ T32] r7:ddde2d80 r6:83018200 r5:854a978c r4:853e2600 [ 1335.111270][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.111318][ T32] r10:61c88647 r9:848eb000 r8:853e262c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.111341][ T32] r4:853e2600 [ 1335.111360][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.111457][ T32] r10:00000000 r9:853e2600 r8:80287e08 r7:eb0b1e60 r6:8546bc80 r5:848eb000 [ 1335.111484][ T32] r4:00000001 [ 1335.111505][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.111543][ T32] Exception stack(0xeb0c1fb0 to 0xeb0c1ff8) [ 1335.111659][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.111778][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.111808][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.111841][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.111864][ T32] r4:853db1c0 [ 1335.112409][ T32] INFO: task kworker/1:214:4577 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1335.112462][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.112558][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.112640][ T32] Call trace: [ 1335.112759][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1335.112869][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 ** 1 printk messages dropped ** [ 1335.112986][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.113102][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1335.113140][ T32] 9d20: c45d0000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1335.113219][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1335.113248][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1335.113434][ T32] r5:80000013 r4:80239bb0 [ 1335.113460][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.113545][ T32] r4:82ac21e4 [ 1335.113572][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.113678][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1335.113788][ T32] r4:e05d9dc0 [ 1335.113811][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.113902][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1335.113928][ T32] r4:00000000 [ 1335.114139][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.114258][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1335.114283][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.114330][ T32] r5:00001000 r4:eb0cb000 [ 1335.114368][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.114413][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.114579][ T32] r5:8597c38c r4:8597c000 [ 1335.114604][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.114652][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1335.114675][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.114757][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.114798][ T32] r4:8506c780 [ 1335.115024][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.115140][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1335.115256][ T32] r4:00000001 [ 1335.115466][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.115587][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1335.115617][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1335.115946][ T32] r4:8506bc80 ** 1 printk messages dropped ** [ 1335.116003][ T32] INFO: task kworker/1:215:4578 blocked for more than 461 seconds. [ 1335.116065][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.116093][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.116116][ T32] task:kworker/1:215 state:D stack:0 pid:4578 tgid:4578 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.116163][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.116268][ T32] Call trace: [ 1335.116298][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1335.116374][ T32] r10:8291a684 r9:eb0c5d84 r8:00000002 r7:60000113 r6:eb0c5d8c r5:848ebc00 [ 1335.116420][ T32] r4:848ebc00 [ 1335.116443][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1335.116486][ T32] r5:848ebc00 r4:8291a680 [ 1335.116505][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.116543][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.116612][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0c5e08 [ 1335.116638][ T32] r4:00000000 [ 1335.116658][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1335.116692][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1335.116725][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.116769][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853db5c0 [ 1335.116795][ T32] r4:00000000 [ 1335.116816][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.116892][ T32] r9:83018205 r8:848ebc00 r7:00000000 r6:83018200 r5:00001000 r4:7f027000 [ 1335.116977][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.117023][ T32] r5:00001000 r4:dfa43000 [ 1335.117043][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.117112][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.117159][ T32] r5:854a9b8c r4:854a9800 [ 1335.117230][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.117415][ T32] r7:ddde2d80 r6:83018200 r5:854a9b8c r4:853e2680 [ 1335.117441][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.117494][ T32] r10:61c88647 r9:848ebc00 r8:853e26ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.117519][ T32] r4:853e2680 [ 1335.117538][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.117582][ T32] r10:00000000 r9:853e2680 r8:80287e08 r7:eb0c1e60 r6:8546bd00 r5:848ebc00 [ 1335.117718][ T32] r4:00000001 [ 1335.117742][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.117777][ T32] Exception stack(0xeb0c5fb0 to 0xeb0c5ff8) [ 1335.117803][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.117831][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.117871][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.117902][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.117926][ T32] r4:853db1c0 [ 1335.118201][ T32] INFO: task kworker/1:215:4578 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1335.118259][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.118324][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.118381][ T32] Call trace: [ 1335.118456][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1335.152701][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1335.152880][ T32] r4:00000000 [ 1335.152909][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.152997][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1335.153037][ T32] 9d20: c4bff000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1335.153115][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1335.153145][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1335.153171][ T32] r5:80000013 r4:80239bb0 [ 1335.153192][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.153339][ T32] r4:82ac21e4 [ 1335.153788][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.153907][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1335.154120][ T32] r4:e05d9dc0 [ 1335.154145][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.154188][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1335.154210][ T32] r4:00000000 [ 1335.154230][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.154333][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1335.154361][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.154562][ T32] r5:00001000 r4:eb0cb000 ** 1 printk messages dropped ** [ 1335.154967][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1335.155188][ T32] r4:8506c780 [ 1335.155207][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.155252][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1335.155328][ T32] r4:00000001 [ 1335.155742][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.155782][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1335.155809][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.155857][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.155887][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.155916][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.156093][ T32] r4:8506bc80 [ 1335.156122][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.156206][ T32] INFO: task kworker/1:216:4583 blocked for more than 461 seconds. [ 1335.156244][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.156324][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.156439][ T32] task:kworker/1:216 state:D stack:0 pid:4583 tgid:4583 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.156505][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.156588][ T32] Call trace: [ 1335.156711][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1335.156805][ T32] r10:8291a684 r9:eae51d84 r8:00000002 r7:60000113 r6:eae51d8c r5:848ec800 [ 1335.157031][ T32] r4:848ec800 [ 1335.157057][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1335.157322][ T32] r5:848ec800 r4:8291a680 [ 1335.157347][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.157437][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.157485][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae51e08 [ 1335.157509][ T32] r4:00000000 [ 1335.157559][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1335.157600][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1335.157652][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.157698][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547e540 [ 1335.157895][ T32] r4:00000000 [ 1335.157919][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.157969][ T32] r9:83018205 r8:848ec800 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 [ 1335.158023][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.158245][ T32] r5:00001000 r4:eb089000 [ 1335.158370][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.158434][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.158527][ T32] r5:854ab78c r4:854ab400 [ 1335.158572][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.171583][ T32] r7:ddde2d80 r6:83018200 r5:854ab78c r4:853e2700 [ 1335.171692][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.171770][ T32] r10:61c88647 r9:848ec800 r8:853e272c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.171819][ T32] r4:853e2700 [ 1335.171845][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.171946][ T32] r10:00000000 r9:853e2700 r8:80287e08 r7:eb0c5e60 r6:8546bd80 r5:848ec800 [ 1335.171981][ T32] r4:00000001 [ 1335.172003][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.172042][ T32] Exception stack(0xeae51fb0 to 0xeae51ff8) [ 1335.172073][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.172246][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.172559][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.172608][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.172646][ T32] r4:853db3c0 [ 1335.173774][ T32] INFO: task kworker/1:216:4583 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1335.173873][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.174001][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.174103][ T32] Call trace: [ 1335.174147][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1335.174201][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1335.174239][ T32] r4:00000000 [ 1335.174343][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.174437][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1335.174498][ T32] 9d20: c4c62000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1335.174557][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1335.174586][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1335.174610][ T32] r5:80000013 r4:80239bb0 [ 1335.174673][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.174728][ T32] r4:82ac21e4 [ 1335.174849][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.174898][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1335.174921][ T32] r4:e05d9dc0 [ 1335.174967][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.175017][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1335.175121][ T32] r4:00000000 [ 1335.175194][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.175252][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1335.175300][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.175461][ T32] r5:00001000 r4:eb0cb000 [ 1335.175537][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.175586][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.175630][ T32] r5:8597c38c r4:8597c000 [ 1335.175730][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.175781][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1335.175804][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.175850][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.175898][ T32] r4:8506c780 [ 1335.175973][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.176048][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1335.176083][ T32] r4:00000001 [ 1335.176103][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.176139][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1335.176166][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.176194][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.176226][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.176304][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.176380][ T32] r4:8506bc80 [ 1335.176411][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.176504][ T32] INFO: task kworker/0:512:4584 blocked for more than 461 seconds. [ 1335.176544][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.176572][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.176594][ T32] task:kworker/0:512 state:D stack:0 pid:4584 tgid:4584 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.176685][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.176748][ T32] Call trace: [ 1335.176838][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1335.176888][ T32] r10:8291a684 r9:eaf29d84 r8:00000002 r7:60000013 r6:eaf29d8c r5:848ed400 [ 1335.176913][ T32] r4:848ed400 [ 1335.176945][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1335.177072][ T32] r5:848ed400 r4:8291a680 [ 1335.177153][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.177197][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.177440][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf29e08 [ 1335.177469][ T32] r4:00000000 [ 1335.177567][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1335.177605][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1335.177730][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.177775][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853dca00 [ 1335.177835][ T32] r4:00000000 [ 1335.177859][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.177910][ T32] r9:83018005 r8:848ed400 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [ 1335.177935][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.177984][ T32] r5:00001000 r4:e001b000 [ 1335.178005][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.178095][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.178141][ T32] r5:8539d38c r4:8539d000 [ 1335.178161][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.178293][ T32] r7:dddced80 r6:83018000 r5:8539d38c r4:8546be00 [ 1335.178342][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.178397][ T32] r10:61c88647 r9:848ed400 r8:8546be2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.178493][ T32] r4:8546be00 [ 1335.199196][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.199330][ T32] r10:00000000 r9:8546be00 r8:80287e08 r7:eb015e60 r6:8546be80 r5:848ed400 [ 1335.199367][ T32] r4:00000001 [ 1335.199411][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.199481][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1335.199517][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.199657][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.199713][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.199753][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.199800][ T32] r4:853dcec0 [ 1335.200263][ T32] INFO: task kworker/0:512:4584 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1335.200326][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.200436][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.200544][ T32] Call trace: [ 1335.200657][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1335.200764][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1335.200840][ T32] r4:00000000 [ 1335.200865][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.200967][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1335.201057][ T32] 9d20: c4f9d000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1335.201090][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1335.201141][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1335.201202][ T32] r5:80000013 r4:80239bb0 [ 1335.201227][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.201343][ T32] r4:82ac21e4 [ 1335.201370][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.201462][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1335.201544][ T32] r4:e05d9dc0 [ 1335.201568][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.201611][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1335.201733][ T32] r4:00000000 [ 1335.201758][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.201830][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1335.201863][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.201957][ T32] r5:00001000 r4:eb0cb000 [ 1335.201987][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.202029][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.202095][ T32] r5:8597c38c r4:8597c000 [ 1335.202127][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.202225][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1335.202252][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.202394][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.202446][ T32] r4:8506c780 [ 1335.202511][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.202615][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1335.202661][ T32] r4:00000001 [ 1335.202708][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.202775][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1335.202807][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.202837][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.202863][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.202891][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.202939][ T32] r4:8506bc80 [ 1335.202993][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.203050][ T32] INFO: task kworker/1:217:4586 blocked for more than 461 seconds. [ 1335.203090][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.203117][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.203137][ T32] task:kworker/1:217 state:D stack:0 pid:4586 tgid:4586 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.203214][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.203259][ T32] Call trace: [ 1335.203314][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1335.203365][ T32] r10:8291a684 r9:eaf31d84 r8:00000002 r7:60000113 r6:eaf31d8c r5:848ea400 [ 1335.203389][ T32] r4:848ea400 [ 1335.203409][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1335.203450][ T32] r5:848ea400 r4:8291a680 [ 1335.203470][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.203537][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.203578][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf31e08 [ 1335.203623][ T32] r4:00000000 [ 1335.203648][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1335.203684][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1335.203782][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.203826][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853db700 [ 1335.203849][ T32] r4:00000000 [ 1335.203917][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.203969][ T32] r9:83018205 r8:848ea400 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [ 1335.203992][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.204033][ T32] r5:00001000 r4:e055b000 [ 1335.204076][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.204140][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.204187][ T32] r5:854a9f8c r4:854a9c00 [ 1335.204212][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.204260][ T32] r7:ddde2d80 r6:83018200 r5:854a9f8c r4:853e2780 [ 1335.204339][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.204436][ T32] r10:61c88647 r9:848ea400 r8:853e27ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 1 printk messages dropped ** [ 1335.204565][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1335.204868][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1335.205693][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 5 printk messages dropped ** [ 1335.206129][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 3 printk messages dropped ** [ 1335.206255][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff ** 5 printk messages dropped ** [ 1335.206624][ T32] r4:e05d9dc0 ** 4 printk messages dropped ** [ 1335.207113][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 ** 9 printk messages dropped ** [ 1335.208152][ T32] r4:8506c780 ** 5 printk messages dropped ** [ 1335.208574][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.239199][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.239255][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.239290][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.239316][ T32] r4:8506bc80 [ 1335.239343][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.239374][ T32] INFO: task kworker/0:513:4587 blocked for more than 461 seconds. [ 1335.239409][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.239436][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.239484][ T32] task:kworker/0:513 state:D stack:0 pid:4587 tgid:4587 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.239550][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.239625][ T32] Call trace: [ 1335.239664][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1335.239718][ T32] r10:8291a684 r9:eae11d84 r8:00000002 r7:60000113 r6:eae11d8c r5:848eec00 [ 1335.239741][ T32] r4:848eec00 [ 1335.239760][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1335.239802][ T32] r5:848eec00 r4:8291a680 [ 1335.239822][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.239860][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.239902][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae11e08 [ 1335.239924][ T32] r4:00000000 [ 1335.239970][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1335.240024][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1335.240067][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.240109][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853cc280 [ 1335.240157][ T32] r4:00000000 [ 1335.240181][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.240228][ T32] r9:83018005 r8:848eec00 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 1335.240275][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.240337][ T32] r5:00001000 r4:e006f000 [ 1335.240410][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.240503][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.240574][ T32] r5:8539d78c r4:8539d400 [ 1335.240598][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.240658][ T32] r7:dddced80 r6:83018000 r5:8539d78c r4:8546bf80 [ 1335.240683][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.240759][ T32] r10:61c88647 r9:848eec00 r8:8546bfac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.240786][ T32] r4:8546bf80 [ 1335.240806][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.240853][ T32] r10:00000000 r9:8546bf80 r8:80287e08 r7:eaf29e60 r6:853ca000 r5:848eec00 [ 1335.240874][ T32] r4:00000001 [ 1335.240893][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1335.241100][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1335.242023][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 ** 8 printk messages dropped ** [ 1335.242365][ T32] r4:82ac21e4 ** 7 printk messages dropped ** [ 1335.242710][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 ** 9 printk messages dropped ** [ 1335.243144][ T32] r4:8506c780 ** 4 printk messages dropped ** [ 1335.243309][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) ** 7 printk messages dropped ** [ 1335.243558][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 7 printk messages dropped ** [ 1335.243909][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) ** 7 printk messages dropped ** [ 1335.244220][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 3 printk messages dropped ** [ 1335.244475][ T32] r9:83018005 r8:848e8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f063000 ** 4 printk messages dropped ** [ 1335.244765][ T32] r5:8539db8c r4:8539d800 [ 1335.244788][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.244834][ T32] r7:dddced80 r6:83018000 r5:8539db8c r4:853ca080 ** 1 printk messages dropped ** [ 1335.244922][ T32] r10:61c88647 r9:848e8c00 r8:853ca0ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1335.245036][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1335.245221][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1335.245642][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1335.245811][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1335.245898][ T32] 9d20: c5397000 e0047000 00000001 80239b98 7f07d000 00000001 ** 2 printk messages dropped ** [ 1335.246036][ T32] r5:80000013 r4:80239bb0 [ 1335.246079][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.246128][ T32] r4:82ac21e4 [ 1335.246175][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.246271][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1335.246374][ T32] r4:e05d9dc0 [ 1335.246415][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.246460][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1335.246483][ T32] r4:00000000 [ 1335.246527][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.246577][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1335.246598][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.246717][ T32] r5:00001000 r4:eb0cb000 [ 1335.246768][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.246811][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.246853][ T32] r5:8597c38c r4:8597c000 [ 1335.246874][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.246943][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1335.246974][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.247024][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.247047][ T32] r4:8506c780 [ 1335.247066][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.247110][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1335.247143][ T32] r4:00000001 [ 1335.247167][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.247203][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1335.247229][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.247305][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.247408][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.247440][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.247472][ T32] r4:8506bc80 [ 1335.247515][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.247542][ T32] INFO: task kworker/0:515:4591 blocked for more than 461 seconds. [ 1335.247570][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.247595][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.247617][ T32] task:kworker/0:515 state:D stack:0 pid:4591 tgid:4591 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.247798][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.247845][ T32] Call trace: [ 1335.248001][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1335.248064][ T32] r10:8291a684 r9:eaf91d84 r8:00000002 r7:60000113 r6:eaf91d8c r5:83252400 [ 1335.248090][ T32] r4:83252400 [ 1335.248111][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1335.248155][ T32] r5:83252400 r4:8291a680 [ 1335.248191][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.248234][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.248275][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf91e08 [ 1335.248298][ T32] r4:00000000 [ 1335.248318][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1335.248351][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1335.248502][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.266348][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853ccac0 [ 1335.266425][ T32] r4:00000000 [ 1335.266606][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.266679][ T32] r9:83018005 r8:83252400 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 [ 1335.266702][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.266772][ T32] r5:00001000 r4:ea9e3000 [ 1335.266795][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.266860][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.266910][ T32] r5:8539df8c r4:8539dc00 [ 1335.266931][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.266983][ T32] r7:dddced80 r6:83018000 r5:8539df8c r4:853ca180 [ 1335.267006][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.267053][ T32] r10:61c88647 r9:83252400 r8:853ca1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.267173][ T32] r4:853ca180 [ 1335.267198][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.267262][ T32] r10:00000000 r9:853ca180 r8:80287e08 r7:eaf6de60 r6:853ca200 r5:83252400 [ 1335.267289][ T32] r4:00000001 [ 1335.267310][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.267347][ T32] Exception stack(0xeaf91fb0 to 0xeaf91ff8) [ 1335.267378][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.267433][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.267464][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.267495][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.267518][ T32] r4:853cc100 [ 1335.267991][ T32] INFO: task kworker/0:515:4591 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1335.268049][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.268204][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.268281][ T32] Call trace: [ 1335.268363][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1335.268587][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1335.284447][ T32] r4:00000000 [ 1335.284522][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.284603][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1335.284640][ T32] 9d20: c5a18000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1335.284671][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1335.284709][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1335.284759][ T32] r5:80000013 r4:80239bb0 [ 1335.284784][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.284829][ T32] r4:82ac21e4 [ 1335.284849][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.284902][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1335.284936][ T32] r4:e05d9dc0 [ 1335.284974][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.285050][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1335.285077][ T32] r4:00000000 [ 1335.285098][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.285145][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1335.285167][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.285237][ T32] r5:00001000 r4:eb0cb000 [ 1335.285262][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.285328][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.285375][ T32] r5:8597c38c r4:8597c000 [ 1335.285395][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.285447][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1335.285472][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.285533][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.285560][ T32] r4:8506c780 [ 1335.285581][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.285650][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1335.285713][ T32] r4:00000001 [ 1335.285761][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.285801][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1335.285854][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.285916][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.285973][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.286008][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.286055][ T32] r4:8506bc80 [ 1335.286084][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.286125][ T32] INFO: task kworker/1:218:4592 blocked for more than 461 seconds. [ 1335.286184][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.286215][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.286239][ T32] task:kworker/1:218 state:D stack:0 pid:4592 tgid:4592 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.286348][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.286399][ T32] Call trace: [ 1335.286445][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1335.286511][ T32] r10:8291a684 r9:eafbdd84 r8:00000002 r7:60000113 r6:eafbdd8c r5:85410c00 [ 1335.286538][ T32] r4:85410c00 [ 1335.286559][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1335.286602][ T32] r5:85410c00 r4:8291a680 [ 1335.286655][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.286700][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.286763][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafbde08 [ 1335.286804][ T32] r4:00000000 [ 1335.286827][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1335.286864][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1335.286923][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.286973][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853db840 [ 1335.287020][ T32] r4:00000000 [ 1335.287067][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.287115][ T32] r9:83018205 r8:85410c00 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [ 1335.287138][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.287181][ T32] r5:00001000 r4:e0689000 [ 1335.287224][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.287292][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.287337][ T32] r5:854aa38c r4:854aa000 [ 1335.287357][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.287401][ T32] r7:ddde2d80 r6:83018200 r5:854aa38c r4:853e2800 [ 1335.287421][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.287490][ T32] r10:61c88647 r9:85410c00 r8:853e282c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.287542][ T32] r4:853e2800 [ 1335.287566][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.287637][ T32] r10:00000000 r9:853e2800 r8:80287e08 r7:eae51e60 r6:853ca280 r5:85410c00 [ 1335.287675][ T32] r4:00000001 [ 1335.287698][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.287758][ T32] Exception stack(0xeafbdfb0 to 0xeafbdff8) [ 1335.287813][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.287870][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.287904][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.287960][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.287990][ T32] r4:853db580 [ 1335.295621][ T32] INFO: task kworker/1:218:4592 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1335.295816][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.296012][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.296170][ T32] Call trace: [ 1335.296230][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1335.296333][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1335.296411][ T32] r4:00000000 [ 1335.296489][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.296579][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1335.296649][ T32] 9d20: c5a18000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1335.296701][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1335.296757][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1335.296829][ T32] r5:80000013 r4:80239bb0 [ 1335.296876][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.296957][ T32] r4:82ac21e4 [ 1335.297006][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.297090][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1335.297137][ T32] r4:e05d9dc0 [ 1335.297175][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.297260][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1335.297332][ T32] r4:00000000 [ 1335.297402][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.297528][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1335.297628][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.297712][ T32] r5:00001000 r4:eb0cb000 [ 1335.297775][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.297856][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.298172][ T32] r5:8597c38c r4:8597c000 [ 1335.298221][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.298312][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1335.298378][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.312208][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.312388][ T32] r4:8506c780 [ 1335.312540][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.312676][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1335.312765][ T32] r4:00000001 [ 1335.312972][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.313060][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1335.313156][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.313233][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.313313][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.313392][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.313442][ T32] r4:8506bc80 [ 1335.313484][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.313599][ T32] INFO: task kworker/1:219:4595 blocked for more than 461 seconds. [ 1335.313743][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.313801][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.313879][ T32] task:kworker/1:219 state:D stack:0 pid:4595 tgid:4595 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.314014][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.314191][ T32] Call trace: [ 1335.314289][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1335.314392][ T32] r10:8291a684 r9:eafd1d84 r8:00000002 r7:60000113 r6:eafd1d8c r5:85412400 [ 1335.314443][ T32] r4:85412400 [ 1335.314506][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1335.314589][ T32] r5:85412400 r4:8291a680 [ 1335.314639][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.314724][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.314848][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafd1e08 [ 1335.314931][ T32] r4:00000000 [ 1335.314981][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1335.315079][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1335.315162][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.315241][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853db9c0 [ 1335.315309][ T32] r4:00000000 [ 1335.315357][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.315475][ T32] r9:83018205 r8:85412400 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1335.315559][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.315649][ T32] r5:00001000 r4:e06f1000 [ 1335.315690][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.315766][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.315850][ T32] r5:854aa78c r4:854aa400 [ 1335.315917][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.316050][ T32] r7:ddde2d80 r6:83018200 r5:854aa78c r4:853e2880 [ 1335.316109][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.316235][ T32] r10:61c88647 r9:85412400 r8:853e28ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.316288][ T32] r4:853e2880 [ 1335.316325][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.316412][ T32] r10:00000000 r9:853e2880 r8:80287e08 r7:eae51e60 r6:853ca300 r5:85412400 [ 1335.316453][ T32] r4:00000001 [ 1335.316496][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.316565][ T32] Exception stack(0xeafd1fb0 to 0xeafd1ff8) [ 1335.316647][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.316737][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.316800][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.316908][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.316968][ T32] r4:853db6c0 [ 1335.317688][ T32] INFO: task kworker/1:219:4595 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1335.317762][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.317902][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.317997][ T32] Call trace: [ 1335.318062][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1335.318154][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1335.318208][ T32] r4:00000000 [ 1335.318245][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.318320][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1335.318384][ T32] 9d20: c5b80000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1335.318509][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1335.339204][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1335.339341][ T32] r5:80000013 r4:80239bb0 [ 1335.339419][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.339535][ T32] r4:82ac21e4 [ 1335.339584][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.339694][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1335.339749][ T32] r4:e05d9dc0 [ 1335.339787][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.339844][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1335.339921][ T32] r4:00000000 [ 1335.339969][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.340062][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1335.340113][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.340213][ T32] r5:00001000 r4:eb0cb000 [ 1335.340259][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.340338][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.340433][ T32] r5:8597c38c r4:8597c000 [ 1335.340517][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.340626][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1335.340670][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.340761][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.340804][ T32] r4:8506c780 [ 1335.340849][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.340937][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1335.341009][ T32] r4:00000001 [ 1335.341077][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.341158][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1335.341214][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.341264][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.341327][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.341381][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.341428][ T32] r4:8506bc80 [ 1335.341470][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.341527][ T32] INFO: task kworker/1:220:4597 blocked for more than 461 seconds. [ 1335.341606][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.341655][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.341699][ T32] task:kworker/1:220 state:D stack:0 pid:4597 tgid:4597 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.341821][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.341910][ T32] Call trace: [ 1335.342041][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1335.342167][ T32] r10:8291a684 r9:eafe1d84 r8:00000002 r7:60000113 r6:eafe1d8c r5:85411800 [ 1335.342227][ T32] r4:85411800 [ 1335.342267][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1335.342378][ T32] r5:85411800 r4:8291a680 [ 1335.342429][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.342519][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.342617][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafe1e08 [ 1335.342692][ T32] r4:00000000 [ 1335.342761][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1335.342957][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1335.343286][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.343408][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853dbf80 [ 1335.343483][ T32] r4:00000000 [ 1335.343549][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.343655][ T32] r9:83018205 r8:85411800 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1335.343709][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.343844][ T32] r5:00001000 r4:eae05000 [ 1335.343930][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.344027][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.344133][ T32] r5:854aab8c r4:854aa800 [ 1335.344183][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.344285][ T32] r7:ddde2d80 r6:83018200 r5:854aab8c r4:853e2900 [ 1335.344336][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.344442][ T32] r10:61c88647 r9:85411800 r8:853e292c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.344541][ T32] r4:853e2900 [ 1335.344717][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.344855][ T32] r10:00000000 r9:853e2900 r8:80287e08 r7:eae51e60 r6:853ca380 r5:85411800 [ 1335.344917][ T32] r4:00000001 [ 1335.345012][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.345110][ T32] Exception stack(0xeafe1fb0 to 0xeafe1ff8) [ 1335.345209][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1335.345361][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1335.346603][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1335.347366][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) ** 3 printk messages dropped ** [ 1335.347748][ T32] r5:80000013 r4:80239bb0 [ 1335.347823][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.347937][ T32] r4:82ac21e4 [ 1335.347988][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.348091][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1335.348171][ T32] r4:e05d9dc0 [ 1335.348243][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.348342][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1335.348474][ T32] r4:00000000 [ 1335.382429][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.382573][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1335.382610][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.382677][ T32] r5:00001000 r4:eb0cb000 [ 1335.382773][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.382820][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.382866][ T32] r5:8597c38c r4:8597c000 [ 1335.383020][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.383090][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1335.383117][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.383218][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.383252][ T32] r4:8506c780 [ 1335.383273][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.383369][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1335.383396][ T32] r4:00000001 [ 1335.383441][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.383556][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1335.383598][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.383629][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.383661][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.383715][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1335.384210][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 1335.384703][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1335.385046][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.385111][ T32] r5:8539e38c r4:8539e000 ** 2 printk messages dropped ** [ 1335.385212][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1335.385715][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1335.386641][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 ** 5 printk messages dropped ** [ 1335.386884][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff ** 2 printk messages dropped ** [ 1335.387020][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1335.387130][ T32] r4:e05d9dc0 ** 1 printk messages dropped ** [ 1335.387211][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 ** 4 printk messages dropped ** [ 1335.387392][ T32] r5:00001000 r4:eb0cb000 ** 4 printk messages dropped ** [ 1335.387585][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 ** 3 printk messages dropped ** [ 1335.387850][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1335.388099][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) ** 3 printk messages dropped ** [ 1335.388218][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 1335.388393][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1335.401068][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1335.401385][ T32] r4:00000000 [ 1335.401410][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.401511][ T32] r9:83018005 r8:85413c00 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 [ 1335.401546][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.401608][ T32] r5:00001000 r4:eaa2b000 [ 1335.401639][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.401730][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.401977][ T32] r5:8539e78c r4:8539e400 [ 1335.402011][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.402139][ T32] r7:dddced80 r6:83018000 r5:8539e78c r4:853ca500 [ 1335.402167][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.402216][ T32] r10:61c88647 r9:85413c00 r8:853ca52c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.402240][ T32] r4:853ca500 [ 1335.402261][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.402335][ T32] r10:00000000 r9:853ca500 r8:80287e08 r7:eafd9e60 r6:853ca580 r5:85413c00 [ 1335.402362][ T32] r4:00000001 [ 1335.402436][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.402481][ T32] Exception stack(0xeb059fb0 to 0xeb059ff8) [ 1335.402509][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.402581][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.402613][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.402642][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.402694][ T32] r4:853cca80 [ 1335.403176][ T32] INFO: task kworker/0:517:4602 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1335.403217][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.403309][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.403369][ T32] Call trace: [ 1335.403407][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1335.403457][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1335.403504][ T32] r4:00000000 [ 1335.403529][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.403571][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1335.403624][ T32] 9d20: c626c000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1335.403658][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1335.403732][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1335.403760][ T32] r5:80000013 r4:80239bb0 [ 1335.403782][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.403823][ T32] r4:82ac21e4 [ 1335.403868][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.403915][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1335.403938][ T32] r4:e05d9dc0 [ 1335.403957][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.404020][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1335.404055][ T32] r4:00000000 [ 1335.404101][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1335.404314][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1335.404541][ T32] r4:8506c780 ** 1 printk messages dropped ** [ 1335.404635][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 ** 3 printk messages dropped ** [ 1335.404752][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1335.404959][ T32] INFO: task kworker/0:518:4604 blocked for more than 461 seconds. ** 3 printk messages dropped ** [ 1335.405147][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1335.405619][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1335.406021][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853cc3c0 ** 6 printk messages dropped ** [ 1335.406447][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1335.406617][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.406668][ T32] r7:dddced80 r6:83018000 r5:8539ef8c r4:853ca600 [ 1335.406689][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.406769][ T32] r10:61c88647 r9:85414800 r8:853ca62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.406797][ T32] r4:853ca600 [ 1335.406818][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.406865][ T32] r10:00000000 r9:853ca600 r8:80287e08 r7:eb059e60 r6:853ca680 r5:85414800 [ 1335.406894][ T32] r4:00000001 [ 1335.406914][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.406967][ T32] Exception stack(0xeafedfb0 to 0xeafedff8) [ 1335.406999][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.407029][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.407056][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.407086][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.407108][ T32] r4:853ccc40 [ 1335.407451][ T32] INFO: task kworker/0:518:4604 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1335.407491][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.407577][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.407636][ T32] Call trace: [ 1335.407789][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1335.407845][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1335.407869][ T32] r4:00000000 [ 1335.407960][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.408062][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1335.408095][ T32] 9d20: c626c000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1335.408125][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1335.408150][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1335.408174][ T32] r5:80000013 r4:80239bb0 [ 1335.408195][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.408236][ T32] r4:82ac21e4 [ 1335.408256][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.408296][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1335.408318][ T32] r4:e05d9dc0 [ 1335.408336][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.408382][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1335.408419][ T32] r4:00000000 [ 1335.408464][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.426002][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1335.426058][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.426130][ T32] r5:00001000 r4:eb0cb000 [ 1335.426152][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.426193][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.426250][ T32] r5:8597c38c r4:8597c000 [ 1335.426300][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.426354][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 ** 5 printk messages dropped ** [ 1335.426633][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1335.427096][ T32] INFO: task kworker/0:519:4606 blocked for more than 461 seconds. ** 11 printk messages dropped ** [ 1335.427765][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1335.428331][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1335.439883][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1335.440926][ T32] 9d20: c66ed000 e0047000 00000001 80239b98 7f07d000 00000001 ** 14 printk messages dropped ** [ 1335.441463][ T32] r5:00001000 r4:eb0cb000 ** 4 printk messages dropped ** [ 1335.441683][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1335.441726][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.441804][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.441840][ T32] r4:8506c780 [ 1335.441864][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.441914][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1335.441938][ T32] r4:00000001 [ 1335.442053][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.442155][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1335.442215][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.442249][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.442279][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.442308][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.442331][ T32] r4:8506bc80 [ 1335.442352][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.442395][ T32] INFO: task kworker/0:520:4608 blocked for more than 461 seconds. [ 1335.442433][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.442460][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.442480][ T32] task:kworker/0:520 state:D stack:0 pid:4608 tgid:4608 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.442525][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.442596][ T32] Call trace: [ 1335.442686][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1335.442794][ T32] r10:8291a684 r9:eb0a1d84 r8:00000002 r7:60000113 r6:eb0a1d8c r5:85416c00 [ 1335.442835][ T32] r4:85416c00 [ 1335.442859][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1335.442905][ T32] r5:85416c00 r4:8291a680 [ 1335.442936][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.442988][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.443060][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0a1e08 [ 1335.443094][ T32] r4:00000000 [ 1335.443115][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1335.443175][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1335.443238][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.443300][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853c2600 [ 1335.443410][ T32] r4:00000000 [ 1335.443464][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.443517][ T32] r9:83018005 r8:85416c00 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 [ 1335.443553][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.443624][ T32] r5:00001000 r4:eab9d000 [ 1335.443729][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.443773][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.443817][ T32] r5:8539ff8c r4:8539fc00 [ 1335.443836][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.443880][ T32] r7:dddced80 r6:83018000 r5:8539ff8c r4:853ca800 [ 1335.443940][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.443998][ T32] r10:61c88647 r9:85416c00 r8:853ca82c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.444021][ T32] r4:853ca800 [ 1335.444040][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.444113][ T32] r10:00000000 r9:853ca800 r8:80287e08 r7:eafede60 r6:853ca880 r5:85416c00 [ 1335.444164][ T32] r4:00000001 [ 1335.444194][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.444255][ T32] Exception stack(0xeb0a1fb0 to 0xeb0a1ff8) [ 1335.444287][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.444316][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.444409][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.444453][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.444480][ T32] r4:853ccf80 [ 1335.444781][ T32] INFO: task kworker/0:520:4608 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1335.444819][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.444886][ T32] Workqueue: events bpf_prog_free_deferred ** 4 printk messages dropped ** [ 1335.445064][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 8 printk messages dropped ** [ 1335.445459][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 ** 9 printk messages dropped ** [ 1335.445774][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1335.446325][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1335.446807][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1335.447111][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1335.447233][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1335.447278][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.447327][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853dc5c0 [ 1335.447371][ T32] r4:00000000 [ 1335.447445][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.447493][ T32] r9:83018005 r8:85416000 r7:00000000 r6:83018000 r5:00001000 r4:7f06f000 [ 1335.447515][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.447555][ T32] r5:00001000 r4:eaaa1000 [ 1335.447575][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.447614][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.447692][ T32] r5:8539f38c r4:8539f000 [ 1335.447754][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.447877][ T32] r7:dddced80 r6:83018000 r5:8539f38c r4:853ca900 [ 1335.447902][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.447966][ T32] r10:61c88647 r9:85416000 r8:853ca92c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.448000][ T32] r4:853ca900 [ 1335.448068][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.448119][ T32] r10:00000000 r9:853ca900 r8:80287e08 r7:eb0a1e60 r6:853ca980 r5:85416000 [ 1335.448143][ T32] r4:00000001 [ 1335.448162][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.448198][ T32] Exception stack(0xeb0d5fb0 to 0xeb0d5ff8) [ 1335.448225][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.448253][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.448280][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.448309][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.448331][ T32] r4:853dcd80 [ 1335.470948][ T32] INFO: task kworker/0:521:4610 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1335.471149][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.471294][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.471366][ T32] Call trace: [ 1335.471400][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1335.471490][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1335.471543][ T32] r4:00000000 [ 1335.471568][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.471611][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1335.471641][ T32] 9d20: c6977000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1335.471699][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1335.471754][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1335.471783][ T32] r5:80000013 r4:80239bb0 [ 1335.471836][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.471882][ T32] r4:82ac21e4 [ 1335.471903][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.471944][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1335.472006][ T32] r4:e05d9dc0 [ 1335.472031][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.472075][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1335.472098][ T32] r4:00000000 [ 1335.472123][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1335.472598][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 ** 6 printk messages dropped ** [ 1335.472843][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 9 printk messages dropped ** [ 1335.473277][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1335.473775][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1335.474286][ T32] r5:00001000 r4:eab4f000 ** 1 printk messages dropped ** [ 1335.474449][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1335.474643][ T32] r10:61c88647 r9:848ee000 r8:853caa2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1335.475019][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1335.476054][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) ** 7 printk messages dropped ** [ 1335.476379][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 ** 9 printk messages dropped ** [ 1335.476913][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1335.477683][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1335.477796][ T32] r4:8506bc80 [ 1335.477816][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.477861][ T32] INFO: task kworker/0:523:4614 blocked for more than 461 seconds. [ 1335.477896][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.477920][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.477966][ T32] task:kworker/0:523 state:D stack:0 pid:4614 tgid:4614 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.478018][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.478082][ T32] Call trace: [ 1335.478226][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1335.478349][ T32] r10:8291a684 r9:eb0ddd84 r8:00000002 r7:60000013 r6:eb0ddd8c r5:84ba9800 [ 1335.478378][ T32] r4:84ba9800 [ 1335.478449][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1335.478554][ T32] r5:84ba9800 r4:8291a680 [ 1335.511513][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.511838][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.511955][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0dde08 [ 1335.512023][ T32] r4:00000000 [ 1335.512078][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1335.512189][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1335.512293][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.512392][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853c2400 [ 1335.512446][ T32] r4:00000000 [ 1335.512502][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.512610][ T32] r9:83018005 r8:84ba9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1335.512678][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.512874][ T32] r5:00001000 r4:eab83000 ** 1 printk messages dropped ** [ 1335.513070][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1335.513906][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1335.515455][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 22 printk messages dropped ** [ 1335.517683][ T32] r5:00001000 r4:eb0cb000 ** 8 printk messages dropped ** [ 1335.518451][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 4 printk messages dropped ** [ 1335.535992][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1335.536542][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 4 printk messages dropped ** [ 1335.537099][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) ** 13 printk messages dropped ** [ 1335.538244][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1335.554175][ T32] r10:61c88647 r9:84ba8c00 r8:853cac2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1335.554723][ T32] Exception stack(0xeb0e1fb0 to 0xeb0e1ff8) [ 1335.554844][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.554918][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.554987][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.555065][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.555125][ T32] r4:853c2200 [ 1335.555934][ T32] INFO: task kworker/0:524:4616 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1335.556047][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.556278][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.556429][ T32] Call trace: [ 1335.556518][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1335.556639][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1335.556742][ T32] r4:00000000 [ 1335.556804][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.556898][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1335.556963][ T32] 9d20: c706f000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1335.557091][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1335.557165][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1335.557225][ T32] r5:80000013 r4:80239bb0 [ 1335.557276][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.557379][ T32] r4:82ac21e4 [ 1335.557430][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.557527][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1335.557585][ T32] r4:e05d9dc0 [ 1335.557637][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.557746][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1335.557804][ T32] r4:00000000 [ 1335.557854][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.557963][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1335.558022][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.558120][ T32] r5:00001000 r4:eb0cb000 [ 1335.558171][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.558267][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.558361][ T32] r5:8597c38c r4:8597c000 [ 1335.558414][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.573071][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1335.573177][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.573439][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.573523][ T32] r4:8506c780 [ 1335.573586][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.573725][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1335.573802][ T32] r4:00000001 [ 1335.573875][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.573977][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1335.574086][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.574192][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.574266][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.574357][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.574627][ T32] r4:8506bc80 ** 2 printk messages dropped ** [ 1335.574943][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 8 printk messages dropped ** [ 1335.575815][ T32] r5:84bab000 r4:8291a680 ** 5 printk messages dropped ** [ 1335.576513][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1335.577418][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1335.578032][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1335.599439][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.599544][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.599612][ T32] r4:853c2700 [ 1335.600437][ T32] INFO: task kworker/0:525:4619 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1335.600540][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.600710][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.600865][ T32] Call trace: [ 1335.600987][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1335.601127][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1335.601190][ T32] r4:00000000 [ 1335.601248][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.601347][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1335.601477][ T32] 9d20: c72a4000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1335.601559][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1335.601624][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1335.601683][ T32] r5:80000013 r4:80239bb0 [ 1335.601751][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.601856][ T32] r4:82ac21e4 [ 1335.601911][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.602012][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1335.602072][ T32] r4:e05d9dc0 [ 1335.602154][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.602292][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1335.602378][ T32] r4:00000000 [ 1335.602432][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.602564][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1335.602639][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.602767][ T32] r5:00001000 r4:eb0cb000 [ 1335.602825][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.602924][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.603024][ T32] r5:8597c38c r4:8597c000 [ 1335.603081][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.603193][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1335.603253][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.603365][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.603422][ T32] r4:8506c780 [ 1335.603473][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.603599][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1335.603665][ T32] r4:00000001 [ 1335.603718][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.603822][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1335.603887][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.603956][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1335.604289][ T32] INFO: task kworker/0:526:4620 blocked for more than 462 seconds. ** 12 printk messages dropped ** [ 1335.605504][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0e9e08 ** 11 printk messages dropped ** [ 1335.606433][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1335.606937][ T32] r10:61c88647 r9:8544d400 r8:853cae2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 12 printk messages dropped ** [ 1335.640304][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.640687][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.640881][ T32] Call trace: [ 1335.640981][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1335.641125][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1335.641191][ T32] r4:00000000 [ 1335.641248][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.641371][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1335.641467][ T32] 9d20: c749b000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1335.641564][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1335.641634][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1335.641698][ T32] r5:80000013 r4:80239bb0 [ 1335.641770][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.641877][ T32] r4:82ac21e4 [ 1335.641931][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.642074][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1335.642156][ T32] r4:e05d9dc0 [ 1335.642236][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.642348][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1335.642459][ T32] r4:00000000 [ 1335.642521][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.642634][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1335.642691][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.642830][ T32] r5:00001000 r4:eb0cb000 [ 1335.642969][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.643111][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.643256][ T32] r5:8597c38c r4:8597c000 [ 1335.643329][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.643446][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1335.643500][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.643609][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.643671][ T32] r4:8506c780 [ 1335.643723][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.643845][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1335.643906][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1335.644113][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1335.644787][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.644847][ T32] task:kworker/0:527 state:D stack:0 pid:4621 tgid:4621 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.644996][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.645112][ T32] Call trace: [ 1335.645233][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1335.645364][ T32] r10:8291a684 r9:eb00dd84 r8:00000002 r7:60000013 r6:eb00dd8c r5:8544b000 [ 1335.645427][ T32] r4:8544b000 [ 1335.645478][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1335.645593][ T32] r5:8544b000 r4:8291a680 [ 1335.645694][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.645801][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.645930][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb00de08 [ 1335.645995][ T32] r4:00000000 [ 1335.646119][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1335.646215][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1335.646308][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.646424][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853c2e40 [ 1335.646500][ T32] r4:00000000 [ 1335.646557][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.646660][ T32] r9:83018005 r8:8544b000 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1335.646715][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.646864][ T32] r5:00001000 r4:eaf43000 ** 1 printk messages dropped ** [ 1335.647018][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.647120][ T32] r5:853b138c r4:853b1000 ** 1 printk messages dropped ** [ 1335.647299][ T32] r7:dddced80 r6:83018000 r5:853b138c r4:853cae80 ** 4 printk messages dropped ** [ 1335.647725][ T32] r10:00000000 r9:853cae80 r8:80287e08 r7:eb0e9e60 r6:853e2a00 r5:8544b000 ** 9 printk messages dropped ** [ 1335.676829][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1335.693297][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 ** 9 printk messages dropped ** [ 1335.694404][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1335.695350][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1335.695519][ T32] r4:00000001 [ 1335.695656][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.695767][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1335.695917][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.696112][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.696266][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.696399][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.696466][ T32] r4:8506bc80 [ 1335.696529][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.696600][ T32] INFO: task kworker/1:221:4623 blocked for more than 462 seconds. [ 1335.696680][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.696786][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.696889][ T32] task:kworker/1:221 state:D stack:0 pid:4623 tgid:4623 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.697063][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.697246][ T32] Call trace: [ 1335.697335][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1335.697446][ T32] r10:8291a684 r9:eb0f5d84 r8:00000002 r7:60000113 r6:eb0f5d8c r5:8544e000 [ 1335.697738][ T32] r4:8544e000 [ 1335.697838][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1335.697940][ T32] r5:8544e000 r4:8291a680 [ 1335.697994][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.698110][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.698227][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0f5e08 [ 1335.698286][ T32] r4:00000000 [ 1335.698336][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1335.698471][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1335.716031][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.716210][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547e440 [ 1335.716401][ T32] r4:00000000 [ 1335.716459][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.716595][ T32] r9:83018205 r8:8544e000 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 [ 1335.716661][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.716787][ T32] r5:00001000 r4:eb055000 [ 1335.716839][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.716919][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.717006][ T32] r5:854ab38c r4:854ab000 [ 1335.717054][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.717185][ T32] r7:ddde2d80 r6:83018200 r5:854ab38c r4:853e2a80 [ 1335.717243][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.717339][ T32] r10:61c88647 r9:8544e000 r8:853e2aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.717388][ T32] r4:853e2a80 [ 1335.717430][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.717535][ T32] r10:00000000 r9:853e2a80 r8:80287e08 r7:eae51e60 r6:853e2b00 r5:8544e000 [ 1335.717614][ T32] r4:00000001 [ 1335.717673][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.717774][ T32] Exception stack(0xeb0f5fb0 to 0xeb0f5ff8) [ 1335.717846][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.717915][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.717989][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.718062][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.718118][ T32] r4:853dbe00 [ 1335.733100][ T32] INFO: task kworker/1:221:4623 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1335.733361][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.733943][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.734118][ T32] Call trace: [ 1335.734207][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1335.734356][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1335.734481][ T32] r4:00000000 [ 1335.734552][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.734650][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1335.734721][ T32] 9d20: c7995000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1335.734913][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1335.735046][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff ** 4 printk messages dropped ** [ 1335.735657][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 ** 9 printk messages dropped ** [ 1335.737287][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1335.737744][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1335.738633][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1335.757642][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1335.757942][ T32] r4:8506bc80 ** 2 printk messages dropped ** [ 1335.758278][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1335.763822][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1335.764315][ T32] r4:8544ec00 ** 3 printk messages dropped ** [ 1335.764688][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1335.765210][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1335.766037][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1335.766321][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1335.767152][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1335.782851][ T32] Call trace: ** 1 printk messages dropped ** [ 1335.783135][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1335.783191][ T32] r4:00000000 [ 1335.783247][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.783342][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1335.783414][ T32] 9d20: c7e79000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1335.783505][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1335.783644][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1335.783766][ T32] r5:80000013 r4:80239bb0 [ 1335.783844][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.783950][ T32] r4:82ac21e4 [ 1335.783997][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.784096][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1335.784209][ T32] r4:e05d9dc0 [ 1335.784265][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.784368][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1335.784439][ T32] r4:00000000 [ 1335.784516][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.784625][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1335.784680][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.784781][ T32] r5:00001000 r4:eb0cb000 [ 1335.784828][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.784911][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.785007][ T32] r5:8597c38c r4:8597c000 [ 1335.785114][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.785234][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1335.785305][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.785416][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.785488][ T32] r4:8506c780 [ 1335.785543][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.785791][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1335.785854][ T32] r4:00000001 [ 1335.785903][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.786074][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1335.786153][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.786245][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.786320][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.786474][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.786542][ T32] r4:8506bc80 [ 1335.786599][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.786664][ T32] INFO: task kworker/0:529:4628 blocked for more than 462 seconds. [ 1335.786889][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.787000][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.787065][ T32] task:kworker/0:529 state:D stack:0 pid:4628 tgid:4628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.787186][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.787284][ T32] Call trace: [ 1335.787509][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1335.787623][ T32] r10:8291a684 r9:eb105d84 r8:00000002 r7:60000113 r6:eb105d8c r5:85451800 [ 1335.787680][ T32] r4:85451800 [ 1335.787740][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1335.787838][ T32] r5:85451800 r4:8291a680 [ 1335.788063][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.788167][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.788265][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb105e08 [ 1335.788549][ T32] r4:00000000 [ 1335.809584][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1335.809760][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1335.809857][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.809957][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853c2f80 [ 1335.810017][ T32] r4:00000000 [ 1335.810065][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.810194][ T32] r9:83018005 r8:85451800 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1335.810253][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.810375][ T32] r5:00001000 r4:eaf65000 [ 1335.810446][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.810537][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.810652][ T32] r5:853b178c r4:853b1400 [ 1335.810701][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.810830][ T32] r7:dddced80 r6:83018000 r5:853b178c r4:853caf80 [ 1335.810881][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.810974][ T32] r10:61c88647 r9:85451800 r8:853cafac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.811026][ T32] r4:853caf80 [ 1335.811094][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1335.811287][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1335.811711][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1335.812776][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1335.813428][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1335.813929][ T32] r5:80000013 r4:80239bb0 ** 6 printk messages dropped ** [ 1335.814421][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 ** 9 printk messages dropped ** [ 1335.815287][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 ** 7 printk messages dropped ** [ 1335.815896][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) ** 6 printk messages dropped ** [ 1335.816415][ T32] INFO: task kworker/0:530:4630 blocked for more than 462 seconds. [ 1335.816487][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.816545][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.816587][ T32] task:kworker/0:530 state:D stack:0 pid:4630 tgid:4630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.816682][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.816815][ T32] Call trace: [ 1335.816892][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1335.816991][ T32] r10:8291a684 r9:eb10dd84 r8:00000002 r7:60000013 r6:eb10dd8c r5:85450c00 [ 1335.817095][ T32] r4:85450c00 [ 1335.817148][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1335.817237][ T32] r5:85450c00 r4:8291a680 [ 1335.817318][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.817415][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.817515][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb10de08 [ 1335.817566][ T32] r4:00000000 [ 1335.817609][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1335.817711][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1335.817808][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.817906][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853c2a00 [ 1335.817982][ T32] r4:00000000 [ 1335.818038][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.818136][ T32] r9:83018005 r8:85450c00 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1335.818203][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.818303][ T32] r5:00001000 r4:eaf81000 [ 1335.818350][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.818441][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.842988][ T32] r5:853b1b8c r4:853b1800 [ 1335.843179][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.843329][ T32] r7:dddced80 r6:83018000 r5:853b1b8c r4:853c6000 [ 1335.843414][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.843528][ T32] r10:61c88647 r9:85450c00 r8:853c602c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.843599][ T32] r4:853c6000 [ 1335.843699][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.843819][ T32] r10:00000000 r9:853c6000 r8:80287e08 r7:eb105e60 r6:853e2c80 r5:85450c00 [ 1335.843867][ T32] r4:00000001 [ 1335.843910][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.843996][ T32] Exception stack(0xeb10dfb0 to 0xeb10dff8) [ 1335.844082][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.844164][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.844237][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.844330][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.844388][ T32] r4:853c2e00 [ 1335.845163][ T32] INFO: task kworker/0:530:4630 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1335.845473][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.845653][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.845779][ T32] Call trace: [ 1335.845859][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1335.845968][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1335.846021][ T32] r4:00000000 [ 1335.846068][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.846153][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1335.846217][ T32] 9d20: c8177000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1335.846287][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1335.846347][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1335.846420][ T32] r5:80000013 r4:80239bb0 [ 1335.846482][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.846578][ T32] r4:82ac21e4 [ 1335.846626][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.846722][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1335.846807][ T32] r4:e05d9dc0 [ 1335.846871][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.846990][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1335.847065][ T32] r4:00000000 [ 1335.847118][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.847230][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 ** 4 printk messages dropped ** [ 1335.847591][ T32] r5:8597c38c r4:8597c000 ** 6 printk messages dropped ** [ 1335.848139][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 ** 7 printk messages dropped ** [ 1335.871786][ T32] r4:8506bc80 ** 4 printk messages dropped ** [ 1335.872180][ T32] task:kworker/0:531 state:D stack:0 pid:4631 tgid:4631 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.872359][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.872486][ T32] Call trace: [ 1335.872562][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1335.872671][ T32] r10:8291a684 r9:eb111d84 r8:00000002 r7:60000013 r6:eb111d8c r5:85452400 [ 1335.872723][ T32] r4:85452400 [ 1335.872778][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1335.872863][ T32] r5:85452400 r4:8291a680 [ 1335.872913][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.873000][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.873125][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb111e08 [ 1335.873181][ T32] r4:00000000 [ 1335.873226][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1335.873330][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1335.873473][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.873571][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853dbb00 [ 1335.873637][ T32] r4:00000000 [ 1335.873682][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.873793][ T32] r9:83018005 r8:85452400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1335.873845][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.873955][ T32] r5:00001000 r4:eaf9d000 [ 1335.874010][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.874126][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.874242][ T32] r5:853b1f8c r4:853b1c00 [ 1335.874300][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.874404][ T32] r7:dddced80 r6:83018000 r5:853b1f8c r4:853c6080 [ 1335.874455][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.874585][ T32] r10:61c88647 r9:85452400 r8:853c60ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.874645][ T32] r4:853c6080 [ 1335.874694][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.874828][ T32] r10:00000000 r9:853c6080 r8:80287e08 r7:eb10de60 r6:853e2d00 r5:85452400 [ 1335.874882][ T32] r4:00000001 [ 1335.874927][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.875029][ T32] Exception stack(0xeb111fb0 to 0xeb111ff8) [ 1335.875103][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.875180][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.875266][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.875336][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.875387][ T32] r4:853c2e00 [ 1335.876146][ T32] INFO: task kworker/0:531:4631 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1335.876252][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.876429][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.876530][ T32] Call trace: [ 1335.876740][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1335.876862][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1335.877007][ T32] r4:00000000 [ 1335.877062][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.877147][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1335.877214][ T32] 9d20: c83cf000 e0047000 00000001 80239b98 7f07d000 00000001 ** 4 printk messages dropped ** [ 1335.877590][ T32] r4:82ac21e4 ** 6 printk messages dropped ** [ 1335.878140][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1335.898075][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 14 printk messages dropped ** [ 1335.904769][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 10 printk messages dropped ** [ 1335.905941][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb11de08 ** 8 printk messages dropped ** [ 1335.906972][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1335.907216][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1335.907571][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1335.908422][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1335.924319][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1335.925228][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 ** 3 printk messages dropped ** [ 1335.925496][ T32] r4:00000000 [ 1335.925544][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.925648][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1335.925729][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.925851][ T32] r5:00001000 r4:eb0cb000 [ 1335.925917][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.926012][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.926110][ T32] r5:8597c38c r4:8597c000 [ 1335.926176][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.926302][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1335.926384][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.926520][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.926580][ T32] r4:8506c780 [ 1335.926641][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.926771][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1335.926827][ T32] r4:00000001 [ 1335.926871][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.926952][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1335.927013][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.927097][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.927171][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.927260][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.927318][ T32] r4:8506bc80 [ 1335.927386][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.927456][ T32] INFO: task kworker/0:533:4635 blocked for more than 462 seconds. [ 1335.927530][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.927593][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.927640][ T32] task:kworker/0:533 state:D stack:0 pid:4635 tgid:4635 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.927754][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.927868][ T32] Call trace: [ 1335.927966][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1335.928068][ T32] r10:8291a684 r9:eb07dd84 r8:00000002 r7:60000013 r6:eb07dd8c r5:85453000 [ 1335.928192][ T32] r4:85453000 [ 1335.928255][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1335.928347][ T32] r5:85453000 r4:8291a680 [ 1335.928397][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.928565][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.948108][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb07de08 [ 1335.948209][ T32] r4:00000000 [ 1335.948263][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1335.948387][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1335.949181][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.949349][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853e1180 [ 1335.949429][ T32] r4:00000000 [ 1335.949539][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.949656][ T32] r9:83018005 r8:85453000 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 [ 1335.949712][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.949836][ T32] r5:00001000 r4:dfd03000 [ 1335.949890][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.949984][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.950087][ T32] r5:853b278c r4:853b2400 [ 1335.950152][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.950278][ T32] r7:dddced80 r6:83018000 r5:853b278c r4:853c6180 [ 1335.950332][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.950459][ T32] r10:61c88647 r9:85453000 r8:853c61ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1335.950928][ T32] Exception stack(0xeb07dfb0 to 0xeb07dff8) ** 3 printk messages dropped ** [ 1335.951280][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 1335.952387][ T32] Workqueue: events bpf_prog_free_deferred ** 4 printk messages dropped ** [ 1335.952846][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 8 printk messages dropped ** [ 1335.953625][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 ** 14 printk messages dropped ** [ 1335.954678][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1335.955418][ T32] r4:8506bc80 ** 5 printk messages dropped ** [ 1335.955850][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1335.956395][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1335.957579][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1335.957841][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.957939][ T32] r5:853b2b8c r4:853b2800 [ 1335.958004][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.958112][ T32] r7:dddced80 r6:83018000 r5:853b2b8c r4:853c6200 [ 1335.958162][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.958278][ T32] r10:61c88647 r9:85454800 r8:853c622c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.958334][ T32] r4:853c6200 [ 1335.958385][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.958499][ T32] r10:00000000 r9:853c6200 r8:80287e08 r7:eb07de60 r6:853e2e80 r5:85454800 [ 1335.996253][ T32] r4:00000001 [ 1335.996459][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.996603][ T32] Exception stack(0xeb0f1fb0 to 0xeb0f1ff8) [ 1335.996693][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.996791][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.996865][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.996936][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.996989][ T32] r4:853e1000 [ 1335.997824][ T32] INFO: task kworker/0:534:4639 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1335.997918][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.998075][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.998216][ T32] Call trace: [ 1335.998296][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1335.998415][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1336.002983][ T32] r4:00000000 [ 1336.003124][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.003251][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1336.003326][ T32] 9d20: c8bfc000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1336.003400][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1336.003489][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1336.003552][ T32] r5:80000013 r4:80239bb0 [ 1336.003603][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.003702][ T32] r4:82ac21e4 [ 1336.003778][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.003882][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1336.003944][ T32] r4:e05d9dc0 [ 1336.003995][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.004094][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 ** 6 printk messages dropped ** [ 1336.004664][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1336.005250][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1336.005943][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 13 printk messages dropped ** [ 1336.007351][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1336.008377][ T32] r5:00001000 r4:e04a1000 ** 1 printk messages dropped ** [ 1336.031953][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1336.032249][ T32] r10:61c88647 r9:85455400 r8:853c62ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1336.032624][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1336.033492][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 ** 4 printk messages dropped ** [ 1336.033631][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 ** 3 printk messages dropped ** [ 1336.033886][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1336.034004][ T32] r4:e05d9dc0 ** 2 printk messages dropped ** [ 1336.034170][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1336.034429][ T32] r5:00001000 r4:eb0cb000 ** 4 printk messages dropped ** [ 1336.034675][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 ** 5 printk messages dropped ** [ 1336.034908][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1336.035129][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1336.035710][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1336.035873][ T32] r5:85453c00 r4:8291a680 [ 1336.035923][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.035971][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.036018][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0b9e08 [ 1336.036071][ T32] r4:00000000 [ 1336.036095][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1336.036157][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1336.036220][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.036267][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853e1580 [ 1336.036289][ T32] r4:00000000 [ 1336.036308][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.036376][ T32] r9:83018005 r8:85453c00 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [ 1336.036402][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.036445][ T32] r5:00001000 r4:e0619000 [ 1336.036477][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.036519][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.036586][ T32] r5:853b338c r4:853b3000 [ 1336.036632][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.036698][ T32] r7:dddced80 r6:83018000 r5:853b338c r4:853c6300 [ 1336.036725][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.036776][ T32] r10:61c88647 r9:85453c00 r8:853c632c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.036825][ T32] r4:853c6300 [ 1336.036848][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.036917][ T32] r10:00000000 r9:853c6300 r8:80287e08 r7:eb08de60 r6:853e2f80 r5:85453c00 [ 1336.036944][ T32] r4:00000001 [ 1336.036963][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.037003][ T32] Exception stack(0xeb0b9fb0 to 0xeb0b9ff8) [ 1336.037029][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.037081][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.037159][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.037191][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.037215][ T32] r4:853e1380 [ 1336.037487][ T32] INFO: task kworker/0:536:4644 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1336.037521][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.037598][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.037692][ T32] Call trace: [ 1336.037755][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.037805][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1336.037828][ T32] r4:00000000 [ 1336.037867][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.037910][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1336.037939][ T32] 9d20: c9020000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1336.037977][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1336.038003][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1336.038027][ T32] r5:80000013 r4:80239bb0 [ 1336.038051][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.038094][ T32] r4:82ac21e4 [ 1336.038114][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.038157][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1336.038178][ T32] r4:e05d9dc0 [ 1336.038222][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.038268][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1336.038292][ T32] r4:00000000 [ 1336.038325][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.038375][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1336.038418][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.038479][ T32] r5:00001000 r4:eb0cb000 [ 1336.038595][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.051290][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.051412][ T32] r5:8597c38c r4:8597c000 [ 1336.051465][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.051521][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1336.051570][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.051669][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.051697][ T32] r4:8506c780 [ 1336.051718][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.051770][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 ** 5 printk messages dropped ** [ 1336.051937][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1336.052286][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1336.052830][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1336.053233][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853e1b00 [ 1336.053260][ T32] r4:00000000 [ 1336.053329][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.053382][ T32] r9:83018005 r8:85458c00 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [ 1336.053405][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.053447][ T32] r5:00001000 r4:e8879000 [ 1336.053467][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.053506][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.053548][ T32] r5:854e038c r4:854e0000 [ 1336.053653][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.053777][ T32] r7:dddced80 r6:83018000 r5:854e038c r4:853c6380 [ 1336.053826][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.053884][ T32] r10:61c88647 r9:85458c00 r8:853c63ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.053907][ T32] r4:853c6380 [ 1336.053926][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.053978][ T32] r10:00000000 r9:853c6380 r8:80287e08 r7:eb0b9e60 r6:853e3000 r5:85458c00 [ 1336.054022][ T32] r4:00000001 [ 1336.054093][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.054136][ T32] Exception stack(0xeb121fb0 to 0xeb121ff8) [ 1336.054162][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.054214][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.054244][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.054273][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.054296][ T32] r4:853e1380 [ 1336.054768][ T32] INFO: task kworker/0:537:4646 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1336.054808][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.054874][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.054921][ T32] Call trace: [ 1336.054975][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.055042][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1336.055075][ T32] r4:00000000 [ 1336.055098][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.055138][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1336.055167][ T32] 9d20: c9020000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1336.055206][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1336.055236][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1336.055271][ T32] r5:80000013 r4:80239bb0 [ 1336.055320][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.055366][ T32] r4:82ac21e4 [ 1336.055387][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.055453][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1336.055503][ T32] r4:e05d9dc0 [ 1336.055553][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.055599][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1336.055677][ T32] r4:00000000 [ 1336.055701][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1336.055976][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 13 printk messages dropped ** [ 1336.056562][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1336.056792][ T32] task:kworker/0:538 state:D stack:0 pid:4647 tgid:4647 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1336.058226][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb125e08 ** 9 printk messages dropped ** [ 1336.076729][ T32] r5:00001000 r4:e072d000 ** 1 printk messages dropped ** [ 1336.076808][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1336.077069][ T32] r10:61c88647 r9:85459800 r8:853c642c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1336.077466][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 12 printk messages dropped ** [ 1336.084697][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff ** 2 printk messages dropped ** [ 1336.084856][ T32] r4:82ac21e4 [ 1336.084882][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.084927][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1336.084949][ T32] r4:e05d9dc0 [ 1336.084974][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.085018][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1336.085086][ T32] r4:00000000 [ 1336.085135][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.085188][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1336.085211][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.085255][ T32] r5:00001000 r4:eb0cb000 [ 1336.085276][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.085388][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.085437][ T32] r5:8597c38c r4:8597c000 [ 1336.085459][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.085579][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1336.085606][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.085669][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.085696][ T32] r4:8506c780 [ 1336.085738][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.085789][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1336.085817][ T32] r4:00000001 [ 1336.085893][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.085941][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1336.085973][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.086020][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.086124][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.086194][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.086250][ T32] r4:8506bc80 [ 1336.086318][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.086353][ T32] INFO: task kworker/0:539:4648 blocked for more than 462 seconds. [ 1336.086394][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.086422][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.086619][ T32] task:kworker/0:539 state:D stack:0 pid:4648 tgid:4648 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.086689][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.086905][ T32] Call trace: [ 1336.087576][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1336.087627][ T32] r10:8291a684 r9:eb119d84 r8:00000002 r7:60000113 r6:eb119d8c r5:84babc00 [ 1336.087651][ T32] r4:84babc00 [ 1336.087672][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1336.087722][ T32] r5:84babc00 r4:8291a680 [ 1336.087747][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.087787][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.087834][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb119e08 [ 1336.087873][ T32] r4:00000000 [ 1336.087924][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1336.087972][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1336.088008][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.088094][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853e1880 [ 1336.088171][ T32] r4:00000000 [ 1336.088229][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.088307][ T32] r9:83018005 r8:84babc00 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [ 1336.088336][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.088659][ T32] r5:00001000 r4:e47ed000 [ 1336.101572][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.101710][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.101810][ T32] r5:853b3b8c r4:853b3800 [ 1336.101849][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.101901][ T32] r7:dddced80 r6:83018000 r5:853b3b8c r4:853c6480 [ 1336.101949][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.102010][ T32] r10:61c88647 r9:84babc00 r8:853c64ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.102036][ T32] r4:853c6480 [ 1336.102056][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.102124][ T32] r10:00000000 r9:853c6480 r8:80287e08 r7:eb121e60 r6:853c6500 r5:84babc00 [ 1336.102151][ T32] r4:00000001 [ 1336.102173][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.102212][ T32] Exception stack(0xeb119fb0 to 0xeb119ff8) [ 1336.102260][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.102294][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.102323][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1336.102999][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1336.103359][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 ** 10 printk messages dropped ** [ 1336.103811][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1336.104393][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1336.104834][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1336.105267][ T32] r10:8291a684 r9:eb129d84 r8:00000002 r7:60000013 r6:eb129d8c r5:84bad400 ** 4 printk messages dropped ** [ 1336.105493][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.105536][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb129e08 [ 1336.105558][ T32] r4:00000000 [ 1336.105577][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1336.105610][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1336.105643][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.105682][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853e19c0 [ 1336.105776][ T32] r4:00000000 [ 1336.105853][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.105951][ T32] r9:83018005 r8:84bad400 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 [ 1336.106003][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.106151][ T32] r5:00001000 r4:e883f000 [ 1336.106224][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.106286][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.106411][ T32] r5:853b3f8c r4:853b3c00 [ 1336.106473][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.106548][ T32] r7:dddced80 r6:83018000 r5:853b3f8c r4:853c6580 [ 1336.106598][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.106649][ T32] r10:61c88647 r9:84bad400 r8:853c65ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.106680][ T32] r4:853c6580 [ 1336.106726][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.106803][ T32] r10:00000000 r9:853c6580 r8:80287e08 r7:eb121e60 r6:853c6600 r5:84bad400 [ 1336.106828][ T32] r4:00000001 [ 1336.106848][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.106884][ T32] Exception stack(0xeb129fb0 to 0xeb129ff8) [ 1336.106911][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.106971][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.107004][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.107033][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.107098][ T32] r4:853e1700 [ 1336.107380][ T32] INFO: task kworker/0:540:4651 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1336.107439][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.107588][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.107637][ T32] Call trace: [ 1336.107667][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.107735][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1336.107763][ T32] r4:00000000 [ 1336.107806][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.107857][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1336.107912][ T32] 9d20: c9808000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1336.107951][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1336.108058][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1336.108152][ T32] r5:80000013 r4:80239bb0 [ 1336.108178][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.108221][ T32] r4:82ac21e4 [ 1336.108241][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.108321][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1336.108349][ T32] r4:e05d9dc0 [ 1336.108420][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.108465][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1336.108487][ T32] r4:00000000 [ 1336.108507][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.134058][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1336.134136][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.134214][ T32] r5:00001000 r4:eb0cb000 [ 1336.134309][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.134358][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.134478][ T32] r5:8597c38c r4:8597c000 [ 1336.134503][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.134555][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1336.134649][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.134703][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.134728][ T32] r4:8506c780 [ 1336.134773][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.134848][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1336.134925][ T32] r4:00000001 [ 1336.134950][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.135021][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1336.135062][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.135120][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.135152][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.135230][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.135263][ T32] r4:8506bc80 [ 1336.135287][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.135378][ T32] INFO: task kworker/0:541:4653 blocked for more than 462 seconds. [ 1336.135445][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.135490][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.135564][ T32] task:kworker/0:541 state:D stack:0 pid:4653 tgid:4653 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.135653][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.135747][ T32] Call trace: [ 1336.135792][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1336.135845][ T32] r10:8291a684 r9:eb12dd84 r8:00000002 r7:60000013 r6:eb12dd8c r5:84bae000 [ 1336.135884][ T32] r4:84bae000 [ 1336.135963][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1336.136039][ T32] r5:84bae000 r4:8291a680 [ 1336.136065][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.136108][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.136190][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb12de08 [ 1336.136218][ T32] r4:00000000 [ 1336.136239][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1336.136275][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1336.136343][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.136396][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853e1c40 ** 1 printk messages dropped ** [ 1336.136465][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1336.136671][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.136767][ T32] r5:854e078c r4:854e0400 [ 1336.136866][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.136970][ T32] r7:dddced80 r6:83018000 r5:854e078c r4:853c6680 [ 1336.136996][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1336.137118][ T32] r4:853c6680 ** 2 printk messages dropped ** [ 1336.137336][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1336.137665][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1336.145615][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 8 printk messages dropped ** [ 1336.145969][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 ** 3 printk messages dropped ** [ 1336.146096][ T32] r4:00000000 [ 1336.146127][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.146174][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1336.146197][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.146242][ T32] r5:00001000 r4:eb0cb000 [ 1336.146380][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.146450][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.146502][ T32] r5:8597c38c r4:8597c000 [ 1336.146525][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.146573][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1336.146619][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.146709][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.146758][ T32] r4:8506c780 [ 1336.146782][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.146830][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1336.146853][ T32] r4:00000001 [ 1336.146873][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.146934][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1336.146994][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.147034][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.147063][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.147099][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.147125][ T32] r4:8506bc80 [ 1336.147148][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.147177][ T32] INFO: task kworker/0:542:4655 blocked for more than 462 seconds. [ 1336.147210][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.147332][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.147359][ T32] task:kworker/0:542 state:D stack:0 pid:4655 tgid:4655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.147443][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.147554][ T32] Call trace: [ 1336.147671][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1336.147796][ T32] r10:8291a684 r9:eb131d84 r8:00000002 r7:60000113 r6:eb131d8c r5:84baec00 [ 1336.147823][ T32] r4:84baec00 [ 1336.147845][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1336.147887][ T32] r5:84baec00 r4:8291a680 [ 1336.147908][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.147974][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.148022][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb131e08 [ 1336.148074][ T32] r4:00000000 [ 1336.148121][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1336.148197][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1336.148262][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.148381][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853e1dc0 [ 1336.148415][ T32] r4:00000000 [ 1336.148473][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1336.162197][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.162245][ T32] r5:854e0b8c r4:854e0800 ** 2 printk messages dropped ** [ 1336.162368][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1336.162805][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1336.163559][ T32] Call trace: ** 6 printk messages dropped ** [ 1336.163909][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 ** 9 printk messages dropped ** [ 1336.164390][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1336.164584][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1336.164974][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 ** 7 printk messages dropped ** [ 1336.165223][ T32] r4:8506bc80 ** 5 printk messages dropped ** [ 1336.165460][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1336.165863][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1336.165996][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853e1f40 ** 6 printk messages dropped ** [ 1336.166771][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.166865][ T32] r5:854e0f8c r4:854e0c00 [ 1336.166995][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.167112][ T32] r7:dddced80 r6:83018000 r5:854e0f8c r4:853c6880 [ 1336.167229][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.167279][ T32] r10:61c88647 r9:84bac800 r8:853c68ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.167331][ T32] r4:853c6880 [ 1336.167362][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.167408][ T32] r10:00000000 r9:853c6880 r8:80287e08 r7:eb131e60 r6:853c6900 r5:84bac800 [ 1336.167432][ T32] r4:00000001 [ 1336.167476][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.167515][ T32] Exception stack(0xeb135fb0 to 0xeb135ff8) [ 1336.167543][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.167571][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.167619][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.167728][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.167759][ T32] r4:853e1bc0 [ 1336.168086][ T32] INFO: task kworker/0:543:4658 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1336.168124][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.189013][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.189138][ T32] Call trace: [ 1336.189177][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.189264][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1336.189307][ T32] r4:00000000 [ 1336.189333][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.189403][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1336.189465][ T32] 9d20: ca151000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1336.189499][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1336.189526][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff ** 5 printk messages dropped ** [ 1336.189700][ T32] r4:e05d9dc0 ** 2 printk messages dropped ** [ 1336.189815][ T32] r4:00000000 [ 1336.189835][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.189905][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1336.189931][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.189981][ T32] r5:00001000 r4:eb0cb000 [ 1336.190004][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.190050][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.190094][ T32] r5:8597c38c r4:8597c000 [ 1336.190115][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.190162][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1336.190182][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.190259][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.190286][ T32] r4:8506c780 [ 1336.190308][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.190355][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1336.190377][ T32] r4:00000001 [ 1336.190489][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.190563][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1336.190624][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.190657][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.190826][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.190861][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.190916][ T32] r4:8506bc80 [ 1336.190944][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.190985][ T32] INFO: task kworker/0:544:4659 blocked for more than 462 seconds. [ 1336.191021][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.191048][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.191071][ T32] task:kworker/0:544 state:D stack:0 pid:4659 tgid:4659 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.191120][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.191198][ T32] Call trace: [ 1336.191310][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1336.191562][ T32] r10:8291a684 r9:eb139d84 r8:00000002 r7:60000113 r6:eb139d8c r5:84baa400 [ 1336.191589][ T32] r4:84baa400 ** 3 printk messages dropped ** [ 1336.191730][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1336.192199][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1336.192336][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1336.192501][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1336.192848][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1336.193843][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) ** 7 printk messages dropped ** [ 1336.194231][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 ** 10 printk messages dropped ** [ 1336.194858][ T32] r5:8597c38c r4:8597c000 ** 3 printk messages dropped ** [ 1336.195070][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1336.195380][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1336.195434][ T32] r4:8506bc80 [ 1336.195458][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.195486][ T32] INFO: task kworker/0:545:4662 blocked for more than 462 seconds. [ 1336.195515][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.195538][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.195647][ T32] task:kworker/0:545 state:D stack:0 pid:4662 tgid:4662 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.195790][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.195889][ T32] Call trace: [ 1336.195925][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1336.195979][ T32] r10:8291a684 r9:eb13dd84 r8:00000002 r7:60000013 r6:eb13dd8c r5:84ba8000 [ 1336.196003][ T32] r4:84ba8000 [ 1336.196071][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1336.196151][ T32] r5:84ba8000 r4:8291a680 [ 1336.196175][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.196216][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.196258][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb13de08 [ 1336.196305][ T32] r4:00000000 [ 1336.196329][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1336.196388][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1336.196450][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.196508][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85462640 [ 1336.196558][ T32] r4:00000000 [ 1336.196607][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.196656][ T32] r9:83018005 r8:84ba8000 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1336.196684][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.196729][ T32] r5:00001000 r4:eaccf000 [ 1336.196750][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.196788][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.196854][ T32] r5:854e1f8c r4:854e1c00 [ 1336.196879][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.196939][ T32] r7:dddced80 r6:83018000 r5:854e1f8c r4:853c6a80 [ 1336.196969][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.197018][ T32] r10:61c88647 r9:84ba8000 r8:853c6aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.197066][ T32] r4:853c6a80 [ 1336.197090][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.197159][ T32] r10:00000000 r9:853c6a80 r8:80287e08 r7:eb139e60 r6:853c6b00 r5:84ba8000 [ 1336.197192][ T32] r4:00000001 [ 1336.197213][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.197273][ T32] Exception stack(0xeb13dfb0 to 0xeb13dff8) [ 1336.197307][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.197337][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.197363][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.197392][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.197417][ T32] r4:854621c0 [ 1336.197696][ T32] INFO: task kworker/0:545:4662 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1336.197731][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.197797][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.197844][ T32] Call trace: [ 1336.197926][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.197988][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1336.198061][ T32] r4:00000000 [ 1336.198085][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.198146][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) ** 3 printk messages dropped ** [ 1336.198270][ T32] r5:80000013 r4:80239bb0 ** 6 printk messages dropped ** [ 1336.223915][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 ** 12 printk messages dropped ** [ 1336.224953][ T32] r4:8506c780 ** 3 printk messages dropped ** [ 1336.225188][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1336.225556][ T32] INFO: task kworker/0:546:4663 blocked for more than 462 seconds. ** 7 printk messages dropped ** [ 1336.226008][ T32] r4:85410000 ** 3 printk messages dropped ** [ 1336.226183][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1336.226672][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1336.226982][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1336.227264][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1336.227613][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1336.227685][ T32] r4:85462100 [ 1336.228120][ T32] INFO: task kworker/0:546:4663 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1336.228175][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.228277][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.228341][ T32] Call trace: [ 1336.228400][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.228506][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1336.249461][ T32] r4:00000000 [ 1336.249521][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.249591][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1336.249626][ T32] 9d20: ca75b000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1336.249679][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1336.249709][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1336.249741][ T32] r5:80000013 r4:80239bb0 [ 1336.249762][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.249832][ T32] r4:82ac21e4 [ 1336.249857][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.249900][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1336.249955][ T32] r4:e05d9dc0 [ 1336.250012][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.250103][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1336.250171][ T32] r4:00000000 [ 1336.250222][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.250320][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1336.250370][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.250460][ T32] r5:00001000 r4:eb0cb000 [ 1336.250508][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.250590][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.250679][ T32] r5:8597c38c r4:8597c000 [ 1336.250763][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.250872][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1336.250941][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.251022][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.251071][ T32] r4:8506c780 [ 1336.251102][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.251204][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1336.251253][ T32] r4:00000001 [ 1336.251299][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.251393][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1336.251455][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.251516][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.251575][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.251692][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.251772][ T32] r4:8506bc80 [ 1336.251829][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.251918][ T32] INFO: task kworker/0:547:4664 blocked for more than 462 seconds. [ 1336.251995][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.252047][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.252102][ T32] task:kworker/0:547 state:D stack:0 pid:4664 tgid:4664 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.252223][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.252312][ T32] Call trace: [ 1336.252407][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1336.252505][ T32] r10:8291a684 r9:eb0fdd84 r8:00000002 r7:60000113 r6:eb0fdd8c r5:85420000 [ 1336.252556][ T32] r4:85420000 [ 1336.252599][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1336.252683][ T32] r5:85420000 r4:8291a680 [ 1336.252727][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.252829][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.252933][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0fde08 [ 1336.253020][ T32] r4:00000000 [ 1336.253068][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1336.253142][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1336.253235][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.253327][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85462540 [ 1336.253393][ T32] r4:00000000 [ 1336.253441][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.253530][ T32] r9:83018005 r8:85420000 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1336.253577][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.253703][ T32] r5:00001000 r4:eac49000 [ 1336.253753][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.253832][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.253935][ T32] r5:854e1b8c r4:854e1800 [ 1336.253990][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.254082][ T32] r7:dddced80 r6:83018000 r5:854e1b8c r4:853c6c80 [ 1336.254123][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.254211][ T32] r10:61c88647 r9:85420000 r8:853c6cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.254273][ T32] r4:853c6c80 [ 1336.254317][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.254407][ T32] r10:00000000 r9:853c6c80 r8:80287e08 r7:eb13de60 r6:853c6d00 r5:85420000 [ 1336.254460][ T32] r4:00000001 [ 1336.254542][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.254619][ T32] Exception stack(0xeb0fdfb0 to 0xeb0fdff8) [ 1336.254676][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.254734][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.254817][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.254875][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.254940][ T32] r4:85462100 [ 1336.255753][ T32] INFO: task kworker/0:547:4664 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1336.255850][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.255977][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.256083][ T32] Call trace: ** 2 printk messages dropped ** [ 1336.256375][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1336.256787][ T32] r5:80000013 r4:80239bb0 ** 6 printk messages dropped ** [ 1336.257408][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 ** 11 printk messages dropped ** [ 1336.258302][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1336.272194][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1336.273062][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) ** 4 printk messages dropped ** [ 1336.273391][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 8 printk messages dropped ** [ 1336.274006][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.274110][ T32] r9:83018005 r8:8545b000 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1336.274186][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.274259][ T32] r5:00001000 r4:ead01000 [ 1336.274291][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.274331][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.274372][ T32] r5:854e238c r4:854e2000 [ 1336.274392][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.274438][ T32] r7:dddced80 r6:83018000 r5:854e238c r4:853c6d80 [ 1336.274558][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.274609][ T32] r10:61c88647 r9:8545b000 r8:853c6dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.274633][ T32] r4:853c6d80 [ 1336.274678][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.274784][ T32] r10:00000000 r9:853c6d80 r8:80287e08 r7:eb13de60 r6:853e3100 r5:8545b000 [ 1336.274823][ T32] r4:00000001 [ 1336.274843][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.274918][ T32] Exception stack(0xeb151fb0 to 0xeb151ff8) [ 1336.274974][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.275033][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.275191][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.275225][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.275248][ T32] r4:85462440 [ 1336.275688][ T32] INFO: task kworker/0:548:4667 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1336.275775][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.275889][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.276020][ T32] Call trace: [ 1336.276054][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.276139][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1336.276221][ T32] r4:00000000 [ 1336.276306][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.276351][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1336.276380][ T32] 9d20: ca75b000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1336.276509][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1336.276538][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1336.276612][ T32] r5:80000013 r4:80239bb0 [ 1336.276637][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.276681][ T32] r4:82ac21e4 [ 1336.276702][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.276744][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1336.276766][ T32] r4:e05d9dc0 [ 1336.276785][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.276849][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1336.276901][ T32] r4:00000000 [ 1336.276924][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.277047][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1336.277100][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.277146][ T32] r5:00001000 r4:eb0cb000 [ 1336.277169][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1336.277460][ T32] r4:8506c780 ** 4 printk messages dropped ** [ 1336.277718][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) ** 7 printk messages dropped ** [ 1336.278131][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 8 printk messages dropped ** [ 1336.304182][ T32] r5:8545c800 r4:8291a680 ** 1 printk messages dropped ** [ 1336.304307][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.304392][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb159e08 [ 1336.304442][ T32] r4:00000000 [ 1336.304503][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1336.304588][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1336.304686][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.304783][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85462a00 [ 1336.304847][ T32] r4:00000000 [ 1336.304907][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.305044][ T32] r9:83018005 r8:8545c800 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [ 1336.305125][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.305222][ T32] r5:00001000 r4:eae99000 [ 1336.305282][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.305384][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.305475][ T32] r5:854e2b8c r4:854e2800 [ 1336.305543][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.305669][ T32] r7:dddced80 r6:83018000 r5:854e2b8c r4:853c6e80 [ 1336.305726][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.305837][ T32] r10:61c88647 r9:8545c800 r8:853c6eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.305890][ T32] r4:853c6e80 [ 1336.305935][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.306036][ T32] r10:00000000 r9:853c6e80 r8:80287e08 r7:eb151e60 r6:853e3180 r5:8545c800 [ 1336.306095][ T32] r4:00000001 [ 1336.306146][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.306231][ T32] Exception stack(0xeb159fb0 to 0xeb159ff8) [ 1336.306299][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.306383][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1336.306771][ T32] r4:854624c0 ** 3 printk messages dropped ** [ 1336.307482][ T32] Call trace: ** 5 printk messages dropped ** [ 1336.307857][ T32] 9d20: ca9bd000 e0047000 00000001 80239b98 7f07d000 00000001 ** 9 printk messages dropped ** [ 1336.308254][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 ** 9 printk messages dropped ** [ 1336.324904][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 ** 7 printk messages dropped ** [ 1336.325475][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) ** 7 printk messages dropped ** [ 1336.326197][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 9 printk messages dropped ** [ 1336.327937][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 13 printk messages dropped ** [ 1336.352505][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1336.353205][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1336.354469][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1336.355214][ T32] 9d20: caf55000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1336.355271][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1336.355325][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1336.355376][ T32] r5:80000013 r4:80239bb0 [ 1336.355647][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.355758][ T32] r4:82ac21e4 [ 1336.355805][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.356065][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1336.356183][ T32] r4:e05d9dc0 [ 1336.356234][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.356320][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1336.356369][ T32] r4:00000000 [ 1336.356412][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.356499][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1336.356548][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.356646][ T32] r5:00001000 r4:eb0cb000 [ 1336.356692][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.356773][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.356856][ T32] r5:8597c38c r4:8597c000 [ 1336.356898][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.356992][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1336.357036][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.357125][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.357391][ T32] r4:8506c780 [ 1336.357464][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.357575][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1336.357624][ T32] r4:00000001 [ 1336.357670][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.357743][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1336.357795][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.357850][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.357980][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.358042][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.358115][ T32] r4:8506bc80 [ 1336.358164][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.358219][ T32] INFO: task kworker/0:551:4672 blocked for more than 462 seconds. [ 1336.358345][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.358403][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.358516][ T32] task:kworker/0:551 state:D stack:0 pid:4672 tgid:4672 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.376186][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.376345][ T32] Call trace: [ 1336.376436][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1336.376532][ T32] r10:8291a684 r9:eb165d84 r8:00000002 r7:60000113 r6:eb165d8c r5:8545e000 [ 1336.376574][ T32] r4:8545e000 [ 1336.376610][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1336.376687][ T32] r5:8545e000 r4:8291a680 [ 1336.376738][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.376807][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.376879][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb165e08 [ 1336.376919][ T32] r4:00000000 [ 1336.376973][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1336.377044][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1336.377219][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85462b80 ** 6 printk messages dropped ** [ 1336.377696][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1336.378035][ T32] r10:61c88647 r9:8545e000 r8:853c6f2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1336.393240][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 11 printk messages dropped ** [ 1336.395082][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 ** 10 printk messages dropped ** [ 1336.395976][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 10 printk messages dropped ** [ 1336.397118][ T32] r4:8506c780 ** 4 printk messages dropped ** [ 1336.397506][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) ** 8 printk messages dropped ** [ 1336.398183][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 4 printk messages dropped ** [ 1336.422261][ T32] r10:8291a684 r9:eb16dd84 r8:00000002 r7:60000013 r6:eb16dd8c r5:8545d400 [ 1336.422393][ T32] r4:8545d400 [ 1336.422519][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1336.422631][ T32] r5:8545d400 r4:8291a680 [ 1336.422684][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.422799][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.422888][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb16de08 [ 1336.422935][ T32] r4:00000000 [ 1336.422986][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1336.423054][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1336.423142][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.423231][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85462fc0 [ 1336.423410][ T32] r4:00000000 [ 1336.423465][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.423563][ T32] r9:83018005 r8:8545d400 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 [ 1336.423624][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.423725][ T32] r5:00001000 r4:eaff9000 [ 1336.423769][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.423846][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.423931][ T32] r5:854e3b8c r4:854e3800 [ 1336.423998][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.424100][ T32] r7:dddced80 r6:83018000 r5:854e3b8c r4:853c6f80 [ 1336.424189][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.424307][ T32] r10:61c88647 r9:8545d400 r8:853c6fac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.424362][ T32] r4:853c6f80 [ 1336.424405][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.424502][ T32] r10:00000000 r9:853c6f80 r8:80287e08 r7:eb165e60 r6:853e3300 r5:8545d400 [ 1336.424564][ T32] r4:00000001 [ 1336.424702][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.424793][ T32] Exception stack(0xeb16dfb0 to 0xeb16dff8) [ 1336.424872][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.425023][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.425093][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.425174][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.425226][ T32] r4:85462800 [ 1336.426002][ T32] INFO: task kworker/0:552:4674 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1336.426078][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.426279][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.426405][ T32] Call trace: [ 1336.426472][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.426584][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1336.426667][ T32] r4:00000000 [ 1336.426716][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.426843][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1336.427016][ T32] 9d20: cb498000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1336.427076][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1336.427139][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1336.427190][ T32] r5:80000013 r4:80239bb0 [ 1336.427239][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.427296][ T32] r4:82ac21e4 [ 1336.427339][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.427393][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1336.427423][ T32] r4:e05d9dc0 [ 1336.427460][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.427533][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1336.427563][ T32] r4:00000000 [ 1336.427588][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.427673][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1336.427702][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.427790][ T32] r5:00001000 r4:eb0cb000 [ 1336.427845][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.427898][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.427969][ T32] r5:8597c38c r4:8597c000 [ 1336.427998][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.428055][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1336.428132][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.428219][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.428247][ T32] r4:8506c780 [ 1336.428267][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.428320][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1336.428416][ T32] r4:00000001 [ 1336.428448][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1336.441474][ T32] r4:8506bc80 ** 5 printk messages dropped ** [ 1336.441706][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1336.442295][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1336.442871][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1336.442974][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1336.443443][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1336.443873][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1336.445535][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) ** 7 printk messages dropped ** [ 1336.446104][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 ** 10 printk messages dropped ** [ 1336.447097][ T32] r5:8597c38c r4:8597c000 ** 5 printk messages dropped ** [ 1336.447514][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1336.447907][ T32] r4:8506bc80 ** 5 printk messages dropped ** [ 1336.448265][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1336.469172][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1336.469692][ T32] r5:00001000 r4:eafd5000 ** 1 printk messages dropped ** [ 1336.469783][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1336.469992][ T32] r10:61c88647 r9:85423000 r8:8547712c r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1336.470121][ T32] r4:00000001 [ 1336.470141][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.470180][ T32] Exception stack(0xeb171fb0 to 0xeb171ff8) [ 1336.470211][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.470256][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.470304][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.470339][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.470361][ T32] r4:85462c40 [ 1336.470824][ T32] INFO: task kworker/0:554:4678 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1336.470864][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.470938][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.470987][ T32] Call trace: [ 1336.471020][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.471071][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1336.471194][ T32] r4:00000000 [ 1336.471220][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.471262][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1336.471290][ T32] 9d20: cb84c000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1336.471333][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1336.471402][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1336.471437][ T32] r5:80000013 r4:80239bb0 [ 1336.471531][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.471595][ T32] r4:82ac21e4 [ 1336.471645][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.471714][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1336.471751][ T32] r4:e05d9dc0 [ 1336.471772][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.471815][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1336.471839][ T32] r4:00000000 [ 1336.471859][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.471955][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1336.471982][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.472051][ T32] r5:00001000 r4:eb0cb000 [ 1336.472100][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.472150][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.472192][ T32] r5:8597c38c r4:8597c000 [ 1336.472213][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.472259][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1336.472280][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.472326][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.472348][ T32] r4:8506c780 [ 1336.472367][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.472412][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1336.472436][ T32] r4:00000001 [ 1336.472455][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.472490][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1336.472542][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.472576][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.472603][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.472662][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.472688][ T32] r4:8506bc80 [ 1336.472782][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.472817][ T32] INFO: task kworker/0:555:4681 blocked for more than 462 seconds. [ 1336.472853][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.472880][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.472901][ T32] task:kworker/0:555 state:D stack:0 pid:4681 tgid:4681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.472961][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.473007][ T32] Call trace: [ 1336.473037][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) ** 5 printk messages dropped ** [ 1336.473236][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1336.473678][ T32] r5:00001000 r4:eb009000 ** 1 printk messages dropped ** [ 1336.473772][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1336.473950][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1336.474630][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1336.475966][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1336.476381][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff ** 7 printk messages dropped ** [ 1336.477899][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 ** 11 printk messages dropped ** [ 1336.520015][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1336.521109][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1336.522192][ T32] r10:8291a684 r9:eb179d84 r8:00000002 r7:60000113 r6:eb179d8c r5:85424800 ** 9 printk messages dropped ** [ 1336.522947][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1336.523628][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1336.524042][ T32] r10:61c88647 r9:85424800 r8:8547732c r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1336.524953][ T32] r4:853d7700 ** 5 printk messages dropped ** [ 1336.526342][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 ** 8 printk messages dropped ** [ 1336.527106][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1336.527572][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1336.528119][ T32] r5:8597c38c r4:8597c000 ** 5 printk messages dropped ** [ 1336.554893][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.555107][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1336.555173][ T32] r4:00000001 [ 1336.555248][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.555349][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1336.555424][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.555496][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.555565][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.555637][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.555719][ T32] r4:8506bc80 [ 1336.555804][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.555890][ T32] INFO: task kworker/0:557:4685 blocked for more than 463 seconds. [ 1336.555969][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.556057][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.556117][ T32] task:kworker/0:557 state:D stack:0 pid:4685 tgid:4685 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.556293][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.556410][ T32] Call trace: [ 1336.556493][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1336.556624][ T32] r10:8291a684 r9:eb181d84 r8:00000002 r7:60000113 r6:eb181d8c r5:85425400 [ 1336.556690][ T32] r4:85425400 [ 1336.556785][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1336.556895][ T32] r5:85425400 r4:8291a680 [ 1336.556949][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.557047][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.557165][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb181e08 [ 1336.557238][ T32] r4:00000000 [ 1336.557292][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1336.557396][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1336.557513][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.557620][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85478380 [ 1336.557679][ T32] r4:00000000 [ 1336.557757][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.557886][ T32] r9:83018005 r8:85425400 r7:00000000 r6:83018000 r5:00001000 r4:7f08d000 [ 1336.557945][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.558052][ T32] r5:00001000 r4:eb0a9000 [ 1336.558109][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.558225][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.558332][ T32] r5:854ec38c r4:854ec000 [ 1336.558387][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.558512][ T32] r7:dddced80 r6:83018000 r5:854ec38c r4:85477400 [ 1336.569778][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.570126][ T32] r10:61c88647 r9:85425400 r8:8547742c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.570200][ T32] r4:85477400 [ 1336.570258][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.570402][ T32] r10:00000000 r9:85477400 r8:80287e08 r7:eb179e60 r6:85477480 r5:85425400 [ 1336.570485][ T32] r4:00000001 [ 1336.570557][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.570666][ T32] Exception stack(0xeb181fb0 to 0xeb181ff8) [ 1336.570775][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.570853][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.570922][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.571011][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.571077][ T32] r4:853e1fc0 [ 1336.571920][ T32] INFO: task kworker/0:557:4685 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1336.572025][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.572259][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.572379][ T32] Call trace: [ 1336.572459][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.572597][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1336.572680][ T32] r4:00000000 [ 1336.572776][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.572906][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1336.572981][ T32] 9d20: cbe09000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1336.573052][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1336.573133][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff ** 4 printk messages dropped ** [ 1336.573610][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 ** 12 printk messages dropped ** [ 1336.574731][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 ** 6 printk messages dropped ** [ 1336.575339][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 9 printk messages dropped ** [ 1336.576010][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1336.576974][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1336.577934][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1336.578199][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1336.610332][ T32] r10:00000000 r9:853e3380 r8:80287e08 r7:eae51e60 r6:853e3400 r5:8545ec00 ** 7 printk messages dropped ** [ 1336.610658][ T32] r4:8547e340 ** 5 printk messages dropped ** [ 1336.611720][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 ** 8 printk messages dropped ** [ 1336.612202][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1336.612451][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1336.612971][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 ** 7 printk messages dropped ** [ 1336.613325][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) ** 6 printk messages dropped ** [ 1336.613539][ T32] INFO: task kworker/0:558:4690 blocked for more than 463 seconds. ** 11 printk messages dropped ** [ 1336.614122][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1336.614566][ T32] r5:00001000 r4:eb1c1000 [ 1336.614610][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.614654][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.614768][ T32] r5:854ed38c r4:854ed000 [ 1336.614813][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.614876][ T32] r7:dddced80 r6:83018000 r5:854ed38c r4:85477500 [ 1336.614913][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.614964][ T32] r10:61c88647 r9:8545a400 r8:8547752c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.614993][ T32] r4:85477500 [ 1336.615026][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.615114][ T32] r10:00000000 r9:85477500 r8:80287e08 r7:eb179e60 r6:853e3480 r5:8545a400 [ 1336.615158][ T32] r4:00000001 [ 1336.615196][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.615264][ T32] Exception stack(0xeb195fb0 to 0xeb195ff8) [ 1336.615341][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.615415][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.615495][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.615565][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.615616][ T32] r4:85478280 [ 1336.616121][ T32] INFO: task kworker/0:558:4690 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1336.616199][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.616433][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.616601][ T32] Call trace: [ 1336.616782][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.616977][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1336.617063][ T32] r4:00000000 [ 1336.617120][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.617207][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1336.617271][ T32] 9d20: cc2c7000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1336.617327][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1336.617380][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1336.617434][ T32] r5:80000013 r4:80239bb0 [ 1336.617482][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.617575][ T32] r4:82ac21e4 [ 1336.617643][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.617754][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1336.617811][ T32] r4:e05d9dc0 [ 1336.617864][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.617967][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1336.618034][ T32] r4:00000000 [ 1336.618084][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.618189][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1336.618242][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.618289][ T32] r5:00001000 r4:eb0cb000 [ 1336.618314][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.618374][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.618430][ T32] r5:8597c38c r4:8597c000 [ 1336.628395][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.628966][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1336.629009][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.629077][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.629102][ T32] r4:8506c780 [ 1336.629122][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.629170][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1336.629193][ T32] r4:00000001 [ 1336.629212][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.629250][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1336.629280][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.629325][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.629383][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.629416][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.629464][ T32] r4:8506bc80 [ 1336.629492][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.629537][ T32] INFO: task kworker/0:559:4691 blocked for more than 463 seconds. [ 1336.629572][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.629599][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.629655][ T32] task:kworker/0:559 state:D stack:0 pid:4691 tgid:4691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.629721][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.629778][ T32] Call trace: [ 1336.630123][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1336.630337][ T32] r10:8291a684 r9:eb199d84 r8:00000002 r7:60000013 r6:eb199d8c r5:8545bc00 [ 1336.630466][ T32] r4:8545bc00 [ 1336.630593][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1336.630648][ T32] r5:8545bc00 r4:8291a680 [ 1336.630683][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.630735][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.630802][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb199e08 [ 1336.630826][ T32] r4:00000000 [ 1336.630846][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1336.630879][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1336.631031][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.631079][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85478980 ** 2 printk messages dropped ** [ 1336.631435][ T32] r9:83018005 r8:8545bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 ** 4 printk messages dropped ** [ 1336.631604][ T32] r5:854ecf8c r4:854ecc00 ** 1 printk messages dropped ** [ 1336.631787][ T32] r7:dddced80 r6:83018000 r5:854ecf8c r4:85477580 ** 4 printk messages dropped ** [ 1336.632550][ T32] r10:00000000 r9:85477580 r8:80287e08 r7:eb195e60 r6:853e3500 r5:8545bc00 ** 9 printk messages dropped ** [ 1336.633519][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1336.634145][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1336.634347][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1336.634847][ T32] r5:8597c38c r4:8597c000 ** 6 printk messages dropped ** [ 1336.635431][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 ** 2 printk messages dropped ** [ 1336.635662][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1336.635745][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.635816][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.635893][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.635964][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.636050][ T32] r4:8506bc80 [ 1336.636120][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.636181][ T32] INFO: task kworker/1:223:4693 blocked for more than 463 seconds. [ 1336.636249][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.636305][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.636354][ T32] task:kworker/1:223 state:D stack:0 pid:4693 tgid:4693 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.636495][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.636604][ T32] Call trace: [ 1336.636701][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1336.636817][ T32] r10:8291a684 r9:eb185d84 r8:00000002 r7:60000113 r6:eb185d8c r5:85456c00 [ 1336.636883][ T32] r4:85456c00 [ 1336.636933][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1336.637026][ T32] r5:85456c00 r4:8291a680 [ 1336.637073][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.637153][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.637243][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb185e08 [ 1336.637294][ T32] r4:00000000 [ 1336.637340][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1336.637420][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1336.637470][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.637511][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547e940 [ 1336.637535][ T32] r4:00000000 [ 1336.637582][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.637633][ T32] r9:83018205 r8:85456c00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1336.637672][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.637720][ T32] r5:00001000 r4:eb1a1000 [ 1336.637750][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.637840][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.637919][ T32] r5:854abb8c r4:854ab800 [ 1336.637993][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.638045][ T32] r7:ddde2d80 r6:83018200 r5:854abb8c r4:853e3580 [ 1336.638068][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.638204][ T32] r10:61c88647 r9:85456c00 r8:853e35ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.638232][ T32] r4:853e3580 [ 1336.638324][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.638375][ T32] r10:00000000 r9:853e3580 r8:80287e08 r7:eb145e60 r6:853e3600 r5:85456c00 [ 1336.638422][ T32] r4:00000001 [ 1336.638452][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.671329][ T32] Exception stack(0xeb185fb0 to 0xeb185ff8) [ 1336.671467][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.671512][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.671543][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.671600][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.671641][ T32] r4:8547e880 [ 1336.672204][ T32] INFO: task kworker/1:223:4693 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1336.672248][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1336.673045][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff ** 7 printk messages dropped ** [ 1336.673345][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 ** 9 printk messages dropped ** [ 1336.673961][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 ** 5 printk messages dropped ** [ 1336.674302][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1336.674616][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1336.675547][ T32] r4:85456000 ** 1 printk messages dropped ** [ 1336.675689][ T32] r5:85456000 r4:8291a680 [ 1336.675755][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.675841][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.675924][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1ade08 [ 1336.675996][ T32] r4:00000000 [ 1336.676073][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1336.676170][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1336.676276][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.676424][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547eb00 [ 1336.676492][ T32] r4:00000000 [ 1336.676538][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.676658][ T32] r9:83018205 r8:85456000 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1336.676718][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.676824][ T32] r5:00001000 r4:eb1a9000 [ 1336.676876][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.676964][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.677053][ T32] r5:854abf8c r4:854abc00 [ 1336.677108][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.677279][ T32] r7:ddde2d80 r6:83018200 r5:854abf8c r4:853e3680 [ 1336.677342][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.677444][ T32] r10:61c88647 r9:85456000 r8:853e36ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.677493][ T32] r4:853e3680 [ 1336.677538][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.677681][ T32] r10:00000000 r9:853e3680 r8:80287e08 r7:eb185e60 r6:853e3700 r5:85456000 [ 1336.677783][ T32] r4:00000001 [ 1336.677835][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.677932][ T32] Exception stack(0xeb1adfb0 to 0xeb1adff8) [ 1336.677984][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.678015][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.678057][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.678115][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.678142][ T32] r4:8547e7c0 [ 1336.678478][ T32] INFO: task kworker/1:224:4695 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1336.678559][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.706988][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.707067][ T32] Call trace: [ 1336.707199][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.707262][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 ** 5 printk messages dropped ** [ 1336.708030][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff ** 8 printk messages dropped ** [ 1336.708330][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1336.708402][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1336.708456][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.708503][ T32] r5:00001000 r4:eb0cb000 [ 1336.708638][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.711291][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.711374][ T32] r5:8597c38c r4:8597c000 [ 1336.711397][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.711448][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1336.711598][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.711653][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.711706][ T32] r4:8506c780 [ 1336.711766][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.711825][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1336.711851][ T32] r4:00000001 [ 1336.711905][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.711996][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1336.712042][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.712517][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.712572][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.712612][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.712658][ T32] r4:8506bc80 [ 1336.712688][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.712724][ T32] INFO: task kworker/1:225:4697 blocked for more than 463 seconds. [ 1336.712762][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.712805][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 2 printk messages dropped ** [ 1336.712941][ T32] Call trace: ** 6 printk messages dropped ** [ 1336.713380][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1336.714207][ T32] r9:83018205 r8:84b98000 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 ** 4 printk messages dropped ** [ 1336.714453][ T32] r5:854bdf8c r4:854bdc00 ** 1 printk messages dropped ** [ 1336.714561][ T32] r7:ddde2d80 r6:83018200 r5:854bdf8c r4:853e3780 ** 4 printk messages dropped ** [ 1336.714715][ T32] r10:00000000 r9:853e3780 r8:80287e08 r7:eb1ade60 r6:853e3800 r5:84b98000 [ 1336.714769][ T32] r4:00000001 [ 1336.714812][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.714857][ T32] Exception stack(0xeb17dfb0 to 0xeb17dff8) [ 1336.714884][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.714937][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.714970][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.715004][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.715026][ T32] r4:8547e980 [ 1336.715469][ T32] INFO: task kworker/1:225:4697 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1336.715506][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.715629][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.715699][ T32] Call trace: [ 1336.715736][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.715799][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1336.715828][ T32] r4:00000000 [ 1336.715878][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.715924][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1336.715953][ T32] 9d20: ccd52000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1336.715989][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1336.716017][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1336.716277][ T32] r5:80000013 r4:80239bb0 [ 1336.716303][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.716345][ T32] r4:82ac21e4 [ 1336.716395][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.716477][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 ** 6 printk messages dropped ** [ 1336.716765][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1336.717442][ T32] r4:8506c780 ** 4 printk messages dropped ** [ 1336.717729][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) ** 4 printk messages dropped ** [ 1336.717990][ T32] r4:8506bc80 ** 1 printk messages dropped ** [ 1336.718192][ T32] INFO: task kworker/0:560:4700 blocked for more than 463 seconds. ** 4 printk messages dropped ** [ 1336.743141][ T32] Call trace: ** 2 printk messages dropped ** [ 1336.743315][ T32] r4:84b98c00 ** 3 printk messages dropped ** [ 1336.743448][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1336.743615][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1336.743937][ T32] r5:00001000 r4:eb1e5000 ** 2 printk messages dropped ** [ 1336.744057][ T32] r5:854edb8c r4:854ed800 [ 1336.744080][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.744145][ T32] r7:dddced80 r6:83018000 r5:854edb8c r4:85477680 [ 1336.744170][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.744219][ T32] r10:61c88647 r9:84b98c00 r8:854776ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1336.744362][ T32] r10:00000000 r9:85477680 r8:80287e08 r7:eb195e60 r6:853e3880 r5:84b98c00 ** 3 printk messages dropped ** [ 1336.744549][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1336.745157][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1336.745395][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 ** 2 printk messages dropped ** [ 1336.745500][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1336.745531][ T32] 9d20: cd0f7000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1336.745562][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1336.745589][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1336.745612][ T32] r5:80000013 r4:80239bb0 [ 1336.745633][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.745672][ T32] r4:82ac21e4 [ 1336.745692][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.745733][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1336.745780][ T32] r4:e05d9dc0 [ 1336.745804][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.745846][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1336.745869][ T32] r4:00000000 [ 1336.745889][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.745957][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1336.746013][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.746060][ T32] r5:00001000 r4:eb0cb000 [ 1336.746102][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.746159][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.746229][ T32] r5:8597c38c r4:8597c000 [ 1336.746261][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.746333][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1336.746359][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.746463][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.746518][ T32] r4:8506c780 [ 1336.746542][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.746590][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1336.746625][ T32] r4:00000001 [ 1336.746760][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.746822][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1336.746850][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.746885][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.746914][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.746968][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.747012][ T32] r4:8506bc80 [ 1336.747037][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.747101][ T32] INFO: task kworker/1:226:4701 blocked for more than 463 seconds. [ 1336.747244][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.747275][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.747296][ T32] task:kworker/1:226 state:D stack:0 pid:4701 tgid:4701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.747390][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.747446][ T32] Call trace: [ 1336.747511][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1336.747558][ T32] r10:8291a684 r9:eb1d1d84 r8:00000002 r7:60000113 r6:eb1d1d8c r5:84b99800 [ 1336.747581][ T32] r4:84b99800 [ 1336.747603][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1336.747645][ T32] r5:84b99800 r4:8291a680 [ 1336.747665][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.747704][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.747744][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1d1e08 [ 1336.747784][ T32] r4:00000000 [ 1336.747807][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1336.747843][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1336.747933][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.747983][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ef40 [ 1336.748007][ T32] r4:00000000 [ 1336.748039][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.748088][ T32] r9:83018205 r8:84b99800 r7:00000000 r6:83018200 r5:00001000 r4:7f0a3000 ** 4 printk messages dropped ** [ 1336.748298][ T32] r5:84a7338c r4:84a73000 [ 1336.748342][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1336.748566][ T32] r10:61c88647 r9:84b99800 r8:853e392c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1336.761195][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1336.762082][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 ** 10 printk messages dropped ** [ 1336.762559][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 ** 10 printk messages dropped ** [ 1336.763122][ T32] r5:8597c38c r4:8597c000 ** 6 printk messages dropped ** [ 1336.763443][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 ** 9 printk messages dropped ** [ 1336.763797][ T32] INFO: task kworker/0:561:4702 blocked for more than 463 seconds. ** 7 printk messages dropped ** [ 1336.764183][ T32] r4:84b9a400 ** 4 printk messages dropped ** [ 1336.764370][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1dde08 ** 8 printk messages dropped ** [ 1336.764726][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1336.764867][ T32] r5:854ed78c r4:854ed400 [ 1336.764913][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.764966][ T32] r7:dddced80 r6:83018000 r5:854ed78c r4:85477700 [ 1336.764994][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.765040][ T32] r10:61c88647 r9:84b9a400 r8:8547772c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.765063][ T32] r4:85477700 [ 1336.765100][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.765187][ T32] r10:00000000 r9:85477700 r8:80287e08 r7:eb1cde60 r6:853e3a00 r5:84b9a400 [ 1336.765214][ T32] r4:00000001 [ 1336.765235][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.765272][ T32] Exception stack(0xeb1ddfb0 to 0xeb1ddff8) [ 1336.765298][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.765326][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.765353][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.765382][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.765405][ T32] r4:85478b40 [ 1336.765696][ T32] INFO: task kworker/0:561:4702 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1336.765756][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.765885][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.765933][ T32] Call trace: [ 1336.765965][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.766042][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1336.766071][ T32] r4:00000000 [ 1336.766092][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.766164][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1336.766246][ T32] 9d20: cd0f7000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1336.766283][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1336.766334][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1336.766363][ T32] r5:80000013 r4:80239bb0 [ 1336.766386][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.766455][ T32] r4:82ac21e4 [ 1336.766481][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.766524][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1336.766547][ T32] r4:e05d9dc0 [ 1336.766565][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.766606][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1336.766629][ T32] r4:00000000 [ 1336.766648][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.766715][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1336.766766][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.766811][ T32] r5:00001000 r4:eb0cb000 [ 1336.766833][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.766873][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.766920][ T32] r5:8597c38c r4:8597c000 [ 1336.766942][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.767044][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 ** 4 printk messages dropped ** [ 1336.767236][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 ** 11 printk messages dropped ** [ 1336.767750][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1336.768339][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1336.790440][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1336.790868][ T32] r5:854bc78c r4:854bc400 ** 1 printk messages dropped ** [ 1336.790936][ T32] r7:ddde2d80 r6:83018200 r5:854bc78c r4:853e3a80 ** 2 printk messages dropped ** [ 1336.791031][ T32] r4:853e3a80 ** 7 printk messages dropped ** [ 1336.791316][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1336.792123][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1336.792487][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1336.792606][ T32] r4:e05d9dc0 ** 5 printk messages dropped ** [ 1336.792906][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1336.793372][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 ** 8 printk messages dropped ** [ 1336.793610][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1336.794949][ T32] r4:84b9bc00 ** 5 printk messages dropped ** [ 1336.795552][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1336.796530][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1336.797315][ T32] r5:854edf8c r4:854edc00 [ 1336.797361][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1336.797509][ T32] r4:85477780 ** 6 printk messages dropped ** [ 1336.797710][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1336.798247][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.798293][ T32] Call trace: [ 1336.798323][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.798373][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1336.798396][ T32] r4:00000000 [ 1336.798417][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.798456][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1336.798533][ T32] 9d20: cd4de000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1336.822767][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1336.822886][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1336.822991][ T32] r5:80000013 r4:80239bb0 [ 1336.823022][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.823094][ T32] r4:82ac21e4 [ 1336.823196][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.823246][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1336.823302][ T32] r4:e05d9dc0 [ 1336.823676][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.823727][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1336.823751][ T32] r4:00000000 [ 1336.823772][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.823819][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1336.823941][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.824000][ T32] r5:00001000 r4:eb0cb000 [ 1336.824022][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.824424][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.824519][ T32] r5:8597c38c r4:8597c000 [ 1336.824546][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.824595][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1336.824616][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.824677][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.824708][ T32] r4:8506c780 [ 1336.824815][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.825024][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1336.825053][ T32] r4:00000001 [ 1336.825088][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.825130][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1336.825159][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.825187][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.825214][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.825254][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.825288][ T32] r4:8506bc80 [ 1336.825321][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.825352][ T32] INFO: task kworker/0:563:4709 blocked for more than 463 seconds. [ 1336.825403][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.825460][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.825486][ T32] task:kworker/0:563 state:D stack:0 pid:4709 tgid:4709 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.825546][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.825590][ T32] Call trace: [ 1336.825623][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1336.825675][ T32] r10:8291a684 r9:eb209d84 r8:00000002 r7:60000013 r6:eb209d8c r5:84b9c800 [ 1336.825698][ T32] r4:84b9c800 [ 1336.825718][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1336.825765][ T32] r5:84b9c800 r4:8291a680 ** 2 printk messages dropped ** [ 1336.825900][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb209e08 ** 9 printk messages dropped ** [ 1336.826381][ T32] r5:00001000 r4:eb1fd000 ** 2 printk messages dropped ** [ 1336.826648][ T32] r5:854ee38c r4:854ee000 [ 1336.826702][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1336.826953][ T32] r4:85477800 ** 6 printk messages dropped ** [ 1336.827236][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1336.828180][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1336.843802][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1336.843984][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1336.844319][ T32] r5:8597c38c r4:8597c000 ** 6 printk messages dropped ** [ 1336.844637][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 ** 9 printk messages dropped ** [ 1336.845104][ T32] INFO: task kworker/0:564:4711 blocked for more than 463 seconds. ** 11 printk messages dropped ** [ 1336.845696][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1336.846247][ T32] r5:00001000 r4:eb215000 ** 2 printk messages dropped ** [ 1336.846346][ T32] r5:854bc38c r4:854bc000 ** 2 printk messages dropped ** [ 1336.846430][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1336.846834][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1336.847746][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) ** 11 printk messages dropped ** [ 1336.848430][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 ** 3 printk messages dropped ** [ 1336.866444][ T32] r4:00000000 [ 1336.866473][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.866545][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1336.866567][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.866639][ T32] r5:00001000 r4:eb0cb000 [ 1336.866677][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.866770][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.866823][ T32] r5:8597c38c r4:8597c000 [ 1336.866845][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.866893][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1336.866915][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.866961][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.866990][ T32] r4:8506c780 [ 1336.867010][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.867057][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1336.867079][ T32] r4:00000001 [ 1336.867124][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.867176][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1336.867208][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.867239][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.867292][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.867326][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.867349][ T32] r4:8506bc80 [ 1336.867398][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.867595][ T32] INFO: task kworker/0:565:4713 blocked for more than 463 seconds. [ 1336.867662][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.867704][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.867767][ T32] task:kworker/0:565 state:D stack:0 pid:4713 tgid:4713 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.867831][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.867876][ T32] Call trace: [ 1336.867961][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1336.868024][ T32] r10:8291a684 r9:eb219d84 r8:00000002 r7:60000113 r6:eb219d8c r5:85422400 [ 1336.868047][ T32] r4:85422400 [ 1336.868067][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1336.868114][ T32] r5:85422400 r4:8291a680 [ 1336.868135][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.868176][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.868259][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb219e08 [ 1336.868299][ T32] r4:00000000 [ 1336.868347][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1336.868398][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1336.868449][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.873415][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85478580 [ 1336.873539][ T32] r4:00000000 [ 1336.873570][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.873867][ T32] r9:83018005 r8:85422400 r7:00000000 r6:83018000 r5:00001000 r4:7f0ab000 [ 1336.874041][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.874117][ T32] r5:00001000 r4:eb205000 [ 1336.874142][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.874216][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.874275][ T32] r5:854ee78c r4:854ee400 [ 1336.874443][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.874696][ T32] r7:dddced80 r6:83018000 r5:854ee78c r4:85477900 [ 1336.874792][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.874853][ T32] r10:61c88647 r9:85422400 r8:8547792c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.874877][ T32] r4:85477900 [ 1336.874898][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.874951][ T32] r10:00000000 r9:85477900 r8:80287e08 r7:eb20de60 r6:85477980 r5:85422400 ** 6 printk messages dropped ** [ 1336.875217][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1336.876228][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1336.876643][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1336.877008][ T32] r5:00001000 r4:eb0cb000 ** 5 printk messages dropped ** [ 1336.877245][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1336.877667][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1336.878368][ T32] Call trace: ** 6 printk messages dropped ** [ 1336.897130][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1336.897753][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1336.898142][ T32] r5:00001000 r4:eb229000 [ 1336.898226][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.898318][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.898465][ T32] r5:854eeb8c r4:854ee800 [ 1336.898559][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.900946][ T32] r7:dddced80 r6:83018000 r5:854eeb8c r4:85477a00 [ 1336.900988][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.901106][ T32] r10:61c88647 r9:85420c00 r8:85477a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.901157][ T32] r4:85477a00 [ 1336.901183][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.901234][ T32] r10:00000000 r9:85477a00 r8:80287e08 r7:eb20de60 r6:85477a80 r5:85420c00 [ 1336.901281][ T32] r4:00000001 [ 1336.901306][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.901394][ T32] Exception stack(0xeb1e9fb0 to 0xeb1e9ff8) [ 1336.901429][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.901460][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.901488][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.901541][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.901568][ T32] r4:8546d000 [ 1336.902059][ T32] INFO: task kworker/0:566:4715 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1336.902100][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.902179][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.902362][ T32] Call trace: [ 1336.902445][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.902519][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1336.902547][ T32] r4:00000000 [ 1336.902591][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.902684][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1336.902724][ T32] 9d20: ce0dc000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1336.902783][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1336.902917][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1336.902971][ T32] r5:80000013 r4:80239bb0 [ 1336.902997][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.903041][ T32] r4:82ac21e4 [ 1336.903074][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.903136][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1336.903211][ T32] r4:e05d9dc0 [ 1336.903234][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.903277][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1336.903321][ T32] r4:00000000 [ 1336.903347][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.903396][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1336.903424][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.903491][ T32] r5:00001000 r4:eb0cb000 [ 1336.903516][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.903557][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.903599][ T32] r5:8597c38c r4:8597c000 [ 1336.903620][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.903666][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1336.903688][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.903741][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.903765][ T32] r4:8506c780 [ 1336.903785][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.903832][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1336.903855][ T32] r4:00000001 [ 1336.903887][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.903945][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1336.903975][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1336.904041][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1336.904769][ T32] Call trace: ** 6 printk messages dropped ** [ 1336.905369][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1336.906138][ T32] r9:83018005 r8:85521800 r7:00000000 r6:83018000 r5:00001000 r4:7f0b1000 ** 4 printk messages dropped ** [ 1336.906564][ T32] r5:854eef8c r4:854eec00 ** 3 printk messages dropped ** [ 1336.906936][ T32] r10:61c88647 r9:85521800 r8:85477b2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1336.907184][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1336.907779][ T32] Call trace: ** 4 printk messages dropped ** [ 1336.908006][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) ** 2 printk messages dropped ** [ 1336.908097][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1336.908132][ T32] r5:80000013 r4:80239bb0 [ 1336.908177][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.908222][ T32] r4:82ac21e4 [ 1336.908254][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.908324][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1336.908352][ T32] r4:e05d9dc0 [ 1336.908378][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.908421][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1336.908443][ T32] r4:00000000 [ 1336.908462][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.931148][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1336.931245][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.931317][ T32] r5:00001000 r4:eb0cb000 [ 1336.931364][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.931619][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.931696][ T32] r5:8597c38c r4:8597c000 [ 1336.931722][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.931778][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1336.931800][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.931847][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.931870][ T32] r4:8506c780 [ 1336.931890][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.931937][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1336.931987][ T32] r4:00000001 [ 1336.932015][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.932060][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1336.932095][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.932155][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.932188][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.932220][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.932256][ T32] r4:8506bc80 [ 1336.932285][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.932316][ T32] INFO: task kworker/0:568:4719 blocked for more than 463 seconds. [ 1336.932351][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.932382][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.932430][ T32] task:kworker/0:568 state:D stack:0 pid:4719 tgid:4719 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.932519][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.932566][ T32] Call trace: [ 1336.932616][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1336.932671][ T32] r10:8291a684 r9:eb251d84 r8:00000002 r7:60000013 r6:eb251d8c r5:85520000 [ 1336.932696][ T32] r4:85520000 [ 1336.932731][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1336.932785][ T32] r5:85520000 r4:8291a680 [ 1336.932809][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.932863][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.932922][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb251e08 [ 1336.932954][ T32] r4:00000000 [ 1336.932994][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1336.933038][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1336.933106][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.933153][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8546d680 [ 1336.933196][ T32] r4:00000000 [ 1336.933221][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.933298][ T32] r9:83018005 r8:85520000 r7:00000000 r6:83018000 r5:00001000 r4:7f0b3000 ** 4 printk messages dropped ** [ 1336.933512][ T32] r5:854ef38c r4:854ef000 [ 1336.933534][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.933579][ T32] r7:dddced80 r6:83018000 r5:854ef38c r4:85477c00 ** 1 printk messages dropped ** [ 1336.933676][ T32] r10:61c88647 r9:85520000 r8:85477c2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1336.934213][ T32] r4:8546d000 ** 4 printk messages dropped ** [ 1336.935237][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1336.936121][ T32] r4:82ac21e4 ** 3 printk messages dropped ** [ 1336.936427][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 9 printk messages dropped ** [ 1336.937114][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1336.937442][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) ** 6 printk messages dropped ** [ 1336.937802][ T32] INFO: task kworker/0:569:4721 blocked for more than 463 seconds. ** 11 printk messages dropped ** [ 1336.938299][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1336.958051][ T32] r9:83018005 r8:85520c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0bb000 ** 4 printk messages dropped ** [ 1336.958333][ T32] r5:854bcb8c r4:854bc800 ** 3 printk messages dropped ** [ 1336.963852][ T32] r10:61c88647 r9:85520c00 r8:85477d2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1336.964298][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1336.965329][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) ** 2 printk messages dropped ** [ 1336.965457][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1336.965486][ T32] r5:80000013 r4:80239bb0 [ 1336.965509][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.965555][ T32] r4:82ac21e4 [ 1336.965577][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.965620][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1336.965645][ T32] r4:e05d9dc0 [ 1336.965689][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.965768][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1336.965888][ T32] r4:00000000 [ 1336.966107][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.966164][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1336.966223][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.966344][ T32] r5:00001000 r4:eb0cb000 [ 1336.966373][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.966520][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.966569][ T32] r5:8597c38c r4:8597c000 [ 1336.966593][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.966641][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1336.966669][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.966841][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.966873][ T32] r4:8506c780 [ 1336.966895][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.966945][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1336.966970][ T32] r4:00000001 [ 1336.967097][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.967165][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1336.967250][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.967294][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.967322][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.967402][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.967429][ T32] r4:8506bc80 [ 1336.967452][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.967481][ T32] INFO: task kworker/0:570:4723 blocked for more than 463 seconds. [ 1336.967516][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.967542][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.967563][ T32] task:kworker/0:570 state:D stack:0 pid:4723 tgid:4723 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.967638][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.967706][ T32] Call trace: [ 1336.967759][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1336.967813][ T32] r10:8291a684 r9:eb281d84 r8:00000002 r7:60000113 r6:eb281d8c r5:85523c00 [ 1336.967841][ T32] r4:85523c00 [ 1336.967864][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1336.967907][ T32] r5:85523c00 r4:8291a680 [ 1336.967951][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.968095][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.968142][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb281e08 [ 1336.968189][ T32] r4:00000000 [ 1336.968212][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1336.968248][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1336.968351][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.968518][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8546d940 [ 1336.986551][ T32] r4:00000000 [ 1336.986598][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.986669][ T32] r9:83018005 r8:85523c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0b7000 [ 1336.986777][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.986867][ T32] r5:00001000 r4:eb24d000 [ 1336.986893][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.986934][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.986977][ T32] r5:854ef78c r4:854ef400 [ 1336.986997][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.987045][ T32] r7:dddced80 r6:83018000 r5:854ef78c r4:85477e00 [ 1336.987067][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.987144][ T32] r10:61c88647 r9:85523c00 r8:85477e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.987171][ T32] r4:85477e00 [ 1336.987224][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.987690][ T32] r10:00000000 r9:85477e00 r8:80287e08 r7:eb25de60 r6:85477e80 r5:85523c00 [ 1336.987719][ T32] r4:00000001 [ 1336.987747][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.987787][ T32] Exception stack(0xeb281fb0 to 0xeb281ff8) [ 1336.987895][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.987931][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.987959][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.988139][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.988167][ T32] r4:8546d880 [ 1336.991252][ T32] INFO: task kworker/0:570:4723 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1336.991355][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.991460][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.991534][ T32] Call trace: [ 1336.991596][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.991662][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1336.991701][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1336.991844][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 ** 7 printk messages dropped ** [ 1336.992150][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 10 printk messages dropped ** [ 1336.992627][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 ** 7 printk messages dropped ** [ 1336.992941][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) ** 6 printk messages dropped ** [ 1336.993284][ T32] INFO: task kworker/0:571:4726 blocked for more than 463 seconds. ** 7 printk messages dropped ** [ 1336.993797][ T32] r4:85522400 [ 1336.993817][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1336.993858][ T32] r5:85522400 r4:8291a680 [ 1336.993882][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.993934][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.993979][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb299e08 [ 1336.994001][ T32] r4:00000000 [ 1336.994223][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1336.994262][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1336.994298][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.994352][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8546df80 [ 1336.994388][ T32] r4:00000000 [ 1336.994409][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.994453][ T32] r9:83018005 r8:85522400 r7:00000000 r6:83018000 r5:00001000 r4:7f027000 [ 1336.994475][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.994541][ T32] r5:00001000 r4:dfa53000 [ 1336.994571][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.994612][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.994653][ T32] r5:854efb8c r4:854ef800 [ 1336.994672][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.994717][ T32] r7:dddced80 r6:83018000 r5:854efb8c r4:85477f00 [ 1336.994770][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.994847][ T32] r10:61c88647 r9:85522400 r8:85477f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.994876][ T32] r4:85477f00 [ 1336.994897][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.995042][ T32] r10:00000000 r9:85477f00 r8:80287e08 r7:eb25de60 r6:85477f80 r5:85522400 [ 1336.995143][ T32] r4:00000001 [ 1336.995166][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.995203][ T32] Exception stack(0xeb299fb0 to 0xeb299ff8) [ 1336.995255][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.995288][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.995365][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.995408][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.995682][ T32] r4:8546da40 [ 1336.996052][ T32] INFO: task kworker/0:571:4726 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1336.996089][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1336.996684][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1336.997197][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff ** 8 printk messages dropped ** [ 1336.997828][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1336.998213][ T32] r5:8597c38c r4:8597c000 ** 4 printk messages dropped ** [ 1336.998376][ T32] r4:8506c780 ** 4 printk messages dropped ** [ 1337.021133][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) ** 6 printk messages dropped ** [ 1337.021461][ T32] INFO: task kworker/1:228:4728 blocked for more than 463 seconds. ** 9 printk messages dropped ** [ 1337.022149][ T32] r5:85524800 r4:8291a680 ** 5 printk messages dropped ** [ 1337.022325][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1337.023061][ T32] r5:854bd38c r4:854bd000 [ 1337.023087][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1337.023291][ T32] r10:00000000 r9:853e3d00 r8:80287e08 r7:eb17de60 r6:85477600 r5:85524800 ** 9 printk messages dropped ** [ 1337.023997][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1337.024659][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1337.025043][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1337.025538][ T32] r5:8597c38c r4:8597c000 ** 4 printk messages dropped ** [ 1337.025767][ T32] r4:8506c780 ** 4 printk messages dropped ** [ 1337.026167][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) ** 6 printk messages dropped ** [ 1337.026443][ T32] INFO: task kworker/0:572:4731 blocked for more than 463 seconds. ** 9 printk messages dropped ** [ 1337.027215][ T32] r5:85523000 r4:8291a680 ** 5 printk messages dropped ** [ 1337.027419][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1337.027922][ T32] r5:854eff8c r4:854efc00 [ 1337.027942][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.027987][ T32] r7:dddced80 r6:83018000 r5:854eff8c r4:853ef000 [ 1337.028031][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.028131][ T32] r10:61c88647 r9:85523000 r8:853ef02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.028157][ T32] r4:853ef000 [ 1337.028178][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.028222][ T32] r10:00000000 r9:853ef000 r8:80287e08 r7:eb299e60 r6:853ef080 r5:85523000 [ 1337.028246][ T32] r4:00000001 [ 1337.028265][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.028374][ T32] Exception stack(0xeafc9fb0 to 0xeafc9ff8) [ 1337.028405][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.028437][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.028465][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.028593][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.048123][ T32] r4:8546dec0 [ 1337.048997][ T32] INFO: task kworker/0:572:4731 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1337.049083][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.049181][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.049262][ T32] Call trace: [ 1337.049296][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.049353][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1337.049378][ T32] r4:00000000 [ 1337.049404][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.049448][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1337.049480][ T32] 9d20: cf14b000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1337.049510][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1337.049561][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1337.049615][ T32] r5:80000013 r4:80239bb0 [ 1337.049640][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.049684][ T32] r4:82ac21e4 [ 1337.049745][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.049794][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1337.049819][ T32] r4:e05d9dc0 [ 1337.049845][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.049890][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1337.049912][ T32] r4:00000000 [ 1337.049971][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.050023][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1337.050046][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.050090][ T32] r5:00001000 r4:eb0cb000 [ 1337.050171][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.050218][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.050265][ T32] r5:8597c38c r4:8597c000 [ 1337.050287][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.050334][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1337.050379][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.050442][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.050493][ T32] r4:8506c780 [ 1337.050516][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.050564][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1337.050588][ T32] r4:00000001 [ 1337.050608][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.050667][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1337.050809][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.050848][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.050875][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.050905][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.050930][ T32] r4:8506bc80 [ 1337.050952][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.050982][ T32] INFO: task kworker/0:573:4733 blocked for more than 463 seconds. [ 1337.051015][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.051069][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.051246][ T32] task:kworker/0:573 state:D stack:0 pid:4733 tgid:4733 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.051425][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.051472][ T32] Call trace: [ 1337.051536][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1337.051585][ T32] r10:8291a684 r9:eb2b1d84 r8:00000002 r7:60000113 r6:eb2b1d8c r5:85526c00 [ 1337.051607][ T32] r4:85526c00 [ 1337.051629][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1337.051671][ T32] r5:85526c00 r4:8291a680 [ 1337.051716][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.051943][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.051992][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2b1e08 [ 1337.052016][ T32] r4:00000000 [ 1337.052070][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1337.052109][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1337.052369][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1337.052824][ T32] r5:854f038c r4:854f0000 [ 1337.052849][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1337.052916][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1337.053161][ T32] Exception stack(0xeb2b1fb0 to 0xeb2b1ff8) ** 4 printk messages dropped ** [ 1337.053323][ T32] r4:8546dec0 ** 4 printk messages dropped ** [ 1337.054091][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) ** 8 printk messages dropped ** [ 1337.054612][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1337.055254][ T32] r5:00001000 r4:eb0cb000 ** 6 printk messages dropped ** [ 1337.055793][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1337.056815][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1337.057573][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1337.057969][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1337.058284][ T32] r9:83018005 r8:85526000 r7:00000000 r6:83018000 r5:00001000 r4:7f063000 ** 4 printk messages dropped ** [ 1337.092043][ T32] r5:854f138c r4:854f1000 [ 1337.092068][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.092147][ T32] r7:dddced80 r6:83018000 r5:854f138c r4:853ef200 [ 1337.092180][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.092241][ T32] r10:61c88647 r9:85526000 r8:853ef22c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.092269][ T32] r4:853ef200 [ 1337.092303][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.092374][ T32] r10:00000000 r9:853ef200 r8:80287e08 r7:eb2b1e60 r6:853ef280 r5:85526000 [ 1337.092405][ T32] r4:00000001 [ 1337.092426][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.092465][ T32] Exception stack(0xeb2b5fb0 to 0xeb2b5ff8) [ 1337.092593][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.092632][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.092660][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.092705][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.092747][ T32] r4:853e0080 [ 1337.093264][ T32] INFO: task kworker/0:574:4735 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1337.093304][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.093475][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.093570][ T32] Call trace: [ 1337.093631][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.093686][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1337.093709][ T32] r4:00000000 [ 1337.093738][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.093784][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1337.093837][ T32] 9d20: cf733000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1337.093871][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1337.093897][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1337.093999][ T32] r5:80000013 r4:80239bb0 [ 1337.094024][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.094119][ T32] r4:82ac21e4 [ 1337.094167][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.094238][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1337.094266][ T32] r4:e05d9dc0 [ 1337.094311][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.094382][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1337.094419][ T32] r4:00000000 [ 1337.094444][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.094568][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1337.094595][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.095326][ T32] r5:00001000 r4:eb0cb000 [ 1337.095508][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.095556][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.095600][ T32] r5:8597c38c r4:8597c000 [ 1337.095644][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.095770][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1337.095804][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.095852][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.095875][ T32] r4:8506c780 [ 1337.095894][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.095940][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 ** 2 printk messages dropped ** [ 1337.096073][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) ** 6 printk messages dropped ** [ 1337.096656][ T32] INFO: task kworker/0:575:4736 blocked for more than 463 seconds. ** 11 printk messages dropped ** [ 1337.097435][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1337.098047][ T32] r5:00001000 r4:e0525000 ** 2 printk messages dropped ** [ 1337.098152][ T32] r5:854f078c r4:854f0400 ** 1 printk messages dropped ** [ 1337.098296][ T32] r7:dddced80 r6:83018000 r5:854f078c r4:853ef300 ** 5 printk messages dropped ** [ 1337.119940][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1337.120184][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1337.121091][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1337.121322][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff ** 7 printk messages dropped ** [ 1337.121682][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 ** 8 printk messages dropped ** [ 1337.122035][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1337.122313][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1337.122348][ T32] r4:00000001 [ 1337.122380][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.122417][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1337.122443][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.122471][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.122496][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.122524][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.122547][ T32] r4:8506bc80 [ 1337.122585][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.122640][ T32] INFO: task kworker/1:229:4737 blocked for more than 463 seconds. [ 1337.122678][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.122705][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.122757][ T32] task:kworker/1:229 state:D stack:0 pid:4737 tgid:4737 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.122806][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.122885][ T32] Call trace: [ 1337.122916][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1337.123052][ T32] r10:8291a684 r9:eb2add84 r8:00000002 r7:60000113 r6:eb2add8c r5:84b9ec00 [ 1337.123079][ T32] r4:84b9ec00 [ 1337.123134][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1337.123451][ T32] r5:84b9ec00 r4:8291a680 [ 1337.123475][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.123523][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.123594][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2ade08 [ 1337.123620][ T32] r4:00000000 [ 1337.123664][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1337.123707][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1337.123748][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.123790][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85466700 [ 1337.123813][ T32] r4:00000000 [ 1337.123851][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.123899][ T32] r9:83018205 r8:84b9ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [ 1337.123921][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.124087][ T32] r5:00001000 r4:e003b000 [ 1337.124119][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.124235][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.124281][ T32] r5:854bd78c r4:854bd400 [ 1337.124302][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.124348][ T32] r7:ddde2d80 r6:83018200 r5:854bd78c r4:853e3e00 [ 1337.124469][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.124522][ T32] r10:61c88647 r9:84b9ec00 r8:853e3e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.124545][ T32] r4:853e3e00 [ 1337.124589][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.124638][ T32] r10:00000000 r9:853e3e00 r8:80287e08 r7:eb17de60 r6:853e3e80 r5:84b9ec00 [ 1337.124738][ T32] r4:00000001 [ 1337.124763][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.124800][ T32] Exception stack(0xeb2adfb0 to 0xeb2adff8) [ 1337.124828][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.124856][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.124884][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.124918][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.125066][ T32] r4:85466640 [ 1337.125344][ T32] INFO: task kworker/1:229:4737 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1337.125392][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.125492][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.125540][ T32] Call trace: [ 1337.125569][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.125618][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1337.125716][ T32] r4:00000000 [ 1337.125766][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.125809][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1337.125838][ T32] 9d20: cfac2000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1337.125867][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1337.125892][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1337.125915][ T32] r5:80000013 r4:80239bb0 [ 1337.125971][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.126022][ T32] r4:82ac21e4 [ 1337.126096][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.126221][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 ** 7 printk messages dropped ** [ 1337.126613][ T32] r5:00001000 r4:eb0cb000 ** 6 printk messages dropped ** [ 1337.152128][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1337.152377][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) ** 6 printk messages dropped ** [ 1337.152716][ T32] INFO: task kworker/1:230:4739 blocked for more than 463 seconds. ** 9 printk messages dropped ** [ 1337.153169][ T32] r5:85550000 r4:8291a680 ** 3 printk messages dropped ** [ 1337.153329][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1337.153537][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1337.153839][ T32] r5:854bdb8c r4:854bd800 [ 1337.153860][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1337.153996][ T32] r10:61c88647 r9:85550000 r8:853e3f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1337.154311][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1337.155392][ T32] Call trace: ** 4 printk messages dropped ** [ 1337.155624][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) ** 7 printk messages dropped ** [ 1337.155901][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1337.155928][ T32] r4:e05d9dc0 [ 1337.155949][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.155990][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1337.156060][ T32] r4:00000000 [ 1337.156164][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.156215][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1337.156237][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.156278][ T32] r5:00001000 r4:eb0cb000 [ 1337.156606][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.156651][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.156695][ T32] r5:8597c38c r4:8597c000 [ 1337.156716][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.156768][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1337.156790][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.156848][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.156874][ T32] r4:8506c780 [ 1337.156893][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.156940][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1337.156963][ T32] r4:00000001 [ 1337.156981][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.157041][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1337.157072][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.157102][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.157152][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.157221][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.157258][ T32] r4:8506bc80 [ 1337.157304][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.157343][ T32] INFO: task kworker/0:576:4741 blocked for more than 463 seconds. [ 1337.157379][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.157402][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.157448][ T32] task:kworker/0:576 state:D stack:0 pid:4741 tgid:4741 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.157501][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.157544][ T32] Call trace: [ 1337.157575][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1337.157622][ T32] r10:8291a684 r9:eb2bdd84 r8:00000002 r7:60000013 r6:eb2bdd8c r5:85550c00 [ 1337.157646][ T32] r4:85550c00 [ 1337.157666][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1337.157708][ T32] r5:85550c00 r4:8291a680 [ 1337.157727][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.157772][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.157812][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2bde08 [ 1337.157837][ T32] r4:00000000 [ 1337.157856][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1337.157914][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1337.158001][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.158047][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853e0640 [ 1337.158070][ T32] r4:00000000 [ 1337.158102][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.158148][ T32] r9:83018005 r8:85550c00 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 1337.158181][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.158235][ T32] r5:00001000 r4:e0673000 [ 1337.158256][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.158329][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.158400][ T32] r5:854f0b8c r4:854f0800 [ 1337.158423][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.176452][ T32] r7:dddced80 r6:83018000 r5:854f0b8c r4:853ef380 [ 1337.176677][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.176771][ T32] r10:61c88647 r9:85550c00 r8:853ef3ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.176797][ T32] r4:853ef380 [ 1337.176818][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.176869][ T32] r10:00000000 r9:853ef380 r8:80287e08 r7:eb2b5e60 r6:853ea000 r5:85550c00 [ 1337.176899][ T32] r4:00000001 [ 1337.176922][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.176960][ T32] Exception stack(0xeb2bdfb0 to 0xeb2bdff8) [ 1337.176992][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.177021][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.177049][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.177098][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 5 printk messages dropped ** [ 1337.177958][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) ** 11 printk messages dropped ** [ 1337.178429][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 ** 10 printk messages dropped ** [ 1337.187178][ T32] r5:8597c38c r4:8597c000 ** 4 printk messages dropped ** [ 1337.187681][ T32] r4:8506c780 ** 4 printk messages dropped ** [ 1337.187857][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) ** 6 printk messages dropped ** [ 1337.188347][ T32] INFO: task kworker/1:231:4745 blocked for more than 463 seconds. ** 3 printk messages dropped ** [ 1337.202872][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.203073][ T32] Call trace: [ 1337.203114][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1337.203618][ T32] r10:8291a684 r9:eb2b9d84 r8:00000002 r7:60000113 r6:eb2b9d8c r5:85551800 [ 1337.203844][ T32] r4:85551800 [ 1337.203870][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1337.203916][ T32] r5:85551800 r4:8291a680 [ 1337.203938][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.203981][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.204048][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2b9e08 [ 1337.204075][ T32] r4:00000000 [ 1337.204094][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1337.204129][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1337.204168][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.204243][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853e4940 [ 1337.204269][ T32] r4:00000000 [ 1337.204317][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.204373][ T32] r9:83018205 r8:85551800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1337.204396][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.204467][ T32] r5:00001000 r4:dfd97000 [ 1337.204508][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.204592][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.204673][ T32] r5:854beb8c r4:854be800 [ 1337.204741][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.204845][ T32] r7:ddde2d80 r6:83018200 r5:854beb8c r4:853ea080 [ 1337.204901][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.204991][ T32] r10:61c88647 r9:85551800 r8:853ea0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.205057][ T32] r4:853ea080 [ 1337.205113][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.205204][ T32] r10:00000000 r9:853ea080 r8:80287e08 r7:eb17de60 r6:853ea100 r5:85551800 [ 1337.205322][ T32] r4:00000001 [ 1337.205378][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.205459][ T32] Exception stack(0xeb2b9fb0 to 0xeb2b9ff8) [ 1337.205518][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.205625][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.205690][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.205760][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.205810][ T32] r4:85466980 [ 1337.206545][ T32] INFO: task kworker/1:231:4745 is blocked on a mutex likely owned by task kworker/0:208:3739. ** 5 printk messages dropped ** [ 1337.207184][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1337.207457][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 6 printk messages dropped ** [ 1337.207810][ T32] r4:00000000 [ 1337.207831][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.207878][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1337.207900][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.207942][ T32] r5:00001000 r4:eb0cb000 [ 1337.207963][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.208008][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.208068][ T32] r5:8597c38c r4:8597c000 [ 1337.208094][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.208165][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1337.208203][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.208257][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.208280][ T32] r4:8506c780 [ 1337.208318][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.208385][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1337.208410][ T32] r4:00000001 [ 1337.208516][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.217257][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1337.217355][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.217395][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.217423][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.217459][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.217485][ T32] r4:8506bc80 [ 1337.217528][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.217564][ T32] INFO: task kworker/0:577:4746 blocked for more than 463 seconds. [ 1337.217790][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.217833][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.217860][ T32] task:kworker/0:577 state:D stack:0 pid:4746 tgid:4746 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.217922][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.217983][ T32] Call trace: [ 1337.218024][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1337.218154][ T32] r10:8291a684 r9:eb2c1d84 r8:00000002 r7:60000113 r6:eb2c1d8c r5:85552400 [ 1337.218183][ T32] r4:85552400 [ 1337.218205][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1337.218247][ T32] r5:85552400 r4:8291a680 [ 1337.218268][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.218322][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.218369][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2c1e08 [ 1337.218392][ T32] r4:00000000 [ 1337.218411][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1337.218545][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1337.231809][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 1 printk messages dropped ** [ 1337.231954][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1337.232294][ T32] r5:854f178c r4:854f1400 [ 1337.232319][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1337.232389][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1337.232853][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1337.233522][ T32] Call trace: ** 4 printk messages dropped ** [ 1337.233690][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) ** 7 printk messages dropped ** [ 1337.234036][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 ** 3 printk messages dropped ** [ 1337.234199][ T32] r4:00000000 [ 1337.234223][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.234273][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1337.234295][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.234337][ T32] r5:00001000 r4:eb0cb000 [ 1337.234359][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.234399][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.234454][ T32] r5:8597c38c r4:8597c000 [ 1337.234484][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.234531][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1337.234577][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.234670][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.234724][ T32] r4:8506c780 [ 1337.234800][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.234893][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1337.234980][ T32] r4:00000001 [ 1337.235030][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.235144][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1337.235210][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.235270][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.235329][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.235394][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.235445][ T32] r4:8506bc80 [ 1337.235494][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.235578][ T32] INFO: task kworker/1:232:4748 blocked for more than 463 seconds. [ 1337.235650][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.235710][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.235768][ T32] task:kworker/1:232 state:D stack:0 pid:4748 tgid:4748 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.235888][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.236027][ T32] Call trace: [ 1337.236122][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1337.236225][ T32] r10:8291a684 r9:eb2c9d84 r8:00000002 r7:60000013 r6:eb2c9d8c r5:85553c00 [ 1337.236321][ T32] r4:85553c00 [ 1337.236417][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1337.236520][ T32] r5:85553c00 r4:8291a680 [ 1337.236577][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.236667][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.236763][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2c9e08 [ 1337.236818][ T32] r4:00000000 [ 1337.236861][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1337.237192][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1337.237254][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.237300][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85466b40 ** 7 printk messages dropped ** [ 1337.237691][ T32] r5:854f0f8c r4:854f0c00 [ 1337.237726][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1337.237830][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1337.238175][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1337.246822][ T32] Call trace: ** 4 printk messages dropped ** [ 1337.247316][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) ** 5 printk messages dropped ** [ 1337.247563][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1337.247794][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1337.248191][ T32] r5:8597c38c r4:8597c000 ** 6 printk messages dropped ** [ 1337.248439][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 ** 7 printk messages dropped ** [ 1337.262121][ T32] r4:8506bc80 ** 4 printk messages dropped ** [ 1337.262623][ T32] task:kworker/1:233 state:D stack:0 pid:4749 tgid:4749 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1337.263173][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1337.263544][ T32] r5:854be38c r4:854be000 [ 1337.263566][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1337.263780][ T32] r4:853ea300 ** 6 printk messages dropped ** [ 1337.264023][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1337.264917][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1337.265055][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff ** 8 printk messages dropped ** [ 1337.265392][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1337.265644][ T32] r5:8597c38c r4:8597c000 ** 6 printk messages dropped ** [ 1337.265990][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 ** 7 printk messages dropped ** [ 1337.266352][ T32] r4:8506bc80 ** 4 printk messages dropped ** [ 1337.266983][ T32] task:kworker/0:578 state:D stack:0 pid:4752 tgid:4752 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.267160][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.267287][ T32] Call trace: [ 1337.267347][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1337.267413][ T32] r10:8291a684 r9:eb2d9d84 r8:00000002 r7:60000113 r6:eb2d9d8c r5:85555400 [ 1337.267441][ T32] r4:85555400 [ 1337.267486][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1337.267702][ T32] r5:85555400 r4:8291a680 [ 1337.268206][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.268256][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.268594][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2d9e08 [ 1337.289669][ T32] r4:00000000 [ 1337.289727][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1337.289796][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1337.290087][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.290139][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853e0cc0 [ 1337.290163][ T32] r4:00000000 [ 1337.290183][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.290230][ T32] r9:83018005 r8:85555400 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 [ 1337.290303][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.290356][ T32] r5:00001000 r4:eaa95000 [ 1337.290428][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.290474][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.290545][ T32] r5:854f1b8c r4:854f1800 [ 1337.290571][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.290621][ T32] r7:dddced80 r6:83018000 r5:854f1b8c r4:853ef480 [ 1337.290642][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.290687][ T32] r10:61c88647 r9:85555400 r8:853ef4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.290711][ T32] r4:853ef480 [ 1337.290758][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.290809][ T32] r10:00000000 r9:853ef480 r8:80287e08 r7:eb2c1e60 r6:853ea400 r5:85555400 [ 1337.290832][ T32] r4:00000001 [ 1337.290881][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.290924][ T32] Exception stack(0xeb2d9fb0 to 0xeb2d9ff8) [ 1337.290955][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.290984][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.291010][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.291040][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.291282][ T32] r4:853e0bc0 [ 1337.291745][ T32] INFO: task kworker/0:578:4752 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1337.291912][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.292004][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.292055][ T32] Call trace: [ 1337.292087][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.292142][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1337.292218][ T32] r4:00000000 [ 1337.292249][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.292369][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) ** 1 printk messages dropped ** [ 1337.292433][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 ** 9 printk messages dropped ** [ 1337.292817][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1337.293144][ T32] r5:8597c38c r4:8597c000 ** 4 printk messages dropped ** [ 1337.293330][ T32] r4:8506c780 ** 4 printk messages dropped ** [ 1337.293493][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) ** 6 printk messages dropped ** [ 1337.293805][ T32] INFO: task kworker/0:579:4754 blocked for more than 463 seconds. ** 7 printk messages dropped ** [ 1337.294190][ T32] r4:85556c00 ** 4 printk messages dropped ** [ 1337.294386][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2dde08 ** 9 printk messages dropped ** [ 1337.295770][ T32] r5:00001000 r4:eabbb000 ** 2 printk messages dropped ** [ 1337.295892][ T32] r5:854f278c r4:854f2400 ** 1 printk messages dropped ** [ 1337.296014][ T32] r7:dddced80 r6:83018000 r5:854f278c r4:853ef500 ** 7 printk messages dropped ** [ 1337.296926][ T32] Exception stack(0xeb2ddfb0 to 0xeb2ddff8) ** 7 printk messages dropped ** [ 1337.297612][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1337.297983][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) ** 8 printk messages dropped ** [ 1337.325257][ T32] r4:e05d9dc0 ** 5 printk messages dropped ** [ 1337.325534][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1337.326082][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 ** 8 printk messages dropped ** [ 1337.326781][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1337.327215][ T32] r4:85556000 ** 4 printk messages dropped ** [ 1337.327754][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2e1e08 ** 5 printk messages dropped ** [ 1337.327989][ T32] r4:00000000 [ 1337.328008][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.328058][ T32] r9:83018005 r8:85556000 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 [ 1337.328081][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.328273][ T32] r5:00001000 r4:eab51000 [ 1337.328323][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.328367][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.328410][ T32] r5:854f1f8c r4:854f1c00 [ 1337.328515][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.341480][ T32] r7:dddced80 r6:83018000 r5:854f1f8c r4:853ef580 [ 1337.341527][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.341600][ T32] r10:61c88647 r9:85556000 r8:853ef5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.341625][ T32] r4:853ef580 [ 1337.341646][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.341693][ T32] r10:00000000 r9:853ef580 r8:80287e08 r7:eb2dde60 r6:853ea500 r5:85556000 [ 1337.341739][ T32] r4:00000001 [ 1337.341765][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.341806][ T32] Exception stack(0xeb2e1fb0 to 0xeb2e1ff8) [ 1337.341836][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.341915][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.341996][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.342029][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.342116][ T32] r4:853e0c40 [ 1337.342650][ T32] INFO: task kworker/0:580:4755 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1337.342727][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.342910][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.342961][ T32] Call trace: [ 1337.343015][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.343076][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1337.343625][ T32] r4:00000000 [ 1337.343674][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.343724][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1337.343754][ T32] 9d20: d11c8000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1337.343807][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1337.343844][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1337.343874][ T32] r5:80000013 r4:80239bb0 [ 1337.343897][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.343940][ T32] r4:82ac21e4 [ 1337.343962][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.344004][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1337.344051][ T32] r4:e05d9dc0 [ 1337.344100][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.344148][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1337.344171][ T32] r4:00000000 [ 1337.344193][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.344239][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1337.344289][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.344377][ T32] r5:00001000 r4:eb0cb000 [ 1337.344403][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.344443][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.344486][ T32] r5:8597c38c r4:8597c000 [ 1337.344505][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.344564][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1337.344590][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.344649][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.344676][ T32] r4:8506c780 [ 1337.344696][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.344771][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1337.344798][ T32] r4:00000001 [ 1337.344819][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.344856][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1337.344881][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.344909][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.344974][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.345006][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.345029][ T32] r4:8506bc80 [ 1337.345050][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.345090][ T32] INFO: task kworker/0:581:4757 blocked for more than 463 seconds. [ 1337.345124][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.345175][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.345201][ T32] task:kworker/0:581 state:D stack:0 pid:4757 tgid:4757 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.345298][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.345344][ T32] Call trace: [ 1337.345432][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1337.345483][ T32] r10:8291a684 r9:eb2e5d84 r8:00000002 r7:60000113 r6:eb2e5d8c r5:85553000 [ 1337.345506][ T32] r4:85553000 [ 1337.345526][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1337.345572][ T32] r5:85553000 r4:8291a680 [ 1337.345618][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.345668][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.345711][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2e5e08 [ 1337.345741][ T32] r4:00000000 [ 1337.345761][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1337.345796][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1337.345829][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.345875][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853e0fc0 [ 1337.345923][ T32] r4:00000000 [ 1337.346023][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.346077][ T32] r9:83018005 r8:85553000 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 [ 1337.346099][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.346601][ T32] r5:00001000 r4:eab93000 [ 1337.347728][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.347976][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.348025][ T32] r5:854f238c r4:854f2000 [ 1337.348047][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.348092][ T32] r7:dddced80 r6:83018000 r5:854f238c r4:853ef600 [ 1337.348113][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.348158][ T32] r10:61c88647 r9:85553000 r8:853ef62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.348180][ T32] r4:853ef600 [ 1337.348199][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.348438][ T32] r10:00000000 r9:853ef600 r8:80287e08 r7:eb2dde60 r6:853ea580 r5:85553000 [ 1337.348465][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1337.363572][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1337.365553][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) ** 8 printk messages dropped ** [ 1337.365927][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1337.366449][ T32] r5:00001000 r4:eb0cb000 ** 6 printk messages dropped ** [ 1337.366913][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1337.367167][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1337.367541][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1337.367898][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1337.368364][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.368406][ T32] r5:854f2f8c r4:854f2c00 [ 1337.368438][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.381657][ T32] r7:dddced80 r6:83018000 r5:854f2f8c r4:853ef680 [ 1337.381772][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.381852][ T32] r10:61c88647 r9:84b90000 r8:853ef6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.381905][ T32] r4:853ef680 [ 1337.381935][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.381990][ T32] r10:00000000 r9:853ef680 r8:80287e08 r7:eb2dde60 r6:853ea600 r5:84b90000 [ 1337.382013][ T32] r4:00000001 [ 1337.382076][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.382125][ T32] Exception stack(0xeb2e9fb0 to 0xeb2e9ff8) [ 1337.382158][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.382189][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.382227][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.382260][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.382296][ T32] r4:853e0f00 [ 1337.382796][ T32] INFO: task kworker/0:582:4760 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1337.382840][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.382914][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.382989][ T32] Call trace: [ 1337.383065][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.383146][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1337.383186][ T32] r4:00000000 [ 1337.383210][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.383252][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1337.383280][ T32] 9d20: d15ad000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1337.383313][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1337.383341][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1337.383366][ T32] r5:80000013 r4:80239bb0 [ 1337.383386][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.383427][ T32] r4:82ac21e4 [ 1337.383447][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.383489][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1337.383513][ T32] r4:e05d9dc0 [ 1337.383544][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.383598][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1337.383651][ T32] r4:00000000 [ 1337.383706][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.383767][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1337.383790][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.383846][ T32] r5:00001000 r4:eb0cb000 [ 1337.383907][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.383952][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.383999][ T32] r5:8597c38c r4:8597c000 [ 1337.384025][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.384097][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1337.384148][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.384198][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.384236][ T32] r4:8506c780 [ 1337.384259][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.384312][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1337.384336][ T32] r4:00000001 [ 1337.384356][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.384405][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) ** 1 printk messages dropped ** [ 1337.384489][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1337.384877][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1337.385203][ T32] r5:84b90c00 r4:8291a680 ** 5 printk messages dropped ** [ 1337.385385][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1337.385621][ T32] r5:00001000 r4:eade7000 ** 2 printk messages dropped ** [ 1337.385728][ T32] r5:854f2b8c r4:854f2800 ** 1 printk messages dropped ** [ 1337.385826][ T32] r7:dddced80 r6:83018000 r5:854f2b8c r4:853ef700 ** 4 printk messages dropped ** [ 1337.386108][ T32] r10:00000000 r9:853ef700 r8:80287e08 r7:eb2e9e60 r6:853ea680 r5:84b90c00 ** 9 printk messages dropped ** [ 1337.386961][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1337.387436][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff ** 6 printk messages dropped ** [ 1337.388130][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1337.411963][ T32] r5:8597c38c r4:8597c000 ** 6 printk messages dropped ** [ 1337.412374][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 ** 7 printk messages dropped ** [ 1337.412633][ T32] r4:8506bc80 ** 4 printk messages dropped ** [ 1337.412881][ T32] task:kworker/0:584 state:D stack:0 pid:4765 tgid:4765 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1337.413268][ T32] r4:84b91800 [ 1337.413293][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1337.413364][ T32] r5:84b91800 r4:8291a680 [ 1337.413413][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.413458][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.413526][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2c5e08 [ 1337.413553][ T32] r4:00000000 [ 1337.413600][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1337.413662][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1337.413722][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.413770][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853c1340 [ 1337.413793][ T32] r4:00000000 [ 1337.413861][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.413912][ T32] r9:83018005 r8:84b91800 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 [ 1337.413947][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.413993][ T32] r5:00001000 r4:eaf3f000 [ 1337.414038][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.414089][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.414143][ T32] r5:854f338c r4:854f3000 [ 1337.414191][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.414271][ T32] r7:dddced80 r6:83018000 r5:854f338c r4:853ef780 [ 1337.414301][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.414374][ T32] r10:61c88647 r9:84b91800 r8:853ef7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.414477][ T32] r4:853ef780 [ 1337.414579][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.414636][ T32] r10:00000000 r9:853ef780 r8:80287e08 r7:eb2e9e60 r6:853ea700 r5:84b91800 [ 1337.414661][ T32] r4:00000001 [ 1337.414694][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.414790][ T32] Exception stack(0xeb2c5fb0 to 0xeb2c5ff8) [ 1337.415021][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.415059][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.415113][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.415145][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.415167][ T32] r4:853c1100 [ 1337.415602][ T32] INFO: task kworker/0:584:4765 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1337.415637][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.415773][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.415844][ T32] Call trace: [ 1337.415878][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.415928][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1337.416012][ T32] r4:00000000 [ 1337.416057][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.416101][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1337.416172][ T32] 9d20: d1a46000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1337.416205][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1337.416273][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1337.416300][ T32] r5:80000013 r4:80239bb0 [ 1337.416322][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.416392][ T32] r4:82ac21e4 [ 1337.416417][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.416460][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1337.416483][ T32] r4:e05d9dc0 [ 1337.416501][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.416556][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1337.416582][ T32] r4:00000000 [ 1337.416602][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.416647][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1337.416668][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.416723][ T32] r5:00001000 r4:eb0cb000 [ 1337.416748][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.416788][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.416886][ T32] r5:8597c38c r4:8597c000 [ 1337.416910][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.416968][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1337.417006][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1337.417110][ T32] r4:8506c780 ** 4 printk messages dropped ** [ 1337.417347][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) ** 5 printk messages dropped ** [ 1337.417544][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1337.417984][ T32] r5:84b93000 r4:8291a680 ** 3 printk messages dropped ** [ 1337.418134][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1337.418316][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853e47c0 ** 7 printk messages dropped ** [ 1337.439331][ T32] r5:854bef8c r4:854bec00 ** 1 printk messages dropped ** [ 1337.439427][ T32] r7:ddde2d80 r6:83018200 r5:854bef8c r4:853ea780 ** 2 printk messages dropped ** [ 1337.439535][ T32] r4:853ea780 ** 5 printk messages dropped ** [ 1337.439814][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1337.439957][ T32] r4:853e4300 [ 1337.440412][ T32] INFO: task kworker/1:234:4767 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1337.440451][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.440575][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.440654][ T32] Call trace: [ 1337.440708][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.440780][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1337.440808][ T32] r4:00000000 [ 1337.440857][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.440910][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1337.440941][ T32] 9d20: d1cc5000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1337.440971][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1337.440997][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1337.441030][ T32] r5:80000013 r4:80239bb0 [ 1337.441062][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.441117][ T32] r4:82ac21e4 [ 1337.441141][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.441183][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1337.441226][ T32] r4:e05d9dc0 [ 1337.441270][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.441316][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1337.441359][ T32] r4:00000000 [ 1337.441383][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.441430][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1337.441451][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.441493][ T32] r5:00001000 r4:eb0cb000 [ 1337.441512][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.441577][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.441629][ T32] r5:8597c38c r4:8597c000 [ 1337.441649][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.441694][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1337.441715][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.441768][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.441811][ T32] r4:8506c780 [ 1337.441834][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.441890][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1337.441917][ T32] r4:00000001 [ 1337.441937][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.441987][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1337.442018][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.442046][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.442072][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.442136][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.442164][ T32] r4:8506bc80 [ 1337.442194][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.442265][ T32] INFO: task kworker/0:585:4768 blocked for more than 463 seconds. [ 1337.442304][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.442330][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.442373][ T32] task:kworker/0:585 state:D stack:0 pid:4768 tgid:4768 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.442428][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.442496][ T32] Call trace: [ 1337.442528][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1337.442575][ T32] r10:8291a684 r9:eb2f9d84 r8:00000002 r7:60000113 r6:eb2f9d8c r5:84b93c00 [ 1337.442597][ T32] r4:84b93c00 [ 1337.442617][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1337.442659][ T32] r5:84b93c00 r4:8291a680 [ 1337.442678][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.442726][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.442793][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2f9e08 [ 1337.442823][ T32] r4:00000000 [ 1337.442843][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) ** 3 printk messages dropped ** [ 1337.443023][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1337.443331][ T32] r5:854f838c r4:854f8000 [ 1337.443353][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.443399][ T32] r7:dddced80 r6:83018000 r5:854f838c r4:853ef800 ** 4 printk messages dropped ** [ 1337.443641][ T32] r10:00000000 r9:853ef800 r8:80287e08 r7:eb2c5e60 r6:853ea880 r5:84b93c00 ** 7 printk messages dropped ** [ 1337.443935][ T32] r4:853c11c0 ** 4 printk messages dropped ** [ 1337.444498][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) ** 11 printk messages dropped ** [ 1337.444952][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 ** 9 printk messages dropped ** [ 1337.445306][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1337.445665][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1337.445943][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1337.446288][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1337.446574][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1337.446780][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1337.447148][ T32] r5:854f378c r4:854f3400 [ 1337.447167][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1337.447342][ T32] r4:853ef880 ** 6 printk messages dropped ** [ 1337.447606][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1337.448162][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.448227][ T32] Call trace: [ 1337.448291][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.448344][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1337.448390][ T32] r4:00000000 [ 1337.448414][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.448454][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1337.467967][ T32] 9d20: d1cc5000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1337.468067][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1337.468097][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1337.468125][ T32] r5:80000013 r4:80239bb0 [ 1337.468171][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.468263][ T32] r4:82ac21e4 [ 1337.468288][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.468332][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1337.468365][ T32] r4:e05d9dc0 [ 1337.468387][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.468430][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1337.468501][ T32] r4:00000000 [ 1337.468870][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.468942][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1337.468965][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.469033][ T32] r5:00001000 r4:eb0cb000 [ 1337.469059][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.469123][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.469196][ T32] r5:8597c38c r4:8597c000 [ 1337.469249][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.469326][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1337.469393][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.469445][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.469520][ T32] r4:8506c780 [ 1337.469544][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.469612][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1337.469639][ T32] r4:00000001 [ 1337.469659][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.469696][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1337.469732][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.469762][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.469851][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.469884][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.469930][ T32] r4:8506bc80 [ 1337.469957][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.470020][ T32] INFO: task kworker/0:587:4771 blocked for more than 463 seconds. [ 1337.470079][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.470109][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.470131][ T32] task:kworker/0:587 state:D stack:0 pid:4771 tgid:4771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.470233][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.470331][ T32] Call trace: [ 1337.470414][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1337.470478][ T32] r10:8291a684 r9:eb2d5d84 r8:00000002 r7:60000013 r6:eb2d5d8c r5:85426c00 [ 1337.470525][ T32] r4:85426c00 [ 1337.470554][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1337.470623][ T32] r5:85426c00 r4:8291a680 [ 1337.470650][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.470699][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.470772][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2d5e08 [ 1337.470864][ T32] r4:00000000 [ 1337.470891][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1337.470986][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1337.471031][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.471087][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853c1580 [ 1337.471118][ T32] r4:00000000 [ 1337.471138][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.471204][ T32] r9:83018005 r8:85426c00 r7:00000000 r6:83018000 r5:00001000 r4:7f079000 [ 1337.471255][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.471306][ T32] r5:00001000 r4:eaf87000 [ 1337.471327][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.471402][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.471472][ T32] r5:854f3b8c r4:854f3800 [ 1337.471498][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.471543][ T32] r7:dddced80 r6:83018000 r5:854f3b8c r4:853ef900 [ 1337.471575][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.471625][ T32] r10:61c88647 r9:85426c00 r8:853ef92c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.471664][ T32] r4:853ef900 [ 1337.471690][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.471743][ T32] r10:00000000 r9:853ef900 r8:80287e08 r7:eb2f9e60 r6:853ef980 r5:85426c00 [ 1337.471766][ T32] r4:00000001 [ 1337.471785][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.471820][ T32] Exception stack(0xeb2d5fb0 to 0xeb2d5ff8) [ 1337.471846][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.471895][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.471932][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.471961][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.471985][ T32] r4:853c1240 ** 1 printk messages dropped ** [ 1337.472485][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1337.473026][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 13 printk messages dropped ** [ 1337.473552][ T32] r5:8597c38c r4:8597c000 ** 4 printk messages dropped ** [ 1337.473776][ T32] r4:8506c780 ** 6 printk messages dropped ** [ 1337.474074][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1337.474417][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1337.474862][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1337.475370][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1337.475565][ T32] r7:dddced80 r6:83018000 r5:854f3f8c r4:853efa00 ** 5 printk messages dropped ** [ 1337.475816][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1337.476033][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 12 printk messages dropped ** [ 1337.476844][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff ** 6 printk messages dropped ** [ 1337.477091][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 11 printk messages dropped ** [ 1337.477752][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1337.478123][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.478153][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.478191][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.478216][ T32] r4:8506bc80 [ 1337.478236][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.478294][ T32] INFO: task kworker/0:589:4776 blocked for more than 463 seconds. [ 1337.478346][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.478373][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.478397][ T32] task:kworker/0:589 state:D stack:0 pid:4776 tgid:4776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.478440][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.509538][ T32] Call trace: [ 1337.509598][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1337.509700][ T32] r10:8291a684 r9:eb305d84 r8:00000002 r7:60000113 r6:eb305d8c r5:85525400 [ 1337.509741][ T32] r4:85525400 [ 1337.509784][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1337.509833][ T32] r5:85525400 r4:8291a680 [ 1337.509854][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.509915][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.509981][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb305e08 [ 1337.510006][ T32] r4:00000000 [ 1337.510026][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1337.510060][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1337.510098][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.510161][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853c1d00 [ 1337.510193][ T32] r4:00000000 [ 1337.510214][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.510260][ T32] r9:83018005 r8:85525400 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1337.510282][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.510326][ T32] r5:00001000 r4:eb31d000 [ 1337.510346][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.510384][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.510426][ T32] r5:854f8f8c r4:854f8c00 [ 1337.510446][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.510492][ T32] r7:dddced80 r6:83018000 r5:854f8f8c r4:853efb00 [ 1337.510513][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.510557][ T32] r10:61c88647 r9:85525400 r8:853efb2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.510591][ T32] r4:853efb00 [ 1337.510627][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.510683][ T32] r10:00000000 r9:853efb00 r8:80287e08 r7:eb2f9e60 r6:853efb80 r5:85525400 [ 1337.510706][ T32] r4:00000001 [ 1337.510831][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.510880][ T32] Exception stack(0xeb305fb0 to 0xeb305ff8) [ 1337.510911][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.510940][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.510966][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.510995][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.511045][ T32] r4:853c1740 [ 1337.511493][ T32] INFO: task kworker/0:589:4776 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1337.511530][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.511617][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.511668][ T32] Call trace: [ 1337.511708][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.511782][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1337.511810][ T32] r4:00000000 [ 1337.511839][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.511882][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1337.511910][ T32] 9d20: d29f4000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1337.511938][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1337.511963][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1337.511986][ T32] r5:80000013 r4:80239bb0 [ 1337.512007][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 6 printk messages dropped ** [ 1337.512313][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1337.512557][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1337.512986][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 11 printk messages dropped ** [ 1337.513384][ T32] r4:84b88000 ** 4 printk messages dropped ** [ 1337.513560][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb309e08 ** 11 printk messages dropped ** [ 1337.514112][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.514203][ T32] r5:854f878c r4:854f8400 [ 1337.514246][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.514294][ T32] r7:dddced80 r6:83018000 r5:854f878c r4:853efc00 [ 1337.514315][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.514361][ T32] r10:61c88647 r9:84b88000 r8:853efc2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.514383][ T32] r4:853efc00 [ 1337.514401][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.514465][ T32] r10:00000000 r9:853efc00 r8:80287e08 r7:eb305e60 r6:853efc80 r5:84b88000 [ 1337.514496][ T32] r4:00000001 [ 1337.514525][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.514563][ T32] Exception stack(0xeb309fb0 to 0xeb309ff8) [ 1337.514593][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.514623][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.514661][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.514692][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.514756][ T32] r4:853c1880 [ 1337.515046][ T32] INFO: task kworker/0:590:4778 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1337.515081][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.515154][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.515197][ T32] Call trace: [ 1337.515225][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.515294][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1337.515346][ T32] r4:00000000 [ 1337.515396][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.515440][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1337.515490][ T32] 9d20: d29f4000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1337.515536][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1337.515586][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1337.515679][ T32] r5:80000013 r4:80239bb0 [ 1337.515704][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.515772][ T32] r4:82ac21e4 [ 1337.515822][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.515867][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1337.515890][ T32] r4:e05d9dc0 [ 1337.515908][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.515947][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1337.516006][ T32] r4:00000000 [ 1337.516054][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.516103][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1337.516147][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.516197][ T32] r5:00001000 r4:eb0cb000 [ 1337.516218][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.516278][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.516324][ T32] r5:8597c38c r4:8597c000 [ 1337.516365][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1337.516674][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) ** 6 printk messages dropped ** [ 1337.516860][ T32] INFO: task kworker/0:591:4779 blocked for more than 464 seconds. ** 11 printk messages dropped ** [ 1337.517412][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1337.517838][ T32] r5:00001000 r4:eb311000 ** 2 printk messages dropped ** [ 1337.517969][ T32] r5:854f8b8c r4:854f8800 ** 2 printk messages dropped ** [ 1337.518055][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1337.518419][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1337.542454][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) ** 11 printk messages dropped ** [ 1337.542945][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 ** 10 printk messages dropped ** [ 1337.543481][ T32] r5:8597c38c r4:8597c000 ** 6 printk messages dropped ** [ 1337.543805][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 ** 11 printk messages dropped ** [ 1337.544239][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1337.544688][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1337.545224][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.545295][ T32] r5:854f978c r4:854f9400 [ 1337.545322][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.545369][ T32] r7:dddced80 r6:83018000 r5:854f978c r4:853efe00 [ 1337.545391][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.545462][ T32] r10:61c88647 r9:84b89800 r8:853efe2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.545489][ T32] r4:853efe00 [ 1337.545509][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.545554][ T32] r10:00000000 r9:853efe00 r8:80287e08 r7:eb305e60 r6:853efe80 r5:84b89800 [ 1337.545576][ T32] r4:00000001 [ 1337.545594][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.545649][ T32] Exception stack(0xeb321fb0 to 0xeb321ff8) [ 1337.545704][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.545782][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.545812][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.545841][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.545864][ T32] r4:853c1c40 [ 1337.546150][ T32] INFO: task kworker/0:592:4781 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1337.546183][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.546263][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.546321][ T32] Call trace: [ 1337.546354][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.546404][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1337.546448][ T32] r4:00000000 [ 1337.546475][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.546515][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1337.546542][ T32] 9d20: d2c81000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1337.546625][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1337.546676][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1337.546703][ T32] r5:80000013 r4:80239bb0 [ 1337.546730][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.546796][ T32] r4:82ac21e4 [ 1337.546817][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.546857][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1337.546879][ T32] r4:e05d9dc0 [ 1337.546913][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.546971][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1337.547046][ T32] r4:00000000 [ 1337.547071][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.547119][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1337.547141][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.547189][ T32] r5:00001000 r4:eb0cb000 [ 1337.547211][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.547251][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.547312][ T32] r5:8597c38c r4:8597c000 [ 1337.547364][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.547447][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1337.547473][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.547520][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.547572][ T32] r4:8506c780 [ 1337.547596][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.547644][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1337.547666][ T32] r4:00000001 [ 1337.547685][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.547754][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1337.547832][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1337.548025][ T32] r4:8506bc80 ** 5 printk messages dropped ** [ 1337.548261][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1337.563730][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb32de08 ** 8 printk messages dropped ** [ 1337.564125][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1337.564487][ T32] r7:dddced80 r6:83018000 r5:854f938c r4:853eff00 ** 9 printk messages dropped ** [ 1337.564920][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1337.565929][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) ** 7 printk messages dropped ** [ 1337.566212][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 ** 12 printk messages dropped ** [ 1337.566768][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 ** 7 printk messages dropped ** [ 1337.567117][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1337.567161][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.567201][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.567231][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.567289][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.567338][ T32] r4:8506bc80 [ 1337.567362][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.567392][ T32] INFO: task kworker/0:594:4785 blocked for more than 464 seconds. [ 1337.567439][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.567474][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.567495][ T32] task:kworker/0:594 state:D stack:0 pid:4785 tgid:4785 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.567557][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.567607][ T32] Call trace: [ 1337.567670][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1337.567735][ T32] r10:8291a684 r9:eb2d1d84 r8:00000002 r7:60000113 r6:eb2d1d8c r5:84b8bc00 [ 1337.567780][ T32] r4:84b8bc00 [ 1337.567811][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1337.567854][ T32] r5:84b8bc00 r4:8291a680 [ 1337.567885][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.567953][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.568021][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2d1e08 [ 1337.568052][ T32] r4:00000000 [ 1337.568073][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1337.568129][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1337.568172][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.568212][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547d100 [ 1337.568234][ T32] r4:00000000 [ 1337.568253][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.568319][ T32] r9:83018005 r8:84b8bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f0c3000 [ 1337.568371][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.568432][ T32] r5:00001000 r4:eb349000 [ 1337.568513][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.585646][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.585766][ T32] r5:854f9f8c r4:854f9c00 [ 1337.585794][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.585851][ T32] r7:dddced80 r6:83018000 r5:854f9f8c r4:8547f000 [ 1337.585873][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.585960][ T32] r10:61c88647 r9:84b8bc00 r8:8547f02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.585989][ T32] r4:8547f000 [ 1337.586031][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.586083][ T32] r10:00000000 r9:8547f000 r8:80287e08 r7:eb321e60 r6:8547f080 r5:84b8bc00 [ 1337.586106][ T32] r4:00000001 [ 1337.586126][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.586164][ T32] Exception stack(0xeb2d1fb0 to 0xeb2d1ff8) [ 1337.586194][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.586223][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.586248][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1337.586887][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1337.587597][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1337.587822][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 ** 9 printk messages dropped ** [ 1337.588250][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 ** 8 printk messages dropped ** [ 1337.595344][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1337.595763][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1337.596310][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb339e08 ** 5 printk messages dropped ** [ 1337.596662][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1337.597062][ T32] r5:854f9b8c r4:854f9800 ** 1 printk messages dropped ** [ 1337.597140][ T32] r7:dddced80 r6:83018000 r5:854f9b8c r4:8547f100 ** 4 printk messages dropped ** [ 1337.597322][ T32] r10:00000000 r9:8547f100 r8:80287e08 r7:eb2d1e60 r6:8547f180 r5:84b8c800 ** 9 printk messages dropped ** [ 1337.598189][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1337.611822][ T32] r4:e05d9dc0 ** 6 printk messages dropped ** [ 1337.612138][ T32] r5:00001000 r4:eb0cb000 ** 7 printk messages dropped ** [ 1337.612543][ T32] r4:8506c780 ** 5 printk messages dropped ** [ 1337.612755][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1337.613126][ T32] task:kworker/0:596 state:D stack:0 pid:4790 tgid:4790 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.613215][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.613282][ T32] Call trace: [ 1337.613323][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1337.613382][ T32] r10:8291a684 r9:eb34dd84 r8:00000002 r7:60000013 r6:eb34dd8c r5:84b8d400 [ 1337.613414][ T32] r4:84b8d400 [ 1337.613435][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1337.613488][ T32] r5:84b8d400 r4:8291a680 [ 1337.613539][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.613597][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.613691][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb34de08 [ 1337.613784][ T32] r4:00000000 [ 1337.613862][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1337.613938][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1337.614008][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.614090][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547d7c0 [ 1337.614199][ T32] r4:00000000 [ 1337.614245][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.614340][ T32] r9:83018005 r8:84b8d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0cb000 [ 1337.614394][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.614485][ T32] r5:00001000 r4:eb379000 [ 1337.614537][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.614640][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.614756][ T32] r5:854faf8c r4:854fac00 [ 1337.614807][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.614896][ T32] r7:dddced80 r6:83018000 r5:854faf8c r4:8547f200 [ 1337.614940][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.615032][ T32] r10:61c88647 r9:84b8d400 r8:8547f22c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.615062][ T32] r4:8547f200 [ 1337.615135][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.615189][ T32] r10:00000000 r9:8547f200 r8:80287e08 r7:eb2d1e60 r6:8547f280 r5:84b8d400 [ 1337.615211][ T32] r4:00000001 [ 1337.615244][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.615354][ T32] Exception stack(0xeb34dfb0 to 0xeb34dff8) [ 1337.615444][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.615524][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.615586][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.615668][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.615738][ T32] r4:8547d1c0 [ 1337.616489][ T32] INFO: task kworker/0:596:4790 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1337.616628][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.616791][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.616927][ T32] Call trace: [ 1337.617004][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.617110][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1337.617204][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1337.617338][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) ** 7 printk messages dropped ** [ 1337.617882][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 ** 8 printk messages dropped ** [ 1337.641546][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1337.642044][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1337.642261][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 12 printk messages dropped ** [ 1337.642975][ T32] r5:84b8e000 r4:8291a680 ** 5 printk messages dropped ** [ 1337.643216][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1337.643286][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.643337][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547d200 [ 1337.643361][ T32] r4:00000000 [ 1337.643380][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.643427][ T32] r9:83018005 r8:84b8e000 r7:00000000 r6:83018000 r5:00001000 r4:7f0c5000 [ 1337.643470][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.643536][ T32] r5:00001000 r4:eb355000 [ 1337.643580][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.643627][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.643669][ T32] r5:854fa38c r4:854fa000 [ 1337.643688][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.643763][ T32] r7:dddced80 r6:83018000 r5:854fa38c r4:8547f300 [ 1337.643787][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.643881][ T32] r10:61c88647 r9:84b8e000 r8:8547f32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.643929][ T32] r4:8547f300 [ 1337.643952][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.643997][ T32] r10:00000000 r9:8547f300 r8:80287e08 r7:eb34de60 r6:8547f380 r5:84b8e000 [ 1337.644018][ T32] r4:00000001 [ 1337.644060][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.644115][ T32] Exception stack(0xeb359fb0 to 0xeb359ff8) [ 1337.644171][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.644224][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.644257][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.644336][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.644429][ T32] r4:8547d080 [ 1337.644876][ T32] INFO: task kworker/0:597:4793 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1337.644934][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.645028][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.645074][ T32] Call trace: [ 1337.645103][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.645159][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1337.645183][ T32] r4:00000000 [ 1337.645238][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.645282][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1337.645311][ T32] 9d20: d3d97000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1337.645339][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1337.645363][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1337.645397][ T32] r5:80000013 r4:80239bb0 [ 1337.645427][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 6 printk messages dropped ** [ 1337.645697][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1337.645987][ T32] r5:8597c38c r4:8597c000 ** 5 printk messages dropped ** [ 1337.646200][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1337.646514][ T32] r4:8506bc80 ** 7 printk messages dropped ** [ 1337.646846][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 1337.647234][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1337.647658][ T32] r5:854fa78c r4:854fa400 ** 1 printk messages dropped ** [ 1337.647764][ T32] r7:dddced80 r6:83018000 r5:854fa78c r4:8547f400 ** 2 printk messages dropped ** [ 1337.647898][ T32] r4:8547f400 [ 1337.647926][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.647973][ T32] r10:00000000 r9:8547f400 r8:80287e08 r7:eb34de60 r6:8547f480 r5:84b8ec00 [ 1337.648004][ T32] r4:00000001 [ 1337.648026][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.648083][ T32] Exception stack(0xeb365fb0 to 0xeb365ff8) [ 1337.648123][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.648154][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.648180][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.648208][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.648229][ T32] r4:8547d2c0 [ 1337.659386][ T32] INFO: task kworker/0:598:4794 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1337.659502][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.659641][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.659780][ T32] Call trace: [ 1337.659817][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.659876][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1337.659900][ T32] r4:00000000 [ 1337.659920][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.659988][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1337.660026][ T32] 9d20: d3d97000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1337.660055][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1337.660080][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1337.660103][ T32] r5:80000013 r4:80239bb0 [ 1337.660123][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.660165][ T32] r4:82ac21e4 [ 1337.660207][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.660256][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1337.660281][ T32] r4:e05d9dc0 [ 1337.660301][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.660367][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1337.660398][ T32] r4:00000000 [ 1337.660419][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.660489][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1337.660537][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.660610][ T32] r5:00001000 r4:eb0cb000 [ 1337.660659][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.660747][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.660795][ T32] r5:8597c38c r4:8597c000 [ 1337.660815][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.660888][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1337.660935][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.660990][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.661021][ T32] r4:8506c780 [ 1337.661066][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.661146][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1337.661193][ T32] r4:00000001 [ 1337.661221][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.661289][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1337.661334][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.661365][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.661392][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.661441][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.661492][ T32] r4:8506bc80 [ 1337.661538][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.661575][ T32] INFO: task kworker/0:599:4796 blocked for more than 464 seconds. [ 1337.661607][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 4 printk messages dropped ** [ 1337.661894][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 1337.662252][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1337.662666][ T32] r5:854fab8c r4:854fa800 [ 1337.662699][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1337.662866][ T32] r10:61c88647 r9:84b8b000 r8:8547f52c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1337.663186][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1337.664022][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1337.664231][ T32] r5:80000013 r4:80239bb0 ** 6 printk messages dropped ** [ 1337.664495][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 ** 12 printk messages dropped ** [ 1337.665166][ T32] r4:8506c780 ** 6 printk messages dropped ** [ 1337.665449][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1337.665914][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 1337.666294][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1337.666818][ T32] r5:854fb78c r4:854fb400 [ 1337.666844][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1337.667096][ T32] r10:00000000 r9:8547f600 r8:80287e08 r7:eb34de60 r6:8547f680 r5:85538c00 ** 9 printk messages dropped ** [ 1337.667702][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1337.668386][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 ** 14 printk messages dropped ** [ 1337.690330][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 1 printk messages dropped ** [ 1337.690382][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.690432][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1337.690455][ T32] r4:00000001 [ 1337.690474][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.690511][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1337.690555][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.690600][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.690650][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.690687][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.690709][ T32] r4:8506bc80 [ 1337.690800][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.690858][ T32] INFO: task kworker/0:601:4800 blocked for more than 464 seconds. [ 1337.690923][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.690997][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.691023][ T32] task:kworker/0:601 state:D stack:0 pid:4800 tgid:4800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.691081][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.691156][ T32] Call trace: [ 1337.691188][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1337.691239][ T32] r10:8291a684 r9:eb395d84 r8:00000002 r7:60000113 r6:eb395d8c r5:85538000 [ 1337.691277][ T32] r4:85538000 [ 1337.691305][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1337.691348][ T32] r5:85538000 r4:8291a680 [ 1337.691368][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.691428][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.691479][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb395e08 [ 1337.691501][ T32] r4:00000000 [ 1337.691520][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1337.691554][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1337.691599][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.691645][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547da00 [ 1337.691689][ T32] r4:00000000 [ 1337.691760][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.691813][ T32] r9:83018005 r8:85538000 r7:00000000 r6:83018000 r5:00001000 r4:7f0cd000 [ 1337.691857][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.691907][ T32] r5:00001000 r4:eb385000 [ 1337.691928][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.691996][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.692042][ T32] r5:854fb38c r4:854fb000 [ 1337.692071][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.692138][ T32] r7:dddced80 r6:83018000 r5:854fb38c r4:8547f700 [ 1337.692192][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.692241][ T32] r10:61c88647 r9:85538000 r8:8547f72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.692264][ T32] r4:8547f700 [ 1337.692295][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.692344][ T32] r10:00000000 r9:8547f700 r8:80287e08 r7:eb389e60 r6:8547f780 r5:85538000 ** 2 printk messages dropped ** [ 1337.692421][ T32] Exception stack(0xeb395fb0 to 0xeb395ff8) ** 7 printk messages dropped ** [ 1337.693222][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1337.693565][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 ** 11 printk messages dropped ** [ 1337.694066][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 ** 9 printk messages dropped ** [ 1337.694518][ T32] r4:8506c780 ** 4 printk messages dropped ** [ 1337.694666][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) ** 7 printk messages dropped ** [ 1337.694983][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 8 printk messages dropped ** [ 1337.695328][ T32] r5:8553a400 r4:8291a680 ** 2 printk messages dropped ** [ 1337.695457][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb09de08 ** 7 printk messages dropped ** [ 1337.695750][ T32] r9:83018005 r8:8553a400 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 ** 5 printk messages dropped ** [ 1337.696025][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1337.696398][ T32] Exception stack(0xeb09dfb0 to 0xeb09dff8) ** 8 printk messages dropped ** [ 1337.697046][ T32] Call trace: ** 4 printk messages dropped ** [ 1337.697262][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) ** 7 printk messages dropped ** [ 1337.697652][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 ** 12 printk messages dropped ** [ 1337.698263][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 ** 5 printk messages dropped ** [ 1337.698541][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1337.721567][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1337.721961][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.722012][ T32] Call trace: [ 1337.722063][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1337.722135][ T32] r10:8291a684 r9:eb3a1d84 r8:00000002 r7:60000113 r6:eb3a1d8c r5:8553bc00 [ 1337.722187][ T32] r4:8553bc00 [ 1337.722211][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1337.722256][ T32] r5:8553bc00 r4:8291a680 [ 1337.722300][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.722351][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.722396][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3a1e08 [ 1337.722418][ T32] r4:00000000 [ 1337.722463][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1337.722529][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1337.722670][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.722717][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8546e200 [ 1337.722898][ T32] r4:00000000 [ 1337.722929][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.722978][ T32] r9:83018005 r8:8553bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [ 1337.723001][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.723043][ T32] r5:00001000 r4:e47d5000 [ 1337.723063][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.723101][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.723238][ T32] r5:854fbb8c r4:854fb800 [ 1337.723267][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.723320][ T32] r7:dddced80 r6:83018000 r5:854fbb8c r4:8547f900 [ 1337.723343][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.723414][ T32] r10:61c88647 r9:8553bc00 r8:8547f92c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.723467][ T32] r4:8547f900 [ 1337.723491][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.723572][ T32] r10:00000000 r9:8547f900 r8:80287e08 r7:eb09de60 r6:8547f980 r5:8553bc00 [ 1337.723646][ T32] r4:00000001 [ 1337.723707][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.723791][ T32] Exception stack(0xeb3a1fb0 to 0xeb3a1ff8) [ 1337.723908][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.723950][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.723977][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.724007][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.724029][ T32] r4:8547ddc0 [ 1337.724482][ T32] INFO: task kworker/0:603:4805 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1337.724524][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.724608][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.724749][ T32] Call trace: [ 1337.724793][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.724844][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1337.724884][ T32] r4:00000000 [ 1337.724910][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.724965][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1337.724998][ T32] 9d20: d4904000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1337.725027][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1337.725052][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1337.725076][ T32] r5:80000013 r4:80239bb0 [ 1337.725096][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.725139][ T32] r4:82ac21e4 [ 1337.725160][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.725228][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1337.725256][ T32] r4:e05d9dc0 [ 1337.725350][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 3 printk messages dropped ** [ 1337.725536][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 ** 11 printk messages dropped ** [ 1337.726199][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 ** 7 printk messages dropped ** [ 1337.726544][ T32] r4:8506bc80 ** 5 printk messages dropped ** [ 1337.726785][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1337.727208][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3ade08 ** 8 printk messages dropped ** [ 1337.727573][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1337.727773][ T32] r5:854bf38c r4:854bf000 ** 3 printk messages dropped ** [ 1337.728134][ T32] r10:61c88647 r9:85539800 r8:853ea9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1337.728405][ T32] Exception stack(0xeb3adfb0 to 0xeb3adff8) [ 1337.728432][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.728476][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.751489][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.751652][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.751691][ T32] r4:853e4880 [ 1337.752139][ T32] INFO: task kworker/1:235:4808 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1337.752179][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.752251][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.752330][ T32] Call trace: [ 1337.752369][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.752496][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1337.752525][ T32] r4:00000000 [ 1337.752546][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.752588][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1337.752617][ T32] 9d20: d4cbb000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1337.752706][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1337.752747][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1337.752772][ T32] r5:80000013 r4:80239bb0 [ 1337.752794][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.752937][ T32] r4:82ac21e4 [ 1337.752964][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.753033][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1337.753135][ T32] r4:e05d9dc0 [ 1337.753187][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.753244][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1337.753268][ T32] r4:00000000 [ 1337.753288][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.753334][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1337.753355][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.753397][ T32] r5:00001000 r4:eb0cb000 [ 1337.753417][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.753456][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.753499][ T32] r5:8597c38c r4:8597c000 [ 1337.753519][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.753592][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1337.753618][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.753666][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 1 printk messages dropped ** [ 1337.753786][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1337.754410][ T32] r4:8506bc80 ** 5 printk messages dropped ** [ 1337.754725][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1337.755216][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1337.755729][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1337.755917][ T32] r5:854bff8c r4:854bfc00 [ 1337.755954][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1337.756282][ T32] r10:00000000 r9:853eaa00 r8:80287e08 r7:eb3ade60 r6:8547fa80 r5:8553c800 ** 9 printk messages dropped ** [ 1337.757081][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1337.757935][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1337.758154][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1337.778101][ T32] r5:8597c38c r4:8597c000 ** 5 printk messages dropped ** [ 1337.779416][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1337.779960][ T32] r4:8506bc80 ** 5 printk messages dropped ** [ 1337.780245][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1337.780858][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb37de08 [ 1337.780883][ T32] r4:00000000 [ 1337.780904][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1337.780940][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1337.781026][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.781075][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8560d700 [ 1337.781098][ T32] r4:00000000 [ 1337.781118][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.781164][ T32] r9:83018205 r8:84b96c00 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1337.781236][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.781290][ T32] r5:00001000 r4:eb30b000 [ 1337.781360][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.781427][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.781499][ T32] r5:854bfb8c r4:854bf800 [ 1337.781524][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.781578][ T32] r7:ddde2d80 r6:83018200 r5:854bfb8c r4:853eaa80 [ 1337.781601][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.781649][ T32] r10:61c88647 r9:84b96c00 r8:853eaaac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.781673][ T32] r4:853eaa80 [ 1337.781717][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.781777][ T32] r10:00000000 r9:853eaa80 r8:80287e08 r7:eb3b1e60 r6:853eab00 r5:84b96c00 [ 1337.781850][ T32] r4:00000001 [ 1337.781876][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.781927][ T32] Exception stack(0xeb37dfb0 to 0xeb37dff8) [ 1337.781960][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.782002][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.782033][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.782087][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.782118][ T32] r4:853e4880 [ 1337.782549][ T32] INFO: task kworker/1:237:4810 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1337.782612][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.782678][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.782793][ T32] Call trace: [ 1337.782906][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.782960][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1337.782986][ T32] r4:00000000 [ 1337.783006][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.783097][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1337.783137][ T32] 9d20: d4f5d000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1337.783167][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1337.783192][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1337.783242][ T32] r5:80000013 r4:80239bb0 [ 1337.783292][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.783363][ T32] r4:82ac21e4 [ 1337.783406][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.783454][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1337.783478][ T32] r4:e05d9dc0 [ 1337.783498][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.783550][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1337.783577][ T32] r4:00000000 [ 1337.783615][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.783666][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1337.783690][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.783763][ T32] r5:00001000 r4:eb0cb000 [ 1337.783788][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.783830][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.783873][ T32] r5:8597c38c r4:8597c000 [ 1337.783898][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.783949][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 ** 2 printk messages dropped ** [ 1337.784072][ T32] r4:8506c780 ** 4 printk messages dropped ** [ 1337.784347][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) ** 7 printk messages dropped ** [ 1337.784616][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 8 printk messages dropped ** [ 1337.785091][ T32] r5:84b94800 r4:8291a680 ** 5 printk messages dropped ** [ 1337.785462][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1337.786014][ T32] r5:854fbf8c r4:854fbc00 ** 1 printk messages dropped ** [ 1337.786087][ T32] r7:dddced80 r6:83018000 r5:854fbf8c r4:8547fb00 ** 4 printk messages dropped ** [ 1337.786361][ T32] r10:00000000 r9:8547fb00 r8:80287e08 r7:eb09de60 r6:853eab80 r5:84b94800 ** 10 printk messages dropped ** [ 1337.787252][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1337.787758][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff ** 7 printk messages dropped ** [ 1337.788098][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 ** 11 printk messages dropped ** [ 1337.822475][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1337.822953][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 2 printk messages dropped ** [ 1337.823039][ T32] INFO: task kworker/0:605:4815 blocked for more than 464 seconds. [ 1337.823098][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.823130][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.823178][ T32] task:kworker/0:605 state:D stack:0 pid:4815 tgid:4815 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.823296][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.823396][ T32] Call trace: [ 1337.823457][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1337.823514][ T32] r10:8291a684 r9:eb3c1d84 r8:00000002 r7:60000013 r6:eb3c1d8c r5:84b96000 [ 1337.823543][ T32] r4:84b96000 [ 1337.823566][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1337.823610][ T32] r5:84b96000 r4:8291a680 [ 1337.823631][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.823685][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.823737][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3c1e08 [ 1337.823762][ T32] r4:00000000 [ 1337.823782][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1337.823816][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1337.823875][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.823959][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8546ec80 [ 1337.823997][ T32] r4:00000000 [ 1337.824022][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.824094][ T32] r9:83018005 r8:84b96000 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 [ 1337.824121][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.824166][ T32] r5:00001000 r4:ead09000 [ 1337.824198][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.824261][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.824349][ T32] r5:85505b8c r4:85505800 [ 1337.824417][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.824475][ T32] r7:dddced80 r6:83018000 r5:85505b8c r4:8547fb80 [ 1337.824510][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.824587][ T32] r10:61c88647 r9:84b96000 r8:8547fbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.824641][ T32] r4:8547fb80 [ 1337.824673][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.824737][ T32] r10:00000000 r9:8547fb80 r8:80287e08 r7:eb09de60 r6:853eac00 r5:84b96000 [ 1337.824789][ T32] r4:00000001 [ 1337.824827][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.824869][ T32] Exception stack(0xeb3c1fb0 to 0xeb3c1ff8) [ 1337.824908][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.824953][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.824988][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.825018][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.825046][ T32] r4:8546e280 [ 1337.825483][ T32] INFO: task kworker/0:605:4815 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1337.825519][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.825605][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.825687][ T32] Call trace: [ 1337.825751][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.825807][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1337.825837][ T32] r4:00000000 [ 1337.825862][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.825942][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1337.825977][ T32] 9d20: d5505000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1337.826009][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1337.826037][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1337.826067][ T32] r5:80000013 r4:80239bb0 [ 1337.826090][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.826158][ T32] r4:82ac21e4 [ 1337.826183][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 9 printk messages dropped ** [ 1337.826553][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1337.827022][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 ** 7 printk messages dropped ** [ 1337.827377][ T32] r4:8506bc80 ** 5 printk messages dropped ** [ 1337.827623][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1337.827937][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1337.828240][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1337.839179][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1337.839278][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1337.839571][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1337.839756][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1337.840521][ T32] Call trace: ** 4 printk messages dropped ** [ 1337.840834][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) ** 7 printk messages dropped ** [ 1337.841119][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 ** 8 printk messages dropped ** [ 1337.841447][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1337.841877][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 ** 7 printk messages dropped ** [ 1337.842325][ T32] r4:8506bc80 ** 5 printk messages dropped ** [ 1337.842608][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1337.843062][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3cde08 ** 3 printk messages dropped ** [ 1337.843260][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.843314][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8546e700 [ 1337.843340][ T32] r4:00000000 [ 1337.843361][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.843407][ T32] r9:83018005 r8:85559800 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [ 1337.843438][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.843602][ T32] r5:00001000 r4:eaadb000 [ 1337.843628][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.843668][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.843711][ T32] r5:85504b8c r4:85504800 [ 1337.843757][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.843807][ T32] r7:dddced80 r6:83018000 r5:85504b8c r4:8547fc80 [ 1337.843845][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.843906][ T32] r10:61c88647 r9:85559800 r8:8547fcac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.843968][ T32] r4:8547fc80 [ 1337.843992][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.844066][ T32] r10:00000000 r9:8547fc80 r8:80287e08 r7:eb3c1e60 r6:853ead00 r5:85559800 [ 1337.844093][ T32] r4:00000001 [ 1337.844113][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.844149][ T32] Exception stack(0xeb3cdfb0 to 0xeb3cdff8) [ 1337.844175][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.844227][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.844264][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.844315][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.844343][ T32] r4:8546e400 [ 1337.844631][ T32] INFO: task kworker/0:607:4818 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1337.844666][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.844800][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.844845][ T32] Call trace: [ 1337.844963][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.845043][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1337.845071][ T32] r4:00000000 [ 1337.845092][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.845184][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1337.845256][ T32] 9d20: d55fd000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1337.845295][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1337.845382][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1337.845416][ T32] r5:80000013 r4:80239bb0 [ 1337.845438][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.845478][ T32] r4:82ac21e4 [ 1337.845548][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.845595][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1337.845618][ T32] r4:e05d9dc0 [ 1337.845638][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.845728][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1337.845757][ T32] r4:00000000 [ 1337.845779][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.845827][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1337.845850][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.845937][ T32] r5:00001000 r4:eb0cb000 [ 1337.845987][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.846038][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.846082][ T32] r5:8597c38c r4:8597c000 [ 1337.846107][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.846179][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1337.846205][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.846255][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.846302][ T32] r4:8506c780 [ 1337.846325][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.846374][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1337.846397][ T32] r4:00000001 [ 1337.846415][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.846451][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1337.846490][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.846523][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.846575][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.846607][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.846644][ T32] r4:8506bc80 [ 1337.846668][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.846694][ T32] INFO: task kworker/0:608:4820 blocked for more than 464 seconds. [ 1337.846775][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.846807][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1337.847186][ T32] r5:8553d400 r4:8291a680 ** 3 printk messages dropped ** [ 1337.847310][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1337.847437][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8546e840 [ 1337.847459][ T32] r4:00000000 [ 1337.847478][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.847522][ T32] r9:83018005 r8:8553d400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1337.847570][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.847617][ T32] r5:00001000 r4:eac13000 [ 1337.847637][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.847700][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.847756][ T32] r5:85504f8c r4:85504c00 [ 1337.847777][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.847823][ T32] r7:dddced80 r6:83018000 r5:85504f8c r4:8547fd00 [ 1337.847843][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.847889][ T32] r10:61c88647 r9:8553d400 r8:8547fd2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.847911][ T32] r4:8547fd00 [ 1337.847930][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.847986][ T32] r10:00000000 r9:8547fd00 r8:80287e08 r7:eb3c1e60 r6:8547fd80 r5:8553d400 [ 1337.848038][ T32] r4:00000001 [ 1337.848061][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.848147][ T32] Exception stack(0xeb3a9fb0 to 0xeb3a9ff8) [ 1337.848178][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.848232][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.848264][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.848307][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.848359][ T32] r4:8546e500 [ 1337.879368][ T32] INFO: task kworker/0:608:4820 is blocked on a mutex likely owned by task kworker/0:208:3739. ** 7 printk messages dropped ** [ 1337.879939][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) ** 5 printk messages dropped ** [ 1337.880196][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1337.880472][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1337.880793][ T32] r5:8597c38c r4:8597c000 ** 6 printk messages dropped ** [ 1337.881077][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 ** 9 printk messages dropped ** [ 1337.881520][ T32] INFO: task kworker/0:609:4823 blocked for more than 464 seconds. ** 9 printk messages dropped ** [ 1337.881965][ T32] r5:8553e000 r4:8291a680 ** 3 printk messages dropped ** [ 1337.882193][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1337.882465][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1337.882803][ T32] r5:8550538c r4:85505000 [ 1337.882843][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1337.883027][ T32] r4:8547fe00 ** 4 printk messages dropped ** [ 1337.883202][ T32] Exception stack(0xeb3d1fb0 to 0xeb3d1ff8) ** 7 printk messages dropped ** [ 1337.883932][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1337.884329][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) ** 7 printk messages dropped ** [ 1337.884754][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 ** 12 printk messages dropped ** [ 1337.885339][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 ** 4 printk messages dropped ** [ 1337.885583][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 ** 3 printk messages dropped ** [ 1337.885750][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.885826][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.885858][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.885888][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.885910][ T32] r4:8506bc80 [ 1337.885955][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.886013][ T32] INFO: task kworker/0:610:4825 blocked for more than 464 seconds. [ 1337.886072][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.886111][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.886151][ T32] task:kworker/0:610 state:D stack:0 pid:4825 tgid:4825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.886203][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.886262][ T32] Call trace: [ 1337.886317][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1337.886393][ T32] r10:8291a684 r9:eb3d9d84 r8:00000002 r7:60000113 r6:eb3d9d8c r5:8553ec00 [ 1337.886421][ T32] r4:8553ec00 [ 1337.886467][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1337.886514][ T32] r5:8553ec00 r4:8291a680 [ 1337.886535][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.886574][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.886616][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3d9e08 [ 1337.886650][ T32] r4:00000000 [ 1337.886699][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1337.886797][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1337.886841][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.886884][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8546eb00 [ 1337.886933][ T32] r4:00000000 [ 1337.886958][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.887008][ T32] r9:83018005 r8:8553ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1337.887055][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.887180][ T32] r5:00001000 r4:eacb1000 [ 1337.887203][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.887243][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.887284][ T32] r5:8550578c r4:85505400 [ 1337.887306][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.887402][ T32] r7:dddced80 r6:83018000 r5:8550578c r4:8547ff00 [ 1337.887428][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.887529][ T32] r10:61c88647 r9:8553ec00 r8:8547ff2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.887653][ T32] r4:8547ff00 [ 1337.887700][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.887861][ T32] r10:00000000 r9:8547ff00 r8:80287e08 r7:eb3c1e60 r6:8547ff80 r5:8553ec00 [ 1337.887915][ T32] r4:00000001 [ 1337.887944][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.887985][ T32] Exception stack(0xeb3d9fb0 to 0xeb3d9ff8) [ 1337.888065][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.888104][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.888133][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.888161][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.888314][ T32] r4:8546ea40 [ 1337.911464][ T32] INFO: task kworker/0:610:4825 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1337.911618][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.911726][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.911877][ T32] Call trace: [ 1337.911917][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) ** 3 printk messages dropped ** [ 1337.912067][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) ** 7 printk messages dropped ** [ 1337.912466][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 ** 10 printk messages dropped ** [ 1337.912986][ T32] r5:8597c38c r4:8597c000 ** 4 printk messages dropped ** [ 1337.913227][ T32] r4:8506c780 ** 3 printk messages dropped ** [ 1337.913417][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 10 printk messages dropped ** [ 1337.913953][ T32] task:kworker/0:611 state:D stack:0 pid:4827 tgid:4827 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1337.914520][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3dde08 ** 11 printk messages dropped ** [ 1337.914992][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.915058][ T32] r5:8550638c r4:85506000 [ 1337.915084][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.915132][ T32] r7:dddced80 r6:83018000 r5:8550638c r4:85491000 [ 1337.915200][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.915258][ T32] r10:61c88647 r9:8553b000 r8:8549102c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.915282][ T32] r4:85491000 [ 1337.915301][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.915345][ T32] r10:00000000 r9:85491000 r8:80287e08 r7:eb3c1e60 r6:85491080 r5:8553b000 [ 1337.915443][ T32] r4:00000001 [ 1337.915467][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.915504][ T32] Exception stack(0xeb3ddfb0 to 0xeb3ddff8) [ 1337.915552][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.915656][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.915690][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.915763][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.915792][ T32] r4:8546ea80 [ 1337.916133][ T32] INFO: task kworker/0:611:4827 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1337.916170][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.916227][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.916311][ T32] Call trace: [ 1337.916346][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.916396][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1337.916493][ T32] r4:00000000 [ 1337.916524][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.916566][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1337.916620][ T32] 9d20: d5f9a000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1337.916679][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1337.916782][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1337.916890][ T32] r5:80000013 r4:80239bb0 [ 1337.916916][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.916958][ T32] r4:82ac21e4 [ 1337.916978][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.917020][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1337.917057][ T32] r4:e05d9dc0 [ 1337.917086][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.917202][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1337.917229][ T32] r4:00000000 [ 1337.917250][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.917295][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1337.917317][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.917391][ T32] r5:00001000 r4:eb0cb000 [ 1337.917442][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.917503][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.917575][ T32] r5:8597c38c r4:8597c000 [ 1337.917638][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.917695][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1337.917725][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.917822][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.917879][ T32] r4:8506c780 [ 1337.917903][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.917950][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1337.918018][ T32] r4:00000001 [ 1337.918090][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.918173][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1337.918209][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.918239][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.918289][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.918322][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.918345][ T32] r4:8506bc80 [ 1337.918378][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.918431][ T32] INFO: task kworker/0:612:4828 blocked for more than 464 seconds. [ 1337.918495][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.918522][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.918543][ T32] task:kworker/0:612 state:D stack:0 pid:4828 tgid:4828 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1337.939704][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3e5e08 ** 10 printk messages dropped ** [ 1337.940339][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1337.940477][ T32] r5:85505f8c r4:85505c00 ** 3 printk messages dropped ** [ 1337.940781][ T32] r10:61c88647 r9:85540000 r8:8549112c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1337.941068][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1337.942134][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 ** 10 printk messages dropped ** [ 1337.942726][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 ** 9 printk messages dropped ** [ 1337.943342][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1337.944018][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) ** 4 printk messages dropped ** [ 1337.944227][ T32] r4:8506bc80 ** 5 printk messages dropped ** [ 1337.944621][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1337.945116][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1337.945613][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1337.945764][ T32] r5:8550c78c r4:8550c400 ** 3 printk messages dropped ** [ 1337.946031][ T32] r10:61c88647 r9:8555b000 r8:854911ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1337.946405][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1337.947002][ T32] Call trace: [ 1337.947035][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.947086][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1337.947132][ T32] r4:00000000 [ 1337.947180][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.947232][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1337.947286][ T32] 9d20: d6079000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1337.947363][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1337.947396][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1337.947421][ T32] r5:80000013 r4:80239bb0 [ 1337.947443][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.947541][ T32] r4:82ac21e4 [ 1337.947597][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.947698][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1337.947754][ T32] r4:e05d9dc0 [ 1337.947781][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.947824][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1337.947847][ T32] r4:00000000 [ 1337.947916][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.947967][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1337.947994][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.948088][ T32] r5:00001000 r4:eb0cb000 [ 1337.948114][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.948212][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.948266][ T32] r5:8597c38c r4:8597c000 [ 1337.948286][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.948390][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1337.948434][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.971792][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.971928][ T32] r4:8506c780 [ 1337.971960][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.972148][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1337.972266][ T32] r4:00000001 [ 1337.972310][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.972380][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1337.972445][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.972479][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.972508][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.972538][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.972588][ T32] r4:8506bc80 [ 1337.972665][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.972735][ T32] INFO: task kworker/0:614:4832 blocked for more than 464 seconds. [ 1337.972775][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.972802][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.972875][ T32] task:kworker/0:614 state:D stack:0 pid:4832 tgid:4832 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.972991][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.973042][ T32] Call trace: [ 1337.973097][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1337.973154][ T32] r10:8291a684 r9:eb3f5d84 r8:00000002 r7:60000113 r6:eb3f5d8c r5:85558c00 [ 1337.973197][ T32] r4:85558c00 [ 1337.973247][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1337.973296][ T32] r5:85558c00 r4:8291a680 [ 1337.973317][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.973428][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.973498][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3f5e08 [ 1337.973552][ T32] r4:00000000 [ 1337.973575][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1337.973636][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1337.973698][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.973754][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8456a180 [ 1337.973829][ T32] r4:00000000 [ 1337.973902][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.974035][ T32] r9:83018005 r8:85558c00 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1337.974064][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.974164][ T32] r5:00001000 r4:eaf19000 ** 2 printk messages dropped ** [ 1337.974300][ T32] r5:8550678c r4:85506400 [ 1337.974324][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1337.974505][ T32] r10:61c88647 r9:85558c00 r8:8549122c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1337.974877][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1337.975864][ T32] 9d20: d6383000 e0047000 00000001 80239b98 7f07d000 00000001 ** 10 printk messages dropped ** [ 1337.976283][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1337.976537][ T32] r5:8597c38c r4:8597c000 ** 6 printk messages dropped ** [ 1337.976904][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 ** 10 printk messages dropped ** [ 1337.977362][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 8 printk messages dropped ** [ 1337.977992][ T32] r5:8555a400 r4:8291a680 ** 5 printk messages dropped ** [ 1337.978295][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1337.995711][ T32] r5:85506b8c r4:85506800 ** 1 printk messages dropped ** [ 1337.995821][ T32] r7:dddced80 r6:83018000 r5:85506b8c r4:85491280 ** 5 printk messages dropped ** [ 1337.996085][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1337.996396][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1337.997432][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) ** 7 printk messages dropped ** [ 1337.997750][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 ** 10 printk messages dropped ** [ 1337.998120][ T32] r5:8597c38c r4:8597c000 ** 6 printk messages dropped ** [ 1337.998431][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 ** 10 printk messages dropped ** [ 1338.014456][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 8 printk messages dropped ** [ 1338.014988][ T32] r5:8555d400 r4:8291a680 ** 5 printk messages dropped ** [ 1338.015219][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1338.015287][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.015383][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8549b100 [ 1338.015434][ T32] r4:00000000 [ 1338.015458][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.015507][ T32] r9:83018005 r8:8555d400 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [ 1338.015530][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.015623][ T32] r5:00001000 r4:eb007000 [ 1338.015679][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.015731][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.015820][ T32] r5:85506f8c r4:85506c00 [ 1338.015846][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.015896][ T32] r7:dddced80 r6:83018000 r5:85506f8c r4:85491300 [ 1338.015929][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.015981][ T32] r10:61c88647 r9:8555d400 r8:8549132c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.016016][ T32] r4:85491300 [ 1338.016055][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.016112][ T32] r10:00000000 r9:85491300 r8:80287e08 r7:eb3f1e60 r6:853eaf80 r5:8555d400 [ 1338.016136][ T32] r4:00000001 [ 1338.016157][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.016194][ T32] Exception stack(0xeb405fb0 to 0xeb405ff8) [ 1338.016221][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.016249][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.016274][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.016302][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.016324][ T32] r4:853e4880 [ 1338.016759][ T32] INFO: task kworker/0:616:4836 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1338.016809][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.016916][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.017006][ T32] Call trace: [ 1338.017077][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.017131][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1338.017155][ T32] r4:00000000 [ 1338.017174][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.017213][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1338.017264][ T32] 9d20: d6945000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1338.017298][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1338.017324][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1338.017348][ T32] r5:80000013 r4:80239bb0 [ 1338.017370][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.017461][ T32] r4:82ac21e4 [ 1338.017511][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.017583][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1338.017633][ T32] r4:e05d9dc0 [ 1338.017656][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.017698][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1338.017727][ T32] r4:00000000 [ 1338.017749][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.017867][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1338.017894][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.017949][ T32] r5:00001000 r4:eb0cb000 [ 1338.017987][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.018032][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.018096][ T32] r5:8597c38c r4:8597c000 [ 1338.018146][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.018197][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1338.018245][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.018296][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.018334][ T32] r4:8506c780 [ 1338.018359][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.018405][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1338.018427][ T32] r4:00000001 [ 1338.018545][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.039203][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1338.039265][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.039301][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.039332][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.039394][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.039425][ T32] r4:8506bc80 [ 1338.039453][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.039485][ T32] INFO: task kworker/0:617:4838 blocked for more than 464 seconds. ** 5 printk messages dropped ** [ 1338.039829][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1338.039892][ T32] r10:8291a684 r9:eb3e1d84 r8:00000002 r7:60000113 r6:eb3e1d8c r5:85540c00 [ 1338.039936][ T32] r4:85540c00 [ 1338.039985][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1338.040037][ T32] r5:85540c00 r4:8291a680 [ 1338.040061][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.040105][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.040172][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3e1e08 [ 1338.040223][ T32] r4:00000000 [ 1338.040246][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1338.040307][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1338.040354][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.040412][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8549b280 [ 1338.040439][ T32] r4:00000000 [ 1338.040460][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.040508][ T32] r9:83018005 r8:85540c00 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [ 1338.040555][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.040603][ T32] r5:00001000 r4:eb073000 [ 1338.040649][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.040695][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.040756][ T32] r5:8550738c r4:85507000 [ 1338.040780][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.040829][ T32] r7:dddced80 r6:83018000 r5:8550738c r4:85491380 [ 1338.040850][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.040897][ T32] r10:61c88647 r9:85540c00 r8:854913ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.040944][ T32] r4:85491380 [ 1338.040986][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.041043][ T32] r10:00000000 r9:85491380 r8:80287e08 r7:eb3f1e60 r6:85491400 r5:85540c00 [ 1338.041066][ T32] r4:00000001 [ 1338.041086][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.041123][ T32] Exception stack(0xeb3e1fb0 to 0xeb3e1ff8) [ 1338.041194][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.041243][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.041281][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.041310][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.041332][ T32] r4:8549b1c0 [ 1338.041792][ T32] INFO: task kworker/0:617:4838 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1338.041831][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.041931][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.042004][ T32] Call trace: [ 1338.042041][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.042092][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1338.042119][ T32] r4:00000000 [ 1338.042139][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.042179][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1338.042207][ T32] 9d20: d6dcb000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1338.042235][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1338.042280][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1338.042324][ T32] r5:80000013 r4:80239bb0 [ 1338.042367][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.042423][ T32] r4:82ac21e4 [ 1338.042459][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.042505][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1338.042540][ T32] r4:e05d9dc0 [ 1338.042573][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 6 printk messages dropped ** [ 1338.042939][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 10 printk messages dropped ** [ 1338.043363][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1338.043620][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 8 printk messages dropped ** [ 1338.044073][ T32] r5:85541800 r4:8291a680 ** 5 printk messages dropped ** [ 1338.044408][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1338.044843][ T32] r5:8550778c r4:85507400 [ 1338.044864][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1338.044929][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1338.045207][ T32] Exception stack(0xeb409fb0 to 0xeb409ff8) ** 7 printk messages dropped ** [ 1338.045839][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1338.046251][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) ** 7 printk messages dropped ** [ 1338.046570][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 ** 9 printk messages dropped ** [ 1338.046963][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1338.047297][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.047343][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1338.047365][ T32] r4:00000001 [ 1338.047386][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.047420][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1338.047446][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.047474][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.047547][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.047581][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.047605][ T32] r4:8506bc80 [ 1338.047624][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.047654][ T32] INFO: task kworker/0:619:4843 blocked for more than 464 seconds. [ 1338.047684][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.047707][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.047736][ T32] task:kworker/0:619 state:D stack:0 pid:4843 tgid:4843 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.047797][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.047880][ T32] Call trace: [ 1338.047964][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1338.048031][ T32] r10:8291a684 r9:eb425d84 r8:00000002 r7:60000113 r6:eb425d8c r5:85542400 [ 1338.048058][ T32] r4:85542400 [ 1338.048107][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1338.048155][ T32] r5:85542400 r4:8291a680 [ 1338.048176][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.048214][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.048255][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb425e08 [ 1338.048318][ T32] r4:00000000 [ 1338.048367][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1338.048406][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1338.048440][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.059142][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8549b600 [ 1338.059271][ T32] r4:00000000 [ 1338.059302][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.059385][ T32] r9:83018005 r8:85542400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1338.059419][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.059467][ T32] r5:00001000 r4:eb0b5000 [ 1338.059488][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.059546][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.059625][ T32] r5:85507f8c r4:85507c00 [ 1338.059680][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.059763][ T32] r7:dddced80 r6:83018000 r5:85507f8c r4:85491600 [ 1338.059798][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.059849][ T32] r10:61c88647 r9:85542400 r8:8549162c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.059897][ T32] r4:85491600 [ 1338.059946][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.060003][ T32] r10:00000000 r9:85491600 r8:80287e08 r7:eb3f1e60 r6:85491680 r5:85542400 ** 4 printk messages dropped ** [ 1338.060187][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1338.061225][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1338.061393][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff ** 7 printk messages dropped ** [ 1338.061714][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 ** 7 printk messages dropped ** [ 1338.062067][ T32] r5:8597c38c r4:8597c000 ** 6 printk messages dropped ** [ 1338.062368][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 ** 10 printk messages dropped ** [ 1338.062815][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 8 printk messages dropped ** [ 1338.063297][ T32] r5:85543000 r4:8291a680 ** 2 printk messages dropped ** [ 1338.063398][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb429e08 [ 1338.063444][ T32] r4:00000000 [ 1338.063468][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1338.063504][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1338.063540][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.063580][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8549b7c0 [ 1338.063627][ T32] r4:00000000 [ 1338.063699][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.063753][ T32] r9:83018005 r8:85543000 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1338.063801][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.063872][ T32] r5:00001000 r4:eb107000 [ 1338.063897][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.063943][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.064012][ T32] r5:8550c38c r4:8550c000 [ 1338.064036][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.064084][ T32] r7:dddced80 r6:83018000 r5:8550c38c r4:85491700 [ 1338.064106][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.064207][ T32] r10:61c88647 r9:85543000 r8:8549172c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.064240][ T32] r4:85491700 [ 1338.064274][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.064322][ T32] r10:00000000 r9:85491700 r8:80287e08 r7:eb3f1e60 r6:85491780 r5:85543000 [ 1338.064346][ T32] r4:00000001 [ 1338.064366][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.064400][ T32] Exception stack(0xeb429fb0 to 0xeb429ff8) [ 1338.064456][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.064489][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.064518][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.064550][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.064573][ T32] r4:8549b640 [ 1338.064870][ T32] INFO: task kworker/0:620:4846 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1338.064906][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.065093][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.065149][ T32] Call trace: [ 1338.065187][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.065237][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1338.065264][ T32] r4:00000000 [ 1338.065285][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.065340][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1338.065375][ T32] 9d20: d6dcb000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1338.065418][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1338.065447][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1338.065472][ T32] r5:80000013 r4:80239bb0 [ 1338.065492][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.065532][ T32] r4:82ac21e4 [ 1338.065553][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.065594][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1338.065628][ T32] r4:e05d9dc0 [ 1338.065668][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 3 printk messages dropped ** [ 1338.065860][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 ** 9 printk messages dropped ** [ 1338.066179][ T32] r4:8506c780 ** 2 printk messages dropped ** [ 1338.066297][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1338.066435][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1338.066855][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1338.067281][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb42de08 ** 5 printk messages dropped ** [ 1338.067635][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1338.067963][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.068008][ T32] r5:8550df8c r4:8550dc00 ** 2 printk messages dropped ** [ 1338.068134][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1338.096008][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1338.097055][ T32] Call trace: [ 1338.097095][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.097152][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1338.097176][ T32] r4:00000000 [ 1338.097196][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.097237][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1338.097265][ T32] 9d20: d710c000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1338.097294][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1338.097343][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1338.097371][ T32] r5:80000013 r4:80239bb0 [ 1338.097449][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.097531][ T32] r4:82ac21e4 [ 1338.097556][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.097622][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1338.097663][ T32] r4:e05d9dc0 [ 1338.097702][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.097756][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1338.097803][ T32] r4:00000000 [ 1338.097827][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.097874][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1338.097919][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.097999][ T32] r5:00001000 r4:eb0cb000 [ 1338.098029][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.098095][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.098149][ T32] r5:8597c38c r4:8597c000 [ 1338.098174][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.098257][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1338.098287][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.098441][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.098537][ T32] r4:8506c780 [ 1338.111918][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.112016][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1338.112129][ T32] r4:00000001 [ 1338.112206][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.112252][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1338.112284][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.112314][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.112341][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.112369][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.112404][ T32] r4:8506bc80 [ 1338.112432][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.112475][ T32] INFO: task kworker/0:622:4848 blocked for more than 464 seconds. [ 1338.112510][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.112537][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.112593][ T32] task:kworker/0:622 state:D stack:0 pid:4848 tgid:4848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.112670][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.112744][ T32] Call trace: [ 1338.112777][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1338.112830][ T32] r10:8291a684 r9:eb399d84 r8:00000002 r7:60000013 r6:eb399d8c r5:85544800 [ 1338.112853][ T32] r4:85544800 [ 1338.112874][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1338.112942][ T32] r5:85544800 r4:8291a680 [ 1338.112968][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.113008][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.113074][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb399e08 [ 1338.113102][ T32] r4:00000000 [ 1338.113123][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1338.113158][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1338.113494][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1338.113652][ T32] r5:8550cb8c r4:8550c800 ** 1 printk messages dropped ** [ 1338.113765][ T32] r7:dddced80 r6:83018000 r5:8550cb8c r4:85491900 ** 6 printk messages dropped ** [ 1338.114042][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1338.114827][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1338.115493][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 ** 10 printk messages dropped ** [ 1338.116076][ T32] r5:8597c38c r4:8597c000 ** 7 printk messages dropped ** [ 1338.116366][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1338.116695][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.116760][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.116787][ T32] r4:8506bc80 [ 1338.116808][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.116881][ T32] INFO: task kworker/0:623:4851 blocked for more than 464 seconds. [ 1338.116916][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.116941][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.117006][ T32] task:kworker/0:623 state:D stack:0 pid:4851 tgid:4851 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.117057][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.117146][ T32] Call trace: [ 1338.117183][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1338.117235][ T32] r10:8291a684 r9:eb431d84 r8:00000002 r7:60000013 r6:eb431d8c r5:85545400 [ 1338.117261][ T32] r4:85545400 [ 1338.117311][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1338.117359][ T32] r5:85545400 r4:8291a680 [ 1338.117387][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.117451][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.117523][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb431e08 [ 1338.117550][ T32] r4:00000000 [ 1338.117573][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1338.117632][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1338.117675][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.117722][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8549bc80 [ 1338.117758][ T32] r4:00000000 [ 1338.117782][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.117833][ T32] r9:83018005 r8:85545400 r7:00000000 r6:83018000 r5:00001000 r4:7f089000 [ 1338.117856][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.117898][ T32] r5:00001000 r4:eb187000 [ 1338.117943][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.117987][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.118030][ T32] r5:8550cf8c r4:8550cc00 [ 1338.118050][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.118145][ T32] r7:dddced80 r6:83018000 r5:8550cf8c r4:85491a00 [ 1338.118183][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.118267][ T32] r10:61c88647 r9:85545400 r8:85491a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.118294][ T32] r4:85491a00 [ 1338.118313][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.118357][ T32] r10:00000000 r9:85491a00 r8:80287e08 r7:eb42de60 r6:85491a80 r5:85545400 [ 1338.118380][ T32] r4:00000001 [ 1338.118424][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.118463][ T32] Exception stack(0xeb431fb0 to 0xeb431ff8) [ 1338.118492][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.118523][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.118550][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.118621][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.130511][ T32] r4:8549bb00 [ 1338.131114][ T32] INFO: task kworker/0:623:4851 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1338.131170][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.131301][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.131393][ T32] Call trace: [ 1338.131482][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.131544][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1338.131568][ T32] r4:00000000 [ 1338.131594][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.131650][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1338.131721][ T32] 9d20: d7503000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1338.131757][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 ** 1 printk messages dropped ** [ 1338.131835][ T32] r5:80000013 r4:80239bb0 ** 6 printk messages dropped ** [ 1338.132100][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 ** 9 printk messages dropped ** [ 1338.132580][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 ** 6 printk messages dropped ** [ 1338.132818][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1338.133186][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 9 printk messages dropped ** [ 1338.133609][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1338.134147][ T32] r9:83018005 r8:85546000 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 ** 4 printk messages dropped ** [ 1338.134392][ T32] r5:8550d38c r4:8550d000 [ 1338.134444][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1338.134736][ T32] r10:00000000 r9:85491b00 r8:80287e08 r7:eb42de60 r6:85491b80 r5:85546000 ** 9 printk messages dropped ** [ 1338.135440][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1338.136224][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 ** 10 printk messages dropped ** [ 1338.136812][ T32] r5:8597c38c r4:8597c000 ** 6 printk messages dropped ** [ 1338.137130][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 ** 3 printk messages dropped ** [ 1338.137251][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.137316][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.137347][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.137389][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.137440][ T32] r4:8506bc80 [ 1338.137473][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.137500][ T32] INFO: task kworker/0:625:4855 blocked for more than 464 seconds. [ 1338.137532][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.137556][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.137610][ T32] task:kworker/0:625 state:D stack:0 pid:4855 tgid:4855 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.137663][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.137706][ T32] Call trace: [ 1338.137748][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1338.137797][ T32] r10:8291a684 r9:eb435d84 r8:00000002 r7:60000113 r6:eb435d8c r5:85546c00 [ 1338.137821][ T32] r4:85546c00 [ 1338.137841][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1338.137883][ T32] r5:85546c00 r4:8291a680 [ 1338.137903][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.137966][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.138017][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb435e08 [ 1338.138050][ T32] r4:00000000 [ 1338.138103][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1338.138180][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1338.138253][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.138299][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8549bf00 [ 1338.138337][ T32] r4:00000000 [ 1338.138362][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.138429][ T32] r9:83018005 r8:85546c00 r7:00000000 r6:83018000 r5:00001000 r4:7f08d000 [ 1338.138537][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.161945][ T32] r5:00001000 r4:eb1a5000 [ 1338.161997][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.162092][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.162147][ T32] r5:8550d78c r4:8550d400 [ 1338.162169][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.162256][ T32] r7:dddced80 r6:83018000 r5:8550d78c r4:85491c00 [ 1338.162294][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.162347][ T32] r10:61c88647 r9:85546c00 r8:85491c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.162371][ T32] r4:85491c00 [ 1338.162438][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.162528][ T32] r10:00000000 r9:85491c00 r8:80287e08 r7:eb42de60 r6:85491c80 r5:85546c00 [ 1338.162556][ T32] r4:00000001 [ 1338.162602][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.162670][ T32] Exception stack(0xeb435fb0 to 0xeb435ff8) [ 1338.162705][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1338.162845][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1338.163857][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) ** 7 printk messages dropped ** [ 1338.164336][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 ** 10 printk messages dropped ** [ 1338.164860][ T32] r5:8597c38c r4:8597c000 ** 8 printk messages dropped ** [ 1338.165237][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1338.165523][ T32] INFO: task kworker/0:626:4858 blocked for more than 464 seconds. ** 12 printk messages dropped ** [ 1338.166183][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb43de08 ** 9 printk messages dropped ** [ 1338.166571][ T32] r5:00001000 r4:eb1b3000 ** 2 printk messages dropped ** [ 1338.166764][ T32] r5:8550db8c r4:8550d800 ** 3 printk messages dropped ** [ 1338.166985][ T32] r10:61c88647 r9:84b80000 r8:85491d2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1338.167443][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1338.168389][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) ** 10 printk messages dropped ** [ 1338.189781][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 ** 5 printk messages dropped ** [ 1338.190076][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.190122][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.190194][ T32] r5:8597c38c r4:8597c000 [ 1338.190237][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.190291][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1338.190313][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.190359][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.190381][ T32] r4:8506c780 [ 1338.190401][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.190456][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1338.190538][ T32] r4:00000001 [ 1338.190574][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.190615][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1338.190648][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.190676][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.190791][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.190867][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.190920][ T32] r4:8506bc80 [ 1338.190955][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.191024][ T32] INFO: task kworker/0:627:4859 blocked for more than 464 seconds. [ 1338.191092][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.191121][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.191169][ T32] task:kworker/0:627 state:D stack:0 pid:4859 tgid:4859 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.191237][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.191286][ T32] Call trace: [ 1338.191375][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1338.191432][ T32] r10:8291a684 r9:eb445d84 r8:00000002 r7:60000013 r6:eb445d8c r5:84b80c00 [ 1338.191458][ T32] r4:84b80c00 [ 1338.191489][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1338.191562][ T32] r5:84b80c00 r4:8291a680 [ 1338.191589][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.191633][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.191701][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb445e08 [ 1338.191757][ T32] r4:00000000 [ 1338.191781][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1338.191836][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1338.191879][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.191978][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855994c0 [ 1338.192035][ T32] r4:00000000 [ 1338.192061][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.192136][ T32] r9:83018005 r8:84b80c00 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1338.192175][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.192260][ T32] r5:00001000 r4:eb1d5000 [ 1338.192283][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.192325][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.192368][ T32] r5:8550e38c r4:8550e000 [ 1338.192387][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.192434][ T32] r7:dddced80 r6:83018000 r5:8550e38c r4:85491e00 [ 1338.192456][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.192503][ T32] r10:61c88647 r9:84b80c00 r8:85491e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.192526][ T32] r4:85491e00 [ 1338.192546][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.192591][ T32] r10:00000000 r9:85491e00 r8:80287e08 r7:eb42de60 r6:85491e80 r5:84b80c00 [ 1338.192613][ T32] r4:00000001 [ 1338.192632][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.192668][ T32] Exception stack(0xeb445fb0 to 0xeb445ff8) [ 1338.192696][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.192737][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.192764][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.192818][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.192853][ T32] r4:85599380 [ 1338.193328][ T32] INFO: task kworker/0:627:4859 is blocked on a mutex likely owned by task kworker/0:208:3739. ** 5 printk messages dropped ** [ 1338.193729][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1338.193918][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff ** 2 printk messages dropped ** [ 1338.194008][ T32] r4:82ac21e4 [ 1338.194029][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.194085][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1338.194113][ T32] r4:e05d9dc0 [ 1338.194133][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.194174][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1338.194197][ T32] r4:00000000 [ 1338.194217][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.194262][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1338.194284][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.194326][ T32] r5:00001000 r4:eb0cb000 ** 4 printk messages dropped ** [ 1338.194527][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 ** 5 printk messages dropped ** [ 1338.194824][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1338.195005][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1338.195340][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1338.195740][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1338.196214][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1338.196448][ T32] r5:8550ef8c r4:8550ec00 ** 2 printk messages dropped ** [ 1338.196600][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1338.197023][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1338.198139][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) ** 7 printk messages dropped ** [ 1338.198458][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 ** 10 printk messages dropped ** [ 1338.225807][ T32] r5:8597c38c r4:8597c000 ** 6 printk messages dropped ** [ 1338.226170][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 ** 10 printk messages dropped ** [ 1338.226690][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 8 printk messages dropped ** [ 1338.227230][ T32] r5:84b82400 r4:8291a680 ** 5 printk messages dropped ** [ 1338.227512][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1338.227937][ T32] r5:8550e78c r4:8550e400 ** 2 printk messages dropped ** [ 1338.228118][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1338.241250][ T32] Exception stack(0xeb44dfb0 to 0xeb44dff8) [ 1338.241356][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.241389][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.241428][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.241464][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.241488][ T32] r4:85599380 [ 1338.241934][ T32] INFO: task kworker/0:629:4864 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1338.241972][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.242041][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.242118][ T32] Call trace: [ 1338.242156][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.242211][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1338.242235][ T32] r4:00000000 [ 1338.242277][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.242322][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1338.242372][ T32] 9d20: d8499000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1338.242425][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1338.242460][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1338.242486][ T32] r5:80000013 r4:80239bb0 [ 1338.242506][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.242549][ T32] r4:82ac21e4 [ 1338.242613][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.242660][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1338.242692][ T32] r4:e05d9dc0 [ 1338.242715][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.242797][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1338.242847][ T32] r4:00000000 [ 1338.242880][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.242930][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1338.242952][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.242994][ T32] r5:00001000 r4:eb0cb000 [ 1338.243013][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.243073][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.243143][ T32] r5:8597c38c r4:8597c000 [ 1338.243168][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.243255][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1338.243300][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.243375][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.243420][ T32] r4:8506c780 [ 1338.243444][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.243491][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1338.243514][ T32] r4:00000001 [ 1338.243533][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.243568][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1338.243593][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.243623][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.243695][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1338.243874][ T32] INFO: task kworker/0:630:4865 blocked for more than 464 seconds. ** 10 printk messages dropped ** [ 1338.244388][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 12 printk messages dropped ** [ 1338.244914][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1338.245009][ T32] r5:8550eb8c r4:8550e800 ** 3 printk messages dropped ** [ 1338.245142][ T32] r10:61c88647 r9:84b83000 r8:855a212c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1338.245583][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1338.246319][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) ** 5 printk messages dropped ** [ 1338.246582][ T32] r4:82ac21e4 ** 8 printk messages dropped ** [ 1338.246957][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1338.247512][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 ** 7 printk messages dropped ** [ 1338.247834][ T32] r4:8506bc80 [ 1338.247879][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.247933][ T32] INFO: task kworker/0:631:4868 blocked for more than 464 seconds. [ 1338.247966][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.247991][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.248012][ T32] task:kworker/0:631 state:D stack:0 pid:4868 tgid:4868 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.248057][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.248177][ T32] Call trace: [ 1338.248210][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1338.248279][ T32] r10:8291a684 r9:eb455d84 r8:00000002 r7:60000113 r6:eb455d8c r5:84b83c00 [ 1338.248328][ T32] r4:84b83c00 [ 1338.248376][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1338.248508][ T32] r5:84b83c00 r4:8291a680 [ 1338.272094][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.272193][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.272264][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb455e08 [ 1338.272301][ T32] r4:00000000 [ 1338.272343][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1338.272427][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1338.272473][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.272539][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85599a40 [ 1338.272588][ T32] r4:00000000 [ 1338.272678][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.272745][ T32] r9:83018005 r8:84b83c00 r7:00000000 r6:83018000 r5:00001000 r4:7f09f000 [ 1338.272779][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.272827][ T32] r5:00001000 r4:eb213000 [ 1338.272848][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.272895][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.272940][ T32] r5:8550f38c r4:8550f000 [ 1338.272959][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.273006][ T32] r7:dddced80 r6:83018000 r5:8550f38c r4:855a2200 [ 1338.273045][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.273144][ T32] r10:61c88647 r9:84b83c00 r8:855a222c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.273175][ T32] r4:855a2200 [ 1338.273207][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.273311][ T32] r10:00000000 r9:855a2200 r8:80287e08 r7:eb449e60 r6:855a2280 r5:84b83c00 [ 1338.273363][ T32] r4:00000001 [ 1338.273408][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.273473][ T32] Exception stack(0xeb455fb0 to 0xeb455ff8) [ 1338.273551][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.273584][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.273611][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.273661][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.273778][ T32] r4:85599780 [ 1338.274324][ T32] INFO: task kworker/0:631:4868 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1338.274384][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.274522][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.274600][ T32] Call trace: [ 1338.274636][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.274696][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1338.274838][ T32] r4:00000000 [ 1338.274875][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.274954][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1338.274990][ T32] 9d20: d88da000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1338.275085][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1338.275144][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1338.275171][ T32] r5:80000013 r4:80239bb0 [ 1338.275193][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.275235][ T32] r4:82ac21e4 [ 1338.275255][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 11 printk messages dropped ** [ 1338.275857][ T32] r5:8597c38c r4:8597c000 ** 6 printk messages dropped ** [ 1338.276393][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 ** 9 printk messages dropped ** [ 1338.276784][ T32] INFO: task kworker/0:632:4869 blocked for more than 464 seconds. ** 11 printk messages dropped ** [ 1338.277258][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.277298][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb459e08 [ 1338.277341][ T32] r4:00000000 [ 1338.277365][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1338.277400][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1338.277434][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.277473][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85599c00 [ 1338.277516][ T32] r4:00000000 [ 1338.277540][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.277584][ T32] r9:83018005 r8:84b84800 r7:00000000 r6:83018000 r5:00001000 r4:7f0a1000 [ 1338.277630][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.277677][ T32] r5:00001000 r4:eb22b000 [ 1338.277712][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.277773][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.277818][ T32] r5:8550f78c r4:8550f400 [ 1338.277874][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.277933][ T32] r7:dddced80 r6:83018000 r5:8550f78c r4:855a2300 [ 1338.277973][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.278042][ T32] r10:61c88647 r9:84b84800 r8:855a232c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.278068][ T32] r4:855a2300 [ 1338.278112][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.278166][ T32] r10:00000000 r9:855a2300 r8:80287e08 r7:eb455e60 r6:855a2380 r5:84b84800 [ 1338.278190][ T32] r4:00000001 [ 1338.278240][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.278278][ T32] Exception stack(0xeb459fb0 to 0xeb459ff8) [ 1338.278348][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.278415][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.278514][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.299203][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 1338.300108][ T32] Call trace: ** 6 printk messages dropped ** [ 1338.300549][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 ** 12 printk messages dropped ** [ 1338.301067][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1338.301220][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.301266][ T32] r5:8597c38c r4:8597c000 [ 1338.301327][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.301400][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1338.301425][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.301472][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.301494][ T32] r4:8506c780 [ 1338.301513][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.301579][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1338.301605][ T32] r4:00000001 [ 1338.301624][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.301763][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1338.301864][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.301920][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.301950][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.301979][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.302001][ T32] r4:8506bc80 [ 1338.302022][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.302051][ T32] INFO: task kworker/0:633:4871 blocked for more than 464 seconds. [ 1338.302083][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.302108][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.302152][ T32] task:kworker/0:633 state:D stack:0 pid:4871 tgid:4871 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1338.302730][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb441e08 ** 11 printk messages dropped ** [ 1338.303343][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1338.303550][ T32] r10:61c88647 r9:84b86000 r8:855a242c r7:82804d40 r6:dddced80 r5:dddceda0 ** 11 printk messages dropped ** [ 1338.304245][ T32] INFO: task kworker/0:633:4871 is blocked on a mutex likely owned by task kworker/0:208:3739. ** 8 printk messages dropped ** [ 1338.304963][ T32] 9d20: d8df7000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1338.305017][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1338.305045][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1338.305090][ T32] r5:80000013 r4:80239bb0 [ 1338.305122][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.305165][ T32] r4:82ac21e4 [ 1338.305209][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.305296][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1338.305344][ T32] r4:e05d9dc0 [ 1338.305428][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.305473][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1338.305496][ T32] r4:00000000 [ 1338.305515][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.305582][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1338.305627][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.305709][ T32] r5:00001000 r4:eb0cb000 [ 1338.305738][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.305823][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.305869][ T32] r5:8597c38c r4:8597c000 [ 1338.305889][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.305935][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1338.305956][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.306037][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.306064][ T32] r4:8506c780 [ 1338.306135][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.306195][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 ** 1 printk messages dropped ** [ 1338.306256][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 11 printk messages dropped ** [ 1338.306869][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1338.307181][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1338.307302][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb38de08 [ 1338.307324][ T32] r4:00000000 [ 1338.307343][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1338.307398][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1338.307451][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.307515][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85599e00 [ 1338.307600][ T32] r4:00000000 [ 1338.307623][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.307710][ T32] r9:83018005 r8:8555ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f027000 [ 1338.307741][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.307785][ T32] r5:00001000 r4:dfa77000 [ 1338.307804][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.307842][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.307882][ T32] r5:8550fb8c r4:8550f800 [ 1338.307901][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.307944][ T32] r7:dddced80 r6:83018000 r5:8550fb8c r4:855a2500 [ 1338.307965][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.308040][ T32] r10:61c88647 r9:8555ec00 r8:855a252c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.308071][ T32] r4:855a2500 [ 1338.308090][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.308157][ T32] r10:00000000 r9:855a2500 r8:80287e08 r7:eb441e60 r6:855b1000 r5:8555ec00 [ 1338.308185][ T32] r4:00000001 [ 1338.308206][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1338.331686][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1338.332531][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1338.332872][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1338.333251][ T32] r5:8597c38c r4:8597c000 [ 1338.333272][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.333339][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1338.333410][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.333460][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.333483][ T32] r4:8506c780 [ 1338.333525][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.333575][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1338.333629][ T32] r4:00000001 [ 1338.333681][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.333739][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1338.333805][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.333839][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.333866][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.333915][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.333941][ T32] r4:8506bc80 ** 4 printk messages dropped ** [ 1338.334163][ T32] task:kworker/0:635 state:D stack:0 pid:4875 tgid:4875 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1338.334796][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1338.335133][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1338.335477][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1338.336031][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1338.336694][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) ** 5 printk messages dropped ** [ 1338.336936][ T32] r4:82ac21e4 ** 7 printk messages dropped ** [ 1338.337238][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 ** 9 printk messages dropped ** [ 1338.337709][ T32] r4:8506c780 ** 5 printk messages dropped ** [ 1338.337910][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1338.338055][ T32] INFO: task kworker/0:636:4877 blocked for more than 464 seconds. [ 1338.338082][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.338106][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.338127][ T32] task:kworker/0:636 state:D stack:0 pid:4877 tgid:4877 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.338193][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.338237][ T32] Call trace: [ 1338.338267][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1338.338334][ T32] r10:8291a684 r9:eb469d84 r8:00000002 r7:60000113 r6:eb469d8c r5:84b95400 [ 1338.338397][ T32] r4:84b95400 [ 1338.338483][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1338.359095][ T32] r5:84b95400 r4:8291a680 [ 1338.359143][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.359224][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.359275][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb469e08 [ 1338.359302][ T32] r4:00000000 [ 1338.359322][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1338.359358][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1338.359397][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.359459][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855b2440 [ 1338.359492][ T32] r4:00000000 [ 1338.359513][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.359561][ T32] r9:83018005 r8:84b95400 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 [ 1338.359605][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.359655][ T32] r5:00001000 r4:ea9f7000 [ 1338.359675][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.359715][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.359766][ T32] r5:855c938c r4:855c9000 [ 1338.359787][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.359856][ T32] r7:dddced80 r6:83018000 r5:855c938c r4:855a2600 [ 1338.359908][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.359963][ T32] r10:61c88647 r9:84b95400 r8:855a262c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.360007][ T32] r4:855a2600 [ 1338.360037][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.360084][ T32] r10:00000000 r9:855a2600 r8:80287e08 r7:eb441e60 r6:855b1100 r5:84b95400 [ 1338.360118][ T32] r4:00000001 [ 1338.360141][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.360179][ T32] Exception stack(0xeb469fb0 to 0xeb469ff8) [ 1338.360209][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.360259][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.360295][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.360346][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.360376][ T32] r4:8548c200 ** 1 printk messages dropped ** [ 1338.360853][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1338.361516][ T32] r4:e05d9dc0 ** 8 printk messages dropped ** [ 1338.361885][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1338.362338][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 10 printk messages dropped ** [ 1338.362953][ T32] task:kworker/0:637 state:D stack:0 pid:4878 tgid:4878 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1338.363690][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1338.364237][ T32] r5:855c878c r4:855c8400 ** 6 printk messages dropped ** [ 1338.364651][ T32] r10:00000000 r9:855a2680 r8:80287e08 r7:eb469e60 r6:855b1180 r5:8555bc00 ** 9 printk messages dropped ** [ 1338.365304][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1338.366242][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 ** 3 printk messages dropped ** [ 1338.366349][ T32] r4:00000000 [ 1338.366369][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.366413][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1338.366457][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.366502][ T32] r5:00001000 r4:eb0cb000 [ 1338.366523][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.366562][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.366628][ T32] r5:8597c38c r4:8597c000 [ 1338.366651][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.366698][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1338.366779][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.366835][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.366895][ T32] r4:8506c780 [ 1338.366939][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.367006][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1338.367062][ T32] r4:00000001 [ 1338.367105][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.367145][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1338.367194][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.367247][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.367277][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.367306][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.367436][ T32] r4:8506bc80 [ 1338.367460][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.367514][ T32] INFO: task kworker/0:638:4880 blocked for more than 464 seconds. [ 1338.367562][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.367588][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1338.367678][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1338.368175][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1338.383499][ T32] r9:83018005 r8:85560c00 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 ** 7 printk messages dropped ** [ 1338.383958][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1338.384387][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1338.385386][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) ** 5 printk messages dropped ** [ 1338.385628][ T32] r4:82ac21e4 ** 8 printk messages dropped ** [ 1338.386034][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1338.386525][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 ** 12 printk messages dropped ** [ 1338.387186][ T32] task:kworker/0:639 state:D stack:0 pid:4882 tgid:4882 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 1338.387780][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 10 printk messages dropped ** [ 1338.388230][ T32] r7:dddced80 r6:83018000 r5:855c8f8c r4:855a2780 ** 4 printk messages dropped ** [ 1338.403207][ T32] r10:00000000 r9:855a2780 r8:80287e08 r7:eb469e60 r6:855b1280 r5:85560000 ** 10 printk messages dropped ** [ 1338.404193][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1338.404593][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 ** 12 printk messages dropped ** [ 1338.405109][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1338.405637][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 ** 10 printk messages dropped ** [ 1338.406044][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 10 printk messages dropped ** [ 1338.406579][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 11 printk messages dropped ** [ 1338.407059][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.407111][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.407156][ T32] r5:855c978c r4:855c9400 [ 1338.407176][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.407254][ T32] r7:dddced80 r6:83018000 r5:855c978c r4:855a2800 [ 1338.407303][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.407353][ T32] r10:61c88647 r9:85561800 r8:855a282c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.407387][ T32] r4:855a2800 [ 1338.407409][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.407477][ T32] r10:00000000 r9:855a2800 r8:80287e08 r7:eb469e60 r6:855b1300 r5:85561800 [ 1338.407509][ T32] r4:00000001 [ 1338.407557][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.407636][ T32] Exception stack(0xeb489fb0 to 0xeb489ff8) [ 1338.407694][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.407772][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.407803][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.407874][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.407900][ T32] r4:855b21c0 [ 1338.408154][ T32] INFO: task kworker/0:640:4885 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1338.408186][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.408270][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.408314][ T32] Call trace: [ 1338.408369][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.427660][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1338.427768][ T32] r4:00000000 [ 1338.427795][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.427861][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1338.427929][ T32] 9d20: d9fed000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1338.427964][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1338.428016][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1338.428052][ T32] r5:80000013 r4:80239bb0 [ 1338.428073][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.428117][ T32] r4:82ac21e4 [ 1338.428165][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.428212][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1338.428234][ T32] r4:e05d9dc0 [ 1338.428253][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.428295][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1338.428344][ T32] r4:00000000 [ 1338.428395][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.428996][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1338.429038][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.429099][ T32] r5:00001000 r4:eb0cb000 [ 1338.429144][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.429191][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.429234][ T32] r5:8597c38c r4:8597c000 [ 1338.429254][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.429301][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1338.429344][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.429394][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.429417][ T32] r4:8506c780 [ 1338.429446][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.429496][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1338.429543][ T32] r4:00000001 [ 1338.429588][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.429629][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1338.429658][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.429687][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.429740][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.429806][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.429831][ T32] r4:8506bc80 [ 1338.429856][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.429886][ T32] INFO: task kworker/0:641:4887 blocked for more than 464 seconds. [ 1338.429918][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.429976][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.430004][ T32] task:kworker/0:641 state:D stack:0 pid:4887 tgid:4887 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.430063][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.430118][ T32] Call trace: [ 1338.430184][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1338.430259][ T32] r10:8291a684 r9:eb491d84 r8:00000002 r7:60000113 r6:eb491d8c r5:85562400 [ 1338.430301][ T32] r4:85562400 [ 1338.430331][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1338.430374][ T32] r5:85562400 r4:8291a680 [ 1338.430395][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1338.430621][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1338.430975][ T32] r5:855cab8c r4:855ca800 ** 4 printk messages dropped ** [ 1338.431215][ T32] r4:855a2880 ** 6 printk messages dropped ** [ 1338.431483][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1338.432520][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) ** 5 printk messages dropped ** [ 1338.432705][ T32] r4:82ac21e4 ** 7 printk messages dropped ** [ 1338.432979][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 ** 10 printk messages dropped ** [ 1338.433472][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1338.433816][ T32] r4:8506bc80 ** 5 printk messages dropped ** [ 1338.434141][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1338.434574][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb495e08 ** 8 printk messages dropped ** [ 1338.435024][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1338.435387][ T32] r4:855a2900 ** 6 printk messages dropped ** [ 1338.435778][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1338.436630][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1338.436801][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1338.436827][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1338.436871][ T32] r5:80000013 r4:80239bb0 [ 1338.436937][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.437026][ T32] r4:82ac21e4 [ 1338.437078][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.437124][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1338.437147][ T32] r4:e05d9dc0 [ 1338.437166][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.437206][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1338.437228][ T32] r4:00000000 [ 1338.437295][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.437411][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1338.437436][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.437478][ T32] r5:00001000 r4:eb0cb000 [ 1338.437499][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.437560][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.437605][ T32] r5:8597c38c r4:8597c000 [ 1338.437626][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.437671][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1338.437691][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.437784][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.437811][ T32] r4:8506c780 [ 1338.437831][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.437878][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1338.437900][ T32] r4:00000001 [ 1338.437919][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.437983][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1338.438014][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.438043][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.438091][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.438150][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.438202][ T32] r4:8506bc80 [ 1338.438224][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.438248][ T32] INFO: task kworker/0:643:4890 blocked for more than 464 seconds. [ 1338.438276][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.438319][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.438343][ T32] task:kworker/0:643 state:D stack:0 pid:4890 tgid:4890 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.438422][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.468959][ T32] Call trace: [ 1338.469047][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1338.469144][ T32] r10:8291a684 r9:eb49dd84 r8:00000002 r7:60000013 r6:eb49dd8c r5:85563c00 [ 1338.469170][ T32] r4:85563c00 [ 1338.469192][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1338.469234][ T32] r5:85563c00 r4:8291a680 [ 1338.469254][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.469292][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.469333][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb49de08 [ 1338.469422][ T32] r4:00000000 [ 1338.469445][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1338.469534][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1338.469578][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.469619][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855b2780 [ 1338.469641][ T32] r4:00000000 [ 1338.469660][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.469705][ T32] r9:83018005 r8:85563c00 r7:00000000 r6:83018000 r5:00001000 r4:7f063000 [ 1338.469736][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.469846][ T32] r5:00001000 r4:eaabb000 [ 1338.469876][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.469960][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.470006][ T32] r5:855c9f8c r4:855c9c00 [ 1338.470049][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.470132][ T32] r7:dddced80 r6:83018000 r5:855c9f8c r4:855a2980 [ 1338.470182][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.470232][ T32] r10:61c88647 r9:85563c00 r8:855a29ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.470255][ T32] r4:855a2980 [ 1338.470320][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.470370][ T32] r10:00000000 r9:855a2980 r8:80287e08 r7:eb491e60 r6:855b1480 r5:85563c00 [ 1338.470415][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1338.470632][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1338.471630][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1338.471792][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 ** 9 printk messages dropped ** [ 1338.472188][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1338.472525][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 ** 6 printk messages dropped ** [ 1338.472804][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 10 printk messages dropped ** [ 1338.473262][ T32] task:kworker/0:644 state:D stack:0 pid:4893 tgid:4893 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1338.473931][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1338.474411][ T32] r5:855ca38c r4:855ca000 ** 4 printk messages dropped ** [ 1338.474774][ T32] r4:855a2a00 ** 6 printk messages dropped ** [ 1338.475037][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1338.475756][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 ** 8 printk messages dropped ** [ 1338.476082][ T32] r4:82ac21e4 ** 7 printk messages dropped ** [ 1338.476431][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 ** 9 printk messages dropped ** [ 1338.476913][ T32] r4:8506c780 ** 5 printk messages dropped ** [ 1338.477187][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1338.477679][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1338.477914][ T32] r4:85566c00 [ 1338.477961][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1338.478010][ T32] r5:85566c00 r4:8291a680 [ 1338.478030][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.478068][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.478131][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4ade08 [ 1338.478158][ T32] r4:00000000 [ 1338.478177][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1338.478211][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1338.478274][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.478340][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855b2ac0 [ 1338.478377][ T32] r4:00000000 [ 1338.478443][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.501884][ T32] r9:83018005 r8:85566c00 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 [ 1338.501987][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.502085][ T32] r5:00001000 r4:eadc1000 [ 1338.502115][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.502159][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.502202][ T32] r5:855ca78c r4:855ca400 [ 1338.502223][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.502270][ T32] r7:dddced80 r6:83018000 r5:855ca78c r4:855a2a80 [ 1338.502291][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.502382][ T32] r10:61c88647 r9:85566c00 r8:855a2aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.502410][ T32] r4:855a2a80 [ 1338.502473][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.502525][ T32] r10:00000000 r9:855a2a80 r8:80287e08 r7:eb491e60 r6:855b1580 r5:85566c00 [ 1338.502548][ T32] r4:00000001 [ 1338.502599][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.502653][ T32] Exception stack(0xeb4adfb0 to 0xeb4adff8) [ 1338.502708][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.502775][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.502804][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.502869][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.502911][ T32] r4:855b2740 [ 1338.503426][ T32] INFO: task kworker/0:645:4894 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1338.503466][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.503599][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.503675][ T32] Call trace: [ 1338.503770][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.503829][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1338.503853][ T32] r4:00000000 [ 1338.503873][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.503912][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1338.503975][ T32] 9d20: daf54000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1338.504031][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1338.504061][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1338.504087][ T32] r5:80000013 r4:80239bb0 [ 1338.504119][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.504166][ T32] r4:82ac21e4 [ 1338.504197][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.504332][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1338.504362][ T32] r4:e05d9dc0 [ 1338.504384][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.504427][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1338.504449][ T32] r4:00000000 [ 1338.504468][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.504513][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1338.504556][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.504605][ T32] r5:00001000 r4:eb0cb000 [ 1338.504645][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.504691][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.504753][ T32] r5:8597c38c r4:8597c000 [ 1338.504776][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.504880][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1338.504908][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.504957][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.505010][ T32] r4:8506c780 [ 1338.505079][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.505133][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1338.505281][ T32] r4:00000001 [ 1338.505329][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.505431][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1338.505470][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.505529][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.505576][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.505607][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.505629][ T32] r4:8506bc80 [ 1338.505672][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.505705][ T32] INFO: task kworker/0:646:4897 blocked for more than 465 seconds. [ 1338.505766][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.505797][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.505820][ T32] task:kworker/0:646 state:D stack:0 pid:4897 tgid:4897 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.505867][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.505908][ T32] Call trace: [ 1338.505956][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1338.506008][ T32] r10:8291a684 r9:eb4b1d84 r8:00000002 r7:60000013 r6:eb4b1d8c r5:85565400 [ 1338.506103][ T32] r4:85565400 ** 2 printk messages dropped ** [ 1338.506306][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1338.506820][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1338.506977][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.507020][ T32] r5:855caf8c r4:855cac00 [ 1338.507063][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.507113][ T32] r7:dddced80 r6:83018000 r5:855caf8c r4:855a2b00 [ 1338.507157][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.507237][ T32] r10:61c88647 r9:85565400 r8:855a2b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.507262][ T32] r4:855a2b00 [ 1338.507282][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.507354][ T32] r10:00000000 r9:855a2b00 r8:80287e08 r7:eb491e60 r6:855b1600 r5:85565400 [ 1338.507381][ T32] r4:00000001 [ 1338.507423][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.507468][ T32] Exception stack(0xeb4b1fb0 to 0xeb4b1ff8) [ 1338.507516][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.507550][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.507598][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.507639][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.507664][ T32] r4:855b2a80 [ 1338.507920][ T32] INFO: task kworker/0:646:4897 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1338.508014][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.508105][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.508150][ T32] Call trace: [ 1338.508192][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.508245][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1338.508279][ T32] r4:00000000 [ 1338.508319][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.508369][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) ** 2 printk messages dropped ** [ 1338.521199][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff ** 7 printk messages dropped ** [ 1338.521664][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 ** 6 printk messages dropped ** [ 1338.521922][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.521990][ T32] r5:8597c38c r4:8597c000 [ 1338.522037][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.522088][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1338.522127][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.522178][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.522221][ T32] r4:8506c780 [ 1338.522244][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.522300][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1338.522340][ T32] r4:00000001 [ 1338.522384][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.522445][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1338.522495][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.522547][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.522578][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.522606][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.522628][ T32] r4:8506bc80 [ 1338.522662][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.522757][ T32] INFO: task kworker/0:647:4899 blocked for more than 465 seconds. [ 1338.522797][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.522826][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.522848][ T32] task:kworker/0:647 state:D stack:0 pid:4899 tgid:4899 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1338.523307][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1338.523912][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1338.524212][ T32] r4:855a2b80 ** 6 printk messages dropped ** [ 1338.524480][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.524506][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.524535][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.524557][ T32] r4:855b2bc0 [ 1338.525012][ T32] INFO: task kworker/0:647:4899 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1338.525093][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.525221][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.525290][ T32] Call trace: [ 1338.525320][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.525369][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1338.525391][ T32] r4:00000000 [ 1338.525424][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.525466][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1338.525494][ T32] 9d20: db07d000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1338.525556][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1338.525585][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1338.525609][ T32] r5:80000013 r4:80239bb0 [ 1338.525629][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.525691][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1338.525889][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 ** 11 printk messages dropped ** [ 1338.526418][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1338.526918][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1338.527464][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 1338.527905][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1338.528401][ T32] r5:855cb78c r4:855cb400 ** 3 printk messages dropped ** [ 1338.551028][ T32] r10:61c88647 r9:85568000 r8:855a2c2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1338.551339][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1338.552346][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1338.552387][ T32] 9d20: db4fc000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1338.552418][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1338.552443][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1338.552467][ T32] r5:80000013 r4:80239bb0 [ 1338.552487][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.552550][ T32] r4:82ac21e4 [ 1338.552575][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.552618][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1338.552662][ T32] r4:e05d9dc0 [ 1338.552706][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.552779][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1338.552854][ T32] r4:00000000 [ 1338.552898][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.552950][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1338.552994][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.553041][ T32] r5:00001000 r4:eb0cb000 [ 1338.553082][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.553127][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.553169][ T32] r5:8597c38c r4:8597c000 [ 1338.553188][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.553232][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1338.553254][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.553319][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.553345][ T32] r4:8506c780 [ 1338.553396][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.553457][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1338.553501][ T32] r4:00000001 [ 1338.553524][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.553581][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1338.553611][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.553659][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1338.553749][ T32] r4:8506bc80 ** 5 printk messages dropped ** [ 1338.553972][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1338.554359][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4c5e08 ** 9 printk messages dropped ** [ 1338.554920][ T32] r5:00001000 r4:eb0cf000 ** 3 printk messages dropped ** [ 1338.555093][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1338.555505][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1338.556102][ T32] Call trace: ** 5 printk messages dropped ** [ 1338.556402][ T32] 9d20: db4fc000 e0047000 00000001 80239b98 7f07d000 00000001 ** 10 printk messages dropped ** [ 1338.556894][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1338.557213][ T32] r5:8597c38c r4:8597c000 ** 7 printk messages dropped ** [ 1338.557556][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1338.557716][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1338.557962][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1338.558292][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1338.579407][ T32] r5:00001000 r4:eafa7000 ** 4 printk messages dropped ** [ 1338.579598][ T32] r7:dddced80 r6:83018000 r5:855cbb8c r4:855a2d00 ** 7 printk messages dropped ** [ 1338.579950][ T32] Exception stack(0xeb4c9fb0 to 0xeb4c9ff8) ** 6 printk messages dropped ** [ 1338.580624][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1338.581399][ T32] r4:e05d9dc0 ** 6 printk messages dropped ** [ 1338.581702][ T32] r5:00001000 r4:eb0cb000 ** 7 printk messages dropped ** [ 1338.582028][ T32] r4:8506c780 ** 4 printk messages dropped ** [ 1338.582213][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) ** 9 printk messages dropped ** [ 1338.582656][ T32] task:kworker/0:651 state:D stack:0 pid:4907 tgid:4907 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1338.583139][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.583183][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.583227][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4d5e08 [ 1338.583280][ T32] r4:00000000 [ 1338.583319][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1338.583361][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1338.583397][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.583448][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856042c0 [ 1338.583478][ T32] r4:00000000 [ 1338.583499][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.583544][ T32] r9:83018005 r8:85568c00 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 [ 1338.583593][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.583660][ T32] r5:00001000 r4:eb23f000 [ 1338.583682][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.583730][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.583773][ T32] r5:855cc38c r4:855cc000 [ 1338.583883][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.583993][ T32] r7:dddced80 r6:83018000 r5:855cc38c r4:855a2d80 [ 1338.584062][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.584118][ T32] r10:61c88647 r9:85568c00 r8:855a2dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.584143][ T32] r4:855a2d80 [ 1338.584187][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.584272][ T32] r10:00000000 r9:855a2d80 r8:80287e08 r7:eb4c5e60 r6:855b1880 r5:85568c00 [ 1338.584342][ T32] r4:00000001 [ 1338.584365][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.584451][ T32] Exception stack(0xeb4d5fb0 to 0xeb4d5ff8) [ 1338.584491][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.584546][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.584585][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.584628][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.584653][ T32] r4:85604000 [ 1338.584952][ T32] INFO: task kworker/0:651:4907 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1338.585010][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.585073][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.585129][ T32] Call trace: [ 1338.585175][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.585227][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1338.585271][ T32] r4:00000000 [ 1338.585305][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.585382][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1338.585423][ T32] 9d20: db8bc000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1338.585467][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1338.585520][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1338.585546][ T32] r5:80000013 r4:80239bb0 [ 1338.585568][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.585620][ T32] r4:82ac21e4 [ 1338.585646][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.585700][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1338.585746][ T32] r4:e05d9dc0 [ 1338.585793][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.585864][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1338.585907][ T32] r4:00000000 [ 1338.585931][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.586019][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1338.586051][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.586096][ T32] r5:00001000 r4:eb0cb000 [ 1338.586117][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.586171][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.586218][ T32] r5:8597c38c r4:8597c000 [ 1338.586241][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.586309][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1338.586351][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.586403][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.586443][ T32] r4:8506c780 [ 1338.586475][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.586527][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1338.586551][ T32] r4:00000001 [ 1338.586589][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.586636][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1338.586683][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.586757][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.586828][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.586917][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.586953][ T32] r4:8506bc80 [ 1338.586982][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.587032][ T32] INFO: task kworker/0:652:4909 blocked for more than 465 seconds. [ 1338.587066][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.587090][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.587110][ T32] task:kworker/0:652 state:D stack:0 pid:4909 tgid:4909 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.587155][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.587230][ T32] Call trace: [ 1338.587280][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1338.587355][ T32] r10:8291a684 r9:eb4ddd84 r8:00000002 r7:60000113 r6:eb4ddd8c r5:8556c800 [ 1338.587382][ T32] r4:8556c800 ** 3 printk messages dropped ** [ 1338.587502][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 11 printk messages dropped ** [ 1338.588021][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1338.588316][ T32] r10:61c88647 r9:8556c800 r8:855a2e2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 11 printk messages dropped ** [ 1338.615255][ T32] INFO: task kworker/0:652:4909 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1338.615293][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.615390][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.615483][ T32] Call trace: [ 1338.615521][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.615603][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1338.615640][ T32] r4:00000000 [ 1338.615660][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.615701][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1338.615736][ T32] 9d20: dbe2b000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1338.615765][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1338.615802][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1338.615829][ T32] r5:80000013 r4:80239bb0 [ 1338.615851][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.615905][ T32] r4:82ac21e4 [ 1338.615938][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.615985][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1338.616026][ T32] r4:e05d9dc0 [ 1338.616074][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.616120][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1338.616143][ T32] r4:00000000 [ 1338.616163][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.616207][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1338.616255][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.616324][ T32] r5:00001000 r4:eb0cb000 ** 1 printk messages dropped ** [ 1338.616390][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1338.616762][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) ** 6 printk messages dropped ** [ 1338.616990][ T32] INFO: task kworker/0:653:4910 blocked for more than 465 seconds. ** 11 printk messages dropped ** [ 1338.617527][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1338.617925][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.617972][ T32] r5:00001000 r4:eb25f000 [ 1338.618003][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.618050][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.618093][ T32] r5:855cc78c r4:855cc400 [ 1338.618126][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.618198][ T32] r7:dddced80 r6:83018000 r5:855cc78c r4:855a2e80 [ 1338.618236][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.618289][ T32] r10:61c88647 r9:8556d400 r8:855a2eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.618313][ T32] r4:855a2e80 [ 1338.618342][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.618420][ T32] r10:00000000 r9:855a2e80 r8:80287e08 r7:eb4dde60 r6:855b1980 r5:8556d400 [ 1338.618538][ T32] r4:00000001 [ 1338.631345][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.631458][ T32] Exception stack(0xeb4e1fb0 to 0xeb4e1ff8) [ 1338.631498][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.631540][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.631586][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.631626][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.631675][ T32] r4:85604140 [ 1338.632128][ T32] INFO: task kworker/0:653:4910 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1338.632188][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.632309][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1338.632579][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) ** 5 printk messages dropped ** [ 1338.632822][ T32] r4:82ac21e4 ** 7 printk messages dropped ** [ 1338.633181][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 ** 8 printk messages dropped ** [ 1338.633570][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1338.633864][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1338.634228][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.634297][ T32] Call trace: [ 1338.634333][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1338.634401][ T32] r10:8291a684 r9:eb4e9d84 r8:00000002 r7:60000013 r6:eb4e9d8c r5:8556b000 [ 1338.634428][ T32] r4:8556b000 [ 1338.634471][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1338.634523][ T32] r5:8556b000 r4:8291a680 [ 1338.634544][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.634584][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.634625][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4e9e08 [ 1338.634650][ T32] r4:00000000 [ 1338.634670][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1338.634707][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1338.634776][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.634819][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856048c0 [ 1338.634842][ T32] r4:00000000 [ 1338.634892][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.634948][ T32] r9:83018005 r8:8556b000 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1338.634972][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.635039][ T32] r5:00001000 r4:eb319000 [ 1338.635064][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.635106][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.635149][ T32] r5:855cd38c r4:855cd000 [ 1338.635169][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.635239][ T32] r7:dddced80 r6:83018000 r5:855cd38c r4:855a2f00 [ 1338.635265][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.635315][ T32] r10:61c88647 r9:8556b000 r8:855a2f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.635363][ T32] r4:855a2f00 [ 1338.635387][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.635433][ T32] r10:00000000 r9:855a2f00 r8:80287e08 r7:eb4dde60 r6:855b1a00 r5:8556b000 ** 2 printk messages dropped ** [ 1338.635527][ T32] Exception stack(0xeb4e9fb0 to 0xeb4e9ff8) [ 1338.635557][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.635586][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.635613][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.635656][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.635682][ T32] r4:85604240 [ 1338.636006][ T32] INFO: task kworker/0:654:4912 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1338.636045][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.636132][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.636249][ T32] Call trace: [ 1338.636281][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.636355][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1338.636385][ T32] r4:00000000 [ 1338.636429][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.636474][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1338.636534][ T32] 9d20: dc262000 e0047000 00000001 80239b98 7f07d000 00000001 ** 2 printk messages dropped ** [ 1338.636644][ T32] r5:80000013 r4:80239bb0 ** 6 printk messages dropped ** [ 1338.636926][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 ** 11 printk messages dropped ** [ 1338.637493][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1338.637723][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1338.638150][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1338.661899][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4f1e08 ** 9 printk messages dropped ** [ 1338.662448][ T32] r5:00001000 r4:eb28b000 ** 3 printk messages dropped ** [ 1338.662708][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1338.663237][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1338.664289][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) ** 3 printk messages dropped ** [ 1338.664393][ T32] r5:80000013 r4:80239bb0 [ 1338.664413][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.664474][ T32] r4:82ac21e4 [ 1338.664499][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.664541][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1338.664564][ T32] r4:e05d9dc0 [ 1338.664582][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.664622][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1338.664784][ T32] r4:00000000 [ 1338.664816][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.664865][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1338.664887][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.664951][ T32] r5:00001000 r4:eb0cb000 [ 1338.664979][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.665020][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.665083][ T32] r5:8597c38c r4:8597c000 [ 1338.665107][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.665156][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1338.665177][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.665222][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.665245][ T32] r4:8506c780 [ 1338.665270][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.665319][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1338.665394][ T32] r4:00000001 [ 1338.665448][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.665537][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1338.665567][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.665618][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.665648][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.665735][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.665783][ T32] r4:8506bc80 [ 1338.665807][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.665836][ T32] INFO: task kworker/1:238:4918 blocked for more than 465 seconds. [ 1338.665916][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.666100][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.666226][ T32] task:kworker/1:238 state:D stack:0 pid:4918 tgid:4918 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1338.666885][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4a5e08 ** 11 printk messages dropped ** [ 1338.667416][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1338.667786][ T32] r10:61c88647 r9:8556ec00 r8:855b1b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1338.668184][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1338.689743][ T32] 9d20: dcb62000 e0047000 00000001 80239b98 7f07d000 00000001 ** 9 printk messages dropped ** [ 1338.690141][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 ** 12 printk messages dropped ** [ 1338.690668][ T32] r4:8506c780 ** 4 printk messages dropped ** [ 1338.690837][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) ** 9 printk messages dropped ** [ 1338.691204][ T32] task:kworker/0:656 state:D stack:0 pid:4920 tgid:4920 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1338.691836][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1338.692257][ T32] r5:855cd78c r4:855cd400 ** 4 printk messages dropped ** [ 1338.692443][ T32] r4:8560c000 ** 3 printk messages dropped ** [ 1338.692574][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1338.693241][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1338.694032][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 ** 5 printk messages dropped ** [ 1338.694253][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1338.694274][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.694316][ T32] r5:00001000 r4:eb0cb000 [ 1338.694403][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.694447][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.694490][ T32] r5:8597c38c r4:8597c000 [ 1338.694534][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.694612][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1338.694638][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.694686][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.694755][ T32] r4:8506c780 [ 1338.694807][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.694876][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1338.694933][ T32] r4:00000001 [ 1338.695032][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.695107][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1338.695139][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.695169][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.695216][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.695248][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.695271][ T32] r4:8506bc80 [ 1338.695312][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.695340][ T32] INFO: task kworker/0:657:4922 blocked for more than 465 seconds. [ 1338.695369][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.695411][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.695436][ T32] task:kworker/0:657 state:D stack:0 pid:4922 tgid:4922 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.695481][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.695546][ T32] Call trace: [ 1338.695577][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1338.695624][ T32] r10:8291a684 r9:eb4fdd84 r8:00000002 r7:60000113 r6:eb4fdd8c r5:85570c00 [ 1338.695647][ T32] r4:85570c00 [ 1338.695667][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1338.695737][ T32] r5:85570c00 r4:8291a680 [ 1338.695783][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.695854][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.695917][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4fde08 [ 1338.695968][ T32] r4:00000000 [ 1338.696013][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1338.696084][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1338.696135][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.696202][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85604b40 [ 1338.696229][ T32] r4:00000000 [ 1338.696250][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.696380][ T32] r9:83018005 r8:85570c00 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1338.696413][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.696455][ T32] r5:00001000 r4:eb33b000 [ 1338.696475][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.696514][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.696554][ T32] r5:855cdb8c r4:855cd800 [ 1338.696585][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.696655][ T32] r7:dddced80 r6:83018000 r5:855cdb8c r4:8560c080 [ 1338.696680][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.696734][ T32] r10:61c88647 r9:85570c00 r8:8560c0ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.696778][ T32] r4:8560c080 [ 1338.696865][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.696914][ T32] r10:00000000 r9:8560c080 r8:80287e08 r7:eb4f5e60 r6:855b1c80 r5:85570c00 [ 1338.696937][ T32] r4:00000001 [ 1338.696976][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.697023][ T32] Exception stack(0xeb4fdfb0 to 0xeb4fdff8) [ 1338.697050][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.697094][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.697167][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.697199][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.697231][ T32] r4:85604880 [ 1338.697550][ T32] INFO: task kworker/0:657:4922 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1338.697586][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.697685][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.697750][ T32] Call trace: [ 1338.697810][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.697892][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1338.697924][ T32] r4:00000000 [ 1338.697967][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.698013][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1338.698051][ T32] 9d20: dcb62000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1338.698083][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1338.698108][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1338.698133][ T32] r5:80000013 r4:80239bb0 [ 1338.698153][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 5 printk messages dropped ** [ 1338.698377][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 ** 13 printk messages dropped ** [ 1338.717495][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1338.718061][ T32] INFO: task kworker/0:658:4924 blocked for more than 465 seconds. ** 10 printk messages dropped ** [ 1338.729028][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1338.729460][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1338.729969][ T32] r4:8560c100 ** 3 printk messages dropped ** [ 1338.730274][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.730317][ T32] Exception stack(0xeb505fb0 to 0xeb505ff8) [ 1338.730348][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.730377][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.730402][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.730431][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.730463][ T32] r4:85604940 [ 1338.730942][ T32] INFO: task kworker/0:658:4924 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1338.730986][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.731138][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.731188][ T32] Call trace: [ 1338.731301][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.731357][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1338.731382][ T32] r4:00000000 [ 1338.731424][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.731474][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1338.731502][ T32] 9d20: dd1bc000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1338.731531][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1338.731579][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1338.731606][ T32] r5:80000013 r4:80239bb0 [ 1338.731636][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.731691][ T32] r4:82ac21e4 [ 1338.731715][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.731766][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1338.731788][ T32] r4:e05d9dc0 [ 1338.731807][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.731857][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1338.731889][ T32] r4:00000000 [ 1338.731912][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.731958][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1338.731992][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.732037][ T32] r5:00001000 r4:eb0cb000 [ 1338.732057][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.732096][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.732186][ T32] r5:8597c38c r4:8597c000 [ 1338.732211][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.732281][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1338.732318][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.732366][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1338.732450][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 ** 10 printk messages dropped ** [ 1338.732794][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 8 printk messages dropped ** [ 1338.733202][ T32] r5:85572400 r4:8291a680 ** 5 printk messages dropped ** [ 1338.733429][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1338.733852][ T32] r5:855cdf8c r4:855cdc00 ** 4 printk messages dropped ** [ 1338.734072][ T32] r4:8560c180 ** 4 printk messages dropped ** [ 1338.734226][ T32] Exception stack(0xeb509fb0 to 0xeb509ff8) ** 7 printk messages dropped ** [ 1338.734844][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1338.735267][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) ** 2 printk messages dropped ** [ 1338.735421][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff ** 2 printk messages dropped ** [ 1338.735527][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1338.735778][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 ** 7 printk messages dropped ** [ 1338.736070][ T32] r5:8597c38c r4:8597c000 ** 6 printk messages dropped ** [ 1338.736428][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 ** 9 printk messages dropped ** [ 1338.736937][ T32] INFO: task kworker/0:660:4927 blocked for more than 465 seconds. ** 5 printk messages dropped ** [ 1338.737236][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) ** 6 printk messages dropped ** [ 1338.737594][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb511e08 [ 1338.737616][ T32] r4:00000000 [ 1338.737656][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1338.737715][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1338.737767][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.737852][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85604e00 [ 1338.737906][ T32] r4:00000000 [ 1338.737951][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.737999][ T32] r9:83018005 r8:85571800 r7:00000000 r6:83018000 r5:00001000 r4:7f0a5000 [ 1338.738021][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.738149][ T32] r5:00001000 r4:eb353000 [ 1338.738173][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.738213][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.738297][ T32] r5:855ce38c r4:855ce000 [ 1338.738321][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.738368][ T32] r7:dddced80 r6:83018000 r5:855ce38c r4:8560c200 [ 1338.738411][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.738460][ T32] r10:61c88647 r9:85571800 r8:8560c22c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.762876][ T32] r4:8560c200 [ 1338.763032][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.763137][ T32] r10:00000000 r9:8560c200 r8:80287e08 r7:eb505e60 r6:855b1e00 r5:85571800 [ 1338.763167][ T32] r4:00000001 [ 1338.763191][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.763236][ T32] Exception stack(0xeb511fb0 to 0xeb511ff8) [ 1338.763299][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.763338][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.763396][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.763435][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.763463][ T32] r4:85604b00 [ 1338.763944][ T32] INFO: task kworker/0:660:4927 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1338.763988][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.764094][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.764167][ T32] Call trace: [ 1338.764233][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.764305][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1338.764348][ T32] r4:00000000 [ 1338.764369][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.764451][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1338.764499][ T32] 9d20: dd581000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1338.764576][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1338.764634][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1338.764738][ T32] r5:80000013 r4:80239bb0 [ 1338.764787][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.764873][ T32] r4:82ac21e4 [ 1338.764913][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.764958][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1338.764984][ T32] r4:e05d9dc0 [ 1338.765003][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.765237][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1338.765266][ T32] r4:00000000 [ 1338.765298][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.765350][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1338.765446][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.765502][ T32] r5:00001000 r4:eb0cb000 [ 1338.765523][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.765770][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.765823][ T32] r5:8597c38c r4:8597c000 [ 1338.765847][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1338.766085][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 ** 12 printk messages dropped ** [ 1338.767244][ T32] task:kworker/0:661 state:D stack:0 pid:4929 tgid:4929 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1338.768082][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1338.768355][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1338.787154][ T32] r5:855ceb8c r4:855ce800 ** 3 printk messages dropped ** [ 1338.787417][ T32] r10:61c88647 r9:85573000 r8:8560c2ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1338.787820][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1338.791797][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) ** 2 printk messages dropped ** [ 1338.791881][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1338.791905][ T32] r5:80000013 r4:80239bb0 [ 1338.791974][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.792030][ T32] r4:82ac21e4 [ 1338.792051][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.792094][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1338.792120][ T32] r4:e05d9dc0 [ 1338.792146][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.792201][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1338.792229][ T32] r4:00000000 [ 1338.792274][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.792350][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1338.792401][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.792448][ T32] r5:00001000 r4:eb0cb000 [ 1338.792497][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.792575][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.792622][ T32] r5:8597c38c r4:8597c000 [ 1338.792643][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.792690][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1338.792723][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.792796][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.792823][ T32] r4:8506c780 [ 1338.792853][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.792915][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1338.792942][ T32] r4:00000001 [ 1338.792990][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.793032][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1338.793059][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.793099][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.793186][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.793219][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.793242][ T32] r4:8506bc80 [ 1338.793265][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1338.793464][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1338.793830][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1338.794229][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1338.794509][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1338.795041][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1338.796086][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1338.796461][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff ** 8 printk messages dropped ** [ 1338.796958][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1338.797379][ T32] r5:8597c38c r4:8597c000 ** 5 printk messages dropped ** [ 1338.797595][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 11 printk messages dropped ** [ 1338.798168][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1338.820351][ T32] r4:85576000 ** 5 printk messages dropped ** [ 1338.820760][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1338.821105][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1338.821817][ T32] r5:855cef8c r4:855cec00 ** 3 printk messages dropped ** [ 1338.822142][ T32] r10:61c88647 r9:85576000 r8:8560c3ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1338.822779][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1338.824147][ T32] 9d20: ddb3f000 e0047000 00000001 80239b98 7f07d000 00000001 ** 7 printk messages dropped ** [ 1338.824739][ T32] r4:e05d9dc0 ** 6 printk messages dropped ** [ 1338.825089][ T32] r5:00001000 r4:eb0cb000 ** 6 printk messages dropped ** [ 1338.825626][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1338.826617][ T32] r4:8506bc80 ** 5 printk messages dropped ** [ 1338.827253][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1338.827608][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb521e08 ** 8 printk messages dropped ** [ 1338.828044][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1338.850398][ T32] r10:61c88647 r9:85574800 r8:8560c42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1338.850635][ T32] r10:00000000 r9:8560c400 r8:80287e08 r7:eb3a5e60 r6:8561b000 r5:85574800 [ 1338.850692][ T32] r4:00000001 [ 1338.850836][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.850892][ T32] Exception stack(0xeb521fb0 to 0xeb521ff8) [ 1338.850926][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.850961][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.851035][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.851097][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.851122][ T32] r4:85599b40 [ 1338.851546][ T32] INFO: task kworker/0:664:4935 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1338.851592][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.851664][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.851765][ T32] Call trace: [ 1338.852026][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.852083][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1338.852243][ T32] r4:00000000 [ 1338.852269][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.852369][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1338.852402][ T32] 9d20: ddde7000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1338.852432][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1338.852459][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1338.852483][ T32] r5:80000013 r4:80239bb0 [ 1338.852515][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.852562][ T32] r4:82ac21e4 [ 1338.852583][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.852625][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1338.852649][ T32] r4:e05d9dc0 [ 1338.852668][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.852747][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1338.852775][ T32] r4:00000000 [ 1338.852796][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.852843][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1338.852865][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.852906][ T32] r5:00001000 r4:eb0cb000 [ 1338.852927][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.852999][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.853046][ T32] r5:8597c38c r4:8597c000 [ 1338.853093][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.853197][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1338.853224][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.853324][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.853351][ T32] r4:8506c780 [ 1338.853443][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.853494][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1338.853571][ T32] r4:00000001 [ 1338.853604][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.853644][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1338.853673][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.853702][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.853751][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.853802][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.853828][ T32] r4:8506bc80 [ 1338.853850][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.853878][ T32] INFO: task kworker/0:665:4937 blocked for more than 465 seconds. [ 1338.853911][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.853936][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.854017][ T32] task:kworker/0:665 state:D stack:0 pid:4937 tgid:4937 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.854152][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.854236][ T32] Call trace: [ 1338.854354][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1338.854407][ T32] r10:8291a684 r9:eb529d84 r8:00000002 r7:60000113 r6:eb529d8c r5:8556e000 [ 1338.854437][ T32] r4:8556e000 [ 1338.854488][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1338.854560][ T32] r5:8556e000 r4:8291a680 [ 1338.854584][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.854635][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.854718][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb529e08 [ 1338.854780][ T32] r4:00000000 [ 1338.854804][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1338.854853][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1338.854903][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.855058][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85619400 [ 1338.855159][ T32] r4:00000000 [ 1338.855183][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.855230][ T32] r9:83018005 r8:8556e000 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [ 1338.855279][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1338.855428][ T32] r5:855cff8c r4:855cfc00 ** 3 printk messages dropped ** [ 1338.855757][ T32] r10:61c88647 r9:8556e000 r8:8560c4ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1338.856772][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1338.857745][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) ** 7 printk messages dropped ** [ 1338.858288][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 ** 12 printk messages dropped ** [ 1338.882858][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 ** 8 printk messages dropped ** [ 1338.883246][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1338.883812][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 1338.884208][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1338.884657][ T32] r5:855cfb8c r4:855cf800 ** 4 printk messages dropped ** [ 1338.884829][ T32] r4:8560c500 ** 6 printk messages dropped ** [ 1338.885126][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1338.886171][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) ** 7 printk messages dropped ** [ 1338.886592][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 ** 10 printk messages dropped ** [ 1338.887127][ T32] r5:8597c38c r4:8597c000 ** 7 printk messages dropped ** [ 1338.887462][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1338.887776][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.887805][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.887868][ T32] r4:8506bc80 [ 1338.887913][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.887942][ T32] INFO: task kworker/0:667:4941 blocked for more than 465 seconds. [ 1338.887988][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.888081][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.888105][ T32] task:kworker/0:667 state:D stack:0 pid:4941 tgid:4941 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.888234][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.888279][ T32] Call trace: [ 1338.888321][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1338.888371][ T32] r10:8291a684 r9:eb539d84 r8:00000002 r7:60000113 r6:eb539d8c r5:85578c00 [ 1338.888394][ T32] r4:85578c00 [ 1338.888414][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1338.888510][ T32] r5:85578c00 r4:8291a680 [ 1338.888633][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.906283][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.906380][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb539e08 [ 1338.906406][ T32] r4:00000000 [ 1338.906427][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1338.906464][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1338.906503][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.906568][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85619800 [ 1338.906595][ T32] r4:00000000 [ 1338.906617][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.906688][ T32] r9:83018005 r8:85578c00 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [ 1338.906763][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.906900][ T32] r5:00001000 r4:ea90d000 [ 1338.906927][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.906992][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.907040][ T32] r5:855d0b8c r4:855d0800 [ 1338.907094][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.907188][ T32] r7:dddced80 r6:83018000 r5:855d0b8c r4:8560c580 [ 1338.907214][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.907311][ T32] r10:61c88647 r9:85578c00 r8:8560c5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.907338][ T32] r4:8560c580 [ 1338.907408][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.907459][ T32] r10:00000000 r9:8560c580 r8:80287e08 r7:eb529e60 r6:8561b180 r5:85578c00 [ 1338.907482][ T32] r4:00000001 [ 1338.907502][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.907540][ T32] Exception stack(0xeb539fb0 to 0xeb539ff8) [ 1338.907594][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.907636][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.907665][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.907712][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.907746][ T32] r4:85619140 [ 1338.908184][ T32] INFO: task kworker/0:667:4941 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1338.908221][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.908314][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.908411][ T32] Call trace: [ 1338.908445][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.908520][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1338.921641][ T32] r4:00000000 [ 1338.921683][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.921757][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1338.921803][ T32] 9d20: dec7c000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1338.921837][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1338.921885][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1338.921918][ T32] r5:80000013 r4:80239bb0 [ 1338.921962][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.922026][ T32] r4:82ac21e4 [ 1338.922050][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 4 printk messages dropped ** [ 1338.922234][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1338.922640][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 ** 2 printk messages dropped ** [ 1338.922870][ T32] r4:8506c780 [ 1338.922917][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.922969][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1338.923023][ T32] r4:00000001 [ 1338.923077][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.923128][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1338.923172][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.923203][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.923229][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.923279][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.923304][ T32] r4:8506bc80 [ 1338.923328][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.923358][ T32] INFO: task kworker/0:668:4943 blocked for more than 465 seconds. [ 1338.923414][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.923445][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.923517][ T32] task:kworker/0:668 state:D stack:0 pid:4943 tgid:4943 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.923601][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.923735][ T32] Call trace: [ 1338.923773][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1338.923864][ T32] r10:8291a684 r9:eb541d84 r8:00000002 r7:60000013 r6:eb541d8c r5:85578000 [ 1338.923892][ T32] r4:85578000 [ 1338.923912][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1338.923977][ T32] r5:85578000 r4:8291a680 [ 1338.924009][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.924052][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.924094][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb541e08 ** 3 printk messages dropped ** [ 1338.924242][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1338.924610][ T32] r5:855d038c r4:855d0000 ** 3 printk messages dropped ** [ 1338.924786][ T32] r10:61c88647 r9:85578000 r8:8560c62c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1338.925203][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1338.926151][ T32] 9d20: dec7c000 e0047000 00000001 80239b98 7f07d000 00000001 ** 2 printk messages dropped ** [ 1338.926337][ T32] r5:80000013 r4:80239bb0 [ 1338.926447][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.926580][ T32] r4:82ac21e4 [ 1338.926611][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.926654][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1338.926676][ T32] r4:e05d9dc0 [ 1338.926790][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.926849][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1338.926873][ T32] r4:00000000 [ 1338.927057][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.927131][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1338.927156][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.927220][ T32] r5:00001000 r4:eb0cb000 [ 1338.927244][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.927285][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.927327][ T32] r5:8597c38c r4:8597c000 [ 1338.927347][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.927391][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1338.927412][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 2 printk messages dropped ** [ 1338.927497][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1338.927867][ T32] r4:8506bc80 ** 5 printk messages dropped ** [ 1338.928158][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1338.940093][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb515e08 ** 9 printk messages dropped ** [ 1338.940877][ T32] r5:00001000 r4:ea893000 ** 4 printk messages dropped ** [ 1338.941271][ T32] r7:dddced80 r6:83018000 r5:855d078c r4:8560c680 ** 5 printk messages dropped ** [ 1338.941702][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1338.942024][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1338.943174][ T32] 9d20: dec7c000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1338.943246][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1338.943339][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1338.943365][ T32] r5:80000013 r4:80239bb0 [ 1338.943386][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.943427][ T32] r4:82ac21e4 [ 1338.943448][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.943489][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1338.943512][ T32] r4:e05d9dc0 [ 1338.943587][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.943631][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1338.943654][ T32] r4:00000000 [ 1338.943674][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.943760][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1338.943786][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.943830][ T32] r5:00001000 r4:eb0cb000 [ 1338.943850][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.943933][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.944030][ T32] r5:8597c38c r4:8597c000 [ 1338.944075][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.944164][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1338.944189][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.944236][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.944276][ T32] r4:8506c780 [ 1338.944298][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.944346][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1338.944402][ T32] r4:00000001 [ 1338.944427][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.944464][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1338.944491][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.944519][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.944568][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1338.944760][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 8 printk messages dropped ** [ 1338.945198][ T32] r5:84b85400 r4:8291a680 ** 2 printk messages dropped ** [ 1338.945371][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb545e08 [ 1338.945439][ T32] r4:00000000 [ 1338.945526][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1338.945564][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1338.945599][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.945641][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85619b00 [ 1338.945664][ T32] r4:00000000 [ 1338.945683][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.945733][ T32] r9:83018005 r8:84b85400 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [ 1338.945755][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.945796][ T32] r5:00001000 r4:eac47000 [ 1338.945815][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.945852][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.945894][ T32] r5:855d138c r4:855d1000 [ 1338.945913][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.945957][ T32] r7:dddced80 r6:83018000 r5:855d138c r4:8560c780 [ 1338.945978][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1338.946127][ T32] r10:00000000 r9:8560c780 r8:80287e08 r7:eb539e60 r6:8560c800 r5:84b85400 ** 10 printk messages dropped ** [ 1338.946888][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1338.947226][ T32] 9d20: dec7c000 e0047000 00000001 80239b98 7f07d000 00000001 ** 13 printk messages dropped ** [ 1338.947739][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1338.948084][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1338.974627][ T32] INFO: task kworker/0:671:4950 blocked for more than 465 seconds. ** 9 printk messages dropped ** [ 1338.975269][ T32] r5:83ae8000 r4:8291a680 ** 5 printk messages dropped ** [ 1338.975479][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1338.976040][ T32] r5:855d0f8c r4:855d0c00 ** 4 printk messages dropped ** [ 1338.976297][ T32] r4:8560c880 ** 6 printk messages dropped ** [ 1338.976632][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1338.977395][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1338.977418][ T32] r4:00000000 [ 1338.977459][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.977503][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1338.977532][ T32] 9d20: df249000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1338.977570][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1338.977598][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1338.977621][ T32] r5:80000013 r4:80239bb0 [ 1338.977642][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.977682][ T32] r4:82ac21e4 [ 1338.977786][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.977849][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1338.977874][ T32] r4:e05d9dc0 [ 1338.977940][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.978039][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1338.978065][ T32] r4:00000000 [ 1338.978085][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.978151][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1338.978176][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.978244][ T32] r5:00001000 r4:eb0cb000 [ 1338.978269][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.978321][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.978366][ T32] r5:8597c38c r4:8597c000 [ 1338.978386][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.978472][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1338.990960][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.991057][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.991104][ T32] r4:8506c780 [ 1338.991155][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.991231][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1338.991285][ T32] r4:00000001 [ 1338.991314][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.991354][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1338.991384][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.991412][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.991448][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.991482][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.991504][ T32] r4:8506bc80 [ 1338.991537][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.991569][ T32] INFO: task kworker/0:672:4953 blocked for more than 465 seconds. [ 1338.991623][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 4 printk messages dropped ** [ 1338.991971][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) ** 10 printk messages dropped ** [ 1338.992455][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1338.992874][ T32] r5:855d178c r4:855d1400 ** 3 printk messages dropped ** [ 1338.993044][ T32] r10:61c88647 r9:83ae8c00 r8:8560c9ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1338.993469][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1338.994428][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) ** 7 printk messages dropped ** [ 1338.994717][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 ** 10 printk messages dropped ** [ 1338.995140][ T32] r5:8597c38c r4:8597c000 ** 7 printk messages dropped ** [ 1338.995416][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1338.995789][ T32] r4:8506bc80 ** 5 printk messages dropped ** [ 1338.996180][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1338.996548][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 11 printk messages dropped ** [ 1338.996985][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1338.997389][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1338.997574][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1338.998424][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) ** 7 printk messages dropped ** [ 1339.021844][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 ** 10 printk messages dropped ** [ 1339.022326][ T32] r5:8597c38c r4:8597c000 ** 6 printk messages dropped ** [ 1339.022622][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 ** 9 printk messages dropped ** [ 1339.023111][ T32] INFO: task kworker/0:674:4956 blocked for more than 465 seconds. ** 9 printk messages dropped ** [ 1339.023504][ T32] r5:83aea400 r4:8291a680 [ 1339.023548][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.023613][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.023659][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb559e08 [ 1339.023742][ T32] r4:00000000 [ 1339.023766][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1339.023804][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1339.023850][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.023938][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85619f40 [ 1339.024001][ T32] r4:00000000 [ 1339.024024][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.024112][ T32] r9:83018005 r8:83aea400 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1339.024146][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.024193][ T32] r5:00001000 r4:eaee3000 [ 1339.024213][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.024251][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.024351][ T32] r5:855d1f8c r4:855d1c00 [ 1339.024409][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.024466][ T32] r7:dddced80 r6:83018000 r5:855d1f8c r4:8560cb80 [ 1339.024520][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.024618][ T32] r10:61c88647 r9:83aea400 r8:8560cbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.024645][ T32] r4:8560cb80 [ 1339.024665][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.024728][ T32] r10:00000000 r9:8560cb80 r8:80287e08 r7:eb555e60 r6:8560cc00 r5:83aea400 [ 1339.024763][ T32] r4:00000001 [ 1339.024783][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.024819][ T32] Exception stack(0xeb559fb0 to 0xeb559ff8) [ 1339.024847][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.024875][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.024900][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.024929][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.024966][ T32] r4:85619c80 [ 1339.025415][ T32] INFO: task kworker/0:674:4956 is blocked on a mutex likely owned by task kworker/0:208:3739. [ 1339.025477][ T32] task:kworker/0:208 state:R running task stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.025604][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.025654][ T32] Call trace: [ 1339.025684][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.025741][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 [ 1339.025798][ T32] r4:00000000 [ 1339.025860][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.025909][ T32] Exception stack(0xe05d9d28 to 0xe05d9d70) [ 1339.025937][ T32] 9d20: dff03000 e0047000 00000001 80239b98 7f07d000 00000001 [ 1339.025965][ T32] 9d40: 82ac15a0 7f07d000 e0047000 8280c928 82ac21c4 e05d9da4 e05d9da8 e05d9d78 [ 1339.025990][ T32] 9d60: 80230ad0 80239bb0 80000013 ffffffff [ 1339.026013][ T32] r5:80000013 r4:80239bb0 [ 1339.026064][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.026110][ T32] r4:82ac21e4 [ 1339.026132][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.026186][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05d9dc0 r5:e05d9e08 [ 1339.026233][ T32] r4:e05d9dc0 [ 1339.026285][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.026356][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ce40 [ 1339.026387][ T32] r4:00000000 [ 1339.026408][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.026477][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1339.026502][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.026545][ T32] r5:00001000 r4:eb0cb000 [ 1339.026587][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.026636][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.026709][ T32] r5:8597c38c r4:8597c000 [ 1339.026756][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.026807][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8506c780 [ 1339.026851][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.026901][ T32] r10:61c88647 r9:84894800 r8:8506c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.026960][ T32] r4:8506c780 [ 1339.026983][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.027079][ T32] r10:00000000 r9:8506c780 r8:80287e08 r7:e05d1e60 r6:8506c800 r5:84894800 [ 1339.027106][ T32] r4:00000001 [ 1339.027149][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.027189][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1339.027236][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.027269][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.027296][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.027409][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.027524][ T32] r4:8506bc80 [ 1339.027547][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.027614][ T32] INFO: task kworker/0:675:4958 blocked for more than 465 seconds. ** 2 printk messages dropped ** [ 1339.027764][ T32] task:kworker/0:675 state:D stack:0 pid:4958 tgid:4958 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1339.028506][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1339.043533][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8560dc40 ** 7 printk messages dropped ** [ 1339.043957][ T32] r5:855d238c r4:855d2000 ** 4 printk messages dropped ** [ 1339.044164][ T32] r4:8560cc80 ** 6 printk messages dropped ** [ 1339.044410][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1339.045306][ T32] r10:82ac21c4 r9:84894800 r8:80200be4 r7:e05d9d5c r6:ffffffff r5:84894800 ** 11 printk messages dropped ** [ 1339.045793][ T32] r4:e05d9dc0 ** 8 printk messages dropped ** [ 1339.046203][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1339.046615][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) ** 7 printk messages dropped ** [ 1339.046898][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 8 printk messages dropped ** [ 1339.047479][ T32] r5:83aebc00 r4:8291a680 ** 5 printk messages dropped ** [ 1339.047832][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1339.048326][ T32] r5:855d278c r4:855d2400 ** 6 printk messages dropped ** [ 1339.066181][ T32] r10:00000000 r9:8560cd80 r8:80287e08 r7:eb55de60 r6:8560ce00 r5:83aebc00 ** 9 printk messages dropped ** [ 1339.066673][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1339.067318][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1339.067529][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1339.067554][ T32] r4:00000000 [ 1339.067574][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.067622][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1339.067646][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.067688][ T32] r5:00001000 r4:e0053000 [ 1339.067708][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.067775][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.067835][ T32] r5:84af7b8c r4:84af7800 [ 1339.067860][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.067907][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 ** 1 printk messages dropped ** [ 1339.068016][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1339.068377][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1339.075367][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1339.075953][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb565e08 ** 10 printk messages dropped ** [ 1339.076333][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1339.076573][ T32] r10:61c88647 r9:83aec800 r8:8560ceac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1339.076976][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1339.077696][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) ** 7 printk messages dropped ** [ 1339.077994][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 ** 10 printk messages dropped ** [ 1339.086171][ T32] r5:84af7b8c r4:84af7800 ** 7 printk messages dropped ** [ 1339.086607][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1339.086937][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 11 printk messages dropped ** [ 1339.087553][ T32] r4:83aed400 ** 4 printk messages dropped ** [ 1339.087735][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb569e08 ** 8 printk messages dropped ** [ 1339.088196][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1339.095502][ T32] r10:61c88647 r9:83aed400 r8:8560cfac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.095551][ T32] r4:8560cf80 [ 1339.095609][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.095752][ T32] r10:00000000 r9:8560cf80 r8:80287e08 r7:eb565e60 r6:85636000 r5:83aed400 [ 1339.095780][ T32] r4:00000001 [ 1339.095801][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.095840][ T32] Exception stack(0xeb569fb0 to 0xeb569ff8) [ 1339.095890][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.095923][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.096011][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.096087][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.096136][ T32] r4:85630240 [ 1339.096343][ T32] INFO: task kworker/0:678:4965 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1339.096431][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.096528][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.096619][ T32] Call trace: [ 1339.096742][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.096799][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1339.096866][ T32] r4:00000000 [ 1339.096890][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.096955][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1339.096991][ T32] dd20: 7f6ae000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1339.097019][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1339.097078][ T32] dd60: 80230ad0 80239bb0 900f0013 ffffffff [ 1339.097173][ T32] r5:900f0013 r4:80239bb0 [ 1339.097198][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.097269][ T32] r4:82ac21e4 [ 1339.097314][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.097360][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1339.097383][ T32] r4:dfa0ddc0 [ 1339.097402][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.097444][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1339.097466][ T32] r4:00000000 [ 1339.097485][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.097530][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1339.097575][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.097643][ T32] r5:00001000 r4:e0053000 [ 1339.097667][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.097755][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.097802][ T32] r5:84af7b8c r4:84af7800 [ 1339.097865][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.097916][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1339.098024][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.098075][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.098122][ T32] r4:84864380 [ 1339.098145][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.098192][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1339.098215][ T32] r4:00000001 [ 1339.098275][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.098315][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1339.098341][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.098370][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.098420][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.098479][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.098504][ T32] r4:84867140 [ 1339.098583][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.103488][ T32] INFO: task kworker/0:679:4966 blocked for more than 465 seconds. [ 1339.103569][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 1 printk messages dropped ** [ 1339.103641][ T32] task:kworker/0:679 state:D stack:0 pid:4966 tgid:4966 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 1339.104189][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1339.104631][ T32] r5:855d338c r4:855d3000 ** 3 printk messages dropped ** [ 1339.104928][ T32] r10:61c88647 r9:83aeec00 r8:856360ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1339.105229][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1339.106099][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) ** 3 printk messages dropped ** [ 1339.106232][ T32] r5:900f0013 r4:80239bb0 [ 1339.106253][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.106293][ T32] r4:82ac21e4 [ 1339.106313][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.106354][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1339.106376][ T32] r4:dfa0ddc0 [ 1339.106394][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.106457][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1339.106484][ T32] r4:00000000 [ 1339.106535][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.106626][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1339.106682][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.106735][ T32] r5:00001000 r4:e0053000 [ 1339.106780][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.106911][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.107008][ T32] r5:84af7b8c r4:84af7800 [ 1339.107085][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.107136][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1339.107168][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.107251][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.107293][ T32] r4:84864380 [ 1339.107315][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.107362][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1339.107384][ T32] r4:00000001 [ 1339.107402][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.107436][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1339.107462][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.107490][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.107517][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.107578][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.107610][ T32] r4:84867140 [ 1339.107631][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.107676][ T32] INFO: task kworker/0:680:4968 blocked for more than 465 seconds. [ 1339.107708][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.107760][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.107918][ T32] task:kworker/0:680 state:D stack:0 pid:4968 tgid:4968 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.108067][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.108108][ T32] Call trace: [ 1339.108166][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1339.108213][ T32] r10:8291a684 r9:eb551d84 r8:00000002 r7:60000013 r6:eb551d8c r5:84aa0000 [ 1339.108236][ T32] r4:84aa0000 [ 1339.108255][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) ** 6 printk messages dropped ** [ 1339.121331][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1339.121870][ T32] r5:855dc38c r4:855dc000 ** 3 printk messages dropped ** [ 1339.122037][ T32] r10:61c88647 r9:84aa0000 r8:856361ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1339.122533][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1339.123259][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) ** 7 printk messages dropped ** [ 1339.123767][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 ** 12 printk messages dropped ** [ 1339.124278][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 ** 6 printk messages dropped ** [ 1339.124497][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 11 printk messages dropped ** [ 1339.124936][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1339.125357][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb579e08 ** 8 printk messages dropped ** [ 1339.125666][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1339.126096][ T32] r10:61c88647 r9:84aa2400 r8:856362ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1339.126635][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1339.127132][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) ** 7 printk messages dropped ** [ 1339.127574][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 ** 10 printk messages dropped ** [ 1339.128080][ T32] r5:84af7b8c r4:84af7800 [ 1339.128121][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.128171][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1339.128193][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.128239][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.128261][ T32] r4:84864380 [ 1339.128279][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.128400][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1339.128427][ T32] r4:00000001 [ 1339.128485][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.137794][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1339.137852][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.137884][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.137911][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.137942][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.137988][ T32] r4:84867140 [ 1339.138018][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.138047][ T32] INFO: task kworker/0:682:4974 blocked for more than 465 seconds. [ 1339.138081][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.138106][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.138151][ T32] task:kworker/0:682 state:D stack:0 pid:4974 tgid:4974 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.138212][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.138268][ T32] Call trace: [ 1339.138299][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1339.138372][ T32] r10:8291a684 r9:eb571d84 r8:00000002 r7:60000113 r6:eb571d8c r5:84aa3000 [ 1339.138473][ T32] r4:84aa3000 [ 1339.138874][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1339.138938][ T32] r5:84aa3000 r4:8291a680 [ 1339.138960][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.139018][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.139065][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb571e08 [ 1339.139088][ T32] r4:00000000 [ 1339.139118][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1339.139157][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1339.139199][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.139241][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85630b00 [ 1339.139263][ T32] r4:00000000 [ 1339.139282][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.139329][ T32] r9:83018005 r8:84aa3000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1339.139350][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.139397][ T32] r5:00001000 r4:eb18f000 [ 1339.139452][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.139499][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.139543][ T32] r5:855d3f8c r4:855d3c00 [ 1339.139563][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.139610][ T32] r7:dddced80 r6:83018000 r5:855d3f8c r4:85636380 [ 1339.139631][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.139676][ T32] r10:61c88647 r9:84aa3000 r8:856363ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.139698][ T32] r4:85636380 [ 1339.139717][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.139793][ T32] r10:00000000 r9:85636380 r8:80287e08 r7:eb551e60 r6:85636400 r5:84aa3000 [ 1339.139829][ T32] r4:00000001 [ 1339.139858][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.139899][ T32] Exception stack(0xeb571fb0 to 0xeb571ff8) [ 1339.139928][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.139956][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.139982][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.140010][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.140116][ T32] r4:85630a00 [ 1339.140277][ T32] INFO: task kworker/0:682:4974 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1339.140308][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.140395][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.140491][ T32] Call trace: [ 1339.140524][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.140575][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1339.140599][ T32] r4:00000000 [ 1339.140640][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.140705][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1339.140770][ T32] dd20: 7f6ae000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1339.140864][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1339.140898][ T32] dd60: 80230ad0 80239bb0 900f0013 ffffffff [ 1339.140922][ T32] r5:900f0013 r4:80239bb0 [ 1339.140944][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.141000][ T32] r4:82ac21e4 [ 1339.141024][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.141067][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1339.141089][ T32] r4:dfa0ddc0 [ 1339.141107][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.141148][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1339.141169][ T32] r4:00000000 [ 1339.141188][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.141252][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1339.141278][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.141341][ T32] r5:00001000 r4:e0053000 [ 1339.141365][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.141450][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.141538][ T32] r5:84af7b8c r4:84af7800 [ 1339.141578][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.141651][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1339.141697][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.141752][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.141775][ T32] r4:84864380 [ 1339.141794][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.141839][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1339.141861][ T32] r4:00000001 [ 1339.141879][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.141934][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1339.141966][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.141996][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.142022][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.142050][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.142095][ T32] r4:84867140 [ 1339.142123][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.142194][ T32] INFO: task kworker/0:683:4975 blocked for more than 465 seconds. [ 1339.142228][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.142254][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.142274][ T32] task:kworker/0:683 state:D stack:0 pid:4975 tgid:4975 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.142392][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.142436][ T32] Call trace: [ 1339.142522][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1339.142593][ T32] r10:8291a684 r9:eb57dd84 r8:00000002 r7:60000113 r6:eb57dd8c r5:84aa3c00 [ 1339.142620][ T32] r4:84aa3c00 [ 1339.142683][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1339.142770][ T32] r5:84aa3c00 r4:8291a680 [ 1339.142797][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.142839][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.142933][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb57de08 [ 1339.142959][ T32] r4:00000000 [ 1339.142979][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1339.143037][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1339.143362][ T32] r9:83018005 r8:84aa3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f089000 ** 5 printk messages dropped ** [ 1339.143649][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1339.144044][ T32] Exception stack(0xeb57dfb0 to 0xeb57dff8) ** 7 printk messages dropped ** [ 1339.144504][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1339.145021][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 ** 11 printk messages dropped ** [ 1339.145580][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 ** 9 printk messages dropped ** [ 1339.145973][ T32] r4:84864380 ** 4 printk messages dropped ** [ 1339.146149][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) ** 7 printk messages dropped ** [ 1339.146588][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 8 printk messages dropped ** [ 1339.147082][ T32] r5:84aa4800 r4:8291a680 ** 6 printk messages dropped ** [ 1339.147386][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 6 printk messages dropped ** [ 1339.147680][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.147727][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.147791][ T32] r5:855dc78c r4:855dc400 [ 1339.147815][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.147884][ T32] r7:dddced80 r6:83018000 r5:855dc78c r4:85636580 [ 1339.148006][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.148056][ T32] r10:61c88647 r9:84aa4800 r8:856365ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.148078][ T32] r4:85636580 [ 1339.148192][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.148242][ T32] r10:00000000 r9:85636580 r8:80287e08 r7:eb57de60 r6:85636600 r5:84aa4800 [ 1339.148265][ T32] r4:00000001 [ 1339.148283][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.148349][ T32] Exception stack(0xeb581fb0 to 0xeb581ff8) [ 1339.148379][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.148408][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.148434][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.169024][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.169139][ T32] r4:85630a00 [ 1339.169313][ T32] INFO: task kworker/0:684:4976 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1339.169366][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.169532][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.169648][ T32] Call trace: [ 1339.169686][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.169782][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1339.169810][ T32] r4:00000000 [ 1339.169831][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.169894][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1339.169949][ T32] dd20: 7f6ae000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1339.170004][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1339.170083][ T32] dd60: 80230ad0 80239bb0 900f0013 ffffffff [ 1339.170152][ T32] r5:900f0013 r4:80239bb0 [ 1339.170198][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.170267][ T32] r4:82ac21e4 [ 1339.170312][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.170359][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1339.170382][ T32] r4:dfa0ddc0 [ 1339.170436][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.170490][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1339.170541][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1339.170822][ T32] r5:00001000 r4:e0053000 ** 7 printk messages dropped ** [ 1339.171115][ T32] r4:84864380 ** 3 printk messages dropped ** [ 1339.171242][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1339.171570][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 8 printk messages dropped ** [ 1339.172044][ T32] r5:84aa5400 r4:8291a680 ** 5 printk messages dropped ** [ 1339.172318][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1339.172764][ T32] r5:855de38c r4:855de000 ** 3 printk messages dropped ** [ 1339.172948][ T32] r10:61c88647 r9:84aa5400 r8:8561b2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1339.173396][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1339.173953][ T32] dd20: 7f6ae000 eb0cd000 00000001 80239b98 7f13f000 00000001 ** 9 printk messages dropped ** [ 1339.174374][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 9 printk messages dropped ** [ 1339.174886][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 ** 7 printk messages dropped ** [ 1339.175175][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) ** 6 printk messages dropped ** [ 1339.175438][ T32] INFO: task kworker/0:685:4980 blocked for more than 465 seconds. ** 9 printk messages dropped ** [ 1339.175891][ T32] r5:84aa6000 r4:8291a680 ** 5 printk messages dropped ** [ 1339.176137][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1339.176600][ T32] r5:855dcb8c r4:855dc800 ** 3 printk messages dropped ** [ 1339.176769][ T32] r10:61c88647 r9:84aa6000 r8:8563672c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1339.177154][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1339.177705][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 ** 6 printk messages dropped ** [ 1339.177943][ T32] r5:900f0013 r4:80239bb0 [ 1339.177968][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.178017][ T32] r4:82ac21e4 [ 1339.178040][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.178082][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1339.178105][ T32] r4:dfa0ddc0 [ 1339.178124][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.178165][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1339.178234][ T32] r4:00000000 [ 1339.178282][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.178328][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1339.178350][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.178391][ T32] r5:00001000 r4:e0053000 [ 1339.178411][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.178505][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.197602][ T32] r5:84af7b8c r4:84af7800 [ 1339.197648][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.197762][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1339.197791][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.197862][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.197889][ T32] r4:84864380 [ 1339.197910][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.197980][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1339.198008][ T32] r4:00000001 [ 1339.198028][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.198100][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1339.198157][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.198189][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.198263][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.198297][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.198320][ T32] r4:84867140 [ 1339.198343][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.198384][ T32] INFO: task kworker/0:686:4983 blocked for more than 465 seconds. [ 1339.198417][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.199003][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.199045][ T32] task:kworker/0:686 state:D stack:0 pid:4983 tgid:4983 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.199122][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.199206][ T32] Call trace: [ 1339.199304][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1339.199358][ T32] r10:8291a684 r9:eb575d84 r8:00000002 r7:60000113 r6:eb575d8c r5:84aa6c00 [ 1339.199467][ T32] r4:84aa6c00 [ 1339.199493][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1339.199590][ T32] r5:84aa6c00 r4:8291a680 [ 1339.199616][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.199656][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.199743][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb575e08 [ 1339.199771][ T32] r4:00000000 [ 1339.199791][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1339.199893][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1339.199966][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.200055][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85635200 [ 1339.200081][ T32] r4:00000000 [ 1339.200111][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.200189][ T32] r9:83018005 r8:84aa6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 [ 1339.200259][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.200306][ T32] r5:00001000 r4:eb211000 [ 1339.200359][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.200426][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.200474][ T32] r5:855dd38c r4:855dd000 [ 1339.200495][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.200542][ T32] r7:dddced80 r6:83018000 r5:855dd38c r4:85636800 [ 1339.200563][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.200608][ T32] r10:61c88647 r9:84aa6c00 r8:8563682c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1339.200890][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1339.201412][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 ** 2 printk messages dropped ** [ 1339.201536][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1339.201569][ T32] dd20: 7f6ae000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1339.201597][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1339.201623][ T32] dd60: 80230ad0 80239bb0 900f0013 ffffffff [ 1339.201646][ T32] r5:900f0013 r4:80239bb0 [ 1339.201696][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.201766][ T32] r4:82ac21e4 [ 1339.201792][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.201876][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1339.201902][ T32] r4:dfa0ddc0 [ 1339.201942][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.201986][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1339.202009][ T32] r4:00000000 [ 1339.202029][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.202072][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1339.202093][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.202161][ T32] r5:00001000 r4:e0053000 [ 1339.202249][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.202358][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.202404][ T32] r5:84af7b8c r4:84af7800 [ 1339.202533][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.202584][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1339.202628][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1339.202803][ T32] r4:84864380 ** 4 printk messages dropped ** [ 1339.203001][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) ** 6 printk messages dropped ** [ 1339.203287][ T32] INFO: task kworker/0:687:4985 blocked for more than 465 seconds. ** 7 printk messages dropped ** [ 1339.203762][ T32] r4:84aa0c00 ** 5 printk messages dropped ** [ 1339.204069][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1339.204227][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85635480 ** 7 printk messages dropped ** [ 1339.204685][ T32] r5:855dd78c r4:855dd400 ** 3 printk messages dropped ** [ 1339.204840][ T32] r10:61c88647 r9:84aa0c00 r8:8563692c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1339.205315][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.205358][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.205389][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.205412][ T32] r4:85635080 [ 1339.205484][ T32] INFO: task kworker/0:687:4985 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1339.205538][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.205644][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.205695][ T32] Call trace: [ 1339.205774][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.205828][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1339.205850][ T32] r4:00000000 [ 1339.205869][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.205908][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1339.205935][ T32] dd20: 7f6ae000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1339.205965][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1339.206028][ T32] dd60: 80230ad0 80239bb0 900f0013 ffffffff [ 1339.206085][ T32] r5:900f0013 r4:80239bb0 [ 1339.206110][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.206163][ T32] r4:82ac21e4 [ 1339.206224][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.206270][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1339.206292][ T32] r4:dfa0ddc0 [ 1339.206332][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.206377][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1339.206400][ T32] r4:00000000 [ 1339.206419][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.206463][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1339.206508][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.206553][ T32] r5:00001000 r4:e0053000 [ 1339.206573][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.206611][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.206673][ T32] r5:84af7b8c r4:84af7800 [ 1339.206697][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.206788][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1339.206871][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.206924][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.206984][ T32] r4:84864380 [ 1339.207007][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.207065][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1339.207112][ T32] r4:00000001 [ 1339.207135][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.207171][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1339.207198][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.207271][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.207303][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.207332][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.207353][ T32] r4:84867140 [ 1339.207388][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.207414][ T32] INFO: task kworker/0:688:4987 blocked for more than 465 seconds. [ 1339.207450][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1339.207661][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1339.207957][ T32] r5:84aa1800 r4:8291a680 ** 6 printk messages dropped ** [ 1339.208262][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1339.226794][ T32] r5:855deb8c r4:855de800 ** 3 printk messages dropped ** [ 1339.227052][ T32] r10:61c88647 r9:84aa1800 r8:85636a2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1339.227583][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1339.228211][ T32] dd20: 7f6ae000 eb0cd000 00000001 80239b98 7f13f000 00000001 ** 10 printk messages dropped ** [ 1339.235002][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1339.235319][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1339.235937][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1339.236268][ T32] INFO: task kworker/0:689:4989 blocked for more than 465 seconds. [ 1339.236344][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.236374][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.236418][ T32] task:kworker/0:689 state:D stack:0 pid:4989 tgid:4989 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.236477][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.236590][ T32] Call trace: [ 1339.236710][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1339.236771][ T32] r10:8291a684 r9:eb595d84 r8:00000002 r7:60000113 r6:eb595d8c r5:83aee000 [ 1339.236817][ T32] r4:83aee000 [ 1339.236916][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1339.237010][ T32] r5:83aee000 r4:8291a680 [ 1339.237034][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.237075][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.237115][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb595e08 [ 1339.237136][ T32] r4:00000000 [ 1339.237155][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1339.237188][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1339.237221][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.237304][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856355c0 [ 1339.237330][ T32] r4:00000000 [ 1339.237372][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.237443][ T32] r9:83018005 r8:83aee000 r7:00000000 r6:83018000 r5:00001000 r4:7f08f000 [ 1339.237490][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.237536][ T32] r5:00001000 r4:eb39b000 [ 1339.237580][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.237628][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.237670][ T32] r5:855ddb8c r4:855dd800 [ 1339.237738][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.237792][ T32] r7:dddced80 r6:83018000 r5:855ddb8c r4:85636b00 [ 1339.237847][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.237896][ T32] r10:61c88647 r9:83aee000 r8:85636b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.237961][ T32] r4:85636b00 [ 1339.238007][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.238121][ T32] r10:00000000 r9:85636b00 r8:80287e08 r7:eb591e60 r6:85636b80 r5:83aee000 ** 4 printk messages dropped ** [ 1339.238376][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1339.247022][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1339.247318][ T32] dd60: 80230ad0 80239bb0 900f0013 ffffffff ** 7 printk messages dropped ** [ 1339.247634][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 12 printk messages dropped ** [ 1339.248184][ T32] r4:84864380 ** 3 printk messages dropped ** [ 1339.248341][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1339.255304][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1339.255799][ T32] r4:84a18000 ** 4 printk messages dropped ** [ 1339.256054][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb599e08 ** 9 printk messages dropped ** [ 1339.256500][ T32] r5:00001000 r4:eb3c7000 ** 5 printk messages dropped ** [ 1339.256758][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1339.257123][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1339.257823][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1339.258121][ T32] dd60: 80230ad0 80239bb0 900f0013 ffffffff ** 8 printk messages dropped ** [ 1339.264133][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1339.264520][ T32] r5:84af7b8c r4:84af7800 ** 6 printk messages dropped ** [ 1339.264777][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 9 printk messages dropped ** [ 1339.265181][ T32] INFO: task kworker/0:691:4992 blocked for more than 465 seconds. ** 9 printk messages dropped ** [ 1339.265727][ T32] r5:84a18c00 r4:8291a680 ** 3 printk messages dropped ** [ 1339.265882][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1339.266087][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1339.266437][ T32] r5:855de78c r4:855de400 ** 4 printk messages dropped ** [ 1339.266642][ T32] r4:85636d00 ** 4 printk messages dropped ** [ 1339.266901][ T32] Exception stack(0xeb5a1fb0 to 0xeb5a1ff8) ** 8 printk messages dropped ** [ 1339.267457][ T32] Call trace: ** 6 printk messages dropped ** [ 1339.267829][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1339.267877][ T32] dd60: 80230ad0 80239bb0 900f0013 ffffffff [ 1339.267904][ T32] r5:900f0013 r4:80239bb0 [ 1339.267925][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.267965][ T32] r4:82ac21e4 [ 1339.267986][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.268026][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1339.268048][ T32] r4:dfa0ddc0 [ 1339.268119][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.268164][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1339.268188][ T32] r4:00000000 [ 1339.268229][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.268276][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1339.268330][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.268427][ T32] r5:00001000 r4:e0053000 [ 1339.277636][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.277762][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.277834][ T32] r5:84af7b8c r4:84af7800 [ 1339.277861][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.277954][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1339.277980][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.278028][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.278050][ T32] r4:84864380 [ 1339.278091][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.278142][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1339.278166][ T32] r4:00000001 [ 1339.278185][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.278244][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1339.278299][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.278395][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.278522][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.278994][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.279028][ T32] r4:84867140 [ 1339.279052][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.279082][ T32] INFO: task kworker/1:240:4994 blocked for more than 465 seconds. [ 1339.279114][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.279138][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.279160][ T32] task:kworker/1:240 state:D stack:0 pid:4994 tgid:4994 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.279218][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.279270][ T32] Call trace: [ 1339.279302][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1339.279353][ T32] r10:8291a684 r9:eb5a5d84 r8:00000002 r7:60000113 r6:eb5a5d8c r5:84a19800 [ 1339.279388][ T32] r4:84a19800 [ 1339.279438][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1339.279487][ T32] r5:84a19800 r4:8291a680 [ 1339.279508][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.279571][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.279621][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5a5e08 [ 1339.279672][ T32] r4:00000000 [ 1339.279698][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1339.279745][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1339.279789][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.279886][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85659880 [ 1339.279913][ T32] r4:00000000 [ 1339.279981][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.280044][ T32] r9:83018205 r8:84a19800 r7:00000000 r6:83018200 r5:00001000 r4:7f0bf000 [ 1339.280099][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.280196][ T32] r5:00001000 r4:eb667000 [ 1339.280220][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.280259][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.280310][ T32] r5:84a7838c r4:84a78000 ** 1 printk messages dropped ** [ 1339.280381][ T32] r7:ddde2d80 r6:83018200 r5:84a7838c r4:8561b300 ** 4 printk messages dropped ** [ 1339.280645][ T32] r10:00000000 r9:8561b300 r8:80287e08 r7:eb4a5e60 r6:85636e00 r5:84a19800 ** 10 printk messages dropped ** [ 1339.281304][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1339.281639][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1339.281672][ T32] dd20: 7f6ae000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1339.281728][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1339.281776][ T32] dd60: 80230ad0 80239bb0 900f0013 ffffffff [ 1339.281802][ T32] r5:900f0013 r4:80239bb0 [ 1339.281887][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.281978][ T32] r4:82ac21e4 [ 1339.282034][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.282154][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1339.282232][ T32] r4:dfa0ddc0 [ 1339.282254][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.282338][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1339.282364][ T32] r4:00000000 [ 1339.282384][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.282429][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1339.282472][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.282571][ T32] r5:00001000 r4:e0053000 [ 1339.282596][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.282658][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.282703][ T32] r5:84af7b8c r4:84af7800 [ 1339.282759][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.282815][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1339.282907][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.282982][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.283034][ T32] r4:84864380 ** 1 printk messages dropped ** [ 1339.283147][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 7 printk messages dropped ** [ 1339.283488][ T32] r4:84867140 ** 5 printk messages dropped ** [ 1339.283677][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1339.283993][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1339.284641][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1339.284708][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.284786][ T32] r7:dddced80 r6:83018000 r5:855def8c r4:85636e80 [ 1339.284845][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.284908][ T32] r10:61c88647 r9:84a1a400 r8:85636eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.284953][ T32] r4:85636e80 [ 1339.284986][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.285032][ T32] r10:00000000 r9:85636e80 r8:80287e08 r7:eb591e60 r6:85636f00 r5:84a1a400 [ 1339.285060][ T32] r4:00000001 [ 1339.285080][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.285117][ T32] Exception stack(0xeb59dfb0 to 0xeb59dff8) [ 1339.285166][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.285220][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.285272][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.285346][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.285373][ T32] r4:85635e00 [ 1339.285476][ T32] INFO: task kworker/0:692:4997 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1339.285511][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.285579][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.285634][ T32] Call trace: [ 1339.285688][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.285746][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1339.285770][ T32] r4:00000000 [ 1339.285790][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.285851][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1339.285883][ T32] dd20: 7f6ae000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1339.285935][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1339.285964][ T32] dd60: 80230ad0 80239bb0 900f0013 ffffffff [ 1339.285988][ T32] r5:900f0013 r4:80239bb0 [ 1339.286020][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.286092][ T32] r4:82ac21e4 [ 1339.286121][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.286186][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1339.286212][ T32] r4:dfa0ddc0 [ 1339.286233][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.286273][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 4 printk messages dropped ** [ 1339.286491][ T32] r5:00001000 r4:e0053000 ** 7 printk messages dropped ** [ 1339.286857][ T32] r4:84864380 ** 4 printk messages dropped ** [ 1339.287057][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) ** 6 printk messages dropped ** [ 1339.287308][ T32] INFO: task kworker/0:693:4998 blocked for more than 465 seconds. ** 10 printk messages dropped ** [ 1339.287773][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1339.288292][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1339.305955][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1339.306359][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1339.307181][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1339.307356][ T32] dd60: 80230ad0 80239bb0 900f0013 ffffffff ** 7 printk messages dropped ** [ 1339.307753][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 12 printk messages dropped ** [ 1339.308437][ T32] r4:84864380 ** 2 printk messages dropped ** [ 1339.315186][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1339.315405][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1339.315860][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1339.316426][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1339.316909][ T32] r5:855df78c r4:855df400 ** 3 printk messages dropped ** [ 1339.317054][ T32] r10:61c88647 r9:84a1bc00 r8:856470ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 11 printk messages dropped ** [ 1339.317751][ T32] INFO: task kworker/0:694:5002 is blocked on a mutex likely owned by task kworker/1:7:3126. ** 10 printk messages dropped ** [ 1339.318238][ T32] dd60: 80230ad0 80239bb0 900f0013 ffffffff ** 7 printk messages dropped ** [ 1339.325544][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 12 printk messages dropped ** [ 1339.326210][ T32] r4:84864380 ** 4 printk messages dropped ** [ 1339.326510][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) ** 4 printk messages dropped ** [ 1339.326790][ T32] r4:84867140 ** 2 printk messages dropped ** [ 1339.326874][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.326921][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.326948][ T32] task:kworker/0:695 state:D stack:0 pid:5004 tgid:5004 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.327004][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.327051][ T32] Call trace: [ 1339.327109][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1339.327160][ T32] r10:8291a684 r9:eb5d9d84 r8:00000002 r7:60000013 r6:eb5d9d8c r5:84a1c800 [ 1339.327207][ T32] r4:84a1c800 [ 1339.327231][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1339.327298][ T32] r5:84a1c800 r4:8291a680 [ 1339.327344][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.327409][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.327455][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5d9e08 [ 1339.327499][ T32] r4:00000000 [ 1339.327521][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1339.327556][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1339.327611][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.327656][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85648280 [ 1339.327691][ T32] r4:00000000 [ 1339.327738][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.327823][ T32] r9:83018005 r8:84a1c800 r7:00000000 r6:83018000 r5:00001000 r4:7f0ab000 [ 1339.327848][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.327891][ T32] r5:00001000 r4:eb5db000 [ 1339.327954][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.327997][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.328039][ T32] r5:855dfb8c r4:855df800 [ 1339.328059][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.328102][ T32] r7:dddced80 r6:83018000 r5:855dfb8c r4:85647180 [ 1339.328166][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.328238][ T32] r10:61c88647 r9:84a1c800 r8:856471ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.328264][ T32] r4:85647180 [ 1339.328283][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.328347][ T32] r10:00000000 r9:85647180 r8:80287e08 r7:eb5b5e60 r6:85647200 r5:84a1c800 [ 1339.328396][ T32] r4:00000001 [ 1339.328419][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.328455][ T32] Exception stack(0xeb5d9fb0 to 0xeb5d9ff8) [ 1339.328573][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.335065][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.335110][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.335143][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.335169][ T32] r4:856481c0 [ 1339.335336][ T32] INFO: task kworker/0:695:5004 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1339.335395][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.335467][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.335545][ T32] Call trace: [ 1339.335583][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.335650][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1339.335736][ T32] r4:00000000 [ 1339.335782][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.335841][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1339.335882][ T32] dd20: 7f6ae000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1339.335914][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1339.335941][ T32] dd60: 80230ad0 80239bb0 900f0013 ffffffff [ 1339.336010][ T32] r5:900f0013 r4:80239bb0 [ 1339.336075][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.336131][ T32] r4:82ac21e4 [ 1339.336175][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.336243][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 ** 5 printk messages dropped ** [ 1339.336450][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 ** 10 printk messages dropped ** [ 1339.337032][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1339.337460][ T32] r4:84867140 ** 5 printk messages dropped ** [ 1339.337791][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1339.338245][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1339.346887][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1339.347327][ T32] r10:61c88647 r9:84a1d400 r8:856472ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1339.347793][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1339.348310][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1339.353298][ T32] dd60: 80230ad0 80239bb0 900f0013 ffffffff ** 7 printk messages dropped ** [ 1339.353675][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 9 printk messages dropped ** [ 1339.354121][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 ** 9 printk messages dropped ** [ 1339.354469][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1339.354987][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1339.355398][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1339.356166][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.356234][ T32] r5:855e438c r4:855e4000 [ 1339.356257][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.356343][ T32] r7:dddced80 r6:83018000 r5:855e438c r4:85647380 [ 1339.356390][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.356482][ T32] r10:61c88647 r9:84a1e000 r8:856473ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.356508][ T32] r4:85647380 [ 1339.356527][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.356571][ T32] r10:00000000 r9:85647380 r8:80287e08 r7:eb5c1e60 r6:85647400 r5:84a1e000 [ 1339.356614][ T32] r4:00000001 [ 1339.356658][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.356697][ T32] Exception stack(0xeb5e5fb0 to 0xeb5e5ff8) [ 1339.356751][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.356784][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.356810][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.356860][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.356995][ T32] r4:85648380 [ 1339.357167][ T32] INFO: task kworker/0:697:5007 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1339.357212][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.357293][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.357357][ T32] Call trace: [ 1339.357436][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.357485][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1339.357509][ T32] r4:00000000 [ 1339.357529][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.357566][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1339.357594][ T32] dd20: 7f6ae000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1339.357654][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1339.357683][ T32] dd60: 80230ad0 80239bb0 900f0013 ffffffff [ 1339.357741][ T32] r5:900f0013 r4:80239bb0 [ 1339.357767][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.357807][ T32] r4:82ac21e4 [ 1339.357827][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.357867][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1339.357911][ T32] r4:dfa0ddc0 [ 1339.357935][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.357977][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1339.358030][ T32] r4:00000000 [ 1339.358052][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.358118][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1339.358152][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.358198][ T32] r5:00001000 r4:e0053000 [ 1339.358230][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.358295][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.358341][ T32] r5:84af7b8c r4:84af7800 [ 1339.358516][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.369243][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1339.369287][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.369356][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.369381][ T32] r4:84864380 [ 1339.369401][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.369447][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1339.369469][ T32] r4:00000001 [ 1339.369503][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.369545][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1339.369574][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.369704][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.369749][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.369785][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1339.370178][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1339.370800][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb601e08 ** 10 printk messages dropped ** [ 1339.371402][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1339.371492][ T32] r5:855e478c r4:855e4400 [ 1339.371535][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.371584][ T32] r7:dddced80 r6:83018000 r5:855e478c r4:85647480 [ 1339.371604][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.371649][ T32] r10:61c88647 r9:8557c800 r8:856474ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.371671][ T32] r4:85647480 [ 1339.371690][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.371739][ T32] r10:00000000 r9:85647480 r8:80287e08 r7:eb5e5e60 r6:8561b380 r5:8557c800 [ 1339.371786][ T32] r4:00000001 [ 1339.371856][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.371905][ T32] Exception stack(0xeb601fb0 to 0xeb601ff8) [ 1339.371935][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.372018][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.372048][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.372076][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.372100][ T32] r4:85648480 [ 1339.372285][ T32] INFO: task kworker/0:698:5009 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1339.372320][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.372377][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.372467][ T32] Call trace: [ 1339.372499][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.372547][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 ** 3 printk messages dropped ** [ 1339.372713][ T32] dd20: 7f6ae000 eb0cd000 00000001 80239b98 7f13f000 00000001 ** 10 printk messages dropped ** [ 1339.373227][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1339.373572][ T32] r5:84af7b8c r4:84af7800 ** 6 printk messages dropped ** [ 1339.374006][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 9 printk messages dropped ** [ 1339.374367][ T32] INFO: task kworker/0:699:5011 blocked for more than 465 seconds. ** 5 printk messages dropped ** [ 1339.374698][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1339.374775][ T32] r10:8291a684 r9:eb611d84 r8:00000002 r7:60000113 r6:eb611d8c r5:8557bc00 [ 1339.374799][ T32] r4:8557bc00 [ 1339.374843][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1339.374921][ T32] r5:8557bc00 r4:8291a680 [ 1339.374968][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.375010][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.375099][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb611e08 [ 1339.375125][ T32] r4:00000000 [ 1339.375144][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1339.375223][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1339.375262][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.375326][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85648900 [ 1339.375360][ T32] r4:00000000 [ 1339.375401][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.375457][ T32] r9:83018005 r8:8557bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f0b3000 [ 1339.375479][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.375520][ T32] r5:00001000 r4:eb613000 [ 1339.375581][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.375628][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.375733][ T32] r5:855e4b8c r4:855e4800 [ 1339.375757][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.375805][ T32] r7:dddced80 r6:83018000 r5:855e4b8c r4:85647500 [ 1339.375846][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.375895][ T32] r10:61c88647 r9:8557bc00 r8:8564752c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.375918][ T32] r4:85647500 [ 1339.375959][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.376049][ T32] r10:00000000 r9:85647500 r8:80287e08 r7:eb601e60 r6:8561b400 r5:8557bc00 ** 5 printk messages dropped ** [ 1339.376252][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1339.376606][ T32] Call trace: [ 1339.376639][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.376756][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1339.376784][ T32] r4:00000000 [ 1339.376804][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.376972][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1339.377042][ T32] dd20: 7f6ae000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1339.377105][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1339.377153][ T32] dd60: 80230ad0 80239bb0 900f0013 ffffffff [ 1339.377180][ T32] r5:900f0013 r4:80239bb0 [ 1339.377223][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.377316][ T32] r4:82ac21e4 [ 1339.377447][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.377536][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1339.377584][ T32] r4:dfa0ddc0 [ 1339.377607][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.377648][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1339.377693][ T32] r4:00000000 [ 1339.377734][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.377783][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1339.377805][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.377879][ T32] r5:00001000 r4:e0053000 [ 1339.377903][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.377942][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1339.378240][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1339.396714][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1339.397429][ T32] r4:8557e000 ** 4 printk messages dropped ** [ 1339.397623][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb621e08 ** 2 printk messages dropped ** [ 1339.397778][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1339.397817][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.397859][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85648a40 [ 1339.397881][ T32] r4:00000000 [ 1339.397900][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.397944][ T32] r9:83018005 r8:8557e000 r7:00000000 r6:83018000 r5:00001000 r4:7f0b5000 [ 1339.397996][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.398043][ T32] r5:00001000 r4:eb623000 [ 1339.398064][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.398134][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.398179][ T32] r5:855e4f8c r4:855e4c00 [ 1339.398200][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.398277][ T32] r7:dddced80 r6:83018000 r5:855e4f8c r4:85647580 [ 1339.398303][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.398372][ T32] r10:61c88647 r9:8557e000 r8:856475ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.398398][ T32] r4:85647580 [ 1339.398418][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.403474][ T32] r10:00000000 r9:85647580 r8:80287e08 r7:eb611e60 r6:8561b480 r5:8557e000 ** 1 printk messages dropped ** [ 1339.403561][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1339.404096][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1339.404403][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) ** 7 printk messages dropped ** [ 1339.404837][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 ** 10 printk messages dropped ** [ 1339.405321][ T32] r5:84af7b8c r4:84af7800 ** 5 printk messages dropped ** [ 1339.405678][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1339.406019][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1339.406410][ T32] r4:8557a400 ** 4 printk messages dropped ** [ 1339.406634][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb631e08 ** 8 printk messages dropped ** [ 1339.407047][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.407113][ T32] r5:00001000 r4:eb63f000 [ 1339.407137][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.407210][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.407258][ T32] r5:855e578c r4:855e5400 [ 1339.407278][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.407357][ T32] r7:dddced80 r6:83018000 r5:855e578c r4:85647600 [ 1339.407381][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.407428][ T32] r10:61c88647 r9:8557a400 r8:8564762c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.407451][ T32] r4:85647600 [ 1339.407516][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.407591][ T32] r10:00000000 r9:85647600 r8:80287e08 r7:eb621e60 r6:8561b500 r5:8557a400 [ 1339.407640][ T32] r4:00000001 [ 1339.407661][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.407758][ T32] Exception stack(0xeb631fb0 to 0xeb631ff8) [ 1339.407788][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.407817][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.407843][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.407872][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.407920][ T32] r4:856489c0 [ 1339.408001][ T32] INFO: task kworker/0:701:5015 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1339.408034][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.408189][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.408235][ T32] Call trace: [ 1339.408285][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.408346][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1339.408372][ T32] r4:00000000 [ 1339.408413][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.408498][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1339.420568][ T32] dd20: 7f6ae000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1339.420645][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1339.420696][ T32] dd60: 80230ad0 80239bb0 900f0013 ffffffff [ 1339.420733][ T32] r5:900f0013 r4:80239bb0 [ 1339.420779][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.420845][ T32] r4:82ac21e4 [ 1339.420866][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.420929][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1339.420956][ T32] r4:dfa0ddc0 [ 1339.420975][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.421038][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1339.421065][ T32] r4:00000000 [ 1339.421106][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.421198][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1339.421224][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.421271][ T32] r5:00001000 r4:e0053000 [ 1339.421334][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.421378][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.421421][ T32] r5:84af7b8c r4:84af7800 ** 4 printk messages dropped ** [ 1339.421663][ T32] r4:84864380 ** 4 printk messages dropped ** [ 1339.421888][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) ** 6 printk messages dropped ** [ 1339.422129][ T32] INFO: task kworker/0:702:5017 blocked for more than 465 seconds. ** 9 printk messages dropped ** [ 1339.422720][ T32] r5:8557d400 r4:8291a680 ** 5 printk messages dropped ** [ 1339.422961][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1339.423548][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1339.423852][ T32] r10:00000000 r9:85647680 r8:80287e08 r7:eb631e60 r6:8561b580 r5:8557d400 ** 8 printk messages dropped ** [ 1339.424285][ T32] INFO: task kworker/0:702:5017 is blocked on a mutex likely owned by task kworker/1:7:3126. ** 8 printk messages dropped ** [ 1339.424890][ T32] dd20: 7f6ae000 eb0cd000 00000001 80239b98 7f13f000 00000001 ** 9 printk messages dropped ** [ 1339.425223][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 11 printk messages dropped ** [ 1339.426126][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1339.426722][ T32] r4:84867140 ** 5 printk messages dropped ** [ 1339.426953][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1339.427337][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.427422][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb651e08 [ 1339.427470][ T32] r4:00000000 [ 1339.427493][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1339.427528][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1339.427562][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.427601][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8565b3c0 [ 1339.427657][ T32] r4:00000000 [ 1339.427709][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.427831][ T32] r9:83018005 r8:8557ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0c5000 [ 1339.427884][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.427965][ T32] r5:00001000 r4:eb68f000 [ 1339.428065][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.428159][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.428280][ T32] r5:855e678c r4:855e6400 [ 1339.428330][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.428421][ T32] r7:dddced80 r6:83018000 r5:855e678c r4:85647700 [ 1339.437359][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.437523][ T32] r10:61c88647 r9:8557ec00 r8:8564772c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.437560][ T32] r4:85647700 [ 1339.437582][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.437632][ T32] r10:00000000 r9:85647700 r8:80287e08 r7:eb631e60 r6:8561b600 r5:8557ec00 [ 1339.437676][ T32] r4:00000001 [ 1339.437701][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.437767][ T32] Exception stack(0xeb651fb0 to 0xeb651ff8) [ 1339.437806][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.437849][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.437879][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.437908][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.437930][ T32] r4:85648a80 [ 1339.438096][ T32] INFO: task kworker/0:703:5019 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1339.438128][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.438220][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.438297][ T32] Call trace: [ 1339.438354][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.438411][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 ** 3 printk messages dropped ** [ 1339.443833][ T32] dd20: 7f6ae000 eb0cd000 00000001 80239b98 7f13f000 00000001 ** 10 printk messages dropped ** [ 1339.444326][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1339.444631][ T32] r5:84af7b8c r4:84af7800 ** 6 printk messages dropped ** [ 1339.444896][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 9 printk messages dropped ** [ 1339.445169][ T32] INFO: task kworker/0:704:5020 blocked for more than 465 seconds. ** 9 printk messages dropped ** [ 1339.445590][ T32] r5:84a1ec00 r4:8291a680 ** 3 printk messages dropped ** [ 1339.445766][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1339.445981][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1339.446299][ T32] r5:855e5b8c r4:855e5800 ** 3 printk messages dropped ** [ 1339.446534][ T32] r10:61c88647 r9:84a1ec00 r8:856477ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1339.446939][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1339.447603][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 ** 8 printk messages dropped ** [ 1339.447939][ T32] r4:82ac21e4 ** 8 printk messages dropped ** [ 1339.448288][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1339.457892][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1339.458094][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1339.458946][ T32] r4:84aa8000 ** 4 printk messages dropped ** [ 1339.459142][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb63de08 ** 10 printk messages dropped ** [ 1339.459649][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1339.459994][ T32] r4:85647880 ** 6 printk messages dropped ** [ 1339.460254][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1339.460975][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 ** 8 printk messages dropped ** [ 1339.461248][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1339.461462][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1339.461547][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1339.461573][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.461615][ T32] r5:00001000 r4:e0053000 [ 1339.461634][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.461673][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.461714][ T32] r5:84af7b8c r4:84af7800 [ 1339.461740][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.461786][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1339.461828][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.461898][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.461938][ T32] r4:84864380 [ 1339.461988][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.462038][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1339.462092][ T32] r4:00000001 [ 1339.462120][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.462158][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1339.462213][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.462244][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.462302][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.462360][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.462390][ T32] r4:84867140 [ 1339.462411][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.462458][ T32] INFO: task kworker/0:706:5025 blocked for more than 465 seconds. [ 1339.462506][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.462548][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.462572][ T32] task:kworker/0:706 state:D stack:0 pid:5025 tgid:5025 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.462646][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.462700][ T32] Call trace: [ 1339.462786][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1339.462834][ T32] r10:8291a684 r9:eb671d84 r8:00000002 r7:60000113 r6:eb671d8c r5:84aaa400 [ 1339.462883][ T32] r4:84aaa400 [ 1339.462907][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1339.462949][ T32] r5:84aaa400 r4:8291a680 [ 1339.462968][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.463005][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.463045][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb671e08 [ 1339.463067][ T32] r4:00000000 [ 1339.463085][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1339.463130][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1339.463225][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.463290][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8565b140 [ 1339.463316][ T32] r4:00000000 [ 1339.463337][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.463380][ T32] r9:83018005 r8:84aaa400 r7:00000000 r6:83018000 r5:00001000 r4:7f0c3000 [ 1339.463402][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.463463][ T32] r5:00001000 r4:eb683000 [ 1339.463486][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.463540][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.463616][ T32] r5:855e638c r4:855e6000 [ 1339.463647][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.463693][ T32] r7:dddced80 r6:83018000 r5:855e638c r4:85647980 [ 1339.463713][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.463767][ T32] r10:61c88647 r9:84aaa400 r8:856479ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.463789][ T32] r4:85647980 [ 1339.463808][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.463851][ T32] r10:00000000 r9:85647980 r8:80287e08 r7:eb651e60 r6:85647a00 r5:84aaa400 [ 1339.463889][ T32] r4:00000001 [ 1339.463911][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.463987][ T32] Exception stack(0xeb671fb0 to 0xeb671ff8) [ 1339.464018][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.464056][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.464085][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.464112][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.464134][ T32] r4:85626d80 [ 1339.464222][ T32] INFO: task kworker/0:706:5025 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1339.464293][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.464366][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.464408][ T32] Call trace: [ 1339.464468][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.464517][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1339.464539][ T32] r4:00000000 [ 1339.464558][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.464595][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1339.464645][ T32] dd20: 7f6ae000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1339.464678][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1339.464705][ T32] dd60: 80230ad0 80239bb0 900f0013 ffffffff [ 1339.464735][ T32] r5:900f0013 r4:80239bb0 [ 1339.464800][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.464870][ T32] r4:82ac21e4 [ 1339.464895][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.464937][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1339.464984][ T32] r4:dfa0ddc0 [ 1339.465015][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.465059][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1339.465102][ T32] r4:00000000 [ 1339.465125][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.465200][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 ** 6 printk messages dropped ** [ 1339.465648][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 ** 7 printk messages dropped ** [ 1339.466040][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) ** 6 printk messages dropped ** [ 1339.466263][ T32] INFO: task kworker/1:241:5026 blocked for more than 465 seconds. ** 7 printk messages dropped ** [ 1339.466605][ T32] r4:84aab000 ** 5 printk messages dropped ** [ 1339.466899][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1339.467115][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1339.467437][ T32] r5:84a73f8c r4:84a73c00 ** 3 printk messages dropped ** [ 1339.467623][ T32] r10:61c88647 r9:84aab000 r8:8561b6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1339.468011][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1339.468473][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 ** 8 printk messages dropped ** [ 1339.489481][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1339.489711][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1339.489744][ T32] r4:00000000 [ 1339.489765][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.489811][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1339.489833][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.489877][ T32] r5:00001000 r4:e0053000 [ 1339.489897][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.489961][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.490032][ T32] r5:84af7b8c r4:84af7800 [ 1339.490078][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.490137][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1339.490164][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.490212][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.490234][ T32] r4:84864380 [ 1339.490275][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.490349][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1339.490397][ T32] r4:00000001 [ 1339.490420][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.490468][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1339.490498][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.490547][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.490577][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.490605][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.490650][ T32] r4:84867140 [ 1339.490678][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.490707][ T32] INFO: task kworker/1:242:5029 blocked for more than 466 seconds. [ 1339.490762][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.490814][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.490845][ T32] task:kworker/1:242 state:D stack:0 pid:5029 tgid:5029 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.490905][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.490950][ T32] Call trace: [ 1339.490984][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1339.491043][ T32] r10:8291a684 r9:eb68dd84 r8:00000002 r7:60000113 r6:eb68dd8c r5:84aabc00 [ 1339.491070][ T32] r4:84aabc00 [ 1339.491089][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1339.491164][ T32] r5:84aabc00 r4:8291a680 [ 1339.491187][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.491235][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.491293][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb68de08 [ 1339.491323][ T32] r4:00000000 [ 1339.491353][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1339.491436][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1339.491476][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.491517][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85659c80 [ 1339.491539][ T32] r4:00000000 [ 1339.491558][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.491601][ T32] r9:83018205 r8:84aabc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0d1000 ** 4 printk messages dropped ** [ 1339.491937][ T32] r5:84a73b8c r4:84a73800 ** 3 printk messages dropped ** [ 1339.492126][ T32] r10:61c88647 r9:84aabc00 r8:8561b72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1339.492517][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1339.493060][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) ** 7 printk messages dropped ** [ 1339.493308][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 ** 9 printk messages dropped ** [ 1339.493786][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1339.494135][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1339.494490][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 8 printk messages dropped ** [ 1339.494866][ T32] r5:84aa9800 r4:8291a680 ** 3 printk messages dropped ** [ 1339.494984][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1339.495215][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8565b540 ** 9 printk messages dropped ** [ 1339.495606][ T32] r7:dddced80 r6:83018000 r5:855e6b8c r4:85647b80 ** 6 printk messages dropped ** [ 1339.495941][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 11 printk messages dropped ** [ 1339.496519][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 ** 8 printk messages dropped ** [ 1339.496816][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1339.497003][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 5 printk messages dropped ** [ 1339.497184][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.497223][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.497283][ T32] r5:84af7b8c r4:84af7800 [ 1339.497306][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.497352][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1339.497373][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.497417][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.497440][ T32] r4:84864380 [ 1339.497459][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.497503][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1339.497525][ T32] r4:00000001 [ 1339.497543][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.497600][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1339.497650][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.497681][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.497743][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.497794][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.497836][ T32] r4:84867140 [ 1339.497859][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.497884][ T32] INFO: task kworker/0:708:5032 blocked for more than 466 seconds. [ 1339.497912][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.497935][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.497997][ T32] task:kworker/0:708 state:D stack:0 pid:5032 tgid:5032 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.498046][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.498085][ T32] Call trace: [ 1339.498150][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1339.498197][ T32] r10:8291a684 r9:eb6a5d84 r8:00000002 r7:60000113 r6:eb6a5d8c r5:84aad400 [ 1339.498246][ T32] r4:84aad400 [ 1339.498348][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1339.498394][ T32] r5:84aad400 r4:8291a680 [ 1339.498457][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.514598][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.514690][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6a5e08 [ 1339.514781][ T32] r4:00000000 [ 1339.514831][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1339.514893][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1339.514943][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.515007][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8565b7c0 [ 1339.515091][ T32] r4:00000000 [ 1339.515121][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.515186][ T32] r9:83018005 r8:84aad400 r7:00000000 r6:83018000 r5:00001000 r4:7f0c9000 [ 1339.515211][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.515258][ T32] r5:00001000 r4:eb6a7000 [ 1339.515300][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1339.515548][ T32] r7:dddced80 r6:83018000 r5:855e6f8c r4:85647c80 ** 6 printk messages dropped ** [ 1339.515841][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1339.516519][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1339.516862][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 ** 13 printk messages dropped ** [ 1339.517458][ T32] r5:00001000 r4:e0053000 ** 7 printk messages dropped ** [ 1339.517775][ T32] r4:84864380 ** 3 printk messages dropped ** [ 1339.517959][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1339.518266][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1339.525784][ T32] r4:84aa8c00 ** 5 printk messages dropped ** [ 1339.526040][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1339.526209][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8565ba00 ** 10 printk messages dropped ** [ 1339.526589][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1339.526962][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1339.527561][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 ** 11 printk messages dropped ** [ 1339.528013][ T32] r4:dfa0ddc0 ** 6 printk messages dropped ** [ 1339.528323][ T32] r5:00001000 r4:e0053000 ** 7 printk messages dropped ** [ 1339.534859][ T32] r4:84864380 ** 4 printk messages dropped ** [ 1339.535035][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1339.535066][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.535147][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.535178][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.535259][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.535285][ T32] r4:84867140 [ 1339.535309][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.535350][ T32] INFO: task kworker/0:710:5037 blocked for more than 466 seconds. [ 1339.535384][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.535434][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.535516][ T32] task:kworker/0:710 state:D stack:0 pid:5037 tgid:5037 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.535619][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.535668][ T32] Call trace: [ 1339.535700][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1339.535781][ T32] r10:8291a684 r9:eb5fdd84 r8:00000002 r7:60000013 r6:eb5fdd8c r5:84aae000 [ 1339.535809][ T32] r4:84aae000 [ 1339.535829][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1339.535872][ T32] r5:84aae000 r4:8291a680 [ 1339.535940][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.535984][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.536052][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5fde08 [ 1339.536078][ T32] r4:00000000 [ 1339.536099][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1339.536135][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1339.536172][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.536234][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8565b8c0 [ 1339.536261][ T32] r4:00000000 [ 1339.536281][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.536328][ T32] r9:83018005 r8:84aae000 r7:00000000 r6:83018000 r5:00001000 r4:7f0cb000 [ 1339.536350][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.536391][ T32] r5:00001000 r4:eb6af000 [ 1339.536420][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.536465][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.536529][ T32] r5:855e738c r4:855e7000 [ 1339.536554][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.536635][ T32] r7:dddced80 r6:83018000 r5:855e738c r4:85647e80 [ 1339.536659][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.536705][ T32] r10:61c88647 r9:84aae000 r8:85647eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.536740][ T32] r4:85647e80 [ 1339.536761][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.536821][ T32] r10:00000000 r9:85647e80 r8:80287e08 r7:eb6a1e60 r6:85647f00 r5:84aae000 [ 1339.536953][ T32] r4:00000001 [ 1339.536976][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.537034][ T32] Exception stack(0xeb5fdfb0 to 0xeb5fdff8) [ 1339.537084][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.537140][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.537170][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.537220][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.537245][ T32] r4:8565b940 [ 1339.537416][ T32] INFO: task kworker/0:710:5037 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1339.537448][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.537527][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.537638][ T32] Call trace: [ 1339.537738][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.537792][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1339.537816][ T32] r4:00000000 [ 1339.537835][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.537875][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1339.537903][ T32] dd20: 7f6ae000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1339.537955][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1339.537984][ T32] dd60: 80230ad0 80239bb0 900f0013 ffffffff [ 1339.538008][ T32] r5:900f0013 r4:80239bb0 [ 1339.538029][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.538098][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1339.538187][ T32] r4:dfa0ddc0 ** 7 printk messages dropped ** [ 1339.538531][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1339.546979][ T32] r4:00000001 [ 1339.547003][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.547042][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1339.547071][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.547100][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.547147][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.547208][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.547234][ T32] r4:84867140 [ 1339.547258][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.547287][ T32] INFO: task kworker/0:711:5039 blocked for more than 466 seconds. [ 1339.547339][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.547373][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.547395][ T32] task:kworker/0:711 state:D stack:0 pid:5039 tgid:5039 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.547449][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.547492][ T32] Call trace: [ 1339.547550][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1339.547625][ T32] r10:8291a684 r9:eb65dd84 r8:00000002 r7:60000113 r6:eb65dd8c r5:84aaec00 [ 1339.547652][ T32] r4:84aaec00 [ 1339.547672][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1339.547738][ T32] r5:84aaec00 r4:8291a680 [ 1339.547776][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.547844][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.547917][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb65de08 [ 1339.547947][ T32] r4:00000000 [ 1339.547967][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1339.548002][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1339.548038][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.548100][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8565a500 [ 1339.548127][ T32] r4:00000000 [ 1339.548147][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.548193][ T32] r9:83018005 r8:84aaec00 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1339.548214][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.548255][ T32] r5:00001000 r4:e05af000 [ 1339.548316][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.548382][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.548462][ T32] r5:855f0b8c r4:855f0800 [ 1339.548602][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.553192][ T32] r7:dddced80 r6:83018000 r5:855f0b8c r4:85647f80 [ 1339.553233][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.553299][ T32] r10:61c88647 r9:84aaec00 r8:85647fac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.553322][ T32] r4:85647f80 [ 1339.553364][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.553416][ T32] r10:00000000 r9:85647f80 r8:80287e08 r7:eb6a1e60 r6:8565f000 r5:84aaec00 [ 1339.553440][ T32] r4:00000001 [ 1339.553459][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.553508][ T32] Exception stack(0xeb65dfb0 to 0xeb65dff8) [ 1339.553567][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.553621][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.553688][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.553739][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 1 printk messages dropped ** [ 1339.553942][ T32] INFO: task kworker/0:711:5039 is blocked on a mutex likely owned by task kworker/1:7:3126. ** 10 printk messages dropped ** [ 1339.554362][ T32] dd60: 80230ad0 80239bb0 900f0013 ffffffff ** 8 printk messages dropped ** [ 1339.554755][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1339.555055][ T32] r5:84af7b8c r4:84af7800 ** 7 printk messages dropped ** [ 1339.555322][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1339.555476][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1339.555860][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1339.556139][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1339.556594][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1339.557044][ T32] r10:00000000 r9:8565f080 r8:80287e08 r7:eb65de60 r6:8565f100 r5:85680c00 ** 10 printk messages dropped ** [ 1339.557543][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1339.557942][ T32] dd60: 80230ad0 80239bb0 900f0013 ffffffff ** 7 printk messages dropped ** [ 1339.558344][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 6 printk messages dropped ** [ 1339.569058][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.569100][ T32] r5:84af7b8c r4:84af7800 [ 1339.569142][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.569195][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1339.569217][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.569263][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.569285][ T32] r4:84864380 [ 1339.569304][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.569380][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1339.569407][ T32] r4:00000001 [ 1339.569428][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.569466][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1339.569517][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.569550][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.569599][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.569659][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.569684][ T32] r4:84867140 [ 1339.569729][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.569763][ T32] INFO: task kworker/0:713:5043 blocked for more than 466 seconds. [ 1339.569795][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.569829][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.569877][ T32] task:kworker/0:713 state:D stack:0 pid:5043 tgid:5043 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.569935][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.569978][ T32] Call trace: [ 1339.570009][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1339.570091][ T32] r10:8291a684 r9:eb6ddd84 r8:00000002 r7:60000113 r6:eb6ddd8c r5:85681800 [ 1339.570118][ T32] r4:85681800 [ 1339.570158][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1339.570204][ T32] r5:85681800 r4:8291a680 [ 1339.570225][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.570263][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.570305][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6dde08 [ 1339.570327][ T32] r4:00000000 [ 1339.570346][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1339.570380][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1339.570687][ T32] r5:00001000 r4:dfa83000 ** 2 printk messages dropped ** [ 1339.570816][ T32] r5:855e7f8c r4:855e7c00 ** 3 printk messages dropped ** [ 1339.571001][ T32] r10:61c88647 r9:85681800 r8:8565f1ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1339.571410][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1339.571870][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1339.572036][ T32] dd60: 80230ad0 80239bb0 900f0013 ffffffff ** 8 printk messages dropped ** [ 1339.572393][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1339.572615][ T32] r5:84af7b8c r4:84af7800 ** 6 printk messages dropped ** [ 1339.573003][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 7 printk messages dropped ** [ 1339.573374][ T32] r4:84867140 ** 9 printk messages dropped ** [ 1339.573677][ T32] r4:85682400 ** 4 printk messages dropped ** [ 1339.573939][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6d5e08 ** 9 printk messages dropped ** [ 1339.574346][ T32] r5:00001000 r4:dfbc9000 ** 4 printk messages dropped ** [ 1339.574583][ T32] r7:dddced80 r6:83018000 r5:855f038c r4:8565f280 ** 4 printk messages dropped ** [ 1339.574788][ T32] r10:00000000 r9:8565f280 r8:80287e08 r7:eb65de60 r6:8565f300 r5:85682400 ** 8 printk messages dropped ** [ 1339.575211][ T32] INFO: task kworker/0:714:5046 is blocked on a mutex likely owned by task kworker/1:7:3126. ** 11 printk messages dropped ** [ 1339.575675][ T32] r5:900f0013 r4:80239bb0 ** 4 printk messages dropped ** [ 1339.575901][ T32] r4:dfa0ddc0 ** 4 printk messages dropped ** [ 1339.576205][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 ** 10 printk messages dropped ** [ 1339.576775][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1339.577188][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1339.577548][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.577593][ T32] Call trace: [ 1339.577623][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1339.577690][ T32] r10:8291a684 r9:eb6c1d84 r8:00000002 r7:60000113 r6:eb6c1d8c r5:85683000 [ 1339.577754][ T32] r4:85683000 [ 1339.577810][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1339.577856][ T32] r5:85683000 r4:8291a680 [ 1339.577876][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.577913][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.577953][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6c1e08 [ 1339.577985][ T32] r4:00000000 [ 1339.578116][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1339.578162][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1339.578198][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.578265][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8565a380 [ 1339.578292][ T32] r4:00000000 [ 1339.578321][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.578368][ T32] r9:83018005 r8:85683000 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1339.578389][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.578431][ T32] r5:00001000 r4:dffeb000 [ 1339.578501][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.596990][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.597078][ T32] r5:855f078c r4:855f0400 [ 1339.597123][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.597178][ T32] r7:dddced80 r6:83018000 r5:855f078c r4:8565f380 [ 1339.597230][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.597303][ T32] r10:61c88647 r9:85683000 r8:8565f3ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.597330][ T32] r4:8565f380 [ 1339.597391][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.597443][ T32] r10:00000000 r9:8565f380 r8:80287e08 r7:eb65de60 r6:8565f400 r5:85683000 [ 1339.597466][ T32] r4:00000001 [ 1339.597507][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.597570][ T32] Exception stack(0xeb6c1fb0 to 0xeb6c1ff8) [ 1339.597626][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.597675][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.597706][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.597741][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.597764][ T32] r4:8565a080 [ 1339.597928][ T32] INFO: task kworker/0:715:5047 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1339.597983][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.598109][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.598193][ T32] Call trace: [ 1339.598225][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.598301][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1339.598327][ T32] r4:00000000 [ 1339.598348][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.598409][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1339.598449][ T32] dd20: 7f6ae000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1339.609993][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1339.610083][ T32] dd60: 80230ad0 80239bb0 900f0013 ffffffff [ 1339.610113][ T32] r5:900f0013 r4:80239bb0 [ 1339.610137][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.610196][ T32] r4:82ac21e4 [ 1339.610239][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.610313][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1339.610339][ T32] r4:dfa0ddc0 [ 1339.610359][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.610403][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1339.610425][ T32] r4:00000000 [ 1339.610445][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.610490][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1339.610535][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.610583][ T32] r5:00001000 r4:e0053000 [ 1339.610603][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.610663][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.610734][ T32] r5:84af7b8c r4:84af7800 [ 1339.610786][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.610874][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1339.610900][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.610968][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.610995][ T32] r4:84864380 [ 1339.611015][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.611079][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1339.611114][ T32] r4:00000001 [ 1339.611134][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.611172][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1339.611198][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.611238][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.611267][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.611295][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.611316][ T32] r4:84867140 [ 1339.611339][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.611368][ T32] INFO: task kworker/0:716:5049 blocked for more than 466 seconds. [ 1339.611400][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.611434][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.611459][ T32] task:kworker/0:716 state:D stack:0 pid:5049 tgid:5049 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.611564][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.611611][ T32] Call trace: [ 1339.611642][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1339.611693][ T32] r10:8291a684 r9:eb479d84 r8:00000002 r7:60000113 r6:eb479d8c r5:85683c00 [ 1339.611741][ T32] r4:85683c00 [ 1339.611771][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1339.611814][ T32] r5:85683c00 r4:8291a680 [ 1339.611834][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.611882][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.611927][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb479e08 [ 1339.611973][ T32] r4:00000000 [ 1339.612036][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1339.612123][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1339.612161][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.612202][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8565aa80 [ 1339.612235][ T32] r4:00000000 [ 1339.612277][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.612323][ T32] r9:83018005 r8:85683c00 r7:00000000 r6:83018000 r5:00001000 r4:7f05f000 [ 1339.612346][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.612387][ T32] r5:00001000 r4:eaab7000 [ 1339.612428][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.612471][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.612513][ T32] r5:855f1b8c r4:855f1800 [ 1339.612553][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.612601][ T32] r7:dddced80 r6:83018000 r5:855f1b8c r4:8565f480 [ 1339.612644][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.612704][ T32] r10:61c88647 r9:85683c00 r8:8565f4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.612759][ T32] r4:8565f480 [ 1339.612781][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1339.613040][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1339.613478][ T32] Call trace: ** 5 printk messages dropped ** [ 1339.613821][ T32] dd20: 7fd87000 eb0cd000 00000001 80239b98 7f13f000 00000001 ** 9 printk messages dropped ** [ 1339.614258][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 7 printk messages dropped ** [ 1339.614537][ T32] r5:84af7b8c r4:84af7800 ** 5 printk messages dropped ** [ 1339.614792][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1339.615055][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1339.615466][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 1339.615820][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1339.616056][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1339.616347][ T32] r5:855f0f8c r4:855f0c00 ** 3 printk messages dropped ** [ 1339.616569][ T32] r10:61c88647 r9:85684800 r8:8565f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1339.616900][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1339.617247][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 ** 10 printk messages dropped ** [ 1339.617643][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 ** 8 printk messages dropped ** [ 1339.618022][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 7 printk messages dropped ** [ 1339.618380][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1339.622125][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1339.622452][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1339.622839][ T32] r5:85685400 r4:8291a680 [ 1339.622904][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.622949][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.622992][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4b9e08 [ 1339.623015][ T32] r4:00000000 [ 1339.623034][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1339.623091][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1339.623133][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.623174][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8565a780 [ 1339.623217][ T32] r4:00000000 [ 1339.623241][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.623289][ T32] r9:83018005 r8:85685400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 1339.623332][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.623378][ T32] r5:00001000 r4:eaa11000 [ 1339.623433][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.623497][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.623553][ T32] r5:855f138c r4:855f1000 [ 1339.623574][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.623620][ T32] r7:dddced80 r6:83018000 r5:855f138c r4:8565f680 [ 1339.623660][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.623710][ T32] r10:61c88647 r9:85685400 r8:8565f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.623770][ T32] r4:8565f680 [ 1339.623821][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.623874][ T32] r10:00000000 r9:8565f680 r8:80287e08 r7:eb479e60 r6:8565f700 r5:85685400 [ 1339.623897][ T32] r4:00000001 [ 1339.623916][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.623972][ T32] Exception stack(0xeb4b9fb0 to 0xeb4b9ff8) [ 1339.624012][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.624081][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.624113][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.624142][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.624164][ T32] r4:8565a6c0 [ 1339.624316][ T32] INFO: task kworker/0:718:5053 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1339.624371][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.624450][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.624494][ T32] Call trace: [ 1339.624588][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.624682][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1339.624710][ T32] r4:00000000 [ 1339.624788][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.624903][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1339.624935][ T32] dd20: 7fd87000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1339.624964][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1339.625012][ T32] dd60: 80230ad0 80239bb0 900f0013 ffffffff [ 1339.625038][ T32] r5:900f0013 r4:80239bb0 [ 1339.625079][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.625123][ T32] r4:82ac21e4 [ 1339.625166][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.625231][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1339.625258][ T32] r4:dfa0ddc0 [ 1339.625304][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.625350][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1339.625394][ T32] r4:00000000 [ 1339.625423][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.625468][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1339.625516][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.625562][ T32] r5:00001000 r4:e0053000 [ 1339.625605][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.625650][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.625693][ T32] r5:84af7b8c r4:84af7800 [ 1339.625713][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.625765][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1339.625796][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.625867][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.625893][ T32] r4:84864380 [ 1339.625921][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.625991][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1339.626023][ T32] r4:00000001 [ 1339.626042][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.626094][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1339.626144][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.626190][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.626221][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.626249][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.626301][ T32] r4:84867140 [ 1339.626324][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.626348][ T32] INFO: task kworker/0:719:5056 blocked for more than 466 seconds. [ 1339.626376][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.626398][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.626418][ T32] task:kworker/0:719 state:D stack:0 pid:5056 tgid:5056 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.626473][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.626534][ T32] Call trace: [ 1339.626581][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1339.626628][ T32] r10:8291a684 r9:eb4cdd84 r8:00000002 r7:60000113 r6:eb4cdd8c r5:85686000 [ 1339.626682][ T32] r4:85686000 [ 1339.626705][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1339.626787][ T32] r5:85686000 r4:8291a680 [ 1339.626816][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.626855][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.626896][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4cde08 [ 1339.626918][ T32] r4:00000000 [ 1339.626936][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1339.626970][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1339.627106][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8565a900 ** 7 printk messages dropped ** [ 1339.627423][ T32] r5:855f178c r4:855f1400 ** 3 printk messages dropped ** [ 1339.627711][ T32] r10:61c88647 r9:85686000 r8:8565f7ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1339.628023][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1339.643284][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 ** 8 printk messages dropped ** [ 1339.643750][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1339.643967][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1339.644191][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1339.644454][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.644477][ T32] r4:84864380 [ 1339.644497][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.644564][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1339.644613][ T32] r4:00000001 [ 1339.644635][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.644673][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1339.644709][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.644747][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.644773][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.644822][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.644873][ T32] r4:84867140 [ 1339.644921][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.645015][ T32] INFO: task kworker/0:720:5058 blocked for more than 466 seconds. [ 1339.645090][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.645142][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.645197][ T32] task:kworker/0:720 state:D stack:0 pid:5058 tgid:5058 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.645305][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.645410][ T32] Call trace: [ 1339.645538][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1339.645652][ T32] r10:8291a684 r9:eb6edd84 r8:00000002 r7:60000013 r6:eb6edd8c r5:85576c00 [ 1339.645752][ T32] r4:85576c00 [ 1339.645799][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1339.645909][ T32] r5:85576c00 r4:8291a680 [ 1339.645958][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.646017][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.646060][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6ede08 [ 1339.646082][ T32] r4:00000000 [ 1339.646101][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1339.646134][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1339.646192][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1339.646536][ T32] r5:855f278c r4:855f2400 [ 1339.646556][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1339.646765][ T32] r4:8565f880 ** 4 printk messages dropped ** [ 1339.646936][ T32] Exception stack(0xeb6edfb0 to 0xeb6edff8) [ 1339.646962][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.647004][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.647044][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.647095][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.647147][ T32] r4:8565a9c0 [ 1339.647344][ T32] INFO: task kworker/0:720:5058 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1339.647380][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.647437][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.647516][ T32] Call trace: [ 1339.647570][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.647641][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1339.647667][ T32] r4:00000000 [ 1339.647688][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.647732][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1339.647770][ T32] dd20: 7fd87000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1339.647827][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1339.647864][ T32] dd60: 80230ad0 80239bb0 900f0013 ffffffff [ 1339.647891][ T32] r5:900f0013 r4:80239bb0 [ 1339.647921][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.647964][ T32] r4:82ac21e4 [ 1339.647990][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.648032][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1339.648076][ T32] r4:dfa0ddc0 [ 1339.648127][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.648172][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1339.648194][ T32] r4:00000000 [ 1339.648214][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.648277][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1339.648302][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.648344][ T32] r5:00001000 r4:e0053000 [ 1339.648364][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.648402][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.648442][ T32] r5:84af7b8c r4:84af7800 [ 1339.648512][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.659767][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1339.659824][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.659896][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.659920][ T32] r4:84864380 [ 1339.659941][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.659988][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1339.660021][ T32] r4:00000001 [ 1339.660054][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.660127][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1339.660162][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.660216][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.660247][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.660276][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1339.660505][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1339.660902][ T32] r5:85579800 r4:8291a680 ** 3 printk messages dropped ** [ 1339.661075][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1339.661452][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1339.661822][ T32] r5:855f1f8c r4:855f1c00 [ 1339.661841][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1339.662031][ T32] r4:8565f900 ** 7 printk messages dropped ** [ 1339.662387][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1339.663001][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 ** 10 printk messages dropped ** [ 1339.663507][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 ** 7 printk messages dropped ** [ 1339.663824][ T32] r5:00001000 r4:e0053000 ** 5 printk messages dropped ** [ 1339.664027][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1339.664362][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1339.664728][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1339.665154][ T32] r5:84b50c00 r4:8291a680 ** 2 printk messages dropped ** [ 1339.665263][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6f9e08 ** 12 printk messages dropped ** [ 1339.665793][ T32] r5:855f238c r4:855f2000 ** 2 printk messages dropped ** [ 1339.665926][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1339.666302][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1339.666770][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) ** 3 printk messages dropped ** [ 1339.666949][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1339.667002][ T32] dd20: 7fd87000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1339.667064][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1339.667091][ T32] dd60: 80230ad0 80239bb0 900f0013 ffffffff [ 1339.667116][ T32] r5:900f0013 r4:80239bb0 [ 1339.667136][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.667177][ T32] r4:82ac21e4 [ 1339.667197][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.667237][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1339.667302][ T32] r4:dfa0ddc0 [ 1339.667368][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.667433][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1339.667502][ T32] r4:00000000 [ 1339.667524][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.667569][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1339.667589][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.667631][ T32] r5:00001000 r4:e0053000 [ 1339.667651][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.667689][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.667747][ T32] r5:84af7b8c r4:84af7800 [ 1339.667770][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.667816][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1339.667837][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.667890][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.667949][ T32] r4:84864380 [ 1339.667976][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.668025][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1339.668049][ T32] r4:00000001 [ 1339.668094][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.668199][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1339.668261][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.668323][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.668353][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.668429][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.668456][ T32] r4:84867140 [ 1339.668501][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.686091][ T32] INFO: task kworker/0:723:5063 blocked for more than 466 seconds. [ 1339.686152][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.686179][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.686214][ T32] task:kworker/0:723 state:D stack:0 pid:5063 tgid:5063 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.686286][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.686369][ T32] Call trace: [ 1339.686426][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1339.686484][ T32] r10:8291a684 r9:eb6fdd84 r8:00000002 r7:60000013 r6:eb6fdd8c r5:84b51800 [ 1339.686549][ T32] r4:84b51800 [ 1339.686602][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1339.686649][ T32] r5:84b51800 r4:8291a680 [ 1339.686670][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.686709][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.686781][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6fde08 [ 1339.686806][ T32] r4:00000000 [ 1339.686826][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1339.686931][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1339.687018][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 3 printk messages dropped ** [ 1339.687190][ T32] r9:83018005 r8:84b51800 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 ** 6 printk messages dropped ** [ 1339.687515][ T32] r7:dddced80 r6:83018000 r5:855f2b8c r4:8565fa00 ** 4 printk messages dropped ** [ 1339.687708][ T32] r10:00000000 r9:8565fa00 r8:80287e08 r7:eb6ede60 r6:8561b900 r5:84b51800 ** 9 printk messages dropped ** [ 1339.688261][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1339.696874][ T32] dd60: 80230ad0 80239bb0 900f0013 ffffffff ** 8 printk messages dropped ** [ 1339.697172][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1339.697525][ T32] r5:84af7b8c r4:84af7800 ** 3 printk messages dropped ** [ 1339.697753][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1339.698022][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1339.698322][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1339.703269][ T32] r5:84b52400 r4:8291a680 ** 5 printk messages dropped ** [ 1339.703491][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1339.703935][ T32] r5:855f2f8c r4:855f2c00 ** 3 printk messages dropped ** [ 1339.704128][ T32] r10:61c88647 r9:84b52400 r8:8565faac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.704153][ T32] r4:8565fa80 [ 1339.704204][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.704299][ T32] r10:00000000 r9:8565fa80 r8:80287e08 r7:eb6fde60 r6:8561b980 r5:84b52400 [ 1339.704325][ T32] r4:00000001 [ 1339.704345][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.704383][ T32] Exception stack(0xeb701fb0 to 0xeb701ff8) [ 1339.704412][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.704450][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.704481][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.704513][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.704539][ T32] r4:8565ad80 [ 1339.704750][ T32] INFO: task kworker/0:724:5064 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1339.704788][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.704868][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.704963][ T32] Call trace: [ 1339.705030][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.705083][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1339.705136][ T32] r4:00000000 [ 1339.705160][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.705221][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1339.705273][ T32] dd20: 7fd87000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1339.705306][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1339.705332][ T32] dd60: 80230ad0 80239bb0 900f0013 ffffffff [ 1339.705368][ T32] r5:900f0013 r4:80239bb0 [ 1339.705438][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.705482][ T32] r4:82ac21e4 [ 1339.705503][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.705562][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1339.705588][ T32] r4:dfa0ddc0 [ 1339.705660][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.705705][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1339.705734][ T32] r4:00000000 [ 1339.705755][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.705821][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1339.705874][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.705946][ T32] r5:00001000 r4:e0053000 [ 1339.705981][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.706025][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.706076][ T32] r5:84af7b8c r4:84af7800 [ 1339.706099][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.706163][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1339.706223][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.706278][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.706319][ T32] r4:84864380 ** 2 printk messages dropped ** [ 1339.706443][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1339.706640][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1339.706941][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1339.707411][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1339.707844][ T32] r9:83018205 r8:84b53000 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 ** 4 printk messages dropped ** [ 1339.708035][ T32] r5:84a7878c r4:84a78400 ** 3 printk messages dropped ** [ 1339.708165][ T32] r10:61c88647 r9:84b53000 r8:8561ba2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1339.718345][ T32] r4:8456a1c0 ** 2 printk messages dropped ** [ 1339.719118][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1339.719502][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 ** 8 printk messages dropped ** [ 1339.719880][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 10 printk messages dropped ** [ 1339.720305][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1339.720663][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) ** 6 printk messages dropped ** [ 1339.720916][ T32] INFO: task kworker/0:725:5070 blocked for more than 466 seconds. ** 11 printk messages dropped ** [ 1339.721564][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1339.721917][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1339.722245][ T32] r5:855f338c r4:855f3000 ** 2 printk messages dropped ** [ 1339.722329][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1339.722606][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1339.723156][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1339.723622][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1339.723803][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 3 printk messages dropped ** [ 1339.723911][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.723952][ T32] r5:00001000 r4:e0053000 [ 1339.723993][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.724037][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.724101][ T32] r5:84af7b8c r4:84af7800 [ 1339.724169][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.724247][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1339.724294][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.724344][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.724408][ T32] r4:84864380 [ 1339.724431][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.724498][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1339.724524][ T32] r4:00000001 [ 1339.724560][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.724620][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1339.724649][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.724738][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.724792][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.724867][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.724892][ T32] r4:84867140 [ 1339.724955][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.725003][ T32] INFO: task kworker/0:726:5072 blocked for more than 466 seconds. [ 1339.725035][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.725059][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.725101][ T32] task:kworker/0:726 state:D stack:0 pid:5072 tgid:5072 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.725171][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.725305][ T32] Call trace: [ 1339.725358][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1339.725409][ T32] r10:8291a684 r9:eb715d84 r8:00000002 r7:60000013 r6:eb715d8c r5:84b54800 [ 1339.725454][ T32] r4:84b54800 [ 1339.725494][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1339.725570][ T32] r5:84b54800 r4:8291a680 [ 1339.725599][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.725639][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.725680][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb715e08 [ 1339.725790][ T32] r4:00000000 [ 1339.725828][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1339.725867][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1339.725903][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.725986][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85671340 [ 1339.726012][ T32] r4:00000000 [ 1339.726034][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.726078][ T32] r9:83018005 r8:84b54800 r7:00000000 r6:83018000 r5:00001000 r4:7f06f000 [ 1339.726108][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.726153][ T32] r5:00001000 r4:eb263000 [ 1339.726217][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.726260][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.726303][ T32] r5:855f378c r4:855f3400 [ 1339.726322][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.726378][ T32] r7:dddced80 r6:83018000 r5:855f378c r4:8565fb80 [ 1339.726403][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.726450][ T32] r10:61c88647 r9:84b54800 r8:8565fbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.726475][ T32] r4:8565fb80 [ 1339.726495][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.726561][ T32] r10:00000000 r9:8565fb80 r8:80287e08 r7:eb70de60 r6:8561bb80 r5:84b54800 [ 1339.726586][ T32] r4:00000001 [ 1339.726605][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.726640][ T32] Exception stack(0xeb715fb0 to 0xeb715ff8) [ 1339.726686][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.726758][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.726877][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.726954][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.726980][ T32] r4:85671080 [ 1339.727102][ T32] INFO: task kworker/0:726:5072 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1339.727177][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.727300][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.727347][ T32] Call trace: [ 1339.727443][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.727496][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1339.727612][ T32] r4:00000000 [ 1339.727636][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.727676][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1339.727728][ T32] dd20: 7fd87000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1339.727762][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1339.727797][ T32] dd60: 80230ad0 80239bb0 900f0013 ffffffff [ 1339.727835][ T32] r5:900f0013 r4:80239bb0 [ 1339.727860][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.727942][ T32] r4:82ac21e4 [ 1339.727980][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.728035][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1339.728057][ T32] r4:dfa0ddc0 [ 1339.728076][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.728125][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1339.728150][ T32] r4:00000000 [ 1339.728171][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1339.728343][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1339.744702][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 7 printk messages dropped ** [ 1339.745025][ T32] r4:84867140 ** 5 printk messages dropped ** [ 1339.745316][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1339.745685][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1339.746148][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1339.746537][ T32] r10:61c88647 r9:84b56000 r8:8565fc2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1339.746975][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1339.747554][ T32] Call trace: ** 4 printk messages dropped ** [ 1339.747820][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) ** 7 printk messages dropped ** [ 1339.748152][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 ** 7 printk messages dropped ** [ 1339.755020][ T32] r5:00001000 r4:e0053000 ** 6 printk messages dropped ** [ 1339.755409][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1339.755716][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.755751][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.755780][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.755826][ T32] r4:84867140 [ 1339.755854][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.755914][ T32] INFO: task kworker/0:728:5075 blocked for more than 466 seconds. [ 1339.755951][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.755997][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.756032][ T32] task:kworker/0:728 state:D stack:0 pid:5075 tgid:5075 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.756091][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.756135][ T32] Call trace: [ 1339.756201][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1339.756253][ T32] r10:8291a684 r9:eb721d84 r8:00000002 r7:60000113 r6:eb721d8c r5:84b55400 [ 1339.756319][ T32] r4:84b55400 [ 1339.756343][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1339.756409][ T32] r5:84b55400 r4:8291a680 [ 1339.756455][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.756514][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.756559][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb721e08 [ 1339.756603][ T32] r4:00000000 [ 1339.756626][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1339.756684][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1339.756731][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.756774][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856714c0 [ 1339.756813][ T32] r4:00000000 [ 1339.756836][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.756881][ T32] r9:83018005 r8:84b55400 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [ 1339.756903][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.756944][ T32] r5:00001000 r4:eb289000 [ 1339.756963][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.757000][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.757040][ T32] r5:855f3b8c r4:855f3800 [ 1339.757059][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.757114][ T32] r7:dddced80 r6:83018000 r5:855f3b8c r4:8565fc80 [ 1339.757147][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.757206][ T32] r10:61c88647 r9:84b55400 r8:8565fcac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.757231][ T32] r4:8565fc80 [ 1339.757250][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.757304][ T32] r10:00000000 r9:8565fc80 r8:80287e08 r7:eb719e60 r6:8561bc80 r5:84b55400 [ 1339.757330][ T32] r4:00000001 [ 1339.757349][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.757406][ T32] Exception stack(0xeb721fb0 to 0xeb721ff8) [ 1339.757457][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.757488][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.757529][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.757560][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.757582][ T32] r4:85671380 [ 1339.757765][ T32] INFO: task kworker/0:728:5075 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1339.757862][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.758048][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.758092][ T32] Call trace: [ 1339.758170][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.758282][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1339.758310][ T32] r4:00000000 [ 1339.758331][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.758371][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1339.758400][ T32] dd20: 7fd87000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1339.758450][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1339.758480][ T32] dd60: 80230ad0 80239bb0 900f0013 ffffffff [ 1339.758545][ T32] r5:900f0013 r4:80239bb0 [ 1339.767513][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.767596][ T32] r4:82ac21e4 [ 1339.767641][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.767690][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1339.767738][ T32] r4:dfa0ddc0 [ 1339.767768][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.767834][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1339.767860][ T32] r4:00000000 [ 1339.767924][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.767975][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1339.767997][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.768042][ T32] r5:00001000 r4:e0053000 [ 1339.768085][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.768168][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.768216][ T32] r5:84af7b8c r4:84af7800 [ 1339.768237][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.768307][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1339.768353][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.768481][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.772991][ T32] r4:84864380 [ 1339.773052][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.773145][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1339.773173][ T32] r4:00000001 [ 1339.773194][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.773256][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1339.773325][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.773401][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.773431][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.773462][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.773484][ T32] r4:84867140 [ 1339.773530][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 7 printk messages dropped ** [ 1339.773899][ T32] r10:8291a684 r9:eb729d84 r8:00000002 r7:60000113 r6:eb729d8c r5:84b56c00 ** 6 printk messages dropped ** [ 1339.774328][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1339.774496][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85671a40 ** 9 printk messages dropped ** [ 1339.775052][ T32] r7:dddced80 r6:83018000 r5:855f8b8c r4:8565fd00 ** 4 printk messages dropped ** [ 1339.775254][ T32] r10:00000000 r9:8565fd00 r8:80287e08 r7:eb719e60 r6:8561bd00 r5:84b56c00 ** 10 printk messages dropped ** [ 1339.775992][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1339.776233][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) ** 5 printk messages dropped ** [ 1339.776462][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1339.776639][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 10 printk messages dropped ** [ 1339.777091][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1339.777425][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) ** 8 printk messages dropped ** [ 1339.777833][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1339.778257][ T32] r5:8557b000 r4:8291a680 [ 1339.778302][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.778345][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.778419][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb72de08 [ 1339.778447][ T32] r4:00000000 [ 1339.778508][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1339.787757][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1339.787860][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.787911][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856717c0 [ 1339.787936][ T32] r4:00000000 [ 1339.787980][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.788031][ T32] r9:83018005 r8:8557b000 r7:00000000 r6:83018000 r5:00001000 r4:7f077000 [ 1339.788053][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.788098][ T32] r5:00001000 r4:eb31b000 [ 1339.788159][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.788204][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.788246][ T32] r5:855f838c r4:855f8000 [ 1339.788297][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.788391][ T32] r7:dddced80 r6:83018000 r5:855f838c r4:8565fd80 [ 1339.788416][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.789055][ T32] r10:61c88647 r9:8557b000 r8:8565fdac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.789092][ T32] r4:8565fd80 [ 1339.789113][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.789170][ T32] r10:00000000 r9:8565fd80 r8:80287e08 r7:eb729e60 r6:8561bd80 r5:8557b000 [ 1339.789193][ T32] r4:00000001 [ 1339.789224][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.789267][ T32] Exception stack(0xeb72dfb0 to 0xeb72dff8) [ 1339.789299][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.789328][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.789388][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.789421][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.789443][ T32] r4:856712c0 [ 1339.789609][ T32] INFO: task kworker/0:730:5079 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1339.789641][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.789798][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.789871][ T32] Call trace: [ 1339.789907][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.790002][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1339.790031][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1339.790114][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) ** 7 printk messages dropped ** [ 1339.790404][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 ** 9 printk messages dropped ** [ 1339.790830][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1339.791205][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1339.791405][ T32] r4:84867140 ** 5 printk messages dropped ** [ 1339.791663][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1339.792054][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6e1e08 ** 7 printk messages dropped ** [ 1339.792439][ T32] r9:83018205 r8:85580000 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 ** 6 printk messages dropped ** [ 1339.792961][ T32] r7:ddde2d80 r6:83018200 r5:8560378c r4:8561be00 ** 2 printk messages dropped ** [ 1339.793080][ T32] r4:8561be00 ** 5 printk messages dropped ** [ 1339.793333][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1339.793714][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1339.794094][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 ** 7 printk messages dropped ** [ 1339.794347][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 10 printk messages dropped ** [ 1339.794887][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 ** 7 printk messages dropped ** [ 1339.795215][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) ** 3 printk messages dropped ** [ 1339.795431][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.795480][ T32] r4:84867140 [ 1339.795503][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.795559][ T32] INFO: task kworker/0:731:5084 blocked for more than 466 seconds. [ 1339.795590][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.795657][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.795682][ T32] task:kworker/0:731 state:D stack:0 pid:5084 tgid:5084 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.795756][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.795866][ T32] Call trace: [ 1339.795912][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1339.795988][ T32] r10:8291a684 r9:eb739d84 r8:00000002 r7:60000013 r6:eb739d8c r5:85580c00 [ 1339.796015][ T32] r4:85580c00 [ 1339.796065][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1339.796152][ T32] r5:85580c00 r4:8291a680 [ 1339.796177][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.796215][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.796277][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb739e08 [ 1339.796304][ T32] r4:00000000 [ 1339.796352][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1339.796392][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1339.796448][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.796493][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85671880 [ 1339.796528][ T32] r4:00000000 [ 1339.796571][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.796641][ T32] r9:83018005 r8:85580c00 r7:00000000 r6:83018000 r5:00001000 r4:7f079000 [ 1339.796665][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.796707][ T32] r5:00001000 r4:eb331000 [ 1339.796732][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.796770][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.796832][ T32] r5:855f878c r4:855f8400 [ 1339.796878][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.796927][ T32] r7:dddced80 r6:83018000 r5:855f878c r4:8565fe00 [ 1339.796990][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.797039][ T32] r10:61c88647 r9:85580c00 r8:8565fe2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.797071][ T32] r4:8565fe00 [ 1339.797093][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.797139][ T32] r10:00000000 r9:8565fe00 r8:80287e08 r7:eb729e60 r6:8561bf00 r5:85580c00 [ 1339.797161][ T32] r4:00000001 [ 1339.797179][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.797213][ T32] Exception stack(0xeb739fb0 to 0xeb739ff8) [ 1339.797238][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1339.797293][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1339.797744][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 ** 10 printk messages dropped ** [ 1339.798082][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 ** 10 printk messages dropped ** [ 1339.814414][ T32] r5:84af7b8c r4:84af7800 ** 6 printk messages dropped ** [ 1339.814896][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 8 printk messages dropped ** [ 1339.815200][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1339.815576][ T32] r4:85582400 ** 5 printk messages dropped ** [ 1339.815820][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1339.815972][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1339.816308][ T32] r5:855f8f8c r4:855f8c00 ** 3 printk messages dropped ** [ 1339.816624][ T32] r10:61c88647 r9:85582400 r8:8565feac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1339.817047][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1339.817690][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) ** 5 printk messages dropped ** [ 1339.817924][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1339.818295][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1339.825757][ T32] r5:84af7b8c r4:84af7800 ** 6 printk messages dropped ** [ 1339.826100][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 6 printk messages dropped ** [ 1339.826371][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1339.826778][ T32] Call trace: ** 6 printk messages dropped ** [ 1339.827081][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1339.827415][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1339.827789][ T32] r5:855fab8c r4:855fa800 [ 1339.827817][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.827864][ T32] r7:dddced80 r6:83018000 r5:855fab8c r4:8565ff00 [ 1339.827905][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.827961][ T32] r10:61c88647 r9:85583c00 r8:8565ff2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.827983][ T32] r4:8565ff00 [ 1339.828025][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.828073][ T32] r10:00000000 r9:8565ff00 r8:80287e08 r7:eb73de60 r6:84a8f000 r5:85583c00 [ 1339.828116][ T32] r4:00000001 [ 1339.828139][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.828175][ T32] Exception stack(0xeb5b1fb0 to 0xeb5b1ff8) [ 1339.828201][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.828229][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.828255][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.828283][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.828304][ T32] r4:856718c0 [ 1339.828549][ T32] INFO: task kworker/0:733:5087 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1339.837844][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.837974][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.838042][ T32] Call trace: [ 1339.838099][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.838185][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1339.838213][ T32] r4:00000000 [ 1339.838235][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.838275][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1339.838304][ T32] dd20: 7fd87000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1339.838355][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1339.838391][ T32] dd60: 80230ad0 80239bb0 900f0013 ffffffff [ 1339.838415][ T32] r5:900f0013 r4:80239bb0 [ 1339.838507][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.838907][ T32] r4:82ac21e4 [ 1339.838938][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.838994][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1339.839017][ T32] r4:dfa0ddc0 [ 1339.839036][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.839077][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1339.839100][ T32] r4:00000000 [ 1339.839119][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.839165][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1339.839187][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.839231][ T32] r5:00001000 r4:e0053000 [ 1339.839250][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.839289][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.839330][ T32] r5:84af7b8c r4:84af7800 [ 1339.839350][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.839396][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1339.839418][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.839464][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.839500][ T32] r4:84864380 [ 1339.839535][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.839586][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1339.839653][ T32] r4:00000001 [ 1339.839678][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.839717][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1339.839763][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.839825][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.839856][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.839895][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.839920][ T32] r4:84867140 [ 1339.839955][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.839999][ T32] INFO: task kworker/0:734:5089 blocked for more than 466 seconds. [ 1339.840035][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.840063][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.840087][ T32] task:kworker/0:734 state:D stack:0 pid:5089 tgid:5089 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.840140][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.840209][ T32] Call trace: [ 1339.840255][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1339.840309][ T32] r10:8291a684 r9:eb5c9d84 r8:00000002 r7:60000113 r6:eb5c9d8c r5:85585400 [ 1339.840332][ T32] r4:85585400 [ 1339.840402][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1339.840450][ T32] r5:85585400 r4:8291a680 [ 1339.840471][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.840511][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.840576][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5c9e08 [ 1339.840605][ T32] r4:00000000 [ 1339.840625][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1339.840660][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1339.840695][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.840766][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85671c80 [ 1339.840793][ T32] r4:00000000 [ 1339.840813][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.840888][ T32] r9:83018005 r8:85585400 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [ 1339.840923][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.840968][ T32] r5:00001000 r4:dfce1000 [ 1339.840988][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.841055][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.841102][ T32] r5:855f938c r4:855f9000 [ 1339.841157][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.841206][ T32] r7:dddced80 r6:83018000 r5:855f938c r4:8565ff80 [ 1339.841227][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.841271][ T32] r10:61c88647 r9:85585400 r8:8565ffac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.841293][ T32] r4:8565ff80 [ 1339.841311][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.841355][ T32] r10:00000000 r9:8565ff80 r8:80287e08 r7:eb5b1e60 r6:84a8f080 r5:85585400 [ 1339.841376][ T32] r4:00000001 [ 1339.841416][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1339.841512][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1339.842096][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 ** 5 printk messages dropped ** [ 1339.842306][ T32] dd60: 80230ad0 80239bb0 900f0013 ffffffff [ 1339.842330][ T32] r5:900f0013 r4:80239bb0 [ 1339.842350][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.842412][ T32] r4:82ac21e4 [ 1339.842436][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.842479][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1339.842572][ T32] r4:dfa0ddc0 [ 1339.842638][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.842684][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1339.842707][ T32] r4:00000000 [ 1339.842732][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.842822][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1339.842848][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.842891][ T32] r5:00001000 r4:e0053000 [ 1339.842910][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.842975][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.843043][ T32] r5:84af7b8c r4:84af7800 [ 1339.843066][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.843114][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1339.843158][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.843252][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.843279][ T32] r4:84864380 [ 1339.843319][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.843368][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1339.843391][ T32] r4:00000001 [ 1339.843409][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.843487][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1339.843518][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.843577][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.843606][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.843697][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1339.844028][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1339.844559][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1339.844853][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1339.845136][ T32] r5:855f978c r4:855f9400 [ 1339.845159][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.845205][ T32] r7:dddced80 r6:83018000 r5:855f978c r4:84596000 [ 1339.845226][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.845282][ T32] r10:61c88647 r9:85584800 r8:8459602c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.845307][ T32] r4:84596000 [ 1339.845349][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.845397][ T32] r10:00000000 r9:84596000 r8:80287e08 r7:eb5b1e60 r6:84a8f100 r5:85584800 [ 1339.845419][ T32] r4:00000001 [ 1339.845438][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.845473][ T32] Exception stack(0xeb5e1fb0 to 0xeb5e1ff8) [ 1339.845499][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.845528][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.845553][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.845581][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.845622][ T32] r4:85671b00 [ 1339.845698][ T32] INFO: task kworker/0:735:5091 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1339.845735][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.845803][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.845848][ T32] Call trace: [ 1339.845902][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.845951][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1339.845985][ T32] r4:00000000 [ 1339.846008][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.846047][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1339.846074][ T32] dd20: 7fd87000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1339.846124][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1339.846155][ T32] dd60: 80230ad0 80239bb0 900f0013 ffffffff [ 1339.846179][ T32] r5:900f0013 r4:80239bb0 [ 1339.846200][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.846268][ T32] r4:82ac21e4 [ 1339.846302][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.846348][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 ** 3 printk messages dropped ** [ 1339.846558][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1339.846876][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1339.847321][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 6 printk messages dropped ** [ 1339.847544][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.847567][ T32] r4:84867140 [ 1339.847587][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.847609][ T32] INFO: task kworker/0:736:5093 blocked for more than 466 seconds. [ 1339.847636][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.847683][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.847733][ T32] task:kworker/0:736 state:D stack:0 pid:5093 tgid:5093 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.847807][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.847883][ T32] Call trace: [ 1339.847935][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1339.847986][ T32] r10:8291a684 r9:eb5f9d84 r8:00000002 r7:60000113 r6:eb5f9d8c r5:85586000 [ 1339.848010][ T32] r4:85586000 [ 1339.848063][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1339.848109][ T32] r5:85586000 r4:8291a680 [ 1339.848150][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.848192][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.848320][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5f9e08 [ 1339.848368][ T32] r4:00000000 [ 1339.848400][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1339.848498][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1339.867054][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.867146][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85671f00 ** 6 printk messages dropped ** [ 1339.867409][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1339.867706][ T32] r10:61c88647 r9:85586000 r8:845960ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1339.868086][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1339.871314][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) ** 7 printk messages dropped ** [ 1339.871609][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 ** 9 printk messages dropped ** [ 1339.872004][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1339.872292][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 7 printk messages dropped ** [ 1339.872603][ T32] r4:84867140 ** 5 printk messages dropped ** [ 1339.872907][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1339.873234][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1339.873653][ T32] r5:00001000 r4:e8871000 ** 2 printk messages dropped ** [ 1339.873840][ T32] r5:855f9f8c r4:855f9c00 [ 1339.873864][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.873911][ T32] r7:dddced80 r6:83018000 r5:855f9f8c r4:84596100 [ 1339.874005][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.874089][ T32] r10:61c88647 r9:85586c00 r8:8459612c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.874116][ T32] r4:84596100 [ 1339.874181][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.874237][ T32] r10:00000000 r9:84596100 r8:80287e08 r7:eb5b1e60 r6:84a8f200 r5:85586c00 [ 1339.874326][ T32] r4:00000001 [ 1339.874351][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.874410][ T32] Exception stack(0xeb60dfb0 to 0xeb60dff8) [ 1339.874461][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.874494][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.874530][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.874562][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.874584][ T32] r4:85671d80 [ 1339.874767][ T32] INFO: task kworker/0:737:5095 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1339.874847][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.874932][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.874990][ T32] Call trace: [ 1339.875047][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.875100][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1339.875166][ T32] r4:00000000 [ 1339.875190][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.875231][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1339.875282][ T32] dd20: 7fd87000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1339.875315][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1339.875341][ T32] dd60: 80230ad0 80239bb0 900f0013 ffffffff [ 1339.875365][ T32] r5:900f0013 r4:80239bb0 [ 1339.875386][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.875426][ T32] r4:82ac21e4 [ 1339.875445][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.875487][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1339.875509][ T32] r4:dfa0ddc0 [ 1339.875528][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.875567][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1339.875601][ T32] r4:00000000 [ 1339.875667][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.875716][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1339.875832][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.875879][ T32] r5:00001000 r4:e0053000 [ 1339.875922][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.876004][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.876072][ T32] r5:84af7b8c r4:84af7800 [ 1339.876113][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.876163][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1339.876183][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.876228][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.876260][ T32] r4:84864380 [ 1339.876304][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.876396][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1339.876435][ T32] r4:00000001 [ 1339.876457][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.876495][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1339.876522][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.876581][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.876613][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1339.876741][ T32] r4:84867140 ** 5 printk messages dropped ** [ 1339.876988][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1339.877294][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1339.877733][ T32] r9:83018005 r8:841e0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 ** 4 printk messages dropped ** [ 1339.877900][ T32] r5:855fa38c r4:855fa000 ** 3 printk messages dropped ** [ 1339.878103][ T32] r10:61c88647 r9:841e0c00 r8:845961ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1339.878442][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1339.894567][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) ** 11 printk messages dropped ** [ 1339.895224][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 ** 10 printk messages dropped ** [ 1339.895698][ T32] r5:84af7b8c r4:84af7800 ** 6 printk messages dropped ** [ 1339.896011][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1339.896079][ T32] r4:00000001 [ 1339.896102][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.896164][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1339.896264][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.896304][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.896353][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.896385][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.896429][ T32] r4:84867140 [ 1339.896475][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.896507][ T32] INFO: task kworker/0:739:5099 blocked for more than 466 seconds. [ 1339.896553][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.896581][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.896603][ T32] task:kworker/0:739 state:D stack:0 pid:5099 tgid:5099 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.896741][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.896788][ T32] Call trace: [ 1339.896844][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1339.896891][ T32] r10:8291a684 r9:eb71dd84 r8:00000002 r7:60000113 r6:eb71dd8c r5:85680000 [ 1339.896927][ T32] r4:85680000 [ 1339.896975][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1339.897085][ T32] r5:85680000 r4:8291a680 [ 1339.897192][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.897257][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.897320][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb71de08 [ 1339.897389][ T32] r4:00000000 [ 1339.897412][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1339.897511][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1339.897550][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.897590][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:841db040 [ 1339.897611][ T32] r4:00000000 [ 1339.897630][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.897673][ T32] r9:83018005 r8:85680000 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 [ 1339.897694][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.897763][ T32] r5:00001000 r4:eac29000 [ 1339.897809][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.897851][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.897893][ T32] r5:855fa78c r4:855fa400 [ 1339.897913][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.897958][ T32] r7:dddced80 r6:83018000 r5:855fa78c r4:84596200 [ 1339.898000][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.898050][ T32] r10:61c88647 r9:85680000 r8:8459622c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.898094][ T32] r4:84596200 [ 1339.898116][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.898171][ T32] r10:00000000 r9:84596200 r8:80287e08 r7:eb5b1e60 r6:84596280 r5:85680000 [ 1339.898196][ T32] r4:00000001 [ 1339.898214][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.898270][ T32] Exception stack(0xeb71dfb0 to 0xeb71dff8) [ 1339.898300][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.898329][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.898355][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.898383][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.898405][ T32] r4:841db080 [ 1339.905268][ T32] INFO: task kworker/0:739:5099 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1339.905385][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.905472][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.905561][ T32] Call trace: [ 1339.905622][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.905683][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1339.905707][ T32] r4:00000000 [ 1339.905825][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.905873][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1339.905903][ T32] dd20: 7fd87000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1339.905931][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1339.906003][ T32] dd60: 80230ad0 80239bb0 900f0013 ffffffff [ 1339.906031][ T32] r5:900f0013 r4:80239bb0 [ 1339.906053][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.906118][ T32] r4:82ac21e4 [ 1339.906143][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.906187][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1339.906209][ T32] r4:dfa0ddc0 [ 1339.906228][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.906270][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1339.906291][ T32] r4:00000000 [ 1339.906331][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.906383][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1339.906449][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.906517][ T32] r5:00001000 r4:e0053000 [ 1339.906541][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.906583][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.906625][ T32] r5:84af7b8c r4:84af7800 [ 1339.906668][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.906725][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 ** 1 printk messages dropped ** [ 1339.906829][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1339.906938][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1339.907024][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) ** 2 printk messages dropped ** [ 1339.907193][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1339.907338][ T32] INFO: task kworker/0:740:5102 blocked for more than 466 seconds. ** 2 printk messages dropped ** [ 1339.907451][ T32] task:kworker/0:740 state:D stack:0 pid:5102 tgid:5102 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.907549][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.907595][ T32] Call trace: [ 1339.907625][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1339.907740][ T32] r10:8291a684 r9:eb629d84 r8:00000002 r7:60000113 r6:eb629d8c r5:85686c00 [ 1339.907797][ T32] r4:85686c00 [ 1339.907861][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1339.907915][ T32] r5:85686c00 r4:8291a680 [ 1339.907936][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.907976][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.908038][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb629e08 [ 1339.908085][ T32] r4:00000000 [ 1339.908110][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1339.908146][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1339.908288][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.908335][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:841db800 [ 1339.908357][ T32] r4:00000000 [ 1339.908410][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.908513][ T32] r9:83018005 r8:85686c00 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1339.916155][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.916274][ T32] r5:00001000 r4:eafff000 [ 1339.916335][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.916381][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.916459][ T32] r5:855fb78c r4:855fb400 [ 1339.916507][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.916563][ T32] r7:dddced80 r6:83018000 r5:855fb78c r4:84596300 [ 1339.916585][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.916633][ T32] r10:61c88647 r9:85686c00 r8:8459632c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.916655][ T32] r4:84596300 [ 1339.916674][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.916762][ T32] r10:00000000 r9:84596300 r8:80287e08 r7:eb5b1e60 r6:84596380 r5:85686c00 [ 1339.916790][ T32] r4:00000001 [ 1339.916812][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.916850][ T32] Exception stack(0xeb629fb0 to 0xeb629ff8) [ 1339.916947][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.917069][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.917139][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.917191][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.917239][ T32] r4:841db180 [ 1339.917447][ T32] INFO: task kworker/0:740:5102 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1339.917490][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.917607][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.917768][ T32] Call trace: [ 1339.917802][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.917855][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1339.917879][ T32] r4:00000000 [ 1339.917939][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.917983][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1339.918012][ T32] dd20: 7fd87000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1339.918041][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1339.918066][ T32] dd60: 80230ad0 80239bb0 900f0013 ffffffff [ 1339.918152][ T32] r5:900f0013 r4:80239bb0 [ 1339.918179][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.918245][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1339.918386][ T32] r4:dfa0ddc0 ** 5 printk messages dropped ** [ 1339.926081][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1339.926631][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 7 printk messages dropped ** [ 1339.926975][ T32] r4:84867140 ** 5 printk messages dropped ** [ 1339.927200][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1339.927730][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1339.928095][ T32] r9:83018005 r8:84b50000 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 ** 7 printk messages dropped ** [ 1339.928388][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1339.934125][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1339.934691][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) ** 11 printk messages dropped ** [ 1339.935340][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 ** 9 printk messages dropped ** [ 1339.935933][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1339.936495][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1339.936738][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1339.936862][ T32] INFO: task kworker/0:742:5105 blocked for more than 466 seconds. [ 1339.936896][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.936921][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.936953][ T32] task:kworker/0:742 state:D stack:0 pid:5105 tgid:5105 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.937051][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.937102][ T32] Call trace: [ 1339.937170][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1339.937222][ T32] r10:8291a684 r9:eb645d84 r8:00000002 r7:60000113 r6:eb645d8c r5:84aac800 [ 1339.937246][ T32] r4:84aac800 [ 1339.937276][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1339.937343][ T32] r5:84aac800 r4:8291a680 [ 1339.937368][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.937473][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.937521][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb645e08 [ 1339.937544][ T32] r4:00000000 [ 1339.937564][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1339.937598][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1339.937653][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.937700][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:841dbd80 [ 1339.937732][ T32] r4:00000000 [ 1339.937776][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.937825][ T32] r9:83018005 r8:84aac800 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1339.937848][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.937889][ T32] r5:00001000 r4:eb19f000 [ 1339.937910][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.937949][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.938000][ T32] r5:8560078c r4:85600400 [ 1339.938034][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.938104][ T32] r7:dddced80 r6:83018000 r5:8560078c r4:84596500 [ 1339.938131][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.938202][ T32] r10:61c88647 r9:84aac800 r8:8459652c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.938303][ T32] r4:84596500 [ 1339.938327][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.938372][ T32] r10:00000000 r9:84596500 r8:80287e08 r7:eb629e60 r6:84596580 r5:84aac800 [ 1339.938395][ T32] r4:00000001 [ 1339.938414][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.938451][ T32] Exception stack(0xeb645fb0 to 0xeb645ff8) [ 1339.938532][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.950867][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.950944][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.950990][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.951018][ T32] r4:841db500 [ 1339.951192][ T32] INFO: task kworker/0:742:5105 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1339.951229][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.951370][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.951464][ T32] Call trace: ** 2 printk messages dropped ** [ 1339.951592][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1339.951800][ T32] dd60: 80230ad0 80239bb0 900f0013 ffffffff ** 7 printk messages dropped ** [ 1339.952254][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 10 printk messages dropped ** [ 1339.952693][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1339.953035][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1339.953474][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1339.953858][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1339.954325][ T32] r9:83018005 r8:84960000 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 ** 8 printk messages dropped ** [ 1339.954698][ T32] r10:61c88647 r9:84960000 r8:8459662c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1339.955167][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1339.955529][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) ** 11 printk messages dropped ** [ 1339.956224][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 ** 7 printk messages dropped ** [ 1339.956687][ T32] r5:00001000 r4:e0053000 ** 7 printk messages dropped ** [ 1339.957081][ T32] r4:84864380 ** 4 printk messages dropped ** [ 1339.957223][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) ** 5 printk messages dropped ** [ 1339.957421][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1339.957806][ T32] r4:84960c00 ** 5 printk messages dropped ** [ 1339.958059][ T32] r4:00000000 [ 1339.958078][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1339.958111][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1339.958144][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.958238][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:841dba80 [ 1339.958265][ T32] r4:00000000 [ 1339.958327][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.958374][ T32] r9:83018005 r8:84960c00 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 [ 1339.958418][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.958465][ T32] r5:00001000 r4:eb115000 [ 1339.958484][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.958543][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.958632][ T32] r5:855fbf8c r4:855fbc00 [ 1339.967934][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.968053][ T32] r7:dddced80 r6:83018000 r5:855fbf8c r4:84596700 [ 1339.968087][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.968181][ T32] r10:61c88647 r9:84960c00 r8:8459672c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.968214][ T32] r4:84596700 [ 1339.968235][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.968294][ T32] r10:00000000 r9:84596700 r8:80287e08 r7:eb645e60 r6:84596780 r5:84960c00 [ 1339.968318][ T32] r4:00000001 [ 1339.968379][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.968423][ T32] Exception stack(0xeb66dfb0 to 0xeb66dff8) [ 1339.968507][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.968944][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.968981][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.969036][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.969063][ T32] r4:841db9c0 [ 1339.969234][ T32] INFO: task kworker/0:744:5112 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1339.969309][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.969425][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.969481][ T32] Call trace: [ 1339.969538][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.969592][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1339.969615][ T32] r4:00000000 [ 1339.969634][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.969697][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1339.969776][ T32] dd20: 7fd87000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1339.969809][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1339.969858][ T32] dd60: 80230ad0 80239bb0 900f0013 ffffffff [ 1339.969905][ T32] r5:900f0013 r4:80239bb0 [ 1339.969930][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.969974][ T32] r4:82ac21e4 [ 1339.970059][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.970105][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1339.970129][ T32] r4:dfa0ddc0 [ 1339.970169][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.970282][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1339.970308][ T32] r4:00000000 [ 1339.970328][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.970396][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1339.970450][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.970548][ T32] r5:00001000 r4:e0053000 [ 1339.970572][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.970612][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.970655][ T32] r5:84af7b8c r4:84af7800 [ 1339.970674][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.970725][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1339.970791][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.970844][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1339.970930][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 9 printk messages dropped ** [ 1339.971301][ T32] INFO: task kworker/0:745:5113 blocked for more than 466 seconds. ** 7 printk messages dropped ** [ 1339.971699][ T32] r4:84961800 ** 5 printk messages dropped ** [ 1339.972056][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1339.972266][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1339.972623][ T32] r5:8560038c r4:85600000 ** 3 printk messages dropped ** [ 1339.972807][ T32] r10:61c88647 r9:84961800 r8:8459682c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1339.973146][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1339.973585][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 ** 10 printk messages dropped ** [ 1339.973966][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 ** 9 printk messages dropped ** [ 1339.974349][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1339.974731][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1339.974890][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1339.975200][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1339.975560][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1339.975976][ T32] r5:00001000 r4:eb391000 ** 4 printk messages dropped ** [ 1339.976258][ T32] r7:ddde2d80 r6:83018200 r5:856a038c r4:84a8f300 ** 7 printk messages dropped ** [ 1339.976537][ T32] Exception stack(0xeb679fb0 to 0xeb679ff8) ** 6 printk messages dropped ** [ 1339.976888][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1339.977241][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1339.977272][ T32] dd20: 7fd87000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1339.977302][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1339.977326][ T32] dd60: 80230ad0 80239bb0 900f0013 ffffffff [ 1339.977349][ T32] r5:900f0013 r4:80239bb0 [ 1339.977369][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.977431][ T32] r4:82ac21e4 [ 1339.977475][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.977520][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1339.977564][ T32] r4:dfa0ddc0 [ 1339.977669][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.977722][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1339.977748][ T32] r4:00000000 [ 1339.977789][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.977877][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1339.977902][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.977954][ T32] r5:00001000 r4:e0053000 [ 1339.977977][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.978017][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.978098][ T32] r5:84af7b8c r4:84af7800 [ 1339.978122][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.978168][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1339.978209][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.978258][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.978302][ T32] r4:84864380 [ 1339.978324][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.978372][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1339.978394][ T32] r4:00000001 [ 1339.978455][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.978545][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1340.000526][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.000593][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.000625][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.000668][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.000696][ T32] r4:84867140 [ 1340.000731][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.000773][ T32] INFO: task kworker/0:746:5117 blocked for more than 466 seconds. [ 1340.000810][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.000836][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.000858][ T32] task:kworker/0:746 state:D stack:0 pid:5117 tgid:5117 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.000915][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.000974][ T32] Call trace: [ 1340.001060][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1340.001120][ T32] r10:8291a684 r9:eb69dd84 r8:00000002 r7:60000013 r6:eb69dd8c r5:84963000 [ 1340.001145][ T32] r4:84963000 [ 1340.001166][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1340.001232][ T32] r5:84963000 r4:8291a680 [ 1340.001301][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.001350][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.001393][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb69de08 [ 1340.001444][ T32] r4:00000000 [ 1340.001468][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1340.001503][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.001605][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.001666][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:841db4c0 [ 1340.001691][ T32] r4:00000000 [ 1340.001712][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1340.001963][ T32] r5:85600f8c r4:85600c00 ** 1 printk messages dropped ** [ 1340.002066][ T32] r7:dddced80 r6:83018000 r5:85600f8c r4:84596980 ** 5 printk messages dropped ** [ 1340.002299][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1340.002534][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1340.003338][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) ** 5 printk messages dropped ** [ 1340.003573][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1340.003774][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 11 printk messages dropped ** [ 1340.004359][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1340.004762][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1340.005136][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1340.005551][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1340.006029][ T32] r5:00001000 r4:eb1bb000 ** 4 printk messages dropped ** [ 1340.006218][ T32] r7:dddced80 r6:83018000 r5:85600b8c r4:84596a80 ** 4 printk messages dropped ** [ 1340.006448][ T32] r10:00000000 r9:84596a80 r8:80287e08 r7:eb69de60 r6:84596b00 r5:84963c00 ** 9 printk messages dropped ** [ 1340.006906][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1340.007576][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1340.007601][ T32] r4:dfa0ddc0 [ 1340.007620][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.007660][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1340.007690][ T32] r4:00000000 [ 1340.007714][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.007823][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1340.007869][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.007915][ T32] r5:00001000 r4:e0053000 [ 1340.007956][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.008021][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.008066][ T32] r5:84af7b8c r4:84af7800 [ 1340.008128][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.008198][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1340.008222][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.008268][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.008312][ T32] r4:84864380 [ 1340.008334][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.008381][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1340.008403][ T32] r4:00000001 [ 1340.008423][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.020407][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1340.020467][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.020497][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.020523][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.020555][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.020606][ T32] r4:84867140 [ 1340.020636][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.020704][ T32] INFO: task kworker/0:748:5121 blocked for more than 466 seconds. [ 1340.020747][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.020773][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.020816][ T32] task:kworker/0:748 state:D stack:0 pid:5121 tgid:5121 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.020885][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.020945][ T32] Call trace: [ 1340.021007][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1340.021085][ T32] r10:8291a684 r9:eb741d84 r8:00000002 r7:60000013 r6:eb741d8c r5:84965400 [ 1340.021116][ T32] r4:84965400 [ 1340.021136][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1340.021179][ T32] r5:84965400 r4:8291a680 [ 1340.021200][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.021237][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.021278][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb741e08 [ 1340.021299][ T32] r4:00000000 [ 1340.021329][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1340.021390][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.021431][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.021473][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849120c0 [ 1340.021495][ T32] r4:00000000 [ 1340.021523][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.021573][ T32] r9:83018005 r8:84965400 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [ 1340.021608][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.021653][ T32] r5:00001000 r4:eb1ef000 [ 1340.021695][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.021743][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.021808][ T32] r5:8560138c r4:85601000 [ 1340.021874][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.021927][ T32] r7:dddced80 r6:83018000 r5:8560138c r4:84596b80 [ 1340.021948][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.021994][ T32] r10:61c88647 r9:84965400 r8:84596bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.022038][ T32] r4:84596b80 [ 1340.022062][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.022109][ T32] r10:00000000 r9:84596b80 r8:80287e08 r7:eb69de60 r6:84596c00 r5:84965400 [ 1340.022136][ T32] r4:00000001 [ 1340.022177][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1340.022397][ T32] r4:841dbfc0 ** 3 printk messages dropped ** [ 1340.022767][ T32] Call trace: ** 4 printk messages dropped ** [ 1340.023020][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) ** 7 printk messages dropped ** [ 1340.023283][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 ** 10 printk messages dropped ** [ 1340.023757][ T32] r5:84af7b8c r4:84af7800 ** 6 printk messages dropped ** [ 1340.024131][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 7 printk messages dropped ** [ 1340.024503][ T32] r4:84867140 ** 5 printk messages dropped ** [ 1340.024660][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1340.024858][ T32] r4:84966c00 [ 1340.024878][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1340.024920][ T32] r5:84966c00 r4:8291a680 [ 1340.024939][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.024976][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.025021][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb745e08 [ 1340.025107][ T32] r4:00000000 [ 1340.025132][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1340.025190][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.025242][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.025286][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84912400 [ 1340.025358][ T32] r4:00000000 [ 1340.025388][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.025432][ T32] r9:83018005 r8:84966c00 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [ 1340.025454][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.025496][ T32] r5:00001000 r4:eb20f000 [ 1340.025515][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.025568][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.025655][ T32] r5:8560178c r4:85601400 [ 1340.025692][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.025844][ T32] r7:dddced80 r6:83018000 r5:8560178c r4:84596c80 [ 1340.025902][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.025982][ T32] r10:61c88647 r9:84966c00 r8:84596cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.026032][ T32] r4:84596c80 [ 1340.026107][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.026160][ T32] r10:00000000 r9:84596c80 r8:80287e08 r7:eb741e60 r6:84596d00 r5:84966c00 [ 1340.026226][ T32] r4:00000001 [ 1340.026250][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.026331][ T32] Exception stack(0xeb745fb0 to 0xeb745ff8) [ 1340.026382][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.026415][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1340.026534][ T32] r4:84912100 ** 4 printk messages dropped ** [ 1340.026852][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) ** 11 printk messages dropped ** [ 1340.027349][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 ** 10 printk messages dropped ** [ 1340.027881][ T32] r5:84af7b8c r4:84af7800 ** 6 printk messages dropped ** [ 1340.028195][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 7 printk messages dropped ** [ 1340.039667][ T32] r4:84867140 [ 1340.039724][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.039770][ T32] INFO: task kworker/0:750:5125 blocked for more than 466 seconds. [ 1340.039850][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.039879][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.039902][ T32] task:kworker/0:750 state:D stack:0 pid:5125 tgid:5125 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.040008][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.040173][ T32] Call trace: [ 1340.040233][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1340.040288][ T32] r10:8291a684 r9:eb749d84 r8:00000002 r7:60000113 r6:eb749d8c r5:85700000 [ 1340.040311][ T32] r4:85700000 [ 1340.040351][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1340.040398][ T32] r5:85700000 r4:8291a680 [ 1340.040429][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.040472][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.040513][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb749e08 [ 1340.040535][ T32] r4:00000000 [ 1340.040554][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1340.040608][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.040671][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1340.041242][ T32] r5:85601b8c r4:85601800 ** 1 printk messages dropped ** [ 1340.041310][ T32] r7:dddced80 r6:83018000 r5:85601b8c r4:84596d80 ** 5 printk messages dropped ** [ 1340.041648][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1340.041935][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1340.042462][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1340.042656][ T32] dd60: 80230ad0 80239bb0 900f0013 ffffffff ** 8 printk messages dropped ** [ 1340.043138][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1340.043364][ T32] r5:84af7b8c r4:84af7800 ** 6 printk messages dropped ** [ 1340.043613][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 8 printk messages dropped ** [ 1340.043993][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1340.044446][ T32] r5:85701800 r4:8291a680 ** 5 printk messages dropped ** [ 1340.044797][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1340.045320][ T32] r5:85601f8c r4:85601c00 ** 3 printk messages dropped ** [ 1340.045548][ T32] r10:61c88647 r9:85701800 r8:84596eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.045573][ T32] r4:84596e80 [ 1340.045656][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.045733][ T32] r10:00000000 r9:84596e80 r8:80287e08 r7:eb749e60 r6:84596f00 r5:85701800 [ 1340.045781][ T32] r4:00000001 [ 1340.045805][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.045841][ T32] Exception stack(0xeb74dfb0 to 0xeb74dff8) [ 1340.045890][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.045944][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.045974][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.046002][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.046054][ T32] r4:84912040 [ 1340.046140][ T32] INFO: task kworker/0:751:5127 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1340.046170][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.046294][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.046337][ T32] Call trace: [ 1340.046386][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.046439][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1340.046485][ T32] r4:00000000 [ 1340.046531][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.046573][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1340.046622][ T32] dd20: 7fd87000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1340.046676][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1340.046758][ T32] dd60: 80230ad0 80239bb0 900f0013 ffffffff [ 1340.046788][ T32] r5:900f0013 r4:80239bb0 [ 1340.046810][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.046874][ T32] r4:82ac21e4 [ 1340.046898][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.046941][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1340.046964][ T32] r4:dfa0ddc0 [ 1340.046983][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.047045][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1340.047093][ T32] r4:00000000 [ 1340.047137][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.047185][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1340.047207][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.047247][ T32] r5:00001000 r4:e0053000 [ 1340.047267][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.047304][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.047379][ T32] r5:84af7b8c r4:84af7800 [ 1340.047402][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.047449][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1340.047494][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.047543][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.047615][ T32] r4:84864380 [ 1340.047657][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.047738][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1340.047764][ T32] r4:00000001 [ 1340.047784][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.047818][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1340.047860][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.047964][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.047995][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.048046][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.048073][ T32] r4:84867140 [ 1340.048093][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.048116][ T32] INFO: task kworker/0:752:5129 blocked for more than 466 seconds. [ 1340.048153][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.048203][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.048227][ T32] task:kworker/0:752 state:D stack:0 pid:5129 tgid:5129 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.048271][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.048347][ T32] Call trace: [ 1340.048380][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1340.048427][ T32] r10:8291a684 r9:eb751d84 r8:00000002 r7:60000013 r6:eb751d8c r5:85703000 ** 2 printk messages dropped ** [ 1340.064562][ T32] r5:85703000 r4:8291a680 ** 2 printk messages dropped ** [ 1340.064744][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb751e08 ** 8 printk messages dropped ** [ 1340.065263][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1340.065410][ T32] r5:8560278c r4:85602400 ** 3 printk messages dropped ** [ 1340.065623][ T32] r10:61c88647 r9:85703000 r8:84596fac r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1340.065768][ T32] r10:00000000 r9:84596f80 r8:80287e08 r7:eb74de60 r6:844ed000 r5:85703000 [ 1340.065791][ T32] r4:00000001 [ 1340.065811][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.065868][ T32] Exception stack(0xeb751fb0 to 0xeb751ff8) [ 1340.065929][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.065977][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.066028][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.066061][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.066083][ T32] r4:849126c0 [ 1340.066274][ T32] INFO: task kworker/0:752:5129 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1340.066324][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.066427][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.066480][ T32] Call trace: [ 1340.066511][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.066561][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1340.066583][ T32] r4:00000000 [ 1340.066612][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.066656][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1340.066684][ T32] dd20: 7fd87000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1340.066730][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1340.066780][ T32] dd60: 80230ad0 80239bb0 900f0013 ffffffff [ 1340.066841][ T32] r5:900f0013 r4:80239bb0 [ 1340.066887][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.066937][ T32] r4:82ac21e4 [ 1340.066958][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.067000][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1340.067022][ T32] r4:dfa0ddc0 [ 1340.067059][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.067103][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1340.067126][ T32] r4:00000000 [ 1340.067145][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.067203][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1340.067227][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.067270][ T32] r5:00001000 r4:e0053000 [ 1340.067290][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.067328][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.067390][ T32] r5:84af7b8c r4:84af7800 [ 1340.067419][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.067487][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1340.067516][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.067564][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.067608][ T32] r4:84864380 [ 1340.067660][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.067750][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1340.067787][ T32] r4:00000001 [ 1340.067830][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.067893][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1340.067922][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.067952][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.067979][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.068007][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.068053][ T32] r4:84867140 [ 1340.068078][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.068106][ T32] INFO: task kworker/0:753:5130 blocked for more than 466 seconds. [ 1340.068163][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.068192][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.068234][ T32] task:kworker/0:753 state:D stack:0 pid:5130 tgid:5130 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.068312][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.068378][ T32] Call trace: [ 1340.068445][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1340.077184][ T32] r10:8291a684 r9:eb755d84 r8:00000002 r7:60000013 r6:eb755d8c r5:841e0000 [ 1340.077235][ T32] r4:841e0000 [ 1340.077269][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1340.077344][ T32] r5:841e0000 r4:8291a680 [ 1340.077366][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.077415][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.077466][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb755e08 [ 1340.077489][ T32] r4:00000000 [ 1340.077518][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1340.077557][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.077618][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.077668][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84912a00 [ 1340.077701][ T32] r4:00000000 [ 1340.077731][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.077779][ T32] r9:83018005 r8:841e0000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1340.077821][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.077871][ T32] r5:00001000 r4:eb377000 [ 1340.077923][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.077989][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.078036][ T32] r5:8560238c r4:85602000 [ 1340.078057][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.078105][ T32] r7:dddced80 r6:83018000 r5:8560238c r4:844ed080 [ 1340.078135][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.078185][ T32] r10:61c88647 r9:841e0000 r8:844ed0ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.078208][ T32] r4:844ed080 [ 1340.078227][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.078272][ T32] r10:00000000 r9:844ed080 r8:80287e08 r7:eb751e60 r6:84a8f380 r5:841e0000 [ 1340.078324][ T32] r4:00000001 [ 1340.078347][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.078414][ T32] Exception stack(0xeb755fb0 to 0xeb755ff8) [ 1340.078470][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.078507][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.078590][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.083035][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.083088][ T32] r4:84912900 [ 1340.083261][ T32] INFO: task kworker/0:753:5130 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1340.083295][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.083394][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.083452][ T32] Call trace: [ 1340.083484][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.083537][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1340.083559][ T32] r4:00000000 [ 1340.083596][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.083662][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1340.083696][ T32] dd20: 7fd87000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1340.083733][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1340.083759][ T32] dd60: 80230ad0 80239bb0 900f0013 ffffffff [ 1340.083782][ T32] r5:900f0013 r4:80239bb0 [ 1340.083827][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.083873][ T32] r4:82ac21e4 [ 1340.083893][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.083935][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1340.083982][ T32] r4:dfa0ddc0 [ 1340.084005][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.084047][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1340.084069][ T32] r4:00000000 [ 1340.084088][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.084132][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1340.084153][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.084215][ T32] r5:00001000 r4:e0053000 [ 1340.084259][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.084347][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.084399][ T32] r5:84af7b8c r4:84af7800 [ 1340.084420][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.084477][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1340.084525][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.084575][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.084622][ T32] r4:84864380 [ 1340.084668][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.084722][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1340.084747][ T32] r4:00000001 [ 1340.084766][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.084800][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1340.084826][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.084876][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.084907][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.084935][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.084957][ T32] r4:84867140 [ 1340.084977][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.085015][ T32] INFO: task kworker/1:246:5133 blocked for more than 466 seconds. [ 1340.085082][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.085131][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.085156][ T32] task:kworker/1:246 state:D stack:0 pid:5133 tgid:5133 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.085245][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.085295][ T32] Call trace: [ 1340.085325][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1340.085371][ T32] r10:8291a684 r9:eb6bdd84 r8:00000002 r7:60000113 r6:eb6bdd8c r5:841e3000 [ 1340.085393][ T32] r4:841e3000 [ 1340.085435][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1340.085517][ T32] r5:841e3000 r4:8291a680 [ 1340.085572][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.085621][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.085663][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6bde08 [ 1340.085685][ T32] r4:00000000 [ 1340.085748][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1340.085813][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.085882][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.085932][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8491b2c0 [ 1340.085955][ T32] r4:00000000 [ 1340.085974][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.086039][ T32] r9:83018205 r8:841e3000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 ** 3 printk messages dropped ** [ 1340.086170][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1340.086323][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1340.086726][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1340.086903][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1340.087300][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) ** 2 printk messages dropped ** [ 1340.087447][ T32] dd60: 80230ad0 80239bb0 900f0013 ffffffff ** 5 printk messages dropped ** [ 1340.087647][ T32] r4:dfa0ddc0 ** 5 printk messages dropped ** [ 1340.087870][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1340.088036][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1340.088312][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 2 printk messages dropped ** [ 1340.088394][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) ** 3 printk messages dropped ** [ 1340.088589][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 5 printk messages dropped ** [ 1340.099475][ T32] task:kworker/0:754 state:D stack:0 pid:5135 tgid:5135 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1340.099803][ T32] r4:841e4800 [ 1340.099824][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1340.099867][ T32] r5:841e4800 r4:8291a680 [ 1340.099887][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.099925][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.099965][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb761e08 [ 1340.099987][ T32] r4:00000000 [ 1340.100005][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1340.100053][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.100095][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.100175][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84912540 [ 1340.100201][ T32] r4:00000000 [ 1340.100246][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.100296][ T32] r9:83018005 r8:841e4800 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [ 1340.100319][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.100399][ T32] r5:00001000 r4:eb45d000 [ 1340.100423][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.100463][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.100526][ T32] r5:8560338c r4:85603000 [ 1340.100574][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.100636][ T32] r7:dddced80 r6:83018000 r5:8560338c r4:844ed100 [ 1340.100658][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.100704][ T32] r10:61c88647 r9:841e4800 r8:844ed12c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.100738][ T32] r4:844ed100 [ 1340.100793][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.100863][ T32] r10:00000000 r9:844ed100 r8:80287e08 r7:eb751e60 r6:84a8f500 r5:841e4800 [ 1340.100908][ T32] r4:00000001 [ 1340.100953][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.100996][ T32] Exception stack(0xeb761fb0 to 0xeb761ff8) [ 1340.101025][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.101066][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.101155][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.101258][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.101285][ T32] r4:84912c00 [ 1340.101451][ T32] INFO: task kworker/0:754:5135 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1340.101494][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.101586][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.101673][ T32] Call trace: [ 1340.101777][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.101830][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1340.101854][ T32] r4:00000000 [ 1340.101873][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.101912][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1340.101958][ T32] dd20: 7fd87000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1340.101997][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1340.102024][ T32] dd60: 80230ad0 80239bb0 900f0013 ffffffff [ 1340.102047][ T32] r5:900f0013 r4:80239bb0 [ 1340.102077][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.102128][ T32] r4:82ac21e4 [ 1340.102148][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.102243][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1340.102274][ T32] r4:dfa0ddc0 [ 1340.102293][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.102334][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1340.102357][ T32] r4:00000000 [ 1340.102377][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.102420][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1340.102442][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.102482][ T32] r5:00001000 r4:e0053000 [ 1340.102503][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.102563][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.102609][ T32] r5:84af7b8c r4:84af7800 [ 1340.102652][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.102701][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1340.102760][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.102821][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.102844][ T32] r4:84864380 [ 1340.102862][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.102908][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1340.102931][ T32] r4:00000001 [ 1340.102950][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.102985][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1340.103012][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.103065][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.103095][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.103123][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.103149][ T32] r4:84867140 [ 1340.103198][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.103227][ T32] INFO: task kworker/0:755:5137 blocked for more than 466 seconds. [ 1340.103267][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.103294][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.103316][ T32] task:kworker/0:755 state:D stack:0 pid:5137 tgid:5137 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.103372][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.103416][ T32] Call trace: [ 1340.103478][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1340.103525][ T32] r10:8291a684 r9:eb765d84 r8:00000002 r7:60000013 r6:eb765d8c r5:841e5400 [ 1340.103595][ T32] r4:841e5400 [ 1340.103739][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1340.103787][ T32] r5:841e5400 r4:8291a680 [ 1340.103808][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.103846][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.103931][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb765e08 [ 1340.103973][ T32] r4:00000000 [ 1340.103993][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1340.104051][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.104197][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.104274][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84912d00 [ 1340.104484][ T32] r4:00000000 [ 1340.104509][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.104554][ T32] r9:83018005 r8:841e5400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1340.104575][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.104615][ T32] r5:00001000 r4:eb3e9000 [ 1340.104679][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1340.104850][ T32] r5:85602b8c r4:85602800 ** 4 printk messages dropped ** [ 1340.105072][ T32] r4:844ed180 ** 6 printk messages dropped ** [ 1340.105338][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1340.105552][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1340.105990][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) ** 2 printk messages dropped ** [ 1340.106094][ T32] dd60: 80230ad0 80239bb0 900f0013 ffffffff ** 4 printk messages dropped ** [ 1340.106385][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 ** 5 printk messages dropped ** [ 1340.106554][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 ** 4 printk messages dropped ** [ 1340.106762][ T32] r5:84af7b8c r4:84af7800 ** 3 printk messages dropped ** [ 1340.107003][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1340.107165][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 5 printk messages dropped ** [ 1340.107390][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1340.107581][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1340.107670][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.107711][ T32] Call trace: [ 1340.107757][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1340.107837][ T32] r10:8291a684 r9:eb769d84 r8:00000002 r7:60000013 r6:eb769d8c r5:841e6000 [ 1340.107886][ T32] r4:841e6000 [ 1340.107959][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1340.108039][ T32] r5:841e6000 r4:8291a680 [ 1340.108085][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.108128][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.108169][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb769e08 [ 1340.108213][ T32] r4:00000000 [ 1340.108236][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1340.108292][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.108330][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.108393][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84912f00 [ 1340.108474][ T32] r4:00000000 [ 1340.124829][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.124927][ T32] r9:83018005 r8:841e6000 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 [ 1340.124955][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.125012][ T32] r5:00001000 r4:eb401000 [ 1340.125066][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.125112][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.125177][ T32] r5:85602f8c r4:85602c00 [ 1340.125245][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.125301][ T32] r7:dddced80 r6:83018000 r5:85602f8c r4:844ed200 [ 1340.125345][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.125417][ T32] r10:61c88647 r9:841e6000 r8:844ed22c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.125477][ T32] r4:844ed200 [ 1340.125500][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.125549][ T32] r10:00000000 r9:844ed200 r8:80287e08 r7:eb761e60 r6:84a8f600 r5:841e6000 [ 1340.125572][ T32] r4:00000001 [ 1340.125591][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.125628][ T32] Exception stack(0xeb769fb0 to 0xeb769ff8) [ 1340.125658][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.125687][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.125745][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.125806][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.125852][ T32] r4:84912d80 [ 1340.126076][ T32] INFO: task kworker/0:756:5139 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1340.126183][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.126348][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.126431][ T32] Call trace: ** 1 printk messages dropped ** [ 1340.126539][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 ** 8 printk messages dropped ** [ 1340.127118][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1340.127457][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1340.127772][ T32] r5:84af7b8c r4:84af7800 ** 4 printk messages dropped ** [ 1340.127986][ T32] r4:84864380 ** 4 printk messages dropped ** [ 1340.128190][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) ** 6 printk messages dropped ** [ 1340.128560][ T32] INFO: task kworker/0:757:5141 blocked for more than 466 seconds. ** 9 printk messages dropped ** [ 1340.139621][ T32] r5:841e6c00 r4:8291a680 ** 5 printk messages dropped ** [ 1340.139871][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1340.140377][ T32] r5:85603b8c r4:85603800 ** 1 printk messages dropped ** [ 1340.140502][ T32] r7:dddced80 r6:83018000 r5:85603b8c r4:844ed280 ** 5 printk messages dropped ** [ 1340.140785][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1340.141059][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1340.141593][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) ** 7 printk messages dropped ** [ 1340.141831][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 ** 10 printk messages dropped ** [ 1340.142323][ T32] r5:84af7b8c r4:84af7800 ** 6 printk messages dropped ** [ 1340.142807][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 8 printk messages dropped ** [ 1340.143160][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1340.143639][ T32] r5:841e3c00 r4:8291a680 ** 5 printk messages dropped ** [ 1340.143823][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1340.143942][ T32] r4:00000000 [ 1340.143971][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.144041][ T32] r9:83018205 r8:841e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [ 1340.144066][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.144117][ T32] r5:00001000 r4:eb0d1000 [ 1340.144163][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.144206][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.144248][ T32] r5:856a0b8c r4:856a0800 [ 1340.144267][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.144322][ T32] r7:ddde2d80 r6:83018200 r5:856a0b8c r4:84a8f700 [ 1340.144377][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.144450][ T32] r10:61c88647 r9:841e3c00 r8:84a8f72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.144476][ T32] r4:84a8f700 [ 1340.144496][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.144539][ T32] r10:00000000 r9:84a8f700 r8:80287e08 r7:eb6bde60 r6:84a8f780 r5:841e3c00 [ 1340.144561][ T32] r4:00000001 [ 1340.144580][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.144624][ T32] Exception stack(0xeb759fb0 to 0xeb759ff8) [ 1340.144677][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.144744][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.144781][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.144810][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.144841][ T32] r4:8456db80 [ 1340.144928][ T32] INFO: task kworker/1:247:5143 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1340.144969][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.145066][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.145138][ T32] Call trace: [ 1340.145192][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.145250][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1340.145288][ T32] r4:00000000 [ 1340.145311][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.145350][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1340.145377][ T32] dd20: 7fd87000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1340.145427][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1340.145456][ T32] dd60: 80230ad0 80239bb0 900f0013 ffffffff [ 1340.145544][ T32] r5:900f0013 r4:80239bb0 [ 1340.145573][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.145657][ T32] r4:82ac21e4 [ 1340.145704][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.145760][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1340.145783][ T32] r4:dfa0ddc0 [ 1340.145824][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.145874][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1340.145897][ T32] r4:00000000 [ 1340.145937][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.145985][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1340.146029][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.146073][ T32] r5:00001000 r4:e0053000 [ 1340.146114][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.146157][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.146198][ T32] r5:84af7b8c r4:84af7800 [ 1340.146218][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.146262][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1340.146325][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1340.146487][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 2 printk messages dropped ** [ 1340.146620][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) ** 3 printk messages dropped ** [ 1340.146864][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 5 printk messages dropped ** [ 1340.147300][ T32] task:kworker/0:758 state:D stack:0 pid:5145 tgid:5145 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1340.147869][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1340.148121][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1340.166289][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1340.166620][ T32] r4:844ed300 ** 6 printk messages dropped ** [ 1340.166960][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1340.167603][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 ** 10 printk messages dropped ** [ 1340.168141][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 ** 10 printk messages dropped ** [ 1340.173657][ T32] r5:84af7b8c r4:84af7800 ** 6 printk messages dropped ** [ 1340.174023][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 9 printk messages dropped ** [ 1340.174322][ T32] INFO: task kworker/0:759:5146 blocked for more than 466 seconds. ** 7 printk messages dropped ** [ 1340.174702][ T32] r4:85581800 [ 1340.174772][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1340.174829][ T32] r5:85581800 r4:8291a680 [ 1340.174851][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.174892][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.174933][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb775e08 [ 1340.174956][ T32] r4:00000000 [ 1340.174979][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1340.175014][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.175051][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.175091][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a8b280 [ 1340.175113][ T32] r4:00000000 [ 1340.175140][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.175221][ T32] r9:83018005 r8:85581800 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 1340.175316][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.175386][ T32] r5:00001000 r4:dfdc1000 [ 1340.175441][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.175485][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.175550][ T32] r5:85603f8c r4:85603c00 [ 1340.175583][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.175643][ T32] r7:dddced80 r6:83018000 r5:85603f8c r4:844ed380 [ 1340.175688][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.175744][ T32] r10:61c88647 r9:85581800 r8:844ed3ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.175810][ T32] r4:844ed380 [ 1340.175833][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.175942][ T32] r10:00000000 r9:844ed380 r8:80287e08 r7:eb771e60 r6:84a8f880 r5:85581800 [ 1340.175971][ T32] r4:00000001 [ 1340.175991][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.176027][ T32] Exception stack(0xeb775fb0 to 0xeb775ff8) [ 1340.176053][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.176082][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.176108][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.176136][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.176157][ T32] r4:84a8b180 [ 1340.176323][ T32] INFO: task kworker/0:759:5146 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1340.176354][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.176502][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.176642][ T32] Call trace: [ 1340.176696][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.176808][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1340.176836][ T32] r4:00000000 [ 1340.176878][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.176968][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1340.177002][ T32] dd20: 7fd87000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1340.177032][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1340.177058][ T32] dd60: 80230ad0 80239bb0 900f0013 ffffffff [ 1340.177081][ T32] r5:900f0013 r4:80239bb0 [ 1340.177102][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.177166][ T32] r4:82ac21e4 [ 1340.177191][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.177254][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1340.177280][ T32] r4:dfa0ddc0 [ 1340.177299][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.177362][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1340.177388][ T32] r4:00000000 [ 1340.177407][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.177452][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1340.177473][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.177513][ T32] r5:00001000 r4:e0053000 [ 1340.177534][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.177605][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.177672][ T32] r5:84af7b8c r4:84af7800 [ 1340.177695][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.177750][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1340.177772][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.177833][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.177882][ T32] r4:84864380 [ 1340.177904][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.177968][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1340.178002][ T32] r4:00000001 [ 1340.178023][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.178096][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1340.178126][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.178165][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.178196][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.178225][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.178264][ T32] r4:84867140 [ 1340.178289][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.178314][ T32] INFO: task kworker/0:760:5148 blocked for more than 466 seconds. [ 1340.178385][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.178435][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.178505][ T32] task:kworker/0:760 state:D stack:0 pid:5148 tgid:5148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.185968][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.186071][ T32] Call trace: [ 1340.186138][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1340.186262][ T32] r10:8291a684 r9:eb77dd84 r8:00000002 r7:60000113 r6:eb77dd8c r5:841e1800 [ 1340.186312][ T32] r4:841e1800 [ 1340.186356][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1340.186424][ T32] r5:841e1800 r4:8291a680 [ 1340.186446][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.186487][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.186551][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb77de08 [ 1340.186607][ T32] r4:00000000 [ 1340.186632][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1340.186669][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.186708][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.186798][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a8b5c0 [ 1340.186824][ T32] r4:00000000 [ 1340.186860][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.186955][ T32] r9:83018005 r8:841e1800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1340.187010][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.187059][ T32] r5:00001000 r4:e06ef000 [ 1340.187122][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.187169][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.187213][ T32] r5:856c478c r4:856c4400 [ 1340.187233][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.187280][ T32] r7:dddced80 r6:83018000 r5:856c478c r4:844ed400 [ 1340.187301][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.187347][ T32] r10:61c88647 r9:841e1800 r8:844ed42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.187369][ T32] r4:844ed400 [ 1340.187410][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.187461][ T32] r10:00000000 r9:844ed400 r8:80287e08 r7:eb771e60 r6:84a8f900 r5:841e1800 [ 1340.187484][ T32] r4:00000001 [ 1340.187504][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.187540][ T32] Exception stack(0xeb77dfb0 to 0xeb77dff8) [ 1340.187568][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.187596][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.187622][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.187669][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.187757][ T32] r4:84a8b200 [ 1340.187935][ T32] INFO: task kworker/0:760:5148 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1340.187994][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.188106][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.188155][ T32] Call trace: [ 1340.188186][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.188238][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1340.188318][ T32] r4:00000000 [ 1340.188345][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.188573][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1340.197195][ T32] dd20: 7fd87000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1340.197251][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1340.197300][ T32] dd60: 80230ad0 80239bb0 900f0013 ffffffff [ 1340.197338][ T32] r5:900f0013 r4:80239bb0 [ 1340.197361][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.197422][ T32] r4:82ac21e4 [ 1340.197443][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 1 printk messages dropped ** [ 1340.197595][ T32] r4:dfa0ddc0 ** 5 printk messages dropped ** [ 1340.197836][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1340.198175][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1340.198504][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1340.201331][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1340.201876][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1340.202196][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1340.202546][ T32] r5:856c5b8c r4:856c5800 ** 2 printk messages dropped ** [ 1340.202679][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1340.202943][ T32] r10:00000000 r9:844ed480 r8:80287e08 r7:eb77de60 r6:84a8f980 r5:84958c00 ** 5 printk messages dropped ** [ 1340.203187][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1340.203812][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 ** 10 printk messages dropped ** [ 1340.204217][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 ** 7 printk messages dropped ** [ 1340.204521][ T32] r5:00001000 r4:e0053000 ** 8 printk messages dropped ** [ 1340.204926][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.204993][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1340.205095][ T32] r4:00000001 [ 1340.205126][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.205164][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1340.205211][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.205244][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.205282][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.205335][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.205382][ T32] r4:84867140 [ 1340.205404][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.205458][ T32] INFO: task kworker/0:762:5152 blocked for more than 466 seconds. [ 1340.205492][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.205516][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.205537][ T32] task:kworker/0:762 state:D stack:0 pid:5152 tgid:5152 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.205610][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.205683][ T32] Call trace: [ 1340.205798][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1340.205875][ T32] r10:8291a684 r9:eb789d84 r8:00000002 r7:60000113 r6:eb789d8c r5:84959800 [ 1340.205922][ T32] r4:84959800 [ 1340.205945][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1340.206013][ T32] r5:84959800 r4:8291a680 [ 1340.206058][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.206124][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.206175][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb789e08 [ 1340.206198][ T32] r4:00000000 [ 1340.206217][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1340.206250][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.206284][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.206359][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a8b700 [ 1340.206409][ T32] r4:00000000 [ 1340.206436][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.206483][ T32] r9:83018005 r8:84959800 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [ 1340.206526][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.206576][ T32] r5:00001000 r4:eaa1f000 [ 1340.206597][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.206636][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.206716][ T32] r5:856c4b8c r4:856c4800 [ 1340.206774][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.206885][ T32] r7:dddced80 r6:83018000 r5:856c4b8c r4:844ed500 [ 1340.206930][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.206985][ T32] r10:61c88647 r9:84959800 r8:844ed52c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.207008][ T32] r4:844ed500 [ 1340.207048][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.207099][ T32] r10:00000000 r9:844ed500 r8:80287e08 r7:eb785e60 r6:84a8fa00 r5:84959800 [ 1340.207122][ T32] r4:00000001 [ 1340.207141][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.207178][ T32] Exception stack(0xeb789fb0 to 0xeb789ff8) [ 1340.207227][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.207270][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.207307][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.207341][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.207382][ T32] r4:84a8b440 [ 1340.207472][ T32] INFO: task kworker/0:762:5152 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1340.207504][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.207589][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.207635][ T32] Call trace: [ 1340.207704][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.207765][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1340.207790][ T32] r4:00000000 [ 1340.207811][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.207851][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1340.207879][ T32] dd20: 7fd87000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1340.207907][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1340.207933][ T32] dd60: 80230ad0 80239bb0 900f0013 ffffffff [ 1340.207969][ T32] r5:900f0013 r4:80239bb0 [ 1340.208034][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.208115][ T32] r4:82ac21e4 [ 1340.208141][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.208185][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1340.208232][ T32] r4:dfa0ddc0 [ 1340.208257][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.208299][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1340.208321][ T32] r4:00000000 [ 1340.208350][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.208422][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1340.208449][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1340.221420][ T32] r5:84af7b8c r4:84af7800 ** 6 printk messages dropped ** [ 1340.221696][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 10 printk messages dropped ** [ 1340.222179][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1340.222612][ T32] r4:8495b000 ** 4 printk messages dropped ** [ 1340.222885][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb791e08 ** 11 printk messages dropped ** [ 1340.223378][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1340.223692][ T32] r10:61c88647 r9:8495b000 r8:844ed5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1340.224109][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1340.224443][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.224504][ T32] Call trace: [ 1340.224563][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.224614][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1340.224638][ T32] r4:00000000 [ 1340.224657][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.224717][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1340.224751][ T32] dd20: 7fd87000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1340.224780][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1340.224834][ T32] dd60: 80230ad0 80239bb0 900f0013 ffffffff [ 1340.224868][ T32] r5:900f0013 r4:80239bb0 [ 1340.224901][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.224999][ T32] r4:82ac21e4 [ 1340.225033][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.225095][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1340.225122][ T32] r4:dfa0ddc0 [ 1340.225143][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.225185][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1340.225232][ T32] r4:00000000 [ 1340.225278][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.225329][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1340.225393][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.225441][ T32] r5:00001000 r4:e0053000 [ 1340.225546][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.225591][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.225633][ T32] r5:84af7b8c r4:84af7800 [ 1340.225652][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.225697][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 ** 3 printk messages dropped ** [ 1340.225813][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1340.226036][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) ** 4 printk messages dropped ** [ 1340.226219][ T32] r4:84867140 ** 5 printk messages dropped ** [ 1340.226477][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1340.226848][ T32] r5:84958000 r4:8291a680 ** 4 printk messages dropped ** [ 1340.227110][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) ** 4 printk messages dropped ** [ 1340.227319][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1340.227619][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1340.227845][ T32] r10:61c88647 r9:84958000 r8:844ed62c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1340.228166][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1340.238185][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1340.239064][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1340.239297][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1340.239599][ T32] r5:84af7b8c r4:84af7800 ** 6 printk messages dropped ** [ 1340.239919][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 7 printk messages dropped ** [ 1340.240142][ T32] r4:84867140 ** 4 printk messages dropped ** [ 1340.240322][ T32] task:kworker/0:765 state:D stack:0 pid:5159 tgid:5159 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1340.240639][ T32] r5:8495bc00 r4:8291a680 [ 1340.240658][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.240698][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.240747][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb779e08 [ 1340.240791][ T32] r4:00000000 [ 1340.240848][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1340.240935][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.240997][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.241070][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a8bb40 [ 1340.241098][ T32] r4:00000000 [ 1340.241118][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.241191][ T32] r9:83018005 r8:8495bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 [ 1340.241243][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.241337][ T32] r5:00001000 r4:eaf35000 [ 1340.241363][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.241407][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.241450][ T32] r5:856c578c r4:856c5400 [ 1340.241470][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.241556][ T32] r7:dddced80 r6:83018000 r5:856c578c r4:844ed680 [ 1340.241587][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.241680][ T32] r10:61c88647 r9:8495bc00 r8:844ed6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.241732][ T32] r4:844ed680 [ 1340.241778][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.241850][ T32] r10:00000000 r9:844ed680 r8:80287e08 r7:eb785e60 r6:84a8fb80 r5:8495bc00 [ 1340.241900][ T32] r4:00000001 [ 1340.241924][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.241963][ T32] Exception stack(0xeb779fb0 to 0xeb779ff8) [ 1340.242100][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.242139][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.242188][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.242228][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.242260][ T32] r4:84a8b940 [ 1340.242447][ T32] INFO: task kworker/0:765:5159 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1340.242480][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.242582][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.242633][ T32] Call trace: [ 1340.242709][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.242835][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1340.242870][ T32] r4:00000000 [ 1340.242891][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.242952][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1340.242991][ T32] dd20: 7fd87000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1340.243022][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1340.243048][ T32] dd60: 80230ad0 80239bb0 900f0013 ffffffff [ 1340.243117][ T32] r5:900f0013 r4:80239bb0 [ 1340.243144][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.243186][ T32] r4:82ac21e4 [ 1340.243259][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.243357][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1340.243395][ T32] r4:dfa0ddc0 [ 1340.243415][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.243457][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1340.243478][ T32] r4:00000000 [ 1340.243529][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.243578][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1340.243599][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.243650][ T32] r5:00001000 r4:e0053000 [ 1340.243695][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.243747][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.243791][ T32] r5:84af7b8c r4:84af7800 [ 1340.243828][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.243879][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1340.243923][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.244044][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.244071][ T32] r4:84864380 [ 1340.244112][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.244164][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1340.244186][ T32] r4:00000001 [ 1340.244216][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.244255][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1340.244305][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.244338][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.244387][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.244445][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.244473][ T32] r4:84867140 [ 1340.244493][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.244518][ T32] INFO: task kworker/0:766:5162 blocked for more than 466 seconds. [ 1340.244557][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.244586][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.244629][ T32] task:kworker/0:766 state:D stack:0 pid:5162 tgid:5162 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.244747][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.244798][ T32] Call trace: [ 1340.244868][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1340.244970][ T32] r10:8291a684 r9:eb6e5d84 r8:00000002 r7:60000113 r6:eb6e5d8c r5:8495c800 [ 1340.245000][ T32] r4:8495c800 [ 1340.245021][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1340.245093][ T32] r5:8495c800 r4:8291a680 [ 1340.245124][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.245164][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.245235][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6e5e08 [ 1340.245267][ T32] r4:00000000 [ 1340.245286][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1340.245320][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.245354][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.245417][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a8bdc0 [ 1340.245443][ T32] r4:00000000 [ 1340.245463][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.245506][ T32] r9:83018005 r8:8495c800 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 [ 1340.245550][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.245594][ T32] r5:00001000 r4:eb2a1000 [ 1340.245615][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.245674][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.245725][ T32] r5:856c638c r4:856c6000 [ 1340.245746][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.245791][ T32] r7:dddced80 r6:83018000 r5:856c638c r4:844ed700 [ 1340.245812][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.245922][ T32] r10:61c88647 r9:8495c800 r8:844ed72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.245973][ T32] r4:844ed700 [ 1340.246040][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.246090][ T32] r10:00000000 r9:844ed700 r8:80287e08 r7:eb785e60 r6:84a8fc00 r5:8495c800 [ 1340.246112][ T32] r4:00000001 [ 1340.246198][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.246255][ T32] Exception stack(0xeb6e5fb0 to 0xeb6e5ff8) [ 1340.246283][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.246311][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.246373][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.246427][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.246457][ T32] r4:84a8bcc0 [ 1340.246540][ T32] INFO: task kworker/0:766:5162 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1340.246585][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.246798][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.246846][ T32] Call trace: [ 1340.246904][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.246957][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1340.246984][ T32] r4:00000000 [ 1340.247111][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.247158][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1340.247209][ T32] dd20: 7fd87000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1340.247245][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1340.247271][ T32] dd60: 80230ad0 80239bb0 900f0013 ffffffff [ 1340.247315][ T32] r5:900f0013 r4:80239bb0 [ 1340.247377][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.247425][ T32] r4:82ac21e4 [ 1340.247468][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.247525][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1340.247577][ T32] r4:dfa0ddc0 [ 1340.247601][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.247645][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1340.247667][ T32] r4:00000000 [ 1340.247686][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.247735][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1340.247779][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1340.247937][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1340.248132][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1340.248380][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 4 printk messages dropped ** [ 1340.269146][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1340.269420][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 1 printk messages dropped ** [ 1340.269475][ T32] task:kworker/1:248 state:D stack:0 pid:5164 tgid:5164 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1340.269849][ T32] r4:8495d400 ** 4 printk messages dropped ** [ 1340.270125][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb799e08 ** 8 printk messages dropped ** [ 1340.270483][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1340.270831][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1340.271242][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1340.271818][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 ** 10 printk messages dropped ** [ 1340.272359][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 ** 11 printk messages dropped ** [ 1340.272988][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1340.273436][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1340.273469][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.273542][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.273629][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.273669][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.273735][ T32] r4:84867140 [ 1340.273780][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.273807][ T32] INFO: task kworker/1:249:5165 blocked for more than 466 seconds. [ 1340.273835][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.273879][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.273903][ T32] task:kworker/1:249 state:D stack:0 pid:5165 tgid:5165 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.273947][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.274091][ T32] Call trace: [ 1340.274138][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1340.274190][ T32] r10:8291a684 r9:eb7a1d84 r8:00000002 r7:60000113 r6:eb7a1d8c r5:8495e000 [ 1340.274214][ T32] r4:8495e000 [ 1340.274235][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1340.274299][ T32] r5:8495e000 r4:8291a680 [ 1340.274325][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.274441][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.274563][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7a1e08 [ 1340.274603][ T32] r4:00000000 [ 1340.274627][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1340.274664][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.274728][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.274850][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84808680 [ 1340.274881][ T32] r4:00000000 [ 1340.274903][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.274948][ T32] r9:83018205 r8:8495e000 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 1340.274995][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.275044][ T32] r5:00001000 r4:eb36b000 [ 1340.275064][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.275104][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.275147][ T32] r5:856a178c r4:856a1400 [ 1340.275167][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.275233][ T32] r7:ddde2d80 r6:83018200 r5:856a178c r4:84a8fd80 [ 1340.275257][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.275305][ T32] r10:61c88647 r9:8495e000 r8:84a8fdac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.275350][ T32] r4:84a8fd80 [ 1340.275378][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.275426][ T32] r10:00000000 r9:84a8fd80 r8:80287e08 r7:eb799e60 r6:84a8fe00 r5:8495e000 [ 1340.275470][ T32] r4:00000001 [ 1340.275497][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.275562][ T32] Exception stack(0xeb7a1fb0 to 0xeb7a1ff8) [ 1340.275590][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.275631][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.275688][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.275726][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.275772][ T32] r4:8491b140 [ 1340.275846][ T32] INFO: task kworker/1:249:5165 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1340.275879][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.275960][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.276032][ T32] Call trace: [ 1340.276102][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.276156][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1340.276190][ T32] r4:00000000 [ 1340.276226][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.276295][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1340.276357][ T32] dd20: 7fd87000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1340.276410][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1340.276466][ T32] dd60: 80230ad0 80239bb0 900f0013 ffffffff [ 1340.276494][ T32] r5:900f0013 r4:80239bb0 ** 4 printk messages dropped ** [ 1340.276737][ T32] r4:dfa0ddc0 ** 6 printk messages dropped ** [ 1340.277014][ T32] r5:00001000 r4:e0053000 ** 2 printk messages dropped ** [ 1340.277148][ T32] r5:84af7b8c r4:84af7800 ** 2 printk messages dropped ** [ 1340.277290][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1340.277497][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1340.277752][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1340.277988][ T32] INFO: task kworker/0:767:5167 blocked for more than 466 seconds. ** 3 printk messages dropped ** [ 1340.278136][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1340.278363][ T32] r4:8495ec00 ** 1 printk messages dropped ** [ 1340.278438][ T32] r5:8495ec00 r4:8291a680 ** 2 printk messages dropped ** [ 1340.297395][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7a5e08 ** 3 printk messages dropped ** [ 1340.297524][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1340.297705][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1340.297935][ T32] r5:856c5f8c r4:856c5c00 ** 2 printk messages dropped ** [ 1340.298033][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1340.298165][ T32] r10:00000000 r9:844ed780 r8:80287e08 r7:eb6e5e60 r6:84a8fe80 r5:8495ec00 [ 1340.298216][ T32] r4:00000001 [ 1340.298246][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.298307][ T32] Exception stack(0xeb7a5fb0 to 0xeb7a5ff8) [ 1340.298346][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.298375][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.298401][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.298430][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.298451][ T32] r4:84a8bdc0 [ 1340.300845][ T32] INFO: task kworker/0:767:5167 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1340.300921][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.301090][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.301174][ T32] Call trace: [ 1340.301219][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.301318][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1340.301347][ T32] r4:00000000 [ 1340.301368][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.301410][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1340.301439][ T32] dd20: 7fd87000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1340.301468][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1340.301493][ T32] dd60: 80230ad0 80239bb0 900f0013 ffffffff [ 1340.301537][ T32] r5:900f0013 r4:80239bb0 [ 1340.301567][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.301610][ T32] r4:82ac21e4 [ 1340.301630][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.301671][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1340.301719][ T32] r4:dfa0ddc0 [ 1340.301744][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.301787][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1340.301831][ T32] r4:00000000 [ 1340.301920][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.302017][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1340.302064][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.302135][ T32] r5:00001000 r4:e0053000 [ 1340.302159][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.302221][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.302267][ T32] r5:84af7b8c r4:84af7800 [ 1340.302287][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.302333][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1340.302354][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.302400][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1340.302579][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 10 printk messages dropped ** [ 1340.303047][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 8 printk messages dropped ** [ 1340.303434][ T32] r5:8495a400 r4:8291a680 ** 4 printk messages dropped ** [ 1340.303671][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) ** 5 printk messages dropped ** [ 1340.303994][ T32] r9:83018005 r8:8495a400 r7:00000000 r6:83018000 r5:00001000 r4:7f06f000 ** 4 printk messages dropped ** [ 1340.304202][ T32] r5:856c6b8c r4:856c6800 [ 1340.304268][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1340.304380][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1340.304839][ T32] r10:00000000 r9:844ed800 r8:80287e08 r7:eb6e5e60 r6:84a8ff00 r5:8495a400 ** 5 printk messages dropped ** [ 1340.305123][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1340.305414][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1340.305686][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) ** 7 printk messages dropped ** [ 1340.306047][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 ** 10 printk messages dropped ** [ 1340.306596][ T32] r5:84af7b8c r4:84af7800 ** 6 printk messages dropped ** [ 1340.307097][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 10 printk messages dropped ** [ 1340.307500][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1340.307899][ T32] r4:85700c00 ** 4 printk messages dropped ** [ 1340.308070][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb79de08 ** 8 printk messages dropped ** [ 1340.308365][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1340.321554][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1340.322073][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1340.322861][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 ** 7 printk messages dropped ** [ 1340.323228][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.323324][ T32] r4:82ac21e4 [ 1340.323349][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.323413][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1340.323483][ T32] r4:dfa0ddc0 [ 1340.323505][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.323548][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1340.323570][ T32] r4:00000000 [ 1340.323610][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.323705][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1340.323761][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.323809][ T32] r5:00001000 r4:e0053000 [ 1340.323829][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.323869][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.323949][ T32] r5:84af7b8c r4:84af7800 [ 1340.323974][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.324045][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1340.324070][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.324117][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.324139][ T32] r4:84864380 [ 1340.324180][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.324244][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1340.324270][ T32] r4:00000001 [ 1340.324332][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.324372][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1340.324399][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.324448][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.324541][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.324574][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.324599][ T32] r4:84867140 [ 1340.324619][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.324674][ T32] INFO: task kworker/0:770:5174 blocked for more than 466 seconds. [ 1340.324737][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.324769][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.324791][ T32] task:kworker/0:770 state:D stack:0 pid:5174 tgid:5174 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.324838][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.324904][ T32] Call trace: [ 1340.324955][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1340.325006][ T32] r10:8291a684 r9:eb7b1d84 r8:00000002 r7:60000113 r6:eb7b1d8c r5:85705400 [ 1340.325029][ T32] r4:85705400 [ 1340.325049][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1340.325112][ T32] r5:85705400 r4:8291a680 [ 1340.325136][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.325176][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.325217][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7b1e08 [ 1340.325269][ T32] r4:00000000 [ 1340.325292][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1340.325350][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.325388][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.325428][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849144c0 [ 1340.325450][ T32] r4:00000000 [ 1340.325471][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.325536][ T32] r9:83018005 r8:85705400 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 [ 1340.325561][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.325603][ T32] r5:00001000 r4:e070b000 [ 1340.325622][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.325661][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.325701][ T32] r5:856c778c r4:856c7400 [ 1340.325728][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.325775][ T32] r7:dddced80 r6:83018000 r5:856c778c r4:844ed980 [ 1340.325816][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.325865][ T32] r10:61c88647 r9:85705400 r8:844ed9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.325903][ T32] r4:844ed980 [ 1340.325948][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.325996][ T32] r10:00000000 r9:844ed980 r8:80287e08 r7:eb7a9e60 r6:844eda00 r5:85705400 [ 1340.326018][ T32] r4:00000001 [ 1340.326060][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.326098][ T32] Exception stack(0xeb7b1fb0 to 0xeb7b1ff8) [ 1340.326126][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.326155][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.326181][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.326209][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.326230][ T32] r4:84914040 [ 1340.326309][ T32] INFO: task kworker/0:770:5174 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1340.326340][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.326408][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.326462][ T32] Call trace: [ 1340.326505][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.326553][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1340.326577][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1340.326703][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 ** 6 printk messages dropped ** [ 1340.326927][ T32] r4:dfa0ddc0 ** 4 printk messages dropped ** [ 1340.327109][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 ** 10 printk messages dropped ** [ 1340.327617][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1340.327969][ T32] r4:84867140 ** 3 printk messages dropped ** [ 1340.328100][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1340.328400][ T32] r5:85706c00 r4:8291a680 ** 2 printk messages dropped ** [ 1340.339070][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7b5e08 ** 5 printk messages dropped ** [ 1340.339401][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1340.339521][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1340.339764][ T32] r5:856c6f8c r4:856c6c00 ** 1 printk messages dropped ** [ 1340.339880][ T32] r7:dddced80 r6:83018000 r5:856c6f8c r4:844eda80 ** 1 printk messages dropped ** [ 1340.339980][ T32] r10:61c88647 r9:85706c00 r8:844edaac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1340.340169][ T32] Exception stack(0xeb7b5fb0 to 0xeb7b5ff8) ** 2 printk messages dropped ** [ 1340.340299][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1340.340755][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1340.340949][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 ** 4 printk messages dropped ** [ 1340.341256][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 ** 3 printk messages dropped ** [ 1340.341396][ T32] r4:82ac21e4 ** 3 printk messages dropped ** [ 1340.341551][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.341617][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1340.341642][ T32] r4:00000000 [ 1340.341685][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.341740][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1340.341775][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.341825][ T32] r5:00001000 r4:e0053000 [ 1340.341870][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.341931][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.341986][ T32] r5:84af7b8c r4:84af7800 [ 1340.342026][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.342076][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1340.342177][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.342229][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.342251][ T32] r4:84864380 [ 1340.342293][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.342364][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1340.342389][ T32] r4:00000001 [ 1340.342417][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.342457][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1340.342484][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.342512][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.342538][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.342566][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.342588][ T32] r4:84867140 [ 1340.342608][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.342661][ T32] INFO: task kworker/0:772:5178 blocked for more than 466 seconds. [ 1340.342762][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.342810][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.342832][ T32] task:kworker/0:772 state:D stack:0 pid:5178 tgid:5178 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.342925][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.342972][ T32] Call trace: [ 1340.343001][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1340.343047][ T32] r10:8291a684 r9:eb5bdd84 r8:00000002 r7:60000013 r6:eb5bdd8c r5:85706000 [ 1340.343102][ T32] r4:85706000 [ 1340.343126][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1340.343211][ T32] r5:85706000 r4:8291a680 [ 1340.343235][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.343274][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.343314][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5bde08 [ 1340.343336][ T32] r4:00000000 [ 1340.343371][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1340.343414][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.343457][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.343521][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84914300 [ 1340.343548][ T32] r4:00000000 [ 1340.343657][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.343704][ T32] r9:83018005 r8:85706000 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [ 1340.343736][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.343779][ T32] r5:00001000 r4:dfdaf000 [ 1340.343799][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.343860][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.343906][ T32] r5:856c738c r4:856c7000 [ 1340.343925][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.343971][ T32] r7:dddced80 r6:83018000 r5:856c738c r4:844edb80 [ 1340.344014][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.344085][ T32] r10:61c88647 r9:85706000 r8:844edbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.344121][ T32] r4:844edb80 [ 1340.344140][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.344206][ T32] r10:00000000 r9:844edb80 r8:80287e08 r7:eb7b1e60 r6:844edc00 r5:85706000 [ 1340.344253][ T32] r4:00000001 [ 1340.344305][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.344343][ T32] Exception stack(0xeb5bdfb0 to 0xeb5bdff8) [ 1340.344370][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.344398][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.344450][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.344482][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.344505][ T32] r4:84914180 [ 1340.344591][ T32] INFO: task kworker/0:772:5178 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1340.344622][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.344688][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.344747][ T32] Call trace: [ 1340.344777][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.344825][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1340.344848][ T32] r4:00000000 [ 1340.344867][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.344927][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1340.344961][ T32] dd20: 7fd87000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1340.344989][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 ** 2 printk messages dropped ** [ 1340.345084][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 4 printk messages dropped ** [ 1340.345283][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1340.345751][ T32] r5:84af7b8c r4:84af7800 ** 5 printk messages dropped ** [ 1340.345966][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1340.346341][ T32] r4:84867140 ** 4 printk messages dropped ** [ 1340.346572][ T32] task:kworker/0:773 state:D stack:0 pid:5180 tgid:5180 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1340.347059][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5ede08 ** 7 printk messages dropped ** [ 1340.347516][ T32] r9:83018005 r8:848b0000 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 ** 6 printk messages dropped ** [ 1340.347783][ T32] r7:dddced80 r6:83018000 r5:856c7b8c r4:844edc80 ** 2 printk messages dropped ** [ 1340.347921][ T32] r4:844edc80 ** 6 printk messages dropped ** [ 1340.348364][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1340.367783][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.367847][ T32] Call trace: [ 1340.367945][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.368015][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1340.368148][ T32] r4:00000000 [ 1340.368173][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.368214][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1340.368243][ T32] dd20: 7fd87000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1340.368272][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1340.368319][ T32] dd60: 80230ad0 80239bb0 900f0013 ffffffff [ 1340.368346][ T32] r5:900f0013 r4:80239bb0 [ 1340.368452][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.373499][ T32] r4:82ac21e4 [ 1340.373616][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.373687][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1340.373712][ T32] r4:dfa0ddc0 [ 1340.373748][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.373791][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1340.373814][ T32] r4:00000000 [ 1340.373855][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.373907][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1340.373950][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.374046][ T32] r5:00001000 r4:e0053000 [ 1340.374076][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.374116][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.374158][ T32] r5:84af7b8c r4:84af7800 [ 1340.374179][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.374225][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1340.374245][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.374313][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.374383][ T32] r4:84864380 [ 1340.374429][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.374478][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1340.374501][ T32] r4:00000001 [ 1340.374561][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.374602][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1340.374653][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.374687][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.374714][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.374776][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.374810][ T32] r4:84867140 [ 1340.374833][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.374884][ T32] INFO: task kworker/0:774:5182 blocked for more than 466 seconds. [ 1340.374922][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.374991][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.375017][ T32] task:kworker/0:774 state:D stack:0 pid:5182 tgid:5182 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.375188][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.375250][ T32] Call trace: [ 1340.375307][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1340.375362][ T32] r10:8291a684 r9:eb619d84 r8:00000002 r7:60000113 r6:eb619d8c r5:848b2400 [ 1340.375394][ T32] r4:848b2400 [ 1340.375480][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1340.375526][ T32] r5:848b2400 r4:8291a680 [ 1340.375655][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.375698][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.375811][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb619e08 [ 1340.375837][ T32] r4:00000000 [ 1340.375924][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1340.375962][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.376040][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.376086][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84914e00 [ 1340.376109][ T32] r4:00000000 [ 1340.376128][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.376171][ T32] r9:83018005 r8:848b2400 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [ 1340.376215][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.376260][ T32] r5:00001000 r4:eb0ad000 [ 1340.376289][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.376330][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.376392][ T32] r5:8573138c r4:85731000 [ 1340.376446][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.376505][ T32] r7:dddced80 r6:83018000 r5:8573138c r4:844edd00 [ 1340.376526][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.376573][ T32] r10:61c88647 r9:848b2400 r8:844edd2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.376595][ T32] r4:844edd00 [ 1340.376613][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.376702][ T32] r10:00000000 r9:844edd00 r8:80287e08 r7:eb5ede60 r6:841c5000 r5:848b2400 [ 1340.376736][ T32] r4:00000001 [ 1340.376783][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.376844][ T32] Exception stack(0xeb619fb0 to 0xeb619ff8) [ 1340.376924][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.376955][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.376982][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.377009][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.377031][ T32] r4:84914440 [ 1340.377204][ T32] INFO: task kworker/0:774:5182 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1340.377278][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.377480][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.377548][ T32] Call trace: [ 1340.377605][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.377676][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1340.377704][ T32] r4:00000000 [ 1340.377796][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.377847][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1340.377898][ T32] dd20: 7fd87000 eb0cd000 00000001 80239b98 7f13f000 00000001 ** 4 printk messages dropped ** [ 1340.378090][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1340.378314][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1340.378530][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1340.386296][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1340.386547][ T32] r4:84867140 ** 3 printk messages dropped ** [ 1340.386671][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1340.387197][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1340.387467][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1340.387831][ T32] r7:dddced80 r6:83018000 r5:856c7f8c r4:844edd80 ** 1 printk messages dropped ** [ 1340.387917][ T32] r10:61c88647 r9:848b0c00 r8:844eddac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.387948][ T32] r4:844edd80 [ 1340.387988][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.388036][ T32] r10:00000000 r9:844edd80 r8:80287e08 r7:eb619e60 r6:841c5080 r5:848b0c00 [ 1340.388083][ T32] r4:00000001 [ 1340.388122][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.388160][ T32] Exception stack(0xeb639fb0 to 0xeb639ff8) [ 1340.388189][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.388238][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.388274][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.388302][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.388345][ T32] r4:84914440 [ 1340.395579][ T32] INFO: task kworker/0:775:5183 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1340.395732][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.395823][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.395926][ T32] Call trace: [ 1340.396013][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.396086][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1340.396115][ T32] r4:00000000 [ 1340.396162][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.396250][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1340.396305][ T32] dd20: 7fd87000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1340.396353][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1340.396410][ T32] dd60: 80230ad0 80239bb0 900f0013 ffffffff [ 1340.396443][ T32] r5:900f0013 r4:80239bb0 [ 1340.396473][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.396533][ T32] r4:82ac21e4 [ 1340.396577][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.396626][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1340.396648][ T32] r4:dfa0ddc0 [ 1340.396668][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.396732][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1340.396789][ T32] r4:00000000 [ 1340.396816][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.396867][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1340.396902][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.396950][ T32] r5:00001000 r4:e0053000 [ 1340.396971][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.397038][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.397109][ T32] r5:84af7b8c r4:84af7800 [ 1340.397138][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.397187][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1340.397247][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.397334][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.397402][ T32] r4:84864380 [ 1340.397432][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.397524][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1340.397572][ T32] r4:00000001 [ 1340.397597][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.397645][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1340.397676][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.397704][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.397738][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.397767][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.397791][ T32] r4:84867140 [ 1340.397813][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.397842][ T32] INFO: task kworker/0:776:5185 blocked for more than 466 seconds. [ 1340.397874][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.397898][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.397919][ T32] task:kworker/0:776 state:D stack:0 pid:5185 tgid:5185 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.397995][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.398100][ T32] Call trace: [ 1340.398148][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1340.398198][ T32] r10:8291a684 r9:eb7b9d84 r8:00000002 r7:60000113 r6:eb7b9d8c r5:848b1800 [ 1340.398229][ T32] r4:848b1800 [ 1340.398277][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) ** 3 printk messages dropped ** [ 1340.403497][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7b9e08 ** 11 printk messages dropped ** [ 1340.404036][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1340.404251][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1340.404568][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1340.405076][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) ** 8 printk messages dropped ** [ 1340.405350][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 13 printk messages dropped ** [ 1340.405861][ T32] r5:84af7b8c r4:84af7800 ** 7 printk messages dropped ** [ 1340.406223][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1340.406527][ T32] r4:84867140 ** 4 printk messages dropped ** [ 1340.406798][ T32] task:kworker/0:777 state:D stack:0 pid:5187 tgid:5187 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1340.407353][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) ** 10 printk messages dropped ** [ 1340.407825][ T32] r5:8573078c r4:85730400 ** 1 printk messages dropped ** [ 1340.407912][ T32] r7:dddced80 r6:83018000 r5:8573078c r4:844ede80 [ 1340.407941][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.407992][ T32] r10:61c88647 r9:848b3000 r8:844edeac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.408015][ T32] r4:844ede80 [ 1340.408034][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.408100][ T32] r10:00000000 r9:844ede80 r8:80287e08 r7:eb619e60 r6:841c5180 r5:848b3000 [ 1340.408127][ T32] r4:00000001 [ 1340.408148][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.408204][ T32] Exception stack(0xeb7c1fb0 to 0xeb7c1ff8) [ 1340.408240][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.408290][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.408335][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.408367][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.408390][ T32] r4:84914780 [ 1340.417473][ T32] INFO: task kworker/0:777:5187 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1340.417622][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.417739][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.417827][ T32] Call trace: [ 1340.417909][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.417972][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1340.417998][ T32] r4:00000000 [ 1340.418042][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.418090][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1340.418121][ T32] dd20: 7fd87000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1340.418152][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1340.418200][ T32] dd60: 80230ad0 80239bb0 900f0013 ffffffff [ 1340.418292][ T32] r5:900f0013 r4:80239bb0 [ 1340.418349][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.418397][ T32] r4:82ac21e4 [ 1340.418440][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.423428][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1340.423531][ T32] r4:dfa0ddc0 [ 1340.423589][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.423680][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1340.423712][ T32] r4:00000000 [ 1340.423800][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.423862][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1340.423908][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.423974][ T32] r5:00001000 r4:e0053000 [ 1340.423999][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.424051][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.424117][ T32] r5:84af7b8c r4:84af7800 [ 1340.424146][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.424196][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1340.424217][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.424263][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.424285][ T32] r4:84864380 [ 1340.424328][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.424380][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1340.424402][ T32] r4:00000001 [ 1340.424422][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.424459][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1340.424490][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.424518][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.424554][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.424610][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.424635][ T32] r4:84867140 [ 1340.424659][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.424710][ T32] INFO: task kworker/0:778:5189 blocked for more than 466 seconds. [ 1340.424753][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.424780][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.424824][ T32] task:kworker/0:778 state:D stack:0 pid:5189 tgid:5189 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1340.425041][ T32] r10:8291a684 r9:eb7c9d84 r8:00000002 r7:60000113 r6:eb7c9d8c r5:848b5400 ** 7 printk messages dropped ** [ 1340.425311][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) ** 7 printk messages dropped ** [ 1340.425601][ T32] r5:00001000 r4:eafbf000 ** 2 printk messages dropped ** [ 1340.425736][ T32] r5:85730b8c r4:85730800 ** 3 printk messages dropped ** [ 1340.425981][ T32] r10:61c88647 r9:848b5400 r8:844edf2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1340.426377][ T32] r4:849148c0 ** 4 printk messages dropped ** [ 1340.426735][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1340.427275][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1340.427576][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 10 printk messages dropped ** [ 1340.427932][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1340.428232][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1340.428568][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1340.520333][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7d1e08 ** 2 printk messages dropped ** [ 1340.520528][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.520637][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.520752][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84914cc0 [ 1340.520810][ T32] r4:00000000 [ 1340.520857][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.520964][ T32] r9:83018005 r8:848b4800 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 [ 1340.521026][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.521145][ T32] r5:00001000 r4:eb031000 [ 1340.521203][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.521297][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.521398][ T32] r5:85730f8c r4:85730c00 [ 1340.521450][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.521563][ T32] r7:dddced80 r6:83018000 r5:85730f8c r4:844edf80 [ 1340.521619][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.521745][ T32] r10:61c88647 r9:848b4800 r8:844edfac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.521823][ T32] r4:844edf80 [ 1340.521954][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.522074][ T32] r10:00000000 r9:844edf80 r8:80287e08 r7:eb619e60 r6:841c5280 r5:848b4800 [ 1340.522132][ T32] r4:00000001 [ 1340.522202][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.522294][ T32] Exception stack(0xeb7d1fb0 to 0xeb7d1ff8) [ 1340.522367][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.522438][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.522503][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.522590][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.522656][ T32] r4:84914a00 [ 1340.523024][ T32] INFO: task kworker/0:779:5191 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1340.523115][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.523300][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.523437][ T32] Call trace: [ 1340.523528][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.523643][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1340.523717][ T32] r4:00000000 [ 1340.523775][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.523888][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1340.523962][ T32] dd20: 81724000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1340.524045][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1340.524128][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.524193][ T32] r5:800f0013 r4:80239bb0 [ 1340.524265][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.524376][ T32] r4:82ac21e4 [ 1340.524431][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.524528][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1340.524582][ T32] r4:dfa0ddc0 [ 1340.524646][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.524748][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1340.524804][ T32] r4:00000000 [ 1340.524854][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.524950][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1340.525012][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.525106][ T32] r5:00001000 r4:e0053000 [ 1340.525154][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.525246][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1340.525806][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1340.526348][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1340.527195][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1340.527964][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1340.550817][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1340.551188][ T32] r5:8573278c r4:85732400 ** 1 printk messages dropped ** [ 1340.551298][ T32] r7:dddced80 r6:83018000 r5:8573278c r4:848e1000 ** 4 printk messages dropped ** [ 1340.551506][ T32] r10:00000000 r9:848e1000 r8:80287e08 r7:eb619e60 r6:841c5300 r5:848b3c00 ** 7 printk messages dropped ** [ 1340.551856][ T32] r4:84914b40 [ 1340.552027][ T32] INFO: task kworker/0:780:5193 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1340.552083][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.552206][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.552254][ T32] Call trace: [ 1340.552296][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.552352][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1340.552398][ T32] r4:00000000 [ 1340.552426][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.552488][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1340.552520][ T32] dd20: 81cfd000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1340.552569][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1340.552598][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.552622][ T32] r5:800f0013 r4:80239bb0 [ 1340.552643][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.552684][ T32] r4:82ac21e4 [ 1340.552704][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.552754][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1340.552787][ T32] r4:dfa0ddc0 [ 1340.552821][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.552888][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1340.552919][ T32] r4:00000000 [ 1340.552939][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.552983][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1340.553026][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.553094][ T32] r5:00001000 r4:e0053000 [ 1340.553153][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.553196][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.553237][ T32] r5:84af7b8c r4:84af7800 [ 1340.553278][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.553327][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1340.553349][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.553395][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.553417][ T32] r4:84864380 [ 1340.553436][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.553528][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1340.553554][ T32] r4:00000001 [ 1340.553594][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.553633][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1340.553660][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.553689][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.553722][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.553773][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.553799][ T32] r4:84867140 [ 1340.553820][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.553848][ T32] INFO: task kworker/0:781:5195 blocked for more than 467 seconds. ** 2 printk messages dropped ** [ 1340.553995][ T32] task:kworker/0:781 state:D stack:0 pid:5195 tgid:5195 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1340.554512][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) ** 10 printk messages dropped ** [ 1340.555065][ T32] r5:8573178c r4:85731400 ** 1 printk messages dropped ** [ 1340.555151][ T32] r7:dddced80 r6:83018000 r5:8573178c r4:848e1080 ** 5 printk messages dropped ** [ 1340.555459][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1340.555754][ T32] r4:84914e40 [ 1340.555863][ T32] INFO: task kworker/0:781:5195 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1340.555896][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.555964][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.556024][ T32] Call trace: [ 1340.556064][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.556141][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1340.556173][ T32] r4:00000000 [ 1340.556194][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.556256][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1340.556288][ T32] dd20: 81cfd000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1340.556338][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1340.556372][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.556407][ T32] r5:800f0013 r4:80239bb0 [ 1340.556431][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.556472][ T32] r4:82ac21e4 [ 1340.556527][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.556596][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1340.556664][ T32] r4:dfa0ddc0 [ 1340.556688][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.556759][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1340.556790][ T32] r4:00000000 [ 1340.556812][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.556856][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1340.556878][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.556920][ T32] r5:00001000 r4:e0053000 [ 1340.556961][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.557007][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.557071][ T32] r5:84af7b8c r4:84af7800 [ 1340.557095][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.557143][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1340.557165][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.557220][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.557295][ T32] r4:84864380 [ 1340.557318][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1340.557389][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1340.557623][ T32] r4:84867140 ** 5 printk messages dropped ** [ 1340.557891][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1340.558343][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1340.570259][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1340.570463][ T32] r10:61c88647 r9:856c8c00 r8:848e112c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1340.570883][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1340.571471][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1340.571923][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1340.572149][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 10 printk messages dropped ** [ 1340.572615][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1340.573073][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1340.573391][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1340.573811][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.573853][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7f1e08 [ 1340.573875][ T32] r4:00000000 [ 1340.573894][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1340.573949][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.573988][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.574051][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84824140 [ 1340.574078][ T32] r4:00000000 [ 1340.574119][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.574168][ T32] r9:83018005 r8:856ca400 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1340.574191][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.574232][ T32] r5:00001000 r4:eb1b1000 [ 1340.574253][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.574335][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.574424][ T32] r5:85731f8c r4:85731c00 [ 1340.574447][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.574516][ T32] r7:dddced80 r6:83018000 r5:85731f8c r4:848e1180 [ 1340.574562][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.574612][ T32] r10:61c88647 r9:856ca400 r8:848e11ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.574636][ T32] r4:848e1180 [ 1340.574655][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.574699][ T32] r10:00000000 r9:848e1180 r8:80287e08 r7:eb7d9e60 r6:841c5480 r5:856ca400 [ 1340.574730][ T32] r4:00000001 [ 1340.574797][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.574887][ T32] Exception stack(0xeb7f1fb0 to 0xeb7f1ff8) [ 1340.574919][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.574948][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.574976][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.575004][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.575026][ T32] r4:8491be40 [ 1340.575165][ T32] INFO: task kworker/0:783:5199 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1340.575201][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.575259][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.575303][ T32] Call trace: [ 1340.575368][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.575421][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1340.575445][ T32] r4:00000000 [ 1340.575486][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.575551][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1340.575583][ T32] dd20: 81cfd000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1340.575612][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1340.575637][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.575689][ T32] r5:800f0013 r4:80239bb0 [ 1340.575724][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.575788][ T32] r4:82ac21e4 [ 1340.575823][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.575889][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1340.575937][ T32] r4:dfa0ddc0 [ 1340.575986][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.576030][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1340.576073][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1340.576154][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 ** 9 printk messages dropped ** [ 1340.576679][ T32] r4:84864380 ** 2 printk messages dropped ** [ 1340.576814][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1340.577132][ T32] r4:84867140 ** 4 printk messages dropped ** [ 1340.577248][ T32] task:kworker/0:784 state:D stack:0 pid:5201 tgid:5201 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1340.577819][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7f9e08 ** 12 printk messages dropped ** [ 1340.578403][ T32] r5:8573238c r4:85732000 ** 1 printk messages dropped ** [ 1340.578469][ T32] r7:dddced80 r6:83018000 r5:8573238c r4:848e1200 ** 4 printk messages dropped ** [ 1340.609247][ T32] r10:00000000 r9:848e1200 r8:80287e08 r7:eb7d9e60 r6:841c5500 r5:856c9800 ** 5 printk messages dropped ** [ 1340.609512][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1340.609914][ T32] Call trace: ** 6 printk messages dropped ** [ 1340.610216][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 ** 7 printk messages dropped ** [ 1340.610521][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1340.610705][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.610775][ T32] r5:00001000 r4:e0053000 [ 1340.610818][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.610864][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.610950][ T32] r5:84af7b8c r4:84af7800 [ 1340.611012][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.611064][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1340.611085][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.611131][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.611153][ T32] r4:84864380 [ 1340.611172][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.611216][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1340.611261][ T32] r4:00000001 [ 1340.611285][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.611342][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1340.611386][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.611437][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.611467][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.611516][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.611584][ T32] r4:84867140 [ 1340.611608][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.611637][ T32] INFO: task kworker/0:785:5203 blocked for more than 467 seconds. [ 1340.611669][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.611718][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.611763][ T32] task:kworker/0:785 state:D stack:0 pid:5203 tgid:5203 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.611842][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.611911][ T32] Call trace: [ 1340.611956][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1340.612009][ T32] r10:8291a684 r9:eb801d84 r8:00000002 r7:60000113 r6:eb801d8c r5:856c8000 [ 1340.612032][ T32] r4:856c8000 [ 1340.612052][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1340.612107][ T32] r5:856c8000 r4:8291a680 [ 1340.612155][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1340.612370][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1340.612683][ T32] r5:00001000 r4:eb3d3000 [ 1340.612706][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.612781][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.612835][ T32] r5:85732f8c r4:85732c00 [ 1340.612857][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.612923][ T32] r7:dddced80 r6:83018000 r5:85732f8c r4:848e1280 [ 1340.612949][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.613018][ T32] r10:61c88647 r9:856c8000 r8:848e12ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.613068][ T32] r4:848e1280 [ 1340.613092][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.613138][ T32] r10:00000000 r9:848e1280 r8:80287e08 r7:eb7d9e60 r6:841c5580 r5:856c8000 [ 1340.613160][ T32] r4:00000001 [ 1340.613179][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.613214][ T32] Exception stack(0xeb801fb0 to 0xeb801ff8) [ 1340.613282][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.613337][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.613367][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.613397][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.613419][ T32] r4:848243c0 [ 1340.613533][ T32] INFO: task kworker/0:785:5203 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1340.613572][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.613634][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.613679][ T32] Call trace: [ 1340.613750][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.613802][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1340.613839][ T32] r4:00000000 [ 1340.613867][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.613907][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1340.613935][ T32] dd20: 825da000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1340.614013][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1340.614042][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.614114][ T32] r5:800f0013 r4:80239bb0 [ 1340.614138][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.614201][ T32] r4:82ac21e4 [ 1340.614248][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.614293][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1340.614346][ T32] r4:dfa0ddc0 [ 1340.614398][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.614486][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1340.614535][ T32] r4:00000000 [ 1340.614563][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.614608][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1340.614636][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.614678][ T32] r5:00001000 r4:e0053000 [ 1340.614699][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.614765][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.614833][ T32] r5:84af7b8c r4:84af7800 ** 1 printk messages dropped ** [ 1340.614934][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 ** 4 printk messages dropped ** [ 1340.615167][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 10 printk messages dropped ** [ 1340.615576][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1340.615882][ T32] r4:856cb000 ** 4 printk messages dropped ** [ 1340.616120][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb809e08 ** 3 printk messages dropped ** [ 1340.616296][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.616337][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84824500 [ 1340.616383][ T32] r4:00000000 [ 1340.616406][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.616474][ T32] r9:83018005 r8:856cb000 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1340.616506][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.616566][ T32] r5:00001000 r4:eb227000 [ 1340.616616][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.616678][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.616750][ T32] r5:85732b8c r4:85732800 [ 1340.616778][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.616825][ T32] r7:dddced80 r6:83018000 r5:85732b8c r4:848e1300 [ 1340.616845][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.616891][ T32] r10:61c88647 r9:856cb000 r8:848e132c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.616934][ T32] r4:848e1300 [ 1340.616957][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.617002][ T32] r10:00000000 r9:848e1300 r8:80287e08 r7:eb801e60 r6:841c5600 r5:856cb000 [ 1340.617026][ T32] r4:00000001 [ 1340.617064][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.617102][ T32] Exception stack(0xeb809fb0 to 0xeb809ff8) [ 1340.617152][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.617204][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.617255][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.617308][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.617338][ T32] r4:84824440 [ 1340.617437][ T32] INFO: task kworker/0:786:5205 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1340.617469][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.617523][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.617566][ T32] Call trace: [ 1340.617595][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.617679][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1340.617728][ T32] r4:00000000 [ 1340.617758][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 3 printk messages dropped ** [ 1340.617880][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 6 printk messages dropped ** [ 1340.618229][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 10 printk messages dropped ** [ 1340.640706][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 ** 4 printk messages dropped ** [ 1340.640953][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 9 printk messages dropped ** [ 1340.641266][ T32] INFO: task kworker/1:250:5210 blocked for more than 467 seconds. ** 7 printk messages dropped ** [ 1340.641573][ T32] r4:856cc800 ** 6 printk messages dropped ** [ 1340.641837][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) ** 7 printk messages dropped ** [ 1340.642225][ T32] r5:00001000 r4:eb38f000 ** 2 printk messages dropped ** [ 1340.642352][ T32] r5:856a1b8c r4:856a1800 ** 3 printk messages dropped ** [ 1340.642520][ T32] r10:61c88647 r9:856cc800 r8:841c56ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1340.642954][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1340.643513][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 ** 10 printk messages dropped ** [ 1340.643925][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 ** 7 printk messages dropped ** [ 1340.644242][ T32] r5:00001000 r4:e0053000 ** 6 printk messages dropped ** [ 1340.644531][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1340.644895][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1340.645128][ T32] task:kworker/1:251 state:D stack:0 pid:5211 tgid:5211 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1340.645716][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) ** 6 printk messages dropped ** [ 1340.646090][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1340.646390][ T32] r7:ddde2d80 r6:83018200 r5:84a79b8c r4:841c5780 [ 1340.646438][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.646488][ T32] r10:61c88647 r9:856cd400 r8:841c57ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.646511][ T32] r4:841c5780 [ 1340.646530][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.646574][ T32] r10:00000000 r9:841c5780 r8:80287e08 r7:eb799e60 r6:841c5800 r5:856cd400 [ 1340.646596][ T32] r4:00000001 [ 1340.646615][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.646651][ T32] Exception stack(0xeb805fb0 to 0xeb805ff8) [ 1340.646699][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.646768][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.646816][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.646871][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.646917][ T32] r4:84808500 [ 1340.647025][ T32] INFO: task kworker/1:251:5211 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1340.647057][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.647201][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.647261][ T32] Call trace: [ 1340.647317][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.647367][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1340.647400][ T32] r4:00000000 [ 1340.647424][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.647464][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1340.647513][ T32] dd20: 82b4a000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1340.647545][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1340.647652][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.647681][ T32] r5:800f0013 r4:80239bb0 [ 1340.647702][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.647770][ T32] r4:82ac21e4 [ 1340.647795][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.647838][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1340.647873][ T32] r4:dfa0ddc0 [ 1340.647896][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.647938][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1340.647983][ T32] r4:00000000 [ 1340.648007][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.648068][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1340.648121][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.648175][ T32] r5:00001000 r4:e0053000 [ 1340.648199][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.648261][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.648312][ T32] r5:84af7b8c r4:84af7800 [ 1340.648331][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.648401][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1340.648431][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.663018][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.663061][ T32] r4:84864380 [ 1340.663107][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.663190][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1340.663259][ T32] r4:00000001 [ 1340.663283][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.663345][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1340.663401][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.663433][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.663460][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.663490][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.663512][ T32] r4:84867140 [ 1340.663559][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.663591][ T32] INFO: task kworker/0:787:5213 blocked for more than 467 seconds. [ 1340.663645][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.663674][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.663696][ T32] task:kworker/0:787 state:D stack:0 pid:5213 tgid:5213 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.663807][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.663922][ T32] Call trace: [ 1340.664002][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1340.664190][ T32] r5:856cec00 r4:8291a680 ** 4 printk messages dropped ** [ 1340.664360][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) ** 10 printk messages dropped ** [ 1340.664882][ T32] r5:8573338c r4:85733000 ** 1 printk messages dropped ** [ 1340.664971][ T32] r7:dddced80 r6:83018000 r5:8573338c r4:848e1380 ** 5 printk messages dropped ** [ 1340.665154][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1340.665426][ T32] r4:84824680 ** 2 printk messages dropped ** [ 1340.665708][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1340.666096][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1340.666461][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 10 printk messages dropped ** [ 1340.666948][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1340.667316][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1340.667652][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1340.668059][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1340.685019][ T32] r5:85733b8c r4:85733800 ** 1 printk messages dropped ** [ 1340.685143][ T32] r7:dddced80 r6:83018000 r5:85733b8c r4:848e1400 ** 5 printk messages dropped ** [ 1340.685398][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1340.685520][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.685548][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.685576][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.685621][ T32] r4:84824680 [ 1340.685804][ T32] INFO: task kworker/0:788:5215 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1340.685878][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.686034][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.686134][ T32] Call trace: [ 1340.686192][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.686246][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1340.686293][ T32] r4:00000000 [ 1340.686334][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.686405][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1340.686439][ T32] dd20: 8312f000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1340.686470][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1340.686496][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.686543][ T32] r5:800f0013 r4:80239bb0 [ 1340.686567][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.686635][ T32] r4:82ac21e4 [ 1340.686659][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.686702][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1340.686730][ T32] r4:dfa0ddc0 [ 1340.686788][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.686885][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1340.686912][ T32] r4:00000000 [ 1340.686933][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.687008][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1340.687045][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.687088][ T32] r5:00001000 r4:e0053000 [ 1340.687108][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.687157][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.687202][ T32] r5:84af7b8c r4:84af7800 [ 1340.687223][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.687279][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1340.687325][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.687394][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.687421][ T32] r4:84864380 [ 1340.687441][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.687570][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1340.687596][ T32] r4:00000001 [ 1340.687615][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.687651][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1340.687687][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.687744][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.687774][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.687803][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.687846][ T32] r4:84867140 [ 1340.687871][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.687901][ T32] INFO: task kworker/0:789:5216 blocked for more than 467 seconds. [ 1340.687955][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.687986][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.688007][ T32] task:kworker/0:789 state:D stack:0 pid:5216 tgid:5216 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.688115][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.688160][ T32] Call trace: [ 1340.688212][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1340.688261][ T32] r10:8291a684 r9:eb821d84 r8:00000002 r7:60000113 r6:eb821d8c r5:856ce000 [ 1340.688284][ T32] r4:856ce000 [ 1340.688304][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1340.688366][ T32] r5:856ce000 r4:8291a680 [ 1340.688399][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.688442][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.688484][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb821e08 [ 1340.693381][ T32] r4:00000000 [ 1340.693443][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1340.693495][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.693534][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.693576][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84824680 [ 1340.693598][ T32] r4:00000000 [ 1340.693640][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.693690][ T32] r9:83018005 r8:856ce000 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 ** 4 printk messages dropped ** [ 1340.693923][ T32] r5:8573378c r4:85733400 ** 1 printk messages dropped ** [ 1340.694017][ T32] r7:dddced80 r6:83018000 r5:8573378c r4:848e1480 ** 4 printk messages dropped ** [ 1340.694205][ T32] r10:00000000 r9:848e1480 r8:80287e08 r7:eb81de60 r6:841c5980 r5:856ce000 ** 10 printk messages dropped ** [ 1340.694884][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1340.695068][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1340.695235][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1340.695277][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.695303][ T32] r5:800f0013 r4:80239bb0 [ 1340.695325][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.695382][ T32] r4:82ac21e4 [ 1340.695426][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.695498][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1340.695524][ T32] r4:dfa0ddc0 [ 1340.695544][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.695585][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1340.695608][ T32] r4:00000000 [ 1340.695627][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.695671][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1340.695692][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.695741][ T32] r5:00001000 r4:e0053000 [ 1340.695761][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.695800][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.695853][ T32] r5:84af7b8c r4:84af7800 [ 1340.695885][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.695933][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1340.695994][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.696044][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.696067][ T32] r4:84864380 [ 1340.696087][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.696132][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1340.696154][ T32] r4:00000001 [ 1340.696173][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.696207][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1340.696234][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.696263][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.696289][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.696317][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.696338][ T32] r4:84867140 [ 1340.696359][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.696385][ T32] INFO: task kworker/0:790:5218 blocked for more than 467 seconds. [ 1340.696446][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.696476][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.696497][ T32] task:kworker/0:790 state:D stack:0 pid:5218 tgid:5218 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.696542][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.696646][ T32] Call trace: [ 1340.696702][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1340.696757][ T32] r10:8291a684 r9:eb829d84 r8:00000002 r7:60000113 r6:eb829d8c r5:856d0c00 ** 5 printk messages dropped ** [ 1340.696964][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb829e08 ** 9 printk messages dropped ** [ 1340.697368][ T32] r5:00001000 r4:eb4d7000 ** 2 printk messages dropped ** [ 1340.697492][ T32] r5:8573838c r4:85738000 ** 3 printk messages dropped ** [ 1340.697703][ T32] r10:61c88647 r9:856d0c00 r8:848e152c r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1340.698151][ T32] r4:84824b00 ** 4 printk messages dropped ** [ 1340.721836][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1340.722560][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1340.722985][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1340.723558][ T32] r5:84af7b8c r4:84af7800 ** 6 printk messages dropped ** [ 1340.724125][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 9 printk messages dropped ** [ 1340.724758][ T32] INFO: task kworker/0:791:5221 blocked for more than 467 seconds. ** 7 printk messages dropped ** [ 1340.725423][ T32] r4:85703c00 ** 3 printk messages dropped ** [ 1340.725678][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.725765][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb811e08 [ 1340.725838][ T32] r4:00000000 [ 1340.725884][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1340.725946][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.726019][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.726099][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84824d40 [ 1340.726139][ T32] r4:00000000 [ 1340.726185][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.726280][ T32] r9:83018005 r8:85703c00 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1340.726349][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.726486][ T32] r5:00001000 r4:eb497000 [ 1340.726530][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.726611][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.726692][ T32] r5:85733f8c r4:85733c00 [ 1340.726735][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.726853][ T32] r7:dddced80 r6:83018000 r5:85733f8c r4:848e1580 [ 1340.726897][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.726986][ T32] r10:61c88647 r9:85703c00 r8:848e15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.727030][ T32] r4:848e1580 [ 1340.727072][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.727138][ T32] r10:00000000 r9:848e1580 r8:80287e08 r7:eb829e60 r6:848e1600 r5:85703c00 [ 1340.727186][ T32] r4:00000001 [ 1340.727222][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.727290][ T32] Exception stack(0xeb811fb0 to 0xeb811ff8) [ 1340.727341][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.727398][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.727453][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.727507][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.727552][ T32] r4:84824c40 [ 1340.727857][ T32] INFO: task kworker/0:791:5221 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1340.727926][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.728034][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.728134][ T32] Call trace: [ 1340.728202][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.728388][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1340.745373][ T32] r4:00000000 [ 1340.745516][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.745655][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1340.745730][ T32] dd20: 837d4000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1340.745794][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 ** 6 printk messages dropped ** [ 1340.746343][ T32] r4:dfa0ddc0 ** 5 printk messages dropped ** [ 1340.746853][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1340.747735][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 8 printk messages dropped ** [ 1340.748235][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 7 printk messages dropped ** [ 1340.763856][ T32] r10:8291a684 r9:eb82dd84 r8:00000002 r7:60000113 r6:eb82dd8c r5:85704800 [ 1340.763904][ T32] r4:85704800 [ 1340.763949][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1340.764051][ T32] r5:85704800 r4:8291a680 [ 1340.764119][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.764209][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.764292][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb82de08 [ 1340.764341][ T32] r4:00000000 [ 1340.764384][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1340.764454][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.764534][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.764638][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84912940 [ 1340.764695][ T32] r4:00000000 [ 1340.764743][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.764861][ T32] r9:83018005 r8:85704800 r7:00000000 r6:83018000 r5:00001000 r4:7f079000 [ 1340.764943][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.765041][ T32] r5:00001000 r4:eb4eb000 [ 1340.765087][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.765220][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.765316][ T32] r5:8573878c r4:85738400 [ 1340.765362][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.765453][ T32] r7:dddced80 r6:83018000 r5:8573878c r4:848e1680 [ 1340.765502][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.765597][ T32] r10:61c88647 r9:85704800 r8:848e16ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.765639][ T32] r4:848e1680 [ 1340.765686][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.765782][ T32] r10:00000000 r9:848e1680 r8:80287e08 r7:eb829e60 r6:848e1700 r5:85704800 [ 1340.765826][ T32] r4:00000001 [ 1340.765896][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.765994][ T32] Exception stack(0xeb82dfb0 to 0xeb82dff8) [ 1340.766050][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.766131][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.766192][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.766267][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.766335][ T32] r4:84824bc0 [ 1340.766614][ T32] INFO: task kworker/0:792:5224 is blocked on a mutex likely owned by task kworker/1:7:3126. ** 3 printk messages dropped ** [ 1340.767055][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1340.767884][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1340.768254][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 9 printk messages dropped ** [ 1340.780004][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 ** 5 printk messages dropped ** [ 1340.780376][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1340.780725][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1340.781395][ T32] Call trace: ** 6 printk messages dropped ** [ 1340.781894][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1340.782481][ T32] r9:83018205 r8:85583000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 ** 7 printk messages dropped ** [ 1340.783112][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1340.783527][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1340.784202][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) ** 11 printk messages dropped ** [ 1340.784843][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 ** 10 printk messages dropped ** [ 1340.785589][ T32] r5:84af7b8c r4:84af7800 ** 5 printk messages dropped ** [ 1340.785892][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1340.786383][ T32] r4:84867140 ** 5 printk messages dropped ** [ 1340.786841][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1340.787361][ T32] r5:84964800 r4:8291a680 ** 5 printk messages dropped ** [ 1340.787796][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1340.816165][ T32] r5:85738b8c r4:85738800 ** 3 printk messages dropped ** [ 1340.816355][ T32] r10:61c88647 r9:84964800 r8:848e182c r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1340.816854][ T32] r4:8456a880 ** 3 printk messages dropped ** [ 1340.817295][ T32] Call trace: ** 1 printk messages dropped ** [ 1340.817436][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1340.817469][ T32] r4:00000000 [ 1340.817490][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.817552][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1340.817589][ T32] dd20: 83f55000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1340.817663][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1340.817737][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.817766][ T32] r5:800f0013 r4:80239bb0 [ 1340.817841][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.817887][ T32] r4:82ac21e4 [ 1340.817909][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.817967][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1340.818015][ T32] r4:dfa0ddc0 [ 1340.818085][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.818158][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1340.818189][ T32] r4:00000000 [ 1340.818209][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.818256][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1340.818278][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.818371][ T32] r5:00001000 r4:e0053000 [ 1340.818395][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.818436][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.818478][ T32] r5:84af7b8c r4:84af7800 [ 1340.831260][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.831393][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1340.831437][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.831497][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.831521][ T32] r4:84864380 [ 1340.831543][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.831593][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1340.831615][ T32] r4:00000001 [ 1340.831635][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.831694][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1340.831758][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.831848][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.831880][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.831930][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.831961][ T32] r4:84867140 [ 1340.831985][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.832016][ T32] INFO: task kworker/0:794:5229 blocked for more than 467 seconds. [ 1340.832049][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.832097][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.832134][ T32] task:kworker/0:794 state:D stack:0 pid:5229 tgid:5229 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.832206][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.832262][ T32] Call trace: [ 1340.832299][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1340.832396][ T32] r10:8291a684 r9:eb839d84 r8:00000002 r7:60000113 r6:eb839d8c r5:856d3000 [ 1340.832450][ T32] r4:856d3000 [ 1340.832489][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1340.832537][ T32] r5:856d3000 r4:8291a680 [ 1340.832558][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.832598][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1340.832757][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1340.833108][ T32] r5:00001000 r4:eb51b000 ** 2 printk messages dropped ** [ 1340.833214][ T32] r5:85738f8c r4:85738c00 ** 3 printk messages dropped ** [ 1340.833403][ T32] r10:61c88647 r9:856d3000 r8:848e192c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1340.833716][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1340.834294][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 ** 10 printk messages dropped ** [ 1340.834844][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 ** 11 printk messages dropped ** [ 1340.835731][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1340.836639][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1340.837342][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1340.837943][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1340.849872][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1340.850260][ T32] r10:61c88647 r9:84966000 r8:848e19ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1340.850574][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1340.851048][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1340.851443][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 ** 10 printk messages dropped ** [ 1340.851895][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1340.852469][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1340.852650][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1340.852706][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.852752][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.852801][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.852839][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.852893][ T32] r4:84867140 [ 1340.852928][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.852984][ T32] INFO: task kworker/0:796:5233 blocked for more than 467 seconds. [ 1340.853022][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.853072][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.853098][ T32] task:kworker/0:796 state:D stack:0 pid:5233 tgid:5233 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.853175][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.853243][ T32] Call trace: [ 1340.853274][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1340.853366][ T32] r10:8291a684 r9:eb83dd84 r8:00000002 r7:60000113 r6:eb83dd8c r5:84920000 [ 1340.853404][ T32] r4:84920000 [ 1340.853462][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1340.853517][ T32] r5:84920000 r4:8291a680 [ 1340.853547][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.853617][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.853669][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb83de08 [ 1340.853713][ T32] r4:00000000 [ 1340.853742][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1340.853779][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.853814][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.853874][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847ff280 [ 1340.853906][ T32] r4:00000000 [ 1340.853927][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.853994][ T32] r9:83018005 r8:84920000 r7:00000000 r6:83018000 r5:00001000 r4:7f07f000 [ 1340.854047][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.854115][ T32] r5:00001000 r4:eb52b000 [ 1340.854144][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.854196][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.854243][ T32] r5:8573938c r4:85739000 [ 1340.854264][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.854309][ T32] r7:dddced80 r6:83018000 r5:8573938c r4:848e1a80 [ 1340.854345][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.854404][ T32] r10:61c88647 r9:84920000 r8:848e1aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.854430][ T32] r4:848e1a80 [ 1340.854465][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.854514][ T32] r10:00000000 r9:848e1a80 r8:80287e08 r7:eb835e60 r6:848e1b00 r5:84920000 [ 1340.854548][ T32] r4:00000001 [ 1340.854577][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.854635][ T32] Exception stack(0xeb83dfb0 to 0xeb83dff8) [ 1340.854666][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.854766][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.854809][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.854843][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.854867][ T32] r4:847ff100 [ 1340.855005][ T32] INFO: task kworker/0:796:5233 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1340.855042][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.855123][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.855182][ T32] Call trace: [ 1340.855214][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.855265][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1340.855313][ T32] r4:00000000 [ 1340.855338][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.855405][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1340.855438][ T32] dd20: 8448f000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1340.855467][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1340.855513][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.855540][ T32] r5:800f0013 r4:80239bb0 [ 1340.855562][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.855621][ T32] r4:82ac21e4 [ 1340.855656][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.855726][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1340.855768][ T32] r4:dfa0ddc0 [ 1340.855791][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.855844][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1340.855892][ T32] r4:00000000 [ 1340.855931][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.855984][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1340.856027][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.856091][ T32] r5:00001000 r4:e0053000 [ 1340.856116][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.856179][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.856252][ T32] r5:84af7b8c r4:84af7800 [ 1340.856280][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.856329][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1340.856372][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.856423][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1340.856686][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) ** 8 printk messages dropped ** [ 1340.856976][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1340.857431][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1340.857940][ T32] r5:00001000 r4:eb5dd000 ** 4 printk messages dropped ** [ 1340.858158][ T32] r7:dddced80 r6:83018000 r5:85739f8c r4:848e1b80 ** 4 printk messages dropped ** [ 1340.858395][ T32] r10:00000000 r9:848e1b80 r8:80287e08 r7:eb835e60 r6:848e1c00 r5:84920c00 ** 10 printk messages dropped ** [ 1340.880321][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1340.880657][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) ** 4 printk messages dropped ** [ 1340.880940][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 8 printk messages dropped ** [ 1340.881497][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 ** 10 printk messages dropped ** [ 1340.882046][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1340.882364][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1340.882859][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1340.883552][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1340.884192][ T32] r9:83018005 r8:84921800 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 ** 4 printk messages dropped ** [ 1340.884610][ T32] r5:85739b8c r4:85739800 [ 1340.884667][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.884843][ T32] r7:dddced80 r6:83018000 r5:85739b8c r4:848e1c80 [ 1340.884893][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.884988][ T32] r10:61c88647 r9:84921800 r8:848e1cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.885033][ T32] r4:848e1c80 [ 1340.885070][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.885157][ T32] r10:00000000 r9:848e1c80 r8:80287e08 r7:eb841e60 r6:848e1d00 r5:84921800 [ 1340.885217][ T32] r4:00000001 [ 1340.885270][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.885313][ T32] Exception stack(0xeb845fb0 to 0xeb845ff8) [ 1340.885341][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.885391][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.885421][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.885451][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.885494][ T32] r4:847ff440 [ 1340.885638][ T32] INFO: task kworker/0:798:5237 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1340.885675][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.885761][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.885811][ T32] Call trace: [ 1340.885842][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.885915][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1340.885948][ T32] r4:00000000 [ 1340.885969][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.886026][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1340.886088][ T32] dd20: 84965000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1340.886120][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1340.886146][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.886191][ T32] r5:800f0013 r4:80239bb0 [ 1340.886219][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.886261][ T32] r4:82ac21e4 [ 1340.886281][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.886345][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1340.886372][ T32] r4:dfa0ddc0 [ 1340.886393][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.886434][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1340.886478][ T32] r4:00000000 [ 1340.886522][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.886571][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1340.886593][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.886635][ T32] r5:00001000 r4:e0053000 [ 1340.886664][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.886708][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.886795][ T32] r5:84af7b8c r4:84af7800 [ 1340.886821][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.886870][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1340.886891][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.886948][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.886974][ T32] r4:84864380 [ 1340.886994][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.887071][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1340.887099][ T32] r4:00000001 [ 1340.887119][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.887176][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1340.887206][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.887237][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.887265][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.887293][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.887337][ T32] r4:84867140 [ 1340.887361][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.887387][ T32] INFO: task kworker/0:799:5239 blocked for more than 467 seconds. [ 1340.887416][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.887439][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.887460][ T32] task:kworker/0:799 state:D stack:0 pid:5239 tgid:5239 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.887527][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.887591][ T32] Call trace: ** 2 printk messages dropped ** [ 1340.887738][ T32] r4:84922400 ** 4 printk messages dropped ** [ 1340.887962][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb849e08 ** 11 printk messages dropped ** [ 1340.913909][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1340.914290][ T32] r4:848e1d80 ** 7 printk messages dropped ** [ 1340.914724][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1340.915392][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 ** 8 printk messages dropped ** [ 1340.915861][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1340.916272][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1340.916765][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1340.917660][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) ** 7 printk messages dropped ** [ 1340.918136][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1340.941090][ T32] r4:84923000 ** 3 printk messages dropped ** [ 1340.941252][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1340.941583][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1340.941880][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1340.942211][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1340.942271][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.942293][ T32] r4:847ff900 [ 1340.942467][ T32] INFO: task kworker/0:800:5240 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1340.942501][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.942577][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.942643][ T32] Call trace: [ 1340.942676][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.942768][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1340.942830][ T32] r4:00000000 [ 1340.942860][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.942904][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1340.942932][ T32] dd20: 8546d000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1340.942961][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1340.942991][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.943015][ T32] r5:800f0013 r4:80239bb0 [ 1340.943036][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.943076][ T32] r4:82ac21e4 [ 1340.943097][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.943151][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1340.943210][ T32] r4:dfa0ddc0 [ 1340.943243][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.943307][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1340.943333][ T32] r4:00000000 [ 1340.943354][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.943421][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1340.943452][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.943494][ T32] r5:00001000 r4:e0053000 [ 1340.943516][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.943555][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.943596][ T32] r5:84af7b8c r4:84af7800 [ 1340.943616][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.943687][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1340.943717][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.943772][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.943796][ T32] r4:84864380 [ 1340.943815][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.943861][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1340.943904][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1340.943975][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) ** 6 printk messages dropped ** [ 1340.944241][ T32] INFO: task kworker/0:801:5244 blocked for more than 467 seconds. ** 9 printk messages dropped ** [ 1340.944762][ T32] r5:84923c00 r4:8291a680 ** 5 printk messages dropped ** [ 1340.944945][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1340.945330][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1340.945637][ T32] r4:848e1f80 ** 2 printk messages dropped ** [ 1340.945735][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1340.945872][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.945899][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.945928][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.945971][ T32] r4:847ff800 [ 1340.946110][ T32] INFO: task kworker/0:801:5244 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1340.946193][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.946329][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.946412][ T32] Call trace: [ 1340.946489][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.946604][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1340.946668][ T32] r4:00000000 [ 1340.946726][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.946831][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1340.946886][ T32] dd20: 8546d000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1340.946943][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1340.946994][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.947051][ T32] r5:800f0013 r4:80239bb0 [ 1340.947100][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.947167][ T32] r4:82ac21e4 [ 1340.947201][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.947249][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1340.947293][ T32] r4:dfa0ddc0 [ 1340.947337][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.947408][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1340.947439][ T32] r4:00000000 [ 1340.947460][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.947504][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1340.947526][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.947577][ T32] r5:00001000 r4:e0053000 [ 1340.947601][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.947643][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.947689][ T32] r5:84af7b8c r4:84af7800 [ 1340.947736][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.947793][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1340.947816][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.947872][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.947897][ T32] r4:84864380 [ 1340.947917][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.947976][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 3 printk messages dropped ** [ 1340.948106][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1340.965706][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1340.966084][ T32] r5:84924800 r4:8291a680 ** 3 printk messages dropped ** [ 1340.966325][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1340.966615][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847ffd80 ** 6 printk messages dropped ** [ 1340.966986][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1340.967505][ T32] r10:00000000 r9:84855080 r8:80287e08 r7:eb84de60 r6:84855100 r5:84924800 ** 6 printk messages dropped ** [ 1340.967811][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1340.968396][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) ** 5 printk messages dropped ** [ 1340.974604][ T32] r4:82ac21e4 [ 1340.974626][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.974669][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1340.974704][ T32] r4:dfa0ddc0 [ 1340.974735][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.974817][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1340.974844][ T32] r4:00000000 [ 1340.974896][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.974987][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1340.975019][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.975075][ T32] r5:00001000 r4:e0053000 [ 1340.975121][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.975189][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.975241][ T32] r5:84af7b8c r4:84af7800 [ 1340.975285][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.975363][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1340.975394][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.975463][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.975518][ T32] r4:84864380 [ 1340.975547][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.975595][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1340.975640][ T32] r4:00000001 [ 1340.975687][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.975744][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1340.975777][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.975835][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.975888][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.975925][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.975949][ T32] r4:84867140 [ 1340.975972][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.976003][ T32] INFO: task kworker/0:803:5247 blocked for more than 467 seconds. [ 1340.976036][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.976062][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.976083][ T32] task:kworker/0:803 state:D stack:0 pid:5247 tgid:5247 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.976141][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.976186][ T32] Call trace: [ 1340.976231][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1340.976286][ T32] r10:8291a684 r9:eb85dd84 r8:00000002 r7:60000013 r6:eb85dd8c r5:856d1800 ** 4 printk messages dropped ** [ 1340.976452][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 11 printk messages dropped ** [ 1340.976832][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1340.977116][ T32] r10:61c88647 r9:856d1800 r8:848551ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1340.977467][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1340.978081][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1340.978280][ T32] r5:800f0013 r4:80239bb0 ** 3 printk messages dropped ** [ 1340.978537][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 ** 9 printk messages dropped ** [ 1340.991560][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1340.992217][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) ** 6 printk messages dropped ** [ 1340.992670][ T32] INFO: task kworker/0:804:5249 blocked for more than 467 seconds. ** 11 printk messages dropped ** [ 1340.993594][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1340.994035][ T32] r5:00001000 r4:eaaad000 ** 2 printk messages dropped ** [ 1340.994181][ T32] r5:8573b38c r4:8573b000 ** 3 printk messages dropped ** [ 1340.994367][ T32] r10:61c88647 r9:856d2400 r8:8485522c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1340.995009][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1340.995555][ T32] Call trace: ** 5 printk messages dropped ** [ 1340.995830][ T32] dd20: 85dcf000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1340.995880][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1340.995910][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.995935][ T32] r5:800f0013 r4:80239bb0 [ 1340.995968][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.996022][ T32] r4:82ac21e4 [ 1340.996046][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.996089][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1340.996133][ T32] r4:dfa0ddc0 [ 1340.996205][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.996250][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1340.996273][ T32] r4:00000000 [ 1340.996293][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.996359][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1340.996411][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.996463][ T32] r5:00001000 r4:e0053000 [ 1340.996507][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.996585][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.996653][ T32] r5:84af7b8c r4:84af7800 [ 1340.996705][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.996766][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1340.996788][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.996835][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.996857][ T32] r4:84864380 [ 1340.996905][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.996973][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1340.997019][ T32] r4:00000001 [ 1340.997048][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.997136][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1340.997173][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.997204][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.997231][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.997269][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.997294][ T32] r4:84867140 [ 1340.997315][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.997340][ T32] INFO: task kworker/0:805:5251 blocked for more than 467 seconds. [ 1340.997368][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.997393][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.997424][ T32] task:kworker/0:805 state:D stack:0 pid:5251 tgid:5251 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.997519][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.997593][ T32] Call trace: [ 1340.997668][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1340.997726][ T32] r10:8291a684 r9:eb865d84 r8:00000002 r7:60000013 r6:eb865d8c r5:856d4800 [ 1340.997780][ T32] r4:856d4800 [ 1340.997817][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1340.997870][ T32] r5:856d4800 r4:8291a680 [ 1340.997890][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.997930][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.997972][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb865e08 [ 1340.998015][ T32] r4:00000000 [ 1340.998039][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1340.998075][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.998119][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.998163][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84824d80 ** 1 printk messages dropped ** [ 1340.998206][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1341.022994][ T32] r5:8573b78c r4:8573b400 ** 4 printk messages dropped ** [ 1341.023219][ T32] r4:84855280 ** 6 printk messages dropped ** [ 1341.023519][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1341.024166][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1341.024351][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 ** 9 printk messages dropped ** [ 1341.025229][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1341.025862][ T32] r5:84af7b8c r4:84af7800 ** 4 printk messages dropped ** [ 1341.026269][ T32] r4:84864380 ** 3 printk messages dropped ** [ 1341.026499][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1341.027078][ T32] INFO: task kworker/0:806:5253 blocked for more than 467 seconds. ** 7 printk messages dropped ** [ 1341.027816][ T32] r4:856d5400 ** 4 printk messages dropped ** [ 1341.028195][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb869e08 ** 9 printk messages dropped ** [ 1341.049683][ T32] r5:00001000 r4:eaf99000 ** 4 printk messages dropped ** [ 1341.050095][ T32] r7:dddced80 r6:83018000 r5:8573bf8c r4:84855300 ** 5 printk messages dropped ** [ 1341.050570][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1341.051014][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1341.051806][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) ** 7 printk messages dropped ** [ 1341.052177][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 ** 3 printk messages dropped ** [ 1341.052312][ T32] r4:00000000 [ 1341.052332][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.052377][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1341.052399][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.052440][ T32] r5:00001000 r4:e0053000 [ 1341.052460][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.052499][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.052572][ T32] r5:84af7b8c r4:84af7800 [ 1341.052598][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.052647][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1341.052668][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.052714][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.052745][ T32] r4:84864380 [ 1341.052766][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.052811][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1341.052843][ T32] r4:00000001 [ 1341.052867][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.052905][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1341.052964][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.053006][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.053034][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.053071][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.053143][ T32] r4:84867140 [ 1341.053261][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.053370][ T32] INFO: task kworker/0:807:5255 blocked for more than 467 seconds. [ 1341.053461][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.053522][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.053564][ T32] task:kworker/0:807 state:D stack:0 pid:5255 tgid:5255 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.053659][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.053763][ T32] Call trace: [ 1341.053827][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1341.053923][ T32] r10:8291a684 r9:eb86dd84 r8:00000002 r7:60000113 r6:eb86dd8c r5:856d6000 [ 1341.054002][ T32] r4:856d6000 [ 1341.054052][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1341.054167][ T32] r5:856d6000 r4:8291a680 [ 1341.054218][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.054302][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.054426][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb86de08 [ 1341.054483][ T32] r4:00000000 [ 1341.054526][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1341.054631][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1341.054714][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.054844][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484c480 [ 1341.054980][ T32] r4:00000000 [ 1341.055061][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.055166][ T32] r9:83018005 r8:856d6000 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 [ 1341.055223][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.055322][ T32] r5:00001000 r4:eb23d000 [ 1341.055370][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.055433][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.055487][ T32] r5:8574038c r4:85740000 ** 1 printk messages dropped ** [ 1341.055593][ T32] r7:dddced80 r6:83018000 r5:8574038c r4:84855380 ** 5 printk messages dropped ** [ 1341.055912][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1341.056153][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1341.056766][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) ** 7 printk messages dropped ** [ 1341.057029][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 ** 9 printk messages dropped ** [ 1341.057358][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1341.057711][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1341.057981][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1341.058433][ T32] r10:8291a684 r9:eb871d84 r8:00000002 r7:60000113 r6:eb871d8c r5:856d6c00 ** 8 printk messages dropped ** [ 1341.081307][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1341.081670][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1341.082023][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1341.082258][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1341.082980][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 ** 8 printk messages dropped ** [ 1341.083338][ T32] r4:82ac21e4 [ 1341.083370][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.083416][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1341.083439][ T32] r4:dfa0ddc0 [ 1341.083474][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.083519][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1341.083542][ T32] r4:00000000 [ 1341.083572][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.083640][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1341.083674][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.083726][ T32] r5:00001000 r4:e0053000 [ 1341.083782][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.083828][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.083871][ T32] r5:84af7b8c r4:84af7800 [ 1341.083892][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.083968][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1341.083999][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.084048][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.084070][ T32] r4:84864380 [ 1341.084090][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.084167][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1341.084194][ T32] r4:00000001 [ 1341.084215][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.084252][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1341.084278][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.084338][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.084405][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.084489][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.084543][ T32] r4:84867140 [ 1341.084610][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.084685][ T32] INFO: task kworker/0:809:5258 blocked for more than 467 seconds. [ 1341.084778][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.084838][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.084883][ T32] task:kworker/0:809 state:D stack:0 pid:5258 tgid:5258 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.084977][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.085068][ T32] Call trace: [ 1341.085131][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1341.085220][ T32] r10:8291a684 r9:eb875d84 r8:00000002 r7:60000013 r6:eb875d8c r5:856d3c00 [ 1341.085267][ T32] r4:856d3c00 [ 1341.085311][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1341.085429][ T32] r5:856d3c00 r4:8291a680 [ 1341.085478][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.085565][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.085654][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb875e08 [ 1341.085714][ T32] r4:00000000 [ 1341.085764][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1341.085833][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1341.085931][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.086022][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484c5c0 [ 1341.086069][ T32] r4:00000000 [ 1341.086112][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.086201][ T32] r9:83018005 r8:856d3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f063000 [ 1341.086265][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.086391][ T32] r5:00001000 r4:eb277000 [ 1341.086440][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.086534][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.086623][ T32] r5:8574078c r4:85740400 [ 1341.086688][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.086813][ T32] r7:dddced80 r6:83018000 r5:8574078c r4:84855480 [ 1341.086861][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.086953][ T32] r10:61c88647 r9:856d3c00 r8:848554ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.087000][ T32] r4:84855480 [ 1341.087044][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.087133][ T32] r10:00000000 r9:84855480 r8:80287e08 r7:eb871e60 r6:841c5e80 r5:856d3c00 [ 1341.087179][ T32] r4:00000001 [ 1341.087240][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.087324][ T32] Exception stack(0xeb875fb0 to 0xeb875ff8) [ 1341.087403][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.087468][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.087553][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.087628][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.087678][ T32] r4:8484c500 [ 1341.087892][ T32] INFO: task kworker/0:809:5258 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1341.087967][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1341.099115][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1341.099167][ T32] dd20: 86b38000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1341.099200][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1341.099226][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1341.099255][ T32] r5:800f0013 r4:80239bb0 [ 1341.099278][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.099331][ T32] r4:82ac21e4 [ 1341.099352][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.099421][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1341.099451][ T32] r4:dfa0ddc0 [ 1341.099520][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.099568][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1341.099592][ T32] r4:00000000 [ 1341.099612][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.099659][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1341.099682][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1341.100081][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1341.100344][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1341.100777][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1341.101061][ T32] r5:856d0000 r4:8291a680 ** 5 printk messages dropped ** [ 1341.101297][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1341.101670][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1341.101912][ T32] r10:61c88647 r9:856d0000 r8:8485552c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1341.102414][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1341.103488][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 ** 8 printk messages dropped ** [ 1341.104137][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1341.104345][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 9 printk messages dropped ** [ 1341.104776][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 ** 6 printk messages dropped ** [ 1341.105014][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 10 printk messages dropped ** [ 1341.105370][ T32] task:kworker/0:811 state:D stack:0 pid:5264 tgid:5264 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1341.105860][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb851e08 ** 4 printk messages dropped ** [ 1341.106088][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cac0 [ 1341.106112][ T32] r4:00000000 [ 1341.106132][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.106179][ T32] r9:83018005 r8:85702400 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [ 1341.106201][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.106243][ T32] r5:00001000 r4:eb64d000 [ 1341.106297][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.106391][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.106437][ T32] r5:8574138c r4:85741000 [ 1341.106458][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.106504][ T32] r7:dddced80 r6:83018000 r5:8574138c r4:84855580 [ 1341.106540][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.106590][ T32] r10:61c88647 r9:85702400 r8:848555ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.106613][ T32] r4:84855580 [ 1341.106657][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.106705][ T32] r10:00000000 r9:84855580 r8:80287e08 r7:eb871e60 r6:841c5f80 r5:85702400 [ 1341.106758][ T32] r4:00000001 [ 1341.106809][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.106916][ T32] Exception stack(0xeb851fb0 to 0xeb851ff8) [ 1341.106948][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.106978][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.107032][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.107090][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.107150][ T32] r4:8484c840 [ 1341.107263][ T32] INFO: task kworker/0:811:5264 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1341.107309][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.107383][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.107451][ T32] Call trace: [ 1341.107487][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.107537][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1341.107561][ T32] r4:00000000 [ 1341.107580][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.107619][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1341.107648][ T32] dd20: 86b38000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1341.107682][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1341.107710][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1341.107746][ T32] r5:800f0013 r4:80239bb0 [ 1341.107767][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.107807][ T32] r4:82ac21e4 [ 1341.107827][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.107869][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1341.107891][ T32] r4:dfa0ddc0 [ 1341.107935][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.107987][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1341.108010][ T32] r4:00000000 [ 1341.108067][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.108116][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1341.108165][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.108233][ T32] r5:00001000 r4:e0053000 [ 1341.108257][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.108322][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.108369][ T32] r5:84af7b8c r4:84af7800 [ 1341.108390][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.139254][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1341.139391][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.139474][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.139499][ T32] r4:84864380 [ 1341.139521][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.139572][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1341.139595][ T32] r4:00000001 [ 1341.139617][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.139655][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1341.139687][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.139740][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.139773][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.139803][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.139826][ T32] r4:84867140 [ 1341.139851][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.139897][ T32] INFO: task kworker/1:253:5266 blocked for more than 467 seconds. [ 1341.139934][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.139985][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 1341.140420][ T32] r4:856cbc00 ** 4 printk messages dropped ** [ 1341.140648][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb87de08 ** 10 printk messages dropped ** [ 1341.141090][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1341.141434][ T32] r4:84abf000 ** 6 printk messages dropped ** [ 1341.141720][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.141759][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.141816][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.141843][ T32] r4:8456f600 [ 1341.142054][ T32] INFO: task kworker/1:253:5266 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1341.142101][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.142186][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.142265][ T32] Call trace: [ 1341.142302][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.142429][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1341.142457][ T32] r4:00000000 [ 1341.142545][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.142591][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1341.142633][ T32] dd20: 87003000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1341.142665][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1341.142717][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1341.142793][ T32] r5:800f0013 r4:80239bb0 [ 1341.142827][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.142871][ T32] r4:82ac21e4 [ 1341.142892][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.142934][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1341.142957][ T32] r4:dfa0ddc0 [ 1341.142978][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.143021][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1341.143043][ T32] r4:00000000 [ 1341.143077][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.143136][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1341.143188][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.143236][ T32] r5:00001000 r4:e0053000 [ 1341.143280][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.143343][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.143403][ T32] r5:84af7b8c r4:84af7800 [ 1341.143427][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.143477][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1341.143514][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.143575][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.143598][ T32] r4:84864380 [ 1341.143619][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.143666][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1341.143689][ T32] r4:00000001 [ 1341.143708][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.143755][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1341.143782][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.143812][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.143839][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.143867][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.143889][ T32] r4:84867140 [ 1341.143928][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.143964][ T32] INFO: task kworker/0:812:5268 blocked for more than 467 seconds. [ 1341.143996][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.144022][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.144067][ T32] task:kworker/0:812 state:D stack:0 pid:5268 tgid:5268 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 2 printk messages dropped ** [ 1341.144207][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) ** 6 printk messages dropped ** [ 1341.144467][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb881e08 ** 10 printk messages dropped ** [ 1341.144872][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1341.145182][ T32] r10:61c88647 r9:856d8000 r8:8485562c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1341.145807][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1341.146707][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) ** 5 printk messages dropped ** [ 1341.147104][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1341.147415][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 12 printk messages dropped ** [ 1341.148305][ T32] r4:84864380 ** 3 printk messages dropped ** [ 1341.169401][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 10 printk messages dropped ** [ 1341.170156][ T32] task:kworker/0:813 state:D stack:0 pid:5270 tgid:5270 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1341.170983][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb889e08 [ 1341.171058][ T32] r4:00000000 [ 1341.171103][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1341.171172][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1341.171242][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.171323][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484ccc0 [ 1341.171371][ T32] r4:00000000 [ 1341.171414][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.171504][ T32] r9:83018005 r8:856d9800 r7:00000000 r6:83018000 r5:00001000 r4:7f089000 [ 1341.171550][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.171628][ T32] r5:00001000 r4:eb691000 [ 1341.171694][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.171790][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.171906][ T32] r5:85741b8c r4:85741800 [ 1341.171953][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.172049][ T32] r7:dddced80 r6:83018000 r5:85741b8c r4:84855680 [ 1341.172090][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.172187][ T32] r10:61c88647 r9:856d9800 r8:848556ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.172262][ T32] r4:84855680 [ 1341.172311][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.172436][ T32] r10:00000000 r9:84855680 r8:80287e08 r7:eb881e60 r6:84abf180 r5:856d9800 [ 1341.172494][ T32] r4:00000001 [ 1341.172539][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.172613][ T32] Exception stack(0xeb889fb0 to 0xeb889ff8) [ 1341.172678][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.172759][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.172812][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.172873][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.172917][ T32] r4:8484c9c0 [ 1341.173226][ T32] INFO: task kworker/0:813:5270 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1341.173304][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.173430][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.173602][ T32] Call trace: [ 1341.173685][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.173793][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 ** 3 printk messages dropped ** [ 1341.173939][ T32] dd20: 87240000 eb0cd000 00000001 80239b98 7f13f000 00000001 ** 10 printk messages dropped ** [ 1341.174643][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1341.175117][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1341.175600][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.175676][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1341.175700][ T32] r4:00000001 [ 1341.175720][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.175777][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1341.175809][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.175839][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.175865][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.175894][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.175916][ T32] r4:84867140 [ 1341.175937][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.175967][ T32] INFO: task kworker/0:814:5272 blocked for more than 467 seconds. [ 1341.175997][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.176021][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.176068][ T32] task:kworker/0:814 state:D stack:0 pid:5272 tgid:5272 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.176121][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.176167][ T32] Call trace: [ 1341.176198][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1341.176270][ T32] r10:8291a684 r9:eb891d84 r8:00000002 r7:60000113 r6:eb891d8c r5:856d8c00 [ 1341.176297][ T32] r4:856d8c00 [ 1341.176343][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1341.176439][ T32] r5:856d8c00 r4:8291a680 [ 1341.176463][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.176503][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.176545][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb891e08 [ 1341.176595][ T32] r4:00000000 [ 1341.176618][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1341.176681][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1341.176720][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.176828][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484ce00 [ 1341.176855][ T32] r4:00000000 [ 1341.176900][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.176950][ T32] r9:83018005 r8:856d8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 [ 1341.176973][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.177014][ T32] r5:00001000 r4:eb6a9000 [ 1341.177034][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.177073][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.177115][ T32] r5:85741f8c r4:85741c00 [ 1341.177134][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.177180][ T32] r7:dddced80 r6:83018000 r5:85741f8c r4:84855700 [ 1341.177202][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.177281][ T32] r10:61c88647 r9:856d8c00 r8:8485572c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.177331][ T32] r4:84855700 [ 1341.177354][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.177399][ T32] r10:00000000 r9:84855700 r8:80287e08 r7:eb889e60 r6:84abf200 r5:856d8c00 [ 1341.177422][ T32] r4:00000001 [ 1341.177442][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.177477][ T32] Exception stack(0xeb891fb0 to 0xeb891ff8) ** 1 printk messages dropped ** [ 1341.177541][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1341.178111][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1341.178256][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1341.178578][ T32] r4:dfa0ddc0 ** 6 printk messages dropped ** [ 1341.211359][ T32] r5:00001000 r4:e0053000 ** 6 printk messages dropped ** [ 1341.211723][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1341.212070][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1341.212381][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1341.212794][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 8 printk messages dropped ** [ 1341.213233][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1341.213604][ T32] r7:dddced80 r6:83018000 r5:8574238c r4:84855780 ** 5 printk messages dropped ** [ 1341.213904][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1341.214106][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1341.214673][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1341.214916][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1341.215145][ T32] r4:dfa0ddc0 ** 7 printk messages dropped ** [ 1341.215546][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1341.216010][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 7 printk messages dropped ** [ 1341.216331][ T32] r4:84867140 ** 4 printk messages dropped ** [ 1341.216452][ T32] task:kworker/0:816 state:D stack:0 pid:5276 tgid:5276 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.216497][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.216568][ T32] Call trace: [ 1341.216627][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1341.216676][ T32] r10:8291a684 r9:eb8a1d84 r8:00000002 r7:60000013 r6:eb8a1d8c r5:856da400 [ 1341.216700][ T32] r4:856da400 [ 1341.216721][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1341.216776][ T32] r5:856da400 r4:8291a680 [ 1341.216815][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.216860][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.216927][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8a1e08 [ 1341.216964][ T32] r4:00000000 [ 1341.216989][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1341.217033][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1341.217073][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.217115][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84808080 [ 1341.217141][ T32] r4:00000000 [ 1341.217160][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.217280][ T32] r9:83018005 r8:856da400 r7:00000000 r6:83018000 r5:00001000 r4:7f091000 [ 1341.217333][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.217383][ T32] r5:00001000 r4:eb6e9000 [ 1341.217403][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.217443][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.217485][ T32] r5:85742b8c r4:85742800 [ 1341.217522][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.217620][ T32] r7:dddced80 r6:83018000 r5:85742b8c r4:84855800 [ 1341.217651][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.217710][ T32] r10:61c88647 r9:856da400 r8:8485582c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.217778][ T32] r4:84855800 [ 1341.217804][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.217855][ T32] r10:00000000 r9:84855800 r8:80287e08 r7:eb89de60 r6:84abf300 r5:856da400 [ 1341.217879][ T32] r4:00000001 [ 1341.217924][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.217966][ T32] Exception stack(0xeb8a1fb0 to 0xeb8a1ff8) [ 1341.217995][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.218036][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.218077][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.218112][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.218135][ T32] r4:8484cc80 [ 1341.218283][ T32] INFO: task kworker/0:816:5276 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1341.218321][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.218563][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.240877][ T32] Call trace: [ 1341.240952][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.241070][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1341.241101][ T32] r4:00000000 [ 1341.241172][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.241221][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1341.241265][ T32] dd20: 87b07000 eb0cd000 00000001 80239b98 7f13f000 00000001 ** 6 printk messages dropped ** [ 1341.241490][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 ** 9 printk messages dropped ** [ 1341.241843][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1341.242214][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1341.242484][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1341.242881][ T32] r10:8291a684 r9:eb8a5d84 r8:00000002 r7:60000113 r6:eb8a5d8c r5:856db000 ** 8 printk messages dropped ** [ 1341.243298][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1341.243650][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1341.243864][ T32] r4:84855880 ** 4 printk messages dropped ** [ 1341.244101][ T32] Exception stack(0xeb8a5fb0 to 0xeb8a5ff8) ** 6 printk messages dropped ** [ 1341.244510][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1341.245445][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 ** 9 printk messages dropped ** [ 1341.245988][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1341.246371][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) ** 7 printk messages dropped ** [ 1341.246593][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 5 printk messages dropped ** [ 1341.246831][ T32] r10:8291a684 r9:eb8b1d84 r8:00000002 r7:60000113 r6:eb8b1d8c r5:856dbc00 [ 1341.246855][ T32] r4:856dbc00 [ 1341.246874][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1341.246959][ T32] r5:856dbc00 r4:8291a680 [ 1341.246985][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.247026][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.247085][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8b1e08 [ 1341.247112][ T32] r4:00000000 [ 1341.247132][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1341.247167][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1341.247263][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.247309][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8481b100 [ 1341.247334][ T32] r4:00000000 [ 1341.247354][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.247398][ T32] r9:83018005 r8:856dbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1341.247421][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.247486][ T32] r5:00001000 r4:eb711000 [ 1341.247510][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.247575][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.247621][ T32] r5:85742f8c r4:85742c00 [ 1341.247641][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.247740][ T32] r7:dddced80 r6:83018000 r5:85742f8c r4:84855900 [ 1341.247774][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.247823][ T32] r10:61c88647 r9:856dbc00 r8:8485592c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.247863][ T32] r4:84855900 [ 1341.247961][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.248051][ T32] r10:00000000 r9:84855900 r8:80287e08 r7:eb8a1e60 r6:84abf400 r5:856dbc00 [ 1341.248080][ T32] r4:00000001 [ 1341.248102][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.248164][ T32] Exception stack(0xeb8b1fb0 to 0xeb8b1ff8) [ 1341.248196][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.248276][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.248309][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.248338][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.248391][ T32] r4:84808c40 [ 1341.248593][ T32] INFO: task kworker/0:818:5280 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1341.271372][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.271474][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.271541][ T32] Call trace: [ 1341.271596][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.271659][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1341.271693][ T32] r4:00000000 [ 1341.271748][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.271816][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1341.271850][ T32] dd20: 87fed000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1341.271901][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1341.271936][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1341.271962][ T32] r5:800f0013 r4:80239bb0 [ 1341.272006][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.272056][ T32] r4:82ac21e4 [ 1341.272097][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 7 printk messages dropped ** [ 1341.272434][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1341.272840][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1341.273160][ T32] r4:84867140 ** 5 printk messages dropped ** [ 1341.273346][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1341.273802][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1341.274238][ T32] r5:00001000 r4:eb735000 ** 2 printk messages dropped ** [ 1341.274370][ T32] r5:8574338c r4:85743000 ** 4 printk messages dropped ** [ 1341.274527][ T32] r4:84855980 ** 4 printk messages dropped ** [ 1341.274715][ T32] Exception stack(0xeb8bdfb0 to 0xeb8bdff8) ** 7 printk messages dropped ** [ 1341.275291][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1341.275637][ T32] dd20: 87fed000 eb0cd000 00000001 80239b98 7f13f000 00000001 ** 9 printk messages dropped ** [ 1341.276039][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 11 printk messages dropped ** [ 1341.276560][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1341.276835][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1341.277179][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1341.277549][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 11 printk messages dropped ** [ 1341.278041][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.278083][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.278147][ T32] r5:8574378c r4:85743400 [ 1341.278176][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.278224][ T32] r7:dddced80 r6:83018000 r5:8574378c r4:84855a00 [ 1341.278245][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.278354][ T32] r10:61c88647 r9:856e0000 r8:84855a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.278396][ T32] r4:84855a00 [ 1341.293233][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.293377][ T32] r10:00000000 r9:84855a00 r8:80287e08 r7:eb8bde60 r6:84abf500 r5:856e0000 [ 1341.293405][ T32] r4:00000001 [ 1341.293427][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.293470][ T32] Exception stack(0xeb8c1fb0 to 0xeb8c1ff8) [ 1341.293502][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.293532][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.293559][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.293588][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.293611][ T32] r4:8481b1c0 [ 1341.293790][ T32] INFO: task kworker/0:820:5284 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1341.293888][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.294026][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.294078][ T32] Call trace: [ 1341.294124][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.294202][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1341.294251][ T32] r4:00000000 [ 1341.294384][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.294431][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1341.294470][ T32] dd20: 88223000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1341.294502][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1341.294570][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1341.294598][ T32] r5:800f0013 r4:80239bb0 [ 1341.294635][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.294687][ T32] r4:82ac21e4 [ 1341.294719][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.294814][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1341.294842][ T32] r4:dfa0ddc0 [ 1341.294905][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.295002][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1341.295029][ T32] r4:00000000 [ 1341.295049][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.295096][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1341.295119][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.295204][ T32] r5:00001000 r4:e0053000 [ 1341.295228][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.295300][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.295353][ T32] r5:84af7b8c r4:84af7800 [ 1341.295374][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.295421][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1341.295442][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.295489][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.295511][ T32] r4:84864380 [ 1341.295531][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.295576][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1341.295612][ T32] r4:00000001 [ 1341.295635][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.295672][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1341.295698][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.295734][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.295762][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.295809][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 5 printk messages dropped ** [ 1341.295999][ T32] task:kworker/0:821 state:D stack:0 pid:5287 tgid:5287 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1341.296466][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1341.296636][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1341.297115][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1341.297652][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1341.298242][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1341.298463][ T32] r5:800f0013 r4:80239bb0 ** 6 printk messages dropped ** [ 1341.314771][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 13 printk messages dropped ** [ 1341.315373][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1341.315676][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1341.316173][ T32] r4:856e3000 ** 5 printk messages dropped ** [ 1341.316414][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1341.316632][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1341.316917][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1341.317162][ T32] r4:84855b00 [ 1341.317203][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.317255][ T32] r10:00000000 r9:84855b00 r8:80287e08 r7:eb8d9e60 r6:84abf600 r5:856e3000 [ 1341.317278][ T32] r4:00000001 [ 1341.317319][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.317372][ T32] Exception stack(0xeb8ddfb0 to 0xeb8ddff8) [ 1341.317400][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.317431][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.317457][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.317511][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.317543][ T32] r4:8481b2c0 [ 1341.317717][ T32] INFO: task kworker/0:822:5288 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1341.317752][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.317809][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.317883][ T32] Call trace: [ 1341.317929][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.318024][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1341.318053][ T32] r4:00000000 [ 1341.318094][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.318155][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1341.318233][ T32] dd20: 8864b000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1341.318265][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1341.318313][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1341.318345][ T32] r5:800f0013 r4:80239bb0 [ 1341.318367][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.318429][ T32] r4:82ac21e4 [ 1341.331375][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.331522][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1341.331552][ T32] r4:dfa0ddc0 [ 1341.331587][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.331637][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1341.331687][ T32] r4:00000000 [ 1341.331737][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.331818][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1341.331870][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.331923][ T32] r5:00001000 r4:e0053000 [ 1341.331945][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.331987][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.332033][ T32] r5:84af7b8c r4:84af7800 [ 1341.332055][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.332103][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1341.332133][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.332206][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.332233][ T32] r4:84864380 [ 1341.332279][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.332337][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1341.332360][ T32] r4:00000001 [ 1341.332381][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.332463][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1341.332549][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.332588][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.332616][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.332647][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.332748][ T32] r4:84867140 [ 1341.332802][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.332863][ T32] INFO: task kworker/0:823:5289 blocked for more than 467 seconds. [ 1341.332901][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.332927][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.332952][ T32] task:kworker/0:823 state:D stack:0 pid:5289 tgid:5289 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1341.333372][ T32] r5:84926c00 r4:8291a680 ** 6 printk messages dropped ** [ 1341.333632][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1341.334027][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1341.334293][ T32] r10:00000000 r9:84855b80 r8:80287e08 r7:eb8d9e60 r6:84855c00 r5:84926c00 ** 10 printk messages dropped ** [ 1341.334990][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1341.335220][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1341.335467][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1341.335876][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 9 printk messages dropped ** [ 1341.336426][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 ** 5 printk messages dropped ** [ 1341.336669][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1341.336909][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1341.337326][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1341.337729][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 11 printk messages dropped ** [ 1341.338334][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1341.362117][ T32] r10:61c88647 r9:84926000 r8:84855cac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1341.362528][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1341.363105][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1341.363130][ T32] r4:00000000 [ 1341.363150][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.363192][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1341.363221][ T32] dd20: 88f3b000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1341.363251][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1341.363276][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1341.363326][ T32] r5:800f0013 r4:80239bb0 [ 1341.363357][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.363417][ T32] r4:82ac21e4 [ 1341.363441][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.363485][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1341.363507][ T32] r4:dfa0ddc0 [ 1341.363527][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.363569][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1341.363616][ T32] r4:00000000 [ 1341.363674][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.363732][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1341.363755][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.363800][ T32] r5:00001000 r4:e0053000 [ 1341.363821][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.363861][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.363903][ T32] r5:84af7b8c r4:84af7800 [ 1341.363929][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.364028][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1341.364106][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.364162][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.364185][ T32] r4:84864380 [ 1341.364205][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.364279][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1341.364308][ T32] r4:00000001 [ 1341.364329][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.364370][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1341.364430][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.364495][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.364570][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.364604][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.364628][ T32] r4:84867140 [ 1341.364675][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.364723][ T32] INFO: task kworker/0:825:5294 blocked for more than 467 seconds. [ 1341.364771][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.364798][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.364819][ T32] task:kworker/0:825 state:D stack:0 pid:5294 tgid:5294 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.364893][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.364943][ T32] Call trace: [ 1341.364995][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1341.365046][ T32] r10:8291a684 r9:eb8f5d84 r8:00000002 r7:60000113 r6:eb8f5d8c r5:84925400 [ 1341.365071][ T32] r4:84925400 [ 1341.365092][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1341.365143][ T32] r5:84925400 r4:8291a680 [ 1341.365190][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.365241][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.365321][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8f5e08 [ 1341.365349][ T32] r4:00000000 [ 1341.365394][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) ** 1 printk messages dropped ** [ 1341.365495][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1341.365902][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1341.366230][ T32] r10:00000000 r9:84855d80 r8:80287e08 r7:eb8d9e60 r6:84855e00 r5:84925400 ** 7 printk messages dropped ** [ 1341.366457][ T32] r4:8481b8c0 ** 5 printk messages dropped ** [ 1341.367012][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 ** 6 printk messages dropped ** [ 1341.367430][ T32] r5:800f0013 r4:80239bb0 ** 6 printk messages dropped ** [ 1341.367727][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 12 printk messages dropped ** [ 1341.368276][ T32] r4:84864380 ** 4 printk messages dropped ** [ 1341.368505][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) ** 6 printk messages dropped ** [ 1341.376709][ T32] INFO: task kworker/0:826:5296 blocked for more than 467 seconds. ** 9 printk messages dropped ** [ 1341.377193][ T32] r5:841a0000 r4:8291a680 ** 5 printk messages dropped ** [ 1341.377424][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1341.377874][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1341.378210][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1341.394121][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.394181][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.394207][ T32] r4:8481b9c0 [ 1341.394393][ T32] INFO: task kworker/0:826:5296 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1341.394460][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.394538][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.394602][ T32] Call trace: [ 1341.394806][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.394895][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1341.394951][ T32] r4:00000000 [ 1341.394987][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.395032][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1341.395088][ T32] dd20: 89167000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1341.395147][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1341.395176][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1341.395250][ T32] r5:800f0013 r4:80239bb0 [ 1341.395277][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.395347][ T32] r4:82ac21e4 [ 1341.395448][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.395519][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1341.395583][ T32] r4:dfa0ddc0 [ 1341.395608][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.395655][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1341.395678][ T32] r4:00000000 [ 1341.395697][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.395769][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1341.395843][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.395895][ T32] r5:00001000 r4:e0053000 [ 1341.395960][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.396005][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.396061][ T32] r5:84af7b8c r4:84af7800 [ 1341.396097][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.396174][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1341.396252][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.396303][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.396351][ T32] r4:84864380 [ 1341.396377][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.396439][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1341.396496][ T32] r4:00000001 [ 1341.396623][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.396688][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1341.396726][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.396780][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.396811][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.396871][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.396898][ T32] r4:84867140 [ 1341.396920][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.396963][ T32] INFO: task kworker/0:827:5298 blocked for more than 467 seconds. ** 5 printk messages dropped ** [ 1341.397310][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 1341.397609][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1341.397757][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8481bdc0 ** 6 printk messages dropped ** [ 1341.398061][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1341.409201][ T32] r10:00000000 r9:84855f80 r8:80287e08 r7:eb8d9e60 r6:84a9e000 r5:841a0c00 ** 9 printk messages dropped ** [ 1341.409777][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1341.410367][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1341.410606][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1341.411000][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1341.411517][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1341.411724][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1341.412188][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1341.412741][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb925e08 ** 10 printk messages dropped ** [ 1341.413247][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1341.413500][ T32] r10:61c88647 r9:841a2400 r8:84a9e0ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1341.414020][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1341.414706][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) ** 4 printk messages dropped ** [ 1341.414974][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.415019][ T32] r4:82ac21e4 [ 1341.415068][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.415138][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1341.415195][ T32] r4:dfa0ddc0 [ 1341.415222][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.415267][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1341.415292][ T32] r4:00000000 [ 1341.415314][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.415361][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1341.415405][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.415455][ T32] r5:00001000 r4:e0053000 [ 1341.415488][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.415534][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.415579][ T32] r5:84af7b8c r4:84af7800 [ 1341.415601][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.415649][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1341.415709][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.415772][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.415802][ T32] r4:84864380 [ 1341.415826][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.415923][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1341.415952][ T32] r4:00000001 [ 1341.416025][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.416066][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1341.416095][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.416126][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.416155][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.416287][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.416316][ T32] r4:84867140 [ 1341.416338][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.416366][ T32] INFO: task kworker/0:829:5302 blocked for more than 467 seconds. [ 1341.416419][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.416450][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.416474][ T32] task:kworker/0:829 state:D stack:0 pid:5302 tgid:5302 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.416550][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.416638][ T32] Call trace: [ 1341.416702][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1341.416774][ T32] r10:8291a684 r9:eb931d84 r8:00000002 r7:60000013 r6:eb931d8c r5:841a1800 [ 1341.416833][ T32] r4:841a1800 [ 1341.416863][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1341.416911][ T32] r5:841a1800 r4:8291a680 [ 1341.416933][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.416998][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.417084][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb931e08 [ 1341.417112][ T32] r4:00000000 [ 1341.417160][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1341.417204][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1341.417241][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.417285][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84abc040 [ 1341.417336][ T32] r4:00000000 [ 1341.417368][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.417415][ T32] r9:83018005 r8:841a1800 r7:00000000 r6:83018000 r5:00001000 r4:7f0ab000 [ 1341.417439][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.417506][ T32] r5:00001000 r4:eb939000 [ 1341.417531][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.417573][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.417617][ T32] r5:85745b8c r4:85745800 [ 1341.417638][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.417710][ T32] r7:dddced80 r6:83018000 r5:85745b8c r4:84a9e180 [ 1341.417783][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.417851][ T32] r10:61c88647 r9:841a1800 r8:84a9e1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.417880][ T32] r4:84a9e180 [ 1341.417901][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.417947][ T32] r10:00000000 r9:84a9e180 r8:80287e08 r7:eb925e60 r6:84a9e200 r5:841a1800 [ 1341.417971][ T32] r4:00000001 [ 1341.418054][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.418097][ T32] Exception stack(0xeb931fb0 to 0xeb931ff8) [ 1341.418126][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.418156][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.418186][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.418240][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.418323][ T32] r4:8456fac0 [ 1341.418434][ T32] INFO: task kworker/0:829:5302 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1341.418549][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.439912][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.440045][ T32] Call trace: [ 1341.440119][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.440182][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1341.440212][ T32] r4:00000000 [ 1341.440236][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.440281][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1341.440313][ T32] dd20: 8955b000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1341.440370][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1341.440429][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1341.440461][ T32] r5:800f0013 r4:80239bb0 [ 1341.440484][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 9 printk messages dropped ** [ 1341.440855][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1341.441389][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 9 printk messages dropped ** [ 1341.441829][ T32] INFO: task kworker/0:830:5305 blocked for more than 467 seconds. ** 9 printk messages dropped ** [ 1341.442387][ T32] r5:841a4800 r4:8291a680 ** 5 printk messages dropped ** [ 1341.442617][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1341.443042][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1341.443405][ T32] r10:00000000 r9:84a9e280 r8:80287e08 r7:eb931e60 r6:84a9e300 r5:841a4800 ** 9 printk messages dropped ** [ 1341.443875][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1341.444594][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 ** 9 printk messages dropped ** [ 1341.444944][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1341.445459][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1341.445602][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.445654][ T32] r4:84867140 [ 1341.445678][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.445734][ T32] INFO: task kworker/1:254:5306 blocked for more than 467 seconds. [ 1341.445767][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.445793][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.445840][ T32] task:kworker/1:254 state:D stack:0 pid:5306 tgid:5306 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.445890][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.445932][ T32] Call trace: [ 1341.445993][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1341.446095][ T32] r10:8291a684 r9:eb955d84 r8:00000002 r7:60000113 r6:eb955d8c r5:841a3c00 [ 1341.446121][ T32] r4:841a3c00 [ 1341.446257][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1341.446304][ T32] r5:841a3c00 r4:8291a680 [ 1341.446326][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.446366][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.446408][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb955e08 [ 1341.446430][ T32] r4:00000000 [ 1341.446505][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1341.446569][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1341.446638][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.446727][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84801e40 [ 1341.446777][ T32] r4:00000000 [ 1341.446799][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.446849][ T32] r9:83018205 r8:841a3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b5000 [ 1341.446899][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.446945][ T32] r5:00001000 r4:eb975000 [ 1341.446968][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.447032][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.447125][ T32] r5:856a2f8c r4:856a2c00 [ 1341.447155][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.447203][ T32] r7:ddde2d80 r6:83018200 r5:856a2f8c r4:84abf680 [ 1341.447250][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.447316][ T32] r10:61c88647 r9:841a3c00 r8:84abf6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.447342][ T32] r4:84abf680 [ 1341.447363][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.447408][ T32] r10:00000000 r9:84abf680 r8:80287e08 r7:eb805e60 r6:84a9e380 r5:841a3c00 [ 1341.447430][ T32] r4:00000001 [ 1341.447449][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.447509][ T32] Exception stack(0xeb955fb0 to 0xeb955ff8) [ 1341.447540][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.447569][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.447595][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.447625][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.447666][ T32] r4:84801940 [ 1341.447784][ T32] INFO: task kworker/1:254:5306 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1341.447843][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.447995][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.448118][ T32] Call trace: [ 1341.448154][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.448209][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1341.448235][ T32] r4:00000000 [ 1341.448331][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.448390][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1341.448420][ T32] dd20: 8955b000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1341.448548][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1341.473388][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1341.473484][ T32] r5:800f0013 r4:80239bb0 [ 1341.473560][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.473635][ T32] r4:82ac21e4 [ 1341.473683][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.473769][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1341.473826][ T32] r4:dfa0ddc0 [ 1341.473850][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.473895][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1341.473920][ T32] r4:00000000 [ 1341.473940][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.474010][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1341.474041][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.474091][ T32] r5:00001000 r4:e0053000 [ 1341.474141][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.474191][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.474242][ T32] r5:84af7b8c r4:84af7800 [ 1341.474292][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.474350][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1341.474406][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.474502][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.474556][ T32] r4:84864380 [ 1341.474584][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.474689][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 6 printk messages dropped ** [ 1341.474994][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1341.475524][ T32] r4:841a3000 ** 4 printk messages dropped ** [ 1341.475730][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb959e08 ** 10 printk messages dropped ** [ 1341.476366][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1341.476648][ T32] r4:84a9e400 ** 6 printk messages dropped ** [ 1341.476986][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1341.477501][ T32] Call trace: ** 5 printk messages dropped ** [ 1341.477766][ T32] dd20: 89978000 eb0cd000 00000001 80239b98 7f13f000 00000001 ** 10 printk messages dropped ** [ 1341.478205][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1341.492995][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1341.493570][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1341.493895][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1341.494302][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1341.494735][ T32] r5:00001000 r4:eb961000 ** 4 printk messages dropped ** [ 1341.494960][ T32] r7:dddced80 r6:83018000 r5:8574678c r4:84a9e500 ** 5 printk messages dropped ** [ 1341.495177][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1341.495516][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 2 printk messages dropped ** [ 1341.495763][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.495830][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.495874][ T32] Call trace: [ 1341.495934][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.495986][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1341.496009][ T32] r4:00000000 [ 1341.496028][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.496068][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1341.496096][ T32] dd20: 89bd3000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1341.496125][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1341.496150][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1341.496192][ T32] r5:800f0013 r4:80239bb0 [ 1341.496225][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.496279][ T32] r4:82ac21e4 [ 1341.496303][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.496347][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1341.496370][ T32] r4:dfa0ddc0 [ 1341.496390][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.496430][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1341.496462][ T32] r4:00000000 [ 1341.496485][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.496529][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1341.496551][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.496602][ T32] r5:00001000 r4:e0053000 [ 1341.496626][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.496676][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.496763][ T32] r5:84af7b8c r4:84af7800 [ 1341.496788][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.496836][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1341.496856][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.496902][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.496924][ T32] r4:84864380 [ 1341.496952][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.497001][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1341.497032][ T32] r4:00000001 [ 1341.497055][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.497090][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1341.497116][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.497145][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.497173][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.497201][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.497243][ T32] r4:84867140 [ 1341.497267][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.497313][ T32] INFO: task kworker/0:833:5312 blocked for more than 468 seconds. [ 1341.497375][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.497411][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.497458][ T32] task:kworker/0:833 state:D stack:0 pid:5312 tgid:5312 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.497512][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.497553][ T32] Call trace: [ 1341.497583][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1341.497660][ T32] r10:8291a684 r9:eb885d84 r8:00000002 r7:60000113 r6:eb885d8c r5:841a6c00 [ 1341.497696][ T32] r4:841a6c00 [ 1341.497730][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1341.497796][ T32] r5:841a6c00 r4:8291a680 [ 1341.497838][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.497885][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.497929][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb885e08 [ 1341.497951][ T32] r4:00000000 [ 1341.497971][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1341.498005][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1341.498038][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.498089][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84abc940 ** 6 printk messages dropped ** [ 1341.498403][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1341.514924][ T32] r10:61c88647 r9:841a6c00 r8:84a9e62c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1341.515400][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1341.516062][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) ** 4 printk messages dropped ** [ 1341.516231][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 11 printk messages dropped ** [ 1341.516757][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1341.517167][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 9 printk messages dropped ** [ 1341.517532][ T32] INFO: task kworker/0:834:5314 blocked for more than 468 seconds. ** 7 printk messages dropped ** [ 1341.517881][ T32] r4:841a5400 ** 5 printk messages dropped ** [ 1341.518187][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1341.518399][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84abcc00 ** 7 printk messages dropped ** [ 1341.529240][ T32] r5:85746f8c r4:85746c00 ** 3 printk messages dropped ** [ 1341.529481][ T32] r10:61c88647 r9:841a5400 r8:84a9e72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.529512][ T32] r4:84a9e700 [ 1341.529544][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.529595][ T32] r10:00000000 r9:84a9e700 r8:80287e08 r7:eb885e60 r6:84a9e780 r5:841a5400 [ 1341.529618][ T32] r4:00000001 [ 1341.529658][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.529704][ T32] Exception stack(0xeb96dfb0 to 0xeb96dff8) [ 1341.529741][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.529813][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.529844][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.529885][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.529910][ T32] r4:84abc740 [ 1341.530071][ T32] INFO: task kworker/0:834:5314 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1341.530105][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.530199][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.530286][ T32] Call trace: [ 1341.530370][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.530431][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1341.530476][ T32] r4:00000000 [ 1341.530527][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.530572][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1341.530611][ T32] dd20: 8a0ff000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1341.530654][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1341.530682][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1341.530707][ T32] r5:800f0013 r4:80239bb0 [ 1341.530773][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.530839][ T32] r4:82ac21e4 [ 1341.530861][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.530904][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1341.530927][ T32] r4:dfa0ddc0 [ 1341.531012][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.531082][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1341.531140][ T32] r4:00000000 [ 1341.531164][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.531225][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1341.531250][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.531294][ T32] r5:00001000 r4:e0053000 [ 1341.531336][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.531383][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.531448][ T32] r5:84af7b8c r4:84af7800 [ 1341.531498][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.531570][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1341.531616][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.531688][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.531725][ T32] r4:84864380 [ 1341.531762][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.531813][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1341.531837][ T32] r4:00000001 [ 1341.531857][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.531914][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1341.531950][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.532039][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.532076][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.532105][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.532134][ T32] r4:84867140 [ 1341.532195][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.532256][ T32] INFO: task kworker/1:255:5316 blocked for more than 468 seconds. [ 1341.532296][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.532347][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.532390][ T32] task:kworker/1:255 state:D stack:0 pid:5316 tgid:5316 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.532481][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1341.532729][ T32] r4:85710c00 ** 4 printk messages dropped ** [ 1341.532947][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb991e08 ** 8 printk messages dropped ** [ 1341.533245][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1341.533494][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1341.533830][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1341.534377][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 ** 10 printk messages dropped ** [ 1341.534797][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 ** 8 printk messages dropped ** [ 1341.535253][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1341.535470][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1341.535556][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 3 printk messages dropped ** [ 1341.535721][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1341.535833][ T32] r4:84867140 ** 2 printk messages dropped ** [ 1341.535933][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1341.536049][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1341.536289][ T32] r5:85710000 r4:8291a680 ** 1 printk messages dropped ** [ 1341.536347][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1341.536573][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 2 printk messages dropped ** [ 1341.536738][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1341.536976][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1341.537085][ T32] r7:dddced80 r6:83018000 r5:8574738c r4:84a9e880 [ 1341.537105][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.537151][ T32] r10:61c88647 r9:85710000 r8:84a9e8ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.537192][ T32] r4:84a9e880 [ 1341.537228][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.537284][ T32] r10:00000000 r9:84a9e880 r8:80287e08 r7:eb96de60 r6:84a9e900 r5:85710000 [ 1341.537309][ T32] r4:00000001 [ 1341.537329][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.537364][ T32] Exception stack(0xeb995fb0 to 0xeb995ff8) [ 1341.537390][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.537418][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.537444][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.537474][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.537496][ T32] r4:84abc740 [ 1341.537607][ T32] INFO: task kworker/0:835:5318 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1341.537643][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.537697][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.537770][ T32] Call trace: [ 1341.537805][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.537856][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1341.537879][ T32] r4:00000000 [ 1341.537910][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.537953][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1341.537982][ T32] dd20: 8a0ff000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1341.538011][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1341.538057][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1341.538090][ T32] r5:800f0013 r4:80239bb0 [ 1341.538116][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.538169][ T32] r4:82ac21e4 [ 1341.538218][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.538294][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1341.538321][ T32] r4:dfa0ddc0 [ 1341.538341][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.538383][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1341.538422][ T32] r4:00000000 [ 1341.538455][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.559329][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1341.559405][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.559472][ T32] r5:00001000 r4:e0053000 [ 1341.559494][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.559535][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.559577][ T32] r5:84af7b8c r4:84af7800 [ 1341.559621][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.559700][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1341.559735][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.559813][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.559865][ T32] r4:84864380 [ 1341.559890][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.559938][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1341.559960][ T32] r4:00000001 [ 1341.560000][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.560047][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1341.560091][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.560123][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.560169][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.560206][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.560229][ T32] r4:84867140 [ 1341.560252][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.560281][ T32] INFO: task kworker/0:836:5320 blocked for more than 468 seconds. [ 1341.560313][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.560367][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.560393][ T32] task:kworker/0:836 state:D stack:0 pid:5320 tgid:5320 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.560477][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.560571][ T32] Call trace: [ 1341.560635][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1341.560735][ T32] r10:8291a684 r9:eb9a1d84 r8:00000002 r7:60000113 r6:eb9a1d8c r5:85713000 [ 1341.560768][ T32] r4:85713000 [ 1341.560816][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1341.560863][ T32] r5:85713000 r4:8291a680 [ 1341.560900][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.560964][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.561014][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9a1e08 [ 1341.561037][ T32] r4:00000000 [ 1341.561082][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1341.561126][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1341.561164][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.561206][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847f8040 [ 1341.561228][ T32] r4:00000000 [ 1341.561247][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1341.561429][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1341.561705][ T32] r10:61c88647 r9:85713000 r8:84a9e9ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1341.562174][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1341.562663][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 ** 3 printk messages dropped ** [ 1341.562844][ T32] dd20: 8a6fd000 eb0cd000 00000001 80239b98 7f13f000 00000001 ** 3 printk messages dropped ** [ 1341.563004][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 9 printk messages dropped ** [ 1341.563380][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1341.563775][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1341.564055][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1341.564650][ T32] r4:85712400 ** 4 printk messages dropped ** [ 1341.564900][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9b1e08 ** 10 printk messages dropped ** [ 1341.565343][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1341.565623][ T32] r10:61c88647 r9:85712400 r8:84a9eaac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1341.565905][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1341.566296][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.566353][ T32] Call trace: [ 1341.566387][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.566458][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1341.566490][ T32] r4:00000000 [ 1341.566534][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.566636][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1341.566675][ T32] dd20: 8a6fd000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1341.566728][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1341.566782][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1341.566868][ T32] r5:800f0013 r4:80239bb0 [ 1341.566905][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.566981][ T32] r4:82ac21e4 [ 1341.567005][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.567048][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1341.567070][ T32] r4:dfa0ddc0 [ 1341.567089][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.567129][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1341.567184][ T32] r4:00000000 [ 1341.567209][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.567255][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1341.567276][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.567319][ T32] r5:00001000 r4:e0053000 [ 1341.567349][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.567392][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.567463][ T32] r5:84af7b8c r4:84af7800 [ 1341.567508][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.567568][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1341.567590][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.567637][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.567659][ T32] r4:84864380 [ 1341.567678][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.567730][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1341.567777][ T32] r4:00000001 [ 1341.567805][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.567873][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1341.567924][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.567960][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.567993][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.568044][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.568094][ T32] r4:84867140 [ 1341.568143][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.568193][ T32] INFO: task kworker/0:838:5324 blocked for more than 468 seconds. [ 1341.568229][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.568253][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.568275][ T32] task:kworker/0:838 state:D stack:0 pid:5324 tgid:5324 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.568321][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.568361][ T32] Call trace: [ 1341.568424][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1341.568564][ T32] r10:8291a684 r9:eb985d84 r8:00000002 r7:60000013 r6:eb985d8c r5:85713c00 [ 1341.599139][ T32] r4:85713c00 [ 1341.599208][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1341.599315][ T32] r5:85713c00 r4:8291a680 [ 1341.599348][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.599393][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.599437][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb985e08 [ 1341.599460][ T32] r4:00000000 [ 1341.599480][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1341.599516][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1341.599555][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.599597][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847f8440 [ 1341.599618][ T32] r4:00000000 [ 1341.599638][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.599684][ T32] r9:83018005 r8:85713c00 r7:00000000 r6:83018000 r5:00001000 r4:7f025000 [ 1341.599733][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.599799][ T32] r5:00001000 r4:eb9bd000 [ 1341.599823][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.599873][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.599921][ T32] r5:8575438c r4:85754000 [ 1341.599969][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.600044][ T32] r7:dddced80 r6:83018000 r5:8575438c r4:84a9eb80 [ 1341.600069][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.600117][ T32] r10:61c88647 r9:85713c00 r8:84a9ebac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.600139][ T32] r4:84a9eb80 [ 1341.600159][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.600205][ T32] r10:00000000 r9:84a9eb80 r8:80287e08 r7:eb9a1e60 r6:84a9ec00 r5:85713c00 [ 1341.600244][ T32] r4:00000001 [ 1341.600289][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.600334][ T32] Exception stack(0xeb985fb0 to 0xeb985ff8) [ 1341.600404][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.600438][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.600482][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.600543][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.600574][ T32] r4:847f81c0 [ 1341.600753][ T32] INFO: task kworker/0:838:5324 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1341.600789][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.600872][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.600928][ T32] Call trace: [ 1341.600961][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.601011][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1341.601034][ T32] r4:00000000 [ 1341.601053][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.601093][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1341.601122][ T32] dd20: 8aed8000 eb0cd000 00000001 80239b98 7f13f000 00000001 ** 7 printk messages dropped ** [ 1341.601470][ T32] r4:dfa0ddc0 ** 5 printk messages dropped ** [ 1341.601683][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1341.602209][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 7 printk messages dropped ** [ 1341.602551][ T32] r4:84867140 ** 5 printk messages dropped ** [ 1341.602819][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1341.603162][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1341.603594][ T32] r5:00001000 r4:eb9b5000 ** 2 printk messages dropped ** [ 1341.603705][ T32] r5:85747f8c r4:85747c00 ** 3 printk messages dropped ** [ 1341.603883][ T32] r10:61c88647 r9:85714800 r8:84a9ecac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.603934][ T32] r4:84a9ec80 [ 1341.603961][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.604008][ T32] r10:00000000 r9:84a9ec80 r8:80287e08 r7:eb985e60 r6:84a9ed00 r5:85714800 [ 1341.604052][ T32] r4:00000001 [ 1341.604080][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.604139][ T32] Exception stack(0xeb979fb0 to 0xeb979ff8) [ 1341.604169][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.604198][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.604254][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.604312][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.604364][ T32] r4:847f8380 [ 1341.604503][ T32] INFO: task kworker/0:839:5326 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1341.604543][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.604613][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.604683][ T32] Call trace: [ 1341.604728][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.604801][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1341.604828][ T32] r4:00000000 [ 1341.604848][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.604899][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1341.604930][ T32] dd20: 8aed8000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1341.604959][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1341.604983][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1341.605015][ T32] r5:800f0013 r4:80239bb0 [ 1341.605040][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.605080][ T32] r4:82ac21e4 [ 1341.605124][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.605170][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1341.605193][ T32] r4:dfa0ddc0 [ 1341.605251][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.605302][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1341.605325][ T32] r4:00000000 [ 1341.605368][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.605420][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1341.605442][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.605483][ T32] r5:00001000 r4:e0053000 [ 1341.605534][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.605580][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.605631][ T32] r5:84af7b8c r4:84af7800 [ 1341.605652][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.605786][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1341.605841][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.605916][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.605947][ T32] r4:84864380 [ 1341.605982][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.606063][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1341.606098][ T32] r4:00000001 [ 1341.606138][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.606209][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1341.606242][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.606272][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.606320][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.606352][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.606375][ T32] r4:84867140 [ 1341.606518][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.606573][ T32] INFO: task kworker/0:840:5328 blocked for more than 468 seconds. [ 1341.606612][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.606638][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.606729][ T32] task:kworker/0:840 state:D stack:0 pid:5328 tgid:5328 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.606796][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.606879][ T32] Call trace: [ 1341.606949][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1341.607003][ T32] r10:8291a684 r9:eb9c1d84 r8:00000002 r7:60000113 r6:eb9c1d8c r5:85715400 [ 1341.607027][ T32] r4:85715400 [ 1341.607090][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1341.607145][ T32] r5:85715400 r4:8291a680 [ 1341.607165][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.607226][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.607272][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9c1e08 [ 1341.607303][ T32] r4:00000000 [ 1341.607333][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1341.607390][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1341.607508][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847f88c0 ** 3 printk messages dropped ** [ 1341.607664][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1341.607789][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1341.607940][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 2 printk messages dropped ** [ 1341.608026][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1341.608313][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1341.608430][ T32] r4:847f82c0 ** 2 printk messages dropped ** [ 1341.630457][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.630559][ T32] Call trace: [ 1341.630607][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.630688][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1341.630751][ T32] r4:00000000 [ 1341.630784][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.630834][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1341.630879][ T32] dd20: 8b3aa000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1341.630917][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1341.631048][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1341.631092][ T32] r5:800f0013 r4:80239bb0 [ 1341.631115][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.631160][ T32] r4:82ac21e4 [ 1341.631204][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.631252][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1341.631275][ T32] r4:dfa0ddc0 [ 1341.631295][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.631338][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1341.631360][ T32] r4:00000000 [ 1341.631380][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.631434][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1341.631456][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.631500][ T32] r5:00001000 r4:e0053000 [ 1341.631520][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.631559][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.631643][ T32] r5:84af7b8c r4:84af7800 [ 1341.631673][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.631757][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1341.631788][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.631837][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.631859][ T32] r4:84864380 [ 1341.631880][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.631925][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1341.631965][ T32] r4:00000001 [ 1341.632050][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.632100][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1341.632153][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.632186][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.632215][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.632254][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.632283][ T32] r4:84867140 [ 1341.632336][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.632387][ T32] INFO: task kworker/0:841:5330 blocked for more than 468 seconds. [ 1341.632423][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.632470][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.632500][ T32] task:kworker/0:841 state:D stack:0 pid:5330 tgid:5330 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.632585][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.632629][ T32] Call trace: [ 1341.632672][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1341.632727][ T32] r10:8291a684 r9:eb5d5d84 r8:00000002 r7:60000013 r6:eb5d5d8c r5:85716000 [ 1341.632772][ T32] r4:85716000 [ 1341.632833][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1341.632885][ T32] r5:85716000 r4:8291a680 [ 1341.632928][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.632997][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.633049][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5d5e08 [ 1341.633073][ T32] r4:00000000 [ 1341.633093][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1341.633128][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1341.633185][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.633234][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847f85c0 [ 1341.633278][ T32] r4:00000000 [ 1341.633306][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.633353][ T32] r9:83018005 r8:85716000 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [ 1341.633374][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.633415][ T32] r5:00001000 r4:dfae3000 [ 1341.633436][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.633516][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.633564][ T32] r5:8575478c r4:85754400 [ 1341.633584][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.633630][ T32] r7:dddced80 r6:83018000 r5:8575478c r4:84a9ee80 [ 1341.633651][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.633697][ T32] r10:61c88647 r9:85716000 r8:84a9eeac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.633734][ T32] r4:84a9ee80 [ 1341.633758][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.633803][ T32] r10:00000000 r9:84a9ee80 r8:80287e08 r7:eb9c1e60 r6:84a9ef00 r5:85716000 [ 1341.633826][ T32] r4:00000001 [ 1341.633867][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.633907][ T32] Exception stack(0xeb5d5fb0 to 0xeb5d5ff8) [ 1341.633935][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.634004][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.634040][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.634069][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.634101][ T32] r4:847f83c0 [ 1341.634229][ T32] INFO: task kworker/0:841:5330 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1341.634261][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.634322][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.634369][ T32] Call trace: [ 1341.634433][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.634484][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1341.634508][ T32] r4:00000000 [ 1341.634527][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.634566][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1341.634594][ T32] dd20: 8b3aa000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1341.634628][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1341.634657][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1341.634682][ T32] r5:800f0013 r4:80239bb0 [ 1341.634702][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.634765][ T32] r4:82ac21e4 [ 1341.634787][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.634841][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1341.634870][ T32] r4:dfa0ddc0 [ 1341.634890][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.634932][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1341.634984][ T32] r4:00000000 [ 1341.635029][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.635081][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1341.635103][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.635144][ T32] r5:00001000 r4:e0053000 [ 1341.635165][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.635249][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.635311][ T32] r5:84af7b8c r4:84af7800 [ 1341.635334][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.635383][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1341.635426][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.635498][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.635523][ T32] r4:84864380 [ 1341.635552][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.635611][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1341.635634][ T32] r4:00000001 [ 1341.635670][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.635754][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1341.635786][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.635827][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.635858][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.635887][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.635909][ T32] r4:84867140 [ 1341.635929][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.635995][ T32] INFO: task kworker/0:842:5333 blocked for more than 468 seconds. [ 1341.636028][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.636053][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.636074][ T32] task:kworker/0:842 state:D stack:0 pid:5333 tgid:5333 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.636118][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.636158][ T32] Call trace: [ 1341.636210][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1341.636262][ T32] r10:8291a684 r9:eb9cdd84 r8:00000002 r7:60000013 r6:eb9cdd8c r5:85716c00 [ 1341.636285][ T32] r4:85716c00 [ 1341.636314][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1341.636361][ T32] r5:85716c00 r4:8291a680 [ 1341.636387][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.636448][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.636499][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9cde08 [ 1341.636548][ T32] r4:00000000 [ 1341.636581][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1341.636630][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1341.636688][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.636768][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847f8740 [ 1341.636799][ T32] r4:00000000 [ 1341.636821][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.636876][ T32] r9:83018005 r8:85716c00 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 [ 1341.636901][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.636944][ T32] r5:00001000 r4:dfb69000 [ 1341.636964][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.637004][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.637060][ T32] r5:85754b8c r4:85754800 [ 1341.637144][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.637204][ T32] r7:dddced80 r6:83018000 r5:85754b8c r4:84a9ef80 [ 1341.637255][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.637306][ T32] r10:61c88647 r9:85716c00 r8:84a9efac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.637330][ T32] r4:84a9ef80 [ 1341.637349][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.637393][ T32] r10:00000000 r9:84a9ef80 r8:80287e08 r7:eb9c1e60 r6:847f7000 r5:85716c00 [ 1341.637415][ T32] r4:00000001 [ 1341.637457][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.637517][ T32] Exception stack(0xeb9cdfb0 to 0xeb9cdff8) [ 1341.637547][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.637576][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.637623][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.637675][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.637701][ T32] r4:847f8900 [ 1341.637809][ T32] INFO: task kworker/0:842:5333 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1341.637868][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.637978][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.638040][ T32] Call trace: [ 1341.638121][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.638180][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1341.638224][ T32] r4:00000000 [ 1341.638253][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.638295][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1341.638323][ T32] dd20: 8b3aa000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1341.638352][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1341.638402][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1341.638434][ T32] r5:800f0013 r4:80239bb0 [ 1341.638467][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 6 printk messages dropped ** [ 1341.655041][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1341.655310][ T32] r5:84af7b8c r4:84af7800 ** 6 printk messages dropped ** [ 1341.655581][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 10 printk messages dropped ** [ 1341.656052][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1341.656466][ T32] r4:85711800 ** 4 printk messages dropped ** [ 1341.656666][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb609e08 ** 8 printk messages dropped ** [ 1341.657079][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1341.657349][ T32] r7:dddced80 r6:83018000 r5:8575578c r4:847f7080 ** 7 printk messages dropped ** [ 1341.657590][ T32] Exception stack(0xeb609fb0 to 0xeb609ff8) ** 6 printk messages dropped ** [ 1341.657959][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1341.658528][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 8 printk messages dropped ** [ 1341.673590][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1341.673768][ T32] r5:00001000 r4:e0053000 ** 7 printk messages dropped ** [ 1341.674146][ T32] r4:84864380 ** 4 printk messages dropped ** [ 1341.674319][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) ** 7 printk messages dropped ** [ 1341.674752][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1341.675281][ T32] r4:85720000 ** 4 printk messages dropped ** [ 1341.675539][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9d1e08 ** 1 printk messages dropped ** [ 1341.675582][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1341.675677][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1341.675780][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.675829][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847f89c0 [ 1341.675853][ T32] r4:00000000 [ 1341.675895][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.675955][ T32] r9:83018005 r8:85720000 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [ 1341.676025][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.676073][ T32] r5:00001000 r4:ea8c5000 [ 1341.676096][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.676135][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.676179][ T32] r5:8575538c r4:85755000 [ 1341.676208][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.676282][ T32] r7:dddced80 r6:83018000 r5:8575538c r4:847f7180 [ 1341.676356][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.676409][ T32] r10:61c88647 r9:85720000 r8:847f71ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.676454][ T32] r4:847f7180 [ 1341.676504][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.676584][ T32] r10:00000000 r9:847f7180 r8:80287e08 r7:eb609e60 r6:847f7200 r5:85720000 [ 1341.676612][ T32] r4:00000001 [ 1341.676657][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.676717][ T32] Exception stack(0xeb9d1fb0 to 0xeb9d1ff8) [ 1341.676753][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.676812][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.676859][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.676891][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.676916][ T32] r4:847f8ac0 [ 1341.677080][ T32] INFO: task kworker/0:844:5336 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1341.677116][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.677210][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.677262][ T32] Call trace: [ 1341.677311][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.677365][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1341.677389][ T32] r4:00000000 [ 1341.677422][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.677472][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1341.677512][ T32] dd20: 8bb75000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1341.677577][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1341.677623][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1341.677651][ T32] r5:800f0013 r4:80239bb0 [ 1341.677672][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.677734][ T32] r4:82ac21e4 [ 1341.677784][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.677851][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1341.677878][ T32] r4:dfa0ddc0 [ 1341.677907][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.677955][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1341.677981][ T32] r4:00000000 [ 1341.678003][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.678048][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1341.678114][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.678166][ T32] r5:00001000 r4:e0053000 [ 1341.678215][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.678272][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.678319][ T32] r5:84af7b8c r4:84af7800 [ 1341.678339][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.678385][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1341.678413][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.690574][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.690669][ T32] r4:84864380 [ 1341.690702][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.690802][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 5 printk messages dropped ** [ 1341.691112][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1341.691496][ T32] Call trace: ** 6 printk messages dropped ** [ 1341.691782][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1341.692176][ T32] r9:83018005 r8:85720c00 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 ** 6 printk messages dropped ** [ 1341.692493][ T32] r7:dddced80 r6:83018000 r5:8575638c r4:847f7280 ** 6 printk messages dropped ** [ 1341.692691][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1341.693285][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1341.693625][ T32] dd20: 8bd45000 eb0cd000 00000001 80239b98 7f13f000 00000001 ** 9 printk messages dropped ** [ 1341.694139][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 10 printk messages dropped ** [ 1341.694563][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1341.695041][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1341.695313][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.695342][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.695364][ T32] task:kworker/0:846 state:D stack:0 pid:5340 tgid:5340 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.695434][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.695499][ T32] Call trace: [ 1341.695540][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1341.695646][ T32] r10:8291a684 r9:eb9ddd84 r8:00000002 r7:60000013 r6:eb9ddd8c r5:85721800 [ 1341.695727][ T32] r4:85721800 [ 1341.695764][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1341.695812][ T32] r5:85721800 r4:8291a680 [ 1341.695832][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.695872][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.695934][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9dde08 [ 1341.695966][ T32] r4:00000000 [ 1341.695986][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1341.696063][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1341.696102][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.696163][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847f8d40 [ 1341.696198][ T32] r4:00000000 [ 1341.696221][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.696267][ T32] r9:83018005 r8:85721800 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 [ 1341.696289][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.696330][ T32] r5:00001000 r4:eae9d000 [ 1341.696371][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.696415][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.696457][ T32] r5:85755b8c r4:85755800 [ 1341.696477][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.696521][ T32] r7:dddced80 r6:83018000 r5:85755b8c r4:847f7380 [ 1341.696542][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.696588][ T32] r10:61c88647 r9:85721800 r8:847f73ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.696610][ T32] r4:847f7380 [ 1341.696629][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.696673][ T32] r10:00000000 r9:847f7380 r8:80287e08 r7:eb9d5e60 r6:847f7400 r5:85721800 [ 1341.696716][ T32] r4:00000001 [ 1341.696743][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.696856][ T32] Exception stack(0xeb9ddfb0 to 0xeb9ddff8) [ 1341.696887][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.696941][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.696971][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.697023][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.697073][ T32] r4:847f8bc0 [ 1341.697187][ T32] INFO: task kworker/0:846:5340 is blocked on a mutex likely owned by task kworker/1:7:3126. ** 5 printk messages dropped ** [ 1341.697669][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1341.697939][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 8 printk messages dropped ** [ 1341.698327][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1341.698483][ T32] r5:00001000 r4:e0053000 ** 4 printk messages dropped ** [ 1341.719926][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 ** 5 printk messages dropped ** [ 1341.720129][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1341.720380][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1341.720703][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1341.721124][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9d9e08 ** 9 printk messages dropped ** [ 1341.721612][ T32] r5:00001000 r4:eaff5000 ** 4 printk messages dropped ** [ 1341.721820][ T32] r7:dddced80 r6:83018000 r5:85755f8c r4:847f7480 ** 4 printk messages dropped ** [ 1341.722027][ T32] r10:00000000 r9:847f7480 r8:80287e08 r7:eb9d5e60 r6:847f7500 r5:85723000 ** 7 printk messages dropped ** [ 1341.722354][ T32] r4:847f8cc0 ** 4 printk messages dropped ** [ 1341.722951][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1341.723297][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1341.723520][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 9 printk messages dropped ** [ 1341.723954][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 ** 5 printk messages dropped ** [ 1341.724269][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1341.724407][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1341.724849][ T32] Call trace: ** 6 printk messages dropped ** [ 1341.725319][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1341.725729][ T32] r9:83018005 r8:85723c00 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 ** 4 printk messages dropped ** [ 1341.725993][ T32] r5:85756b8c r4:85756800 [ 1341.726035][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.726086][ T32] r7:dddced80 r6:83018000 r5:85756b8c r4:847f7580 [ 1341.726108][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.726179][ T32] r10:61c88647 r9:85723c00 r8:847f75ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.726231][ T32] r4:847f7580 [ 1341.726267][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.726333][ T32] r10:00000000 r9:847f7580 r8:80287e08 r7:eb9d5e60 r6:847f7600 r5:85723c00 [ 1341.726359][ T32] r4:00000001 [ 1341.726379][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.726415][ T32] Exception stack(0xeb9e5fb0 to 0xeb9e5ff8) [ 1341.726442][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.726492][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.726524][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.726553][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.726576][ T32] r4:847f8cc0 [ 1341.726713][ T32] INFO: task kworker/0:848:5344 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1341.726772][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.726886][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.726935][ T32] Call trace: [ 1341.726979][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.727032][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1341.727056][ T32] r4:00000000 [ 1341.727097][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.727142][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1341.727173][ T32] dd20: 8c13f000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1341.727245][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1341.727295][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1341.727330][ T32] r5:800f0013 r4:80239bb0 [ 1341.727352][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.727412][ T32] r4:82ac21e4 [ 1341.727437][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.727480][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1341.727525][ T32] r4:dfa0ddc0 [ 1341.727553][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.727617][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1341.727644][ T32] r4:00000000 [ 1341.727685][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.727824][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1341.727850][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.727893][ T32] r5:00001000 r4:e0053000 [ 1341.727914][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.727953][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.727994][ T32] r5:84af7b8c r4:84af7800 [ 1341.728026][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.728096][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1341.728142][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.728218][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.728246][ T32] r4:84864380 [ 1341.728266][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.728312][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1341.728405][ T32] r4:00000001 [ 1341.728474][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.749803][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1341.749899][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.749980][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.750012][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.750067][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.750094][ T32] r4:84867140 [ 1341.750141][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.750226][ T32] INFO: task kworker/0:849:5347 blocked for more than 468 seconds. [ 1341.750331][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.750371][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.750397][ T32] task:kworker/0:849 state:D stack:0 pid:5347 tgid:5347 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.750500][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.750596][ T32] Call trace: [ 1341.750661][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1341.750733][ T32] r10:8291a684 r9:eb9e9d84 r8:00000002 r7:60000013 r6:eb9e9d8c r5:85722400 [ 1341.750793][ T32] r4:85722400 [ 1341.750818][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1341.750864][ T32] r5:85722400 r4:8291a680 [ 1341.750933][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.750978][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.751022][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9e9e08 [ 1341.751065][ T32] r4:00000000 [ 1341.751113][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1341.751221][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1341.751269][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.751312][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84abb240 [ 1341.751356][ T32] r4:00000000 [ 1341.751400][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 1 printk messages dropped ** [ 1341.751495][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1341.751892][ T32] r10:61c88647 r9:85722400 r8:847f76ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1341.752222][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1341.753017][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 ** 8 printk messages dropped ** [ 1341.753402][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1341.753522][ T32] r4:dfa0ddc0 ** 5 printk messages dropped ** [ 1341.753767][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1341.754220][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 7 printk messages dropped ** [ 1341.754578][ T32] r4:84867140 ** 4 printk messages dropped ** [ 1341.754897][ T32] task:kworker/0:850 state:D stack:0 pid:5349 tgid:5349 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1341.755507][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1341.755737][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1341.756093][ T32] r5:85756f8c r4:85756c00 ** 1 printk messages dropped ** [ 1341.756184][ T32] r7:dddced80 r6:83018000 r5:85756f8c r4:847f7780 ** 6 printk messages dropped ** [ 1341.756509][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1341.756832][ T32] r4:84abb140 [ 1341.756983][ T32] INFO: task kworker/0:850:5349 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1341.757018][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.757152][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.757220][ T32] Call trace: [ 1341.757254][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.757349][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1341.757403][ T32] r4:00000000 [ 1341.757427][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.757469][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1341.757497][ T32] dd20: 8c706000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1341.757548][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1341.757600][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1341.757627][ T32] r5:800f0013 r4:80239bb0 [ 1341.757648][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.757690][ T32] r4:82ac21e4 [ 1341.757713][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.757808][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1341.757845][ T32] r4:dfa0ddc0 [ 1341.757867][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.757940][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1341.757983][ T32] r4:00000000 [ 1341.758016][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.758065][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1341.758100][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.758152][ T32] r5:00001000 r4:e0053000 [ 1341.758204][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.758254][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.758317][ T32] r5:84af7b8c r4:84af7800 [ 1341.758341][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.758411][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1341.758449][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.784735][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.784813][ T32] r4:84864380 [ 1341.784841][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.784913][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1341.784947][ T32] r4:00000001 [ 1341.784992][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.785079][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1341.785134][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.785189][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.785287][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.785325][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.785348][ T32] r4:84867140 [ 1341.785372][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.785403][ T32] INFO: task kworker/0:851:5351 blocked for more than 468 seconds. [ 1341.785436][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.785483][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.785514][ T32] task:kworker/0:851 state:D stack:0 pid:5351 tgid:5351 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.785651][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.785704][ T32] Call trace: [ 1341.785743][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1341.785795][ T32] r10:8291a684 r9:eb9edd84 r8:00000002 r7:60000013 r6:eb9edd8c r5:85726000 [ 1341.785819][ T32] r4:85726000 [ 1341.785860][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1341.785933][ T32] r5:85726000 r4:8291a680 [ 1341.785958][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.786020][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.786088][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9ede08 [ 1341.786146][ T32] r4:00000000 [ 1341.786214][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1341.786255][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1341.786294][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.786335][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84abb640 [ 1341.786387][ T32] r4:00000000 [ 1341.786417][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.786466][ T32] r9:83018005 r8:85726000 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 [ 1341.786488][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.786592][ T32] r5:00001000 r4:eb347000 [ 1341.786658][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1341.786785][ T32] r5:8575738c r4:85757000 ** 3 printk messages dropped ** [ 1341.787004][ T32] r10:61c88647 r9:85726000 r8:847f78ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1341.787380][ T32] r4:84abb2c0 ** 2 printk messages dropped ** [ 1341.787633][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1341.787966][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 ** 8 printk messages dropped ** [ 1341.788274][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 10 printk messages dropped ** [ 1341.801645][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 2 printk messages dropped ** [ 1341.801745][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.801815][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1341.801843][ T32] r4:00000001 [ 1341.801884][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.801928][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1341.802003][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.802037][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.802087][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.802171][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.802199][ T32] r4:84867140 [ 1341.802224][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.802254][ T32] INFO: task kworker/0:852:5354 blocked for more than 468 seconds. [ 1341.802347][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.802399][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.802426][ T32] task:kworker/0:852 state:D stack:0 pid:5354 tgid:5354 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.802486][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.802544][ T32] Call trace: [ 1341.802601][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) ** 1 printk messages dropped ** [ 1341.802874][ T32] r4:85724800 ** 4 printk messages dropped ** [ 1341.803075][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9f5e08 ** 7 printk messages dropped ** [ 1341.803505][ T32] r9:83018005 r8:85724800 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 ** 4 printk messages dropped ** [ 1341.803758][ T32] r5:8575778c r4:85757400 ** 3 printk messages dropped ** [ 1341.803954][ T32] r10:61c88647 r9:85724800 r8:847f79ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1341.804348][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1341.805118][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 ** 8 printk messages dropped ** [ 1341.805489][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1341.805712][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 9 printk messages dropped ** [ 1341.806178][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 ** 4 printk messages dropped ** [ 1341.806505][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 9 printk messages dropped ** [ 1341.806975][ T32] INFO: task kworker/0:853:5356 blocked for more than 468 seconds. ** 7 printk messages dropped ** [ 1341.807311][ T32] r4:84a20000 ** 3 printk messages dropped ** [ 1341.807482][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1341.807833][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1341.808336][ T32] r10:61c88647 r9:84a20000 r8:847f7aac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1341.833901][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1341.834000][ T32] r4:84abb780 [ 1341.834266][ T32] INFO: task kworker/0:853:5356 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1341.834305][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.834397][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.834478][ T32] Call trace: [ 1341.834540][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.834595][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1341.834632][ T32] r4:00000000 [ 1341.834656][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.834698][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1341.834732][ T32] dd20: 8d75c000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1341.834788][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1341.834823][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1341.834848][ T32] r5:800f0013 r4:80239bb0 [ 1341.834869][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.834934][ T32] r4:82ac21e4 [ 1341.834959][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.835003][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1341.835025][ T32] r4:dfa0ddc0 [ 1341.835044][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.835086][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1341.835109][ T32] r4:00000000 [ 1341.835129][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.835174][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1341.835217][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.835325][ T32] r5:00001000 r4:e0053000 [ 1341.835350][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.835454][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.835534][ T32] r5:84af7b8c r4:84af7800 [ 1341.835559][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.835607][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1341.835629][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.835675][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.835698][ T32] r4:84864380 [ 1341.835739][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.835789][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1341.835812][ T32] r4:00000001 [ 1341.835831][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.835887][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1341.835926][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.835958][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.835985][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.836013][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.836058][ T32] r4:84867140 [ 1341.836091][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.836136][ T32] INFO: task kworker/0:854:5357 blocked for more than 468 seconds. [ 1341.836184][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.836213][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.836263][ T32] task:kworker/0:854 state:D stack:0 pid:5357 tgid:5357 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.836364][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.836421][ T32] Call trace: [ 1341.836482][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1341.836560][ T32] r10:8291a684 r9:eb9fdd84 r8:00000002 r7:60000013 r6:eb9fdd8c r5:84a20c00 [ 1341.836587][ T32] r4:84a20c00 [ 1341.836640][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1341.836689][ T32] r5:84a20c00 r4:8291a680 [ 1341.836709][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.836757][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1341.836961][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 12 printk messages dropped ** [ 1341.837470][ T32] r10:61c88647 r9:84a20c00 r8:847f7bac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1341.837765][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1341.838252][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1341.838390][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 ** 9 printk messages dropped ** [ 1341.847536][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1341.847860][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1341.848233][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 9 printk messages dropped ** [ 1341.852929][ T32] INFO: task kworker/0:855:5358 blocked for more than 468 seconds. ** 7 printk messages dropped ** [ 1341.853507][ T32] r4:84a21800 [ 1341.853527][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1341.853590][ T32] r5:84a21800 r4:8291a680 [ 1341.853615][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.853656][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.853698][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba01e08 [ 1341.853777][ T32] r4:00000000 [ 1341.853821][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1341.853860][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1341.853899][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.853940][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84abbe00 [ 1341.853984][ T32] r4:00000000 [ 1341.854034][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.854086][ T32] r9:83018005 r8:84a21800 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1341.854109][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.854175][ T32] r5:00001000 r4:eb40d000 [ 1341.854199][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.854263][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.854370][ T32] r5:8576038c r4:85760000 [ 1341.854476][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.854568][ T32] r7:dddced80 r6:83018000 r5:8576038c r4:847f7c80 [ 1341.854595][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.854665][ T32] r10:61c88647 r9:84a21800 r8:847f7cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.854692][ T32] r4:847f7c80 [ 1341.854761][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.854814][ T32] r10:00000000 r9:847f7c80 r8:80287e08 r7:eb9fde60 r6:847f7d00 r5:84a21800 [ 1341.854879][ T32] r4:00000001 [ 1341.854929][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.854978][ T32] Exception stack(0xeba01fb0 to 0xeba01ff8) [ 1341.855028][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.855106][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.855136][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.855166][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.855188][ T32] r4:84abb980 [ 1341.855348][ T32] INFO: task kworker/0:855:5358 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1341.855380][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.855438][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.855483][ T32] Call trace: [ 1341.855513][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.855563][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1341.855607][ T32] r4:00000000 [ 1341.855642][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.855706][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1341.855748][ T32] dd20: 8d75c000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1341.855778][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1341.855826][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1341.855854][ T32] r5:800f0013 r4:80239bb0 [ 1341.855918][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 13 printk messages dropped ** [ 1341.856578][ T32] r5:84af7b8c r4:84af7800 ** 6 printk messages dropped ** [ 1341.856948][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 9 printk messages dropped ** [ 1341.857276][ T32] INFO: task kworker/0:856:5361 blocked for more than 468 seconds. ** 9 printk messages dropped ** [ 1341.857792][ T32] r5:84a22400 r4:8291a680 ** 6 printk messages dropped ** [ 1341.858025][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1341.858403][ T32] r5:85760f8c r4:85760c00 ** 3 printk messages dropped ** [ 1341.875452][ T32] r10:61c88647 r9:84a22400 r8:847f7dac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1341.875827][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1341.876419][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 ** 8 printk messages dropped ** [ 1341.876810][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1341.877040][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 9 printk messages dropped ** [ 1341.877465][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 ** 7 printk messages dropped ** [ 1341.877843][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) ** 6 printk messages dropped ** [ 1341.878236][ T32] INFO: task kworker/0:857:5363 blocked for more than 468 seconds. ** 3 printk messages dropped ** [ 1341.878428][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.887073][ T32] Call trace: [ 1341.887149][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1341.887219][ T32] r10:8291a684 r9:eba09d84 r8:00000002 r7:60000013 r6:eba09d8c r5:84a24800 [ 1341.887244][ T32] r4:84a24800 [ 1341.887266][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1341.887351][ T32] r5:84a24800 r4:8291a680 [ 1341.887377][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.887502][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.887601][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba09e08 [ 1341.887632][ T32] r4:00000000 [ 1341.887652][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1341.887690][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1341.887736][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.887813][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8456abc0 [ 1341.887840][ T32] r4:00000000 [ 1341.887861][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.887909][ T32] r9:83018005 r8:84a24800 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [ 1341.887932][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.887981][ T32] r5:00001000 r4:eb485000 [ 1341.888002][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.888041][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.888083][ T32] r5:8576078c r4:85760400 [ 1341.888144][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.888197][ T32] r7:dddced80 r6:83018000 r5:8576078c r4:847f7e80 [ 1341.888220][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.888265][ T32] r10:61c88647 r9:84a24800 r8:847f7eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.888309][ T32] r4:847f7e80 [ 1341.888333][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.888381][ T32] r10:00000000 r9:847f7e80 r8:80287e08 r7:eba05e60 r6:847f7f00 r5:84a24800 [ 1341.888414][ T32] r4:00000001 [ 1341.888437][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.901138][ T32] Exception stack(0xeba09fb0 to 0xeba09ff8) [ 1341.901236][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.901277][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.901306][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.901339][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.901363][ T32] r4:84abb980 [ 1341.901529][ T32] INFO: task kworker/0:857:5363 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1341.901572][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.901705][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.901776][ T32] Call trace: [ 1341.901884][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.901942][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1341.901988][ T32] r4:00000000 [ 1341.902014][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.902079][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1341.902150][ T32] dd20: 8e312000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1341.902207][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1341.902237][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1341.902261][ T32] r5:800f0013 r4:80239bb0 [ 1341.902305][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.902353][ T32] r4:82ac21e4 [ 1341.902375][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.902417][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1341.902439][ T32] r4:dfa0ddc0 [ 1341.902458][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.902499][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1341.902522][ T32] r4:00000000 [ 1341.902542][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.902651][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1341.902681][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.902768][ T32] r5:00001000 r4:e0053000 ** 1 printk messages dropped ** [ 1341.902899][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1341.903249][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 10 printk messages dropped ** [ 1341.903677][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 12 printk messages dropped ** [ 1341.904305][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1341.904747][ T32] r5:00001000 r4:eb49f000 ** 6 printk messages dropped ** [ 1341.905062][ T32] r10:61c88647 r9:856e3c00 r8:847f7fac r7:82804d40 r6:dddced80 r5:dddceda0 ** 13 printk messages dropped ** [ 1341.905701][ T32] Workqueue: events bpf_prog_free_deferred ** 14 printk messages dropped ** [ 1341.906440][ T32] r4:dfa0ddc0 ** 6 printk messages dropped ** [ 1341.906787][ T32] r5:00001000 r4:e0053000 ** 6 printk messages dropped ** [ 1341.907190][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1341.907506][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1341.907882][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1341.908355][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba15e08 ** 7 printk messages dropped ** [ 1341.920041][ T32] r9:83018005 r8:856e6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f06f000 ** 11 printk messages dropped ** [ 1341.920525][ T32] r10:00000000 r9:85769000 r8:80287e08 r7:eba05e60 r6:84abf800 r5:856e6c00 ** 3 printk messages dropped ** [ 1341.920700][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.920760][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.920812][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.920850][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.920895][ T32] r4:8576b140 [ 1341.921070][ T32] INFO: task kworker/0:859:5367 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1341.921126][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.921229][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.921291][ T32] Call trace: [ 1341.921327][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.921381][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1341.921404][ T32] r4:00000000 [ 1341.921424][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.921493][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1341.921552][ T32] dd20: 8e312000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1341.921589][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1341.921615][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1341.921638][ T32] r5:800f0013 r4:80239bb0 [ 1341.921659][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.921701][ T32] r4:82ac21e4 [ 1341.921749][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.921863][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1341.921896][ T32] r4:dfa0ddc0 [ 1341.921916][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.921957][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 2 printk messages dropped ** [ 1341.922083][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 ** 17 printk messages dropped ** [ 1341.922938][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 15 printk messages dropped ** [ 1341.923639][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 17 printk messages dropped ** [ 1341.924438][ T32] r10:61c88647 r9:856e6000 r8:857690ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 13 printk messages dropped ** [ 1341.925483][ T32] Workqueue: events bpf_prog_free_deferred ** 14 printk messages dropped ** [ 1341.926249][ T32] r4:dfa0ddc0 ** 11 printk messages dropped ** [ 1341.926837][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 ** 10 printk messages dropped ** [ 1341.927381][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 16 printk messages dropped ** [ 1341.928053][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba29e08 ** 5 printk messages dropped ** [ 1341.928318][ T32] r4:00000000 [ 1341.928341][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.928410][ T32] r9:83018005 r8:856e0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [ 1341.928435][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.949990][ T32] r5:00001000 r4:eb525000 [ 1341.950038][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.950107][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.950153][ T32] r5:85761b8c r4:85761800 [ 1341.950182][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.950271][ T32] r7:dddced80 r6:83018000 r5:85761b8c r4:85769100 [ 1341.950319][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.950374][ T32] r10:61c88647 r9:856e0c00 r8:8576912c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.950406][ T32] r4:85769100 [ 1341.950436][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.950484][ T32] r10:00000000 r9:85769100 r8:80287e08 r7:eba15e60 r6:84abf900 r5:856e0c00 [ 1341.950507][ T32] r4:00000001 [ 1341.950527][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.950587][ T32] Exception stack(0xeba29fb0 to 0xeba29ff8) [ 1341.950633][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.950667][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.950694][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.950734][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.950780][ T32] r4:8576b200 [ 1341.950974][ T32] INFO: task kworker/0:861:5372 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1341.951036][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.951166][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.951257][ T32] Call trace: [ 1341.951337][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.951400][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1341.951454][ T32] r4:00000000 [ 1341.951483][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.951526][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1341.951554][ T32] dd20: 8e898000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1341.951584][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1341.951610][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1341.951633][ T32] r5:800f0013 r4:80239bb0 [ 1341.951653][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.951707][ T32] r4:82ac21e4 [ 1341.951741][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.951785][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1341.951817][ T32] r4:dfa0ddc0 [ 1341.951840][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.951909][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1341.951957][ T32] r4:00000000 [ 1341.951986][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.952034][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1341.952056][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.952098][ T32] r5:00001000 r4:e0053000 [ 1341.952148][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1341.952241][ T32] r5:84af7b8c r4:84af7800 ** 2 printk messages dropped ** [ 1341.952344][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1341.952602][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) ** 7 printk messages dropped ** [ 1341.952960][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 3 printk messages dropped ** [ 1341.953135][ T32] Call trace: ** 6 printk messages dropped ** [ 1341.953400][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1341.953992][ T32] r5:85761f8c r4:85761c00 ** 7 printk messages dropped ** [ 1341.954356][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1341.954871][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 22 printk messages dropped ** [ 1341.955858][ T32] r5:00001000 r4:e0053000 ** 9 printk messages dropped ** [ 1341.956349][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 7 printk messages dropped ** [ 1341.956621][ T32] r4:84867140 ** 4 printk messages dropped ** [ 1341.956789][ T32] task:kworker/0:863 state:D stack:0 pid:5375 tgid:5375 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.956858][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.956951][ T32] Call trace: [ 1341.957037][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1341.957114][ T32] r10:8291a684 r9:eba11d84 r8:00000002 r7:60000113 r6:eba11d8c r5:84a25400 [ 1341.957146][ T32] r4:84a25400 [ 1341.957166][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1341.957210][ T32] r5:84a25400 r4:8291a680 [ 1341.957230][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.957311][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.957357][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba11e08 [ 1341.957395][ T32] r4:00000000 [ 1341.957418][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1341.957455][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1341.957490][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.957531][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8576b840 [ 1341.957559][ T32] r4:00000000 [ 1341.957581][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.957647][ T32] r9:83018005 r8:84a25400 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 [ 1341.957678][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.957728][ T32] r5:00001000 r4:eb5c5000 [ 1341.957751][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.957791][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.957855][ T32] r5:8576238c r4:85762000 [ 1341.957879][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.957927][ T32] r7:dddced80 r6:83018000 r5:8576238c r4:85769280 [ 1341.957970][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.958026][ T32] r10:61c88647 r9:84a25400 r8:857692ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.958084][ T32] r4:85769280 [ 1341.958108][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.958153][ T32] r10:00000000 r9:85769280 r8:80287e08 r7:eb9f1e60 r6:85769300 r5:84a25400 [ 1341.958175][ T32] r4:00000001 [ 1341.958194][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.958252][ T32] Exception stack(0xeba11fb0 to 0xeba11ff8) [ 1341.958287][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.958336][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.958372][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.958410][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.958440][ T32] r4:8576b4c0 [ 1341.980641][ T32] INFO: task kworker/0:863:5375 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1341.980765][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.980876][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.980968][ T32] Call trace: [ 1341.981041][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.981122][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1341.981151][ T32] r4:00000000 [ 1341.981194][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.981241][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1341.981292][ T32] dd20: 8ed24000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1341.981327][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1341.981353][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1341.981377][ T32] r5:800f0013 r4:80239bb0 [ 1341.981398][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.981441][ T32] r4:82ac21e4 [ 1341.981462][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.981524][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1341.981578][ T32] r4:dfa0ddc0 [ 1341.981606][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.981651][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1341.981698][ T32] r4:00000000 [ 1341.981779][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.981879][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1341.981928][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.982000][ T32] r5:00001000 r4:e0053000 [ 1341.982063][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.982108][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.982155][ T32] r5:84af7b8c r4:84af7800 [ 1341.982176][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.982223][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1341.982245][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.982291][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.982333][ T32] r4:84864380 [ 1341.982363][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.982412][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1341.982436][ T32] r4:00000001 [ 1341.982478][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.982545][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1341.982610][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.982647][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.982679][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.982711][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.982761][ T32] r4:84867140 [ 1341.982793][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.982834][ T32] INFO: task kworker/0:864:5377 blocked for more than 468 seconds. [ 1341.982869][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.982895][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.982946][ T32] task:kworker/0:864 state:D stack:0 pid:5377 tgid:5377 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.982999][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.983062][ T32] Call trace: [ 1341.983123][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1341.983173][ T32] r10:8291a684 r9:eba25d84 r8:00000002 r7:60000113 r6:eba25d8c r5:84a26000 [ 1341.983196][ T32] r4:84a26000 [ 1341.983216][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1341.983258][ T32] r5:84a26000 r4:8291a680 [ 1341.983288][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.983352][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.983400][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba25e08 [ 1341.983445][ T32] r4:00000000 [ 1341.983476][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) ** 1 printk messages dropped ** [ 1341.983585][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 3 printk messages dropped ** [ 1341.983762][ T32] r9:83018005 r8:84a26000 r7:00000000 r6:83018000 r5:00001000 r4:7f07b000 ** 4 printk messages dropped ** [ 1341.983927][ T32] r5:85762f8c r4:85762c00 ** 1 printk messages dropped ** [ 1341.984046][ T32] r7:dddced80 r6:83018000 r5:85762f8c r4:85769380 ** 1 printk messages dropped ** [ 1341.984119][ T32] r10:61c88647 r9:84a26000 r8:857693ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 4 printk messages dropped ** [ 1341.984348][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1341.984533][ T32] r4:8576b640 ** 2 printk messages dropped ** [ 1341.984767][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1341.985135][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 ** 9 printk messages dropped ** [ 1341.985544][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1341.985779][ T32] r5:84af7b8c r4:84af7800 ** 5 printk messages dropped ** [ 1341.986012][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.986058][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1341.986081][ T32] r4:00000001 [ 1341.986099][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.986156][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1341.986208][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.986244][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.986273][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.986302][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.986324][ T32] r4:84867140 [ 1341.986365][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.986399][ T32] INFO: task kworker/0:865:5380 blocked for more than 468 seconds. [ 1341.986430][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.986476][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.986505][ T32] task:kworker/0:865 state:D stack:0 pid:5380 tgid:5380 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.986551][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.986595][ T32] Call trace: [ 1341.986651][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1341.986699][ T32] r10:8291a684 r9:eba31d84 r8:00000002 r7:60000113 r6:eba31d8c r5:84a26c00 [ 1341.986753][ T32] r4:84a26c00 [ 1341.986828][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1341.986875][ T32] r5:84a26c00 r4:8291a680 [ 1341.986895][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.986935][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.986977][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba31e08 [ 1341.986999][ T32] r4:00000000 [ 1341.987018][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1341.987052][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1341.987087][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.987129][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8576b980 [ 1341.987173][ T32] r4:00000000 [ 1341.987227][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.987303][ T32] r9:83018005 r8:84a26c00 r7:00000000 r6:83018000 r5:00001000 r4:7f077000 [ 1341.987334][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.987378][ T32] r5:00001000 r4:eb605000 [ 1341.987428][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.987471][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.987535][ T32] r5:8576278c r4:85762400 [ 1341.987564][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.987611][ T32] r7:dddced80 r6:83018000 r5:8576278c r4:85769480 [ 1341.987632][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.987678][ T32] r10:61c88647 r9:84a26c00 r8:857694ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.987705][ T32] r4:85769480 [ 1341.987756][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.987812][ T32] r10:00000000 r9:85769480 r8:80287e08 r7:eba25e60 r6:85769500 r5:84a26c00 [ 1341.987836][ T32] r4:00000001 [ 1341.987855][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.987889][ T32] Exception stack(0xeba31fb0 to 0xeba31ff8) [ 1341.987938][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.987977][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.988005][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.988033][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.988056][ T32] r4:8576b800 [ 1341.988206][ T32] INFO: task kworker/0:865:5380 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1341.988255][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.988361][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.988414][ T32] Call trace: [ 1341.988497][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.009878][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1342.009929][ T32] r4:00000000 [ 1342.009999][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.010091][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1342.010136][ T32] dd20: 8f110000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1342.010168][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1342.010195][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.010219][ T32] r5:800f0013 r4:80239bb0 [ 1342.010241][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.010310][ T32] r4:82ac21e4 [ 1342.010361][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.010434][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1342.010480][ T32] r4:dfa0ddc0 [ 1342.010503][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.010548][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1342.010570][ T32] r4:00000000 [ 1342.010590][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.010658][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1342.010731][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.010856][ T32] r5:00001000 r4:e0053000 [ 1342.010904][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.010959][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.011028][ T32] r5:84af7b8c r4:84af7800 [ 1342.011053][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.011102][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1342.011124][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.011193][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.011239][ T32] r4:84864380 [ 1342.011268][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.011336][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1342.011388][ T32] r4:00000001 [ 1342.011441][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.011488][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1342.011536][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.011573][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.011600][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.011629][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.011671][ T32] r4:84867140 [ 1342.011699][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.011757][ T32] INFO: task kworker/0:866:5381 blocked for more than 468 seconds. [ 1342.011800][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.011842][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.011894][ T32] task:kworker/0:866 state:D stack:0 pid:5381 tgid:5381 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.011963][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.012034][ T32] Call trace: [ 1342.012077][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1342.012153][ T32] r10:8291a684 r9:eba35d84 r8:00000002 r7:60000013 r6:eba35d8c r5:84a23000 [ 1342.012200][ T32] r4:84a23000 [ 1342.012251][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1342.012324][ T32] r5:84a23000 r4:8291a680 [ 1342.012353][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.012396][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.012438][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba35e08 [ 1342.012460][ T32] r4:00000000 [ 1342.012480][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1342.012515][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1342.012549][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.012590][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8576bb00 [ 1342.012611][ T32] r4:00000000 [ 1342.012651][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.012705][ T32] r9:83018005 r8:84a23000 r7:00000000 r6:83018000 r5:00001000 r4:7f079000 [ 1342.012734][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.012777][ T32] r5:00001000 r4:eb7ad000 [ 1342.012797][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.012836][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.012900][ T32] r5:85762b8c r4:85762800 [ 1342.012926][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.012973][ T32] r7:dddced80 r6:83018000 r5:85762b8c r4:85769580 [ 1342.013015][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.013070][ T32] r10:61c88647 r9:84a23000 r8:857695ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.013095][ T32] r4:85769580 [ 1342.013135][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.013206][ T32] r10:00000000 r9:85769580 r8:80287e08 r7:eba25e60 r6:85769600 r5:84a23000 [ 1342.013233][ T32] r4:00000001 [ 1342.013273][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.013334][ T32] Exception stack(0xeba35fb0 to 0xeba35ff8) [ 1342.013366][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.013417][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.013473][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.013510][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.013555][ T32] r4:8576b900 [ 1342.013738][ T32] INFO: task kworker/0:866:5381 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1342.013774][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.013861][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.013907][ T32] Call trace: [ 1342.013958][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.014018][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1342.014041][ T32] r4:00000000 [ 1342.014062][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.014103][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1342.014132][ T32] dd20: 8f110000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1342.014161][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1342.014197][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.014229][ T32] r5:800f0013 r4:80239bb0 [ 1342.014250][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.014291][ T32] r4:82ac21e4 [ 1342.014333][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.014379][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1342.014402][ T32] r4:dfa0ddc0 [ 1342.014445][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.014533][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 4 printk messages dropped ** [ 1342.014829][ T32] r5:00001000 r4:e0053000 ** 7 printk messages dropped ** [ 1342.015278][ T32] r4:84864380 ** 6 printk messages dropped ** [ 1342.015538][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 16 printk messages dropped ** [ 1342.016313][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1342.016619][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1342.016917][ T32] r5:8576338c r4:85763000 ** 1 printk messages dropped ** [ 1342.016998][ T32] r7:dddced80 r6:83018000 r5:8576338c r4:85769680 ** 1 printk messages dropped ** [ 1342.017066][ T32] r10:61c88647 r9:85726c00 r8:857696ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 4 printk messages dropped ** [ 1342.017205][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1342.017382][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1342.017867][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 ** 8 printk messages dropped ** [ 1342.018175][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1342.018451][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1342.040055][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1342.040791][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1342.040847][ T32] r4:00000001 [ 1342.040886][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.040963][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1342.041026][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.041106][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.041163][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.041228][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.041274][ T32] r4:84867140 [ 1342.041320][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.041400][ T32] INFO: task kworker/0:868:5385 blocked for more than 468 seconds. [ 1342.041499][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.041553][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.041597][ T32] task:kworker/0:868 state:D stack:0 pid:5385 tgid:5385 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.041715][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.041826][ T32] Call trace: [ 1342.041892][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1342.042051][ T32] r10:8291a684 r9:eba2dd84 r8:00000002 r7:60000013 r6:eba2dd8c r5:857d8000 [ 1342.042106][ T32] r4:857d8000 [ 1342.042135][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1342.042202][ T32] r5:857d8000 r4:8291a680 [ 1342.042252][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.042353][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.042428][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba2de08 [ 1342.042460][ T32] r4:00000000 [ 1342.042480][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1342.042516][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1342.042574][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.042623][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8576bfc0 [ 1342.042689][ T32] r4:00000000 [ 1342.042760][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.042835][ T32] r9:83018005 r8:857d8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07f000 [ 1342.042893][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.042964][ T32] r5:00001000 r4:eb7e5000 [ 1342.042992][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.043042][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.043090][ T32] r5:8576378c r4:85763400 [ 1342.043135][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.043195][ T32] r7:dddced80 r6:83018000 r5:8576378c r4:85769780 [ 1342.043218][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.043287][ T32] r10:61c88647 r9:857d8000 r8:857697ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.043318][ T32] r4:85769780 [ 1342.043338][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.043385][ T32] r10:00000000 r9:85769780 r8:80287e08 r7:eba39e60 r6:85769800 r5:857d8000 [ 1342.043408][ T32] r4:00000001 [ 1342.043448][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.043494][ T32] Exception stack(0xeba2dfb0 to 0xeba2dff8) [ 1342.043522][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.043551][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.043599][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.043631][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.043655][ T32] r4:8576bb40 [ 1342.043860][ T32] INFO: task kworker/0:868:5385 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1342.043930][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.044071][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.044146][ T32] Call trace: [ 1342.044182][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.044234][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1342.044277][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1342.044370][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) ** 5 printk messages dropped ** [ 1342.044731][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1342.044917][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 7 printk messages dropped ** [ 1342.045368][ T32] r5:84af7b8c r4:84af7800 ** 5 printk messages dropped ** [ 1342.045613][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1342.045799][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1342.045826][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.045855][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.045882][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.045911][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.045933][ T32] r4:84867140 [ 1342.045953][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.045984][ T32] INFO: task kworker/0:869:5387 blocked for more than 468 seconds. [ 1342.046014][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.046039][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.046060][ T32] task:kworker/0:869 state:D stack:0 pid:5387 tgid:5387 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.046140][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.046212][ T32] Call trace: [ 1342.046272][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1342.046322][ T32] r10:8291a684 r9:eba3dd84 r8:00000002 r7:60000013 r6:eba3dd8c r5:857d8c00 [ 1342.046366][ T32] r4:857d8c00 [ 1342.046391][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1342.046457][ T32] r5:857d8c00 r4:8291a680 [ 1342.046481][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.046521][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.046563][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba3de08 [ 1342.046606][ T32] r4:00000000 [ 1342.046634][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1342.046670][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1342.046706][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.046806][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8577d280 [ 1342.046840][ T32] r4:00000000 [ 1342.046861][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.046920][ T32] r9:83018005 r8:857d8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1342.046963][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.047013][ T32] r5:00001000 r4:eb819000 [ 1342.047034][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.047089][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.047136][ T32] r5:85763f8c r4:85763c00 [ 1342.047165][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.047214][ T32] r7:dddced80 r6:83018000 r5:85763f8c r4:85769880 [ 1342.047236][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.047283][ T32] r10:61c88647 r9:857d8c00 r8:857698ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.047310][ T32] r4:85769880 [ 1342.047332][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.047376][ T32] r10:00000000 r9:85769880 r8:80287e08 r7:eba2de60 r6:85769900 r5:857d8c00 [ 1342.047415][ T32] r4:00000001 [ 1342.047460][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.047524][ T32] Exception stack(0xeba3dfb0 to 0xeba3dff8) [ 1342.047561][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.047612][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.047671][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.047741][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.047768][ T32] r4:8576be40 [ 1342.047875][ T32] INFO: task kworker/0:869:5387 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1342.047907][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.047965][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.048014][ T32] Call trace: [ 1342.048090][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.048149][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1342.048173][ T32] r4:00000000 [ 1342.048218][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.048289][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1342.048321][ T32] dd20: 8f670000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1342.048350][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1342.048396][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.048488][ T32] r5:800f0013 r4:80239bb0 [ 1342.068821][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.068935][ T32] r4:82ac21e4 [ 1342.068982][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 6 printk messages dropped ** [ 1342.069350][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 ** 10 printk messages dropped ** [ 1342.069895][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.069965][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1342.069994][ T32] r4:00000001 [ 1342.070035][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.070104][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1342.070208][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.070246][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.070285][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.070341][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.070387][ T32] r4:84867140 [ 1342.070433][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.070488][ T32] INFO: task kworker/0:870:5389 blocked for more than 468 seconds. [ 1342.070531][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.070558][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.070624][ T32] task:kworker/0:870 state:D stack:0 pid:5389 tgid:5389 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.070711][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.070936][ T32] Call trace: [ 1342.071038][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1342.071113][ T32] r10:8291a684 r9:eba45d84 r8:00000002 r7:60000113 r6:eba45d8c r5:857d9800 [ 1342.071141][ T32] r4:857d9800 [ 1342.071164][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1342.071207][ T32] r5:857d9800 r4:8291a680 [ 1342.071249][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.071320][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.071391][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba45e08 [ 1342.071444][ T32] r4:00000000 [ 1342.071473][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1342.071510][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1342.071544][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.071585][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8577d040 [ 1342.071650][ T32] r4:00000000 [ 1342.071702][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.071765][ T32] r9:83018005 r8:857d9800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1342.071802][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.071851][ T32] r5:00001000 r4:eb7f5000 [ 1342.071872][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.071912][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.071974][ T32] r5:85763b8c r4:85763800 [ 1342.072044][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.072129][ T32] r7:dddced80 r6:83018000 r5:85763b8c r4:85769980 [ 1342.072162][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.072273][ T32] r10:61c88647 r9:857d9800 r8:857699ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.072307][ T32] r4:85769980 [ 1342.072351][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.072426][ T32] r10:00000000 r9:85769980 r8:80287e08 r7:eba3de60 r6:85769a00 r5:857d9800 [ 1342.072459][ T32] r4:00000001 [ 1342.072506][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.072550][ T32] Exception stack(0xeba45fb0 to 0xeba45ff8) [ 1342.072581][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.072682][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.072717][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.072781][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.072833][ T32] r4:8577d240 [ 1342.073034][ T32] INFO: task kworker/0:870:5389 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1342.073076][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.073159][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.073262][ T32] Call trace: [ 1342.073303][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.073376][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1342.073404][ T32] r4:00000000 [ 1342.073425][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.073487][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1342.073525][ T32] dd20: 8fbfa000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1342.073565][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1342.073594][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.073619][ T32] r5:800f0013 r4:80239bb0 [ 1342.073683][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.073736][ T32] r4:82ac21e4 [ 1342.073757][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.073801][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1342.073824][ T32] r4:dfa0ddc0 [ 1342.073843][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.073885][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1342.073907][ T32] r4:00000000 [ 1342.073927][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.073993][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1342.074018][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.074083][ T32] r5:00001000 r4:e0053000 [ 1342.074111][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.074154][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.074217][ T32] r5:84af7b8c r4:84af7800 [ 1342.074262][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.074334][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1342.074365][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.074414][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.074437][ T32] r4:84864380 ** 1 printk messages dropped ** [ 1342.074501][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 2 printk messages dropped ** [ 1342.074670][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) ** 2 printk messages dropped ** [ 1342.074816][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1342.074982][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1342.075200][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1342.075470][ T32] r4:857da400 ** 1 printk messages dropped ** [ 1342.075565][ T32] r5:857da400 r4:8291a680 ** 2 printk messages dropped ** [ 1342.075716][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba49e08 ** 7 printk messages dropped ** [ 1342.076063][ T32] r9:83018005 r8:857da400 r7:00000000 r6:83018000 r5:00001000 r4:7f0c1000 ** 6 printk messages dropped ** [ 1342.076324][ T32] r7:dddced80 r6:83018000 r5:8579438c r4:85769a80 ** 6 printk messages dropped ** [ 1342.076593][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1342.077051][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.077171][ T32] Call trace: [ 1342.077211][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.077263][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1342.077311][ T32] r4:00000000 [ 1342.077335][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.077399][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1342.077480][ T32] dd20: 8fbfa000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1342.077535][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1342.077565][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.077589][ T32] r5:800f0013 r4:80239bb0 [ 1342.077631][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.077693][ T32] r4:82ac21e4 [ 1342.077754][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.077806][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1342.077830][ T32] r4:dfa0ddc0 [ 1342.077879][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.077950][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1342.078025][ T32] r4:00000000 [ 1342.078053][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.078098][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1342.078120][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.078203][ T32] r5:00001000 r4:e0053000 [ 1342.078227][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.078269][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.078354][ T32] r5:84af7b8c r4:84af7800 [ 1342.078383][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.078471][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1342.109030][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.109132][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.109160][ T32] r4:84864380 [ 1342.109181][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.109230][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1342.109254][ T32] r4:00000001 [ 1342.109294][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.109339][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1342.109372][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.109403][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.109471][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.109509][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.109553][ T32] r4:84867140 [ 1342.109581][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.109623][ T32] INFO: task kworker/0:872:5392 blocked for more than 468 seconds. [ 1342.109659][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.109705][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.109739][ T32] task:kworker/0:872 state:D stack:0 pid:5392 tgid:5392 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.109800][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.109849][ T32] Call trace: [ 1342.109905][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1342.109964][ T32] r10:8291a684 r9:eba51d84 r8:00000002 r7:60000113 r6:eba51d8c r5:857db000 ** 2 printk messages dropped ** [ 1342.110105][ T32] r5:857db000 r4:8291a680 ** 6 printk messages dropped ** [ 1342.110396][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1342.110865][ T32] r5:8579478c r4:85794400 ** 1 printk messages dropped ** [ 1342.111009][ T32] r7:dddced80 r6:83018000 r5:8579478c r4:85769b80 ** 6 printk messages dropped ** [ 1342.111302][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1342.111815][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1342.112395][ T32] dd20: 90256000 eb0cd000 00000001 80239b98 7f13f000 00000001 ** 10 printk messages dropped ** [ 1342.112880][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1342.113210][ T32] r5:84af7b8c r4:84af7800 ** 6 printk messages dropped ** [ 1342.113578][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 4 printk messages dropped ** [ 1342.113757][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1342.113975][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1342.114116][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1342.114369][ T32] r4:857dbc00 ** 3 printk messages dropped ** [ 1342.114543][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1342.114790][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 3 printk messages dropped ** [ 1342.114970][ T32] r9:83018005 r8:857dbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f0c5000 ** 4 printk messages dropped ** [ 1342.115135][ T32] r5:85794b8c r4:85794800 ** 1 printk messages dropped ** [ 1342.115199][ T32] r7:dddced80 r6:83018000 r5:85794b8c r4:85769c80 ** 1 printk messages dropped ** [ 1342.115300][ T32] r10:61c88647 r9:857dbc00 r8:85769cac r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1342.115437][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1342.115595][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1342.115654][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.115704][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.115741][ T32] r4:8577d4c0 [ 1342.115868][ T32] INFO: task kworker/0:873:5395 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1342.115956][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.116098][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.116174][ T32] Call trace: [ 1342.116213][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.116263][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1342.116287][ T32] r4:00000000 [ 1342.116307][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.116347][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1342.116375][ T32] dd20: 90256000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1342.116404][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1342.116464][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.116492][ T32] r5:800f0013 r4:80239bb0 [ 1342.116535][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.116585][ T32] r4:82ac21e4 [ 1342.116608][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.116650][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1342.116672][ T32] r4:dfa0ddc0 [ 1342.116691][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.116806][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1342.116835][ T32] r4:00000000 [ 1342.116857][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.116902][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1342.116924][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.117011][ T32] r5:00001000 r4:e0053000 [ 1342.117040][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.117082][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.117124][ T32] r5:84af7b8c r4:84af7800 [ 1342.117144][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.117210][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1342.117239][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.117286][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.117309][ T32] r4:84864380 [ 1342.117350][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.117412][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1342.117437][ T32] r4:00000001 [ 1342.117470][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.117573][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1342.117631][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.117685][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.117720][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.117758][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.117801][ T32] r4:84867140 [ 1342.117825][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.117872][ T32] INFO: task kworker/0:874:5397 blocked for more than 468 seconds. [ 1342.117953][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.117980][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.118002][ T32] task:kworker/0:874 state:D stack:0 pid:5397 tgid:5397 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.118075][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.118118][ T32] Call trace: [ 1342.118218][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1342.118274][ T32] r10:8291a684 r9:eba69d84 r8:00000002 r7:60000013 r6:eba69d8c r5:857dc800 [ 1342.118298][ T32] r4:857dc800 [ 1342.118318][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1342.118383][ T32] r5:857dc800 r4:8291a680 [ 1342.118411][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.118505][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.149038][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba69e08 [ 1342.149114][ T32] r4:00000000 [ 1342.149144][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1342.149209][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1342.149250][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.149304][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8577d9c0 [ 1342.149330][ T32] r4:00000000 [ 1342.149351][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.149428][ T32] r9:83018005 r8:857dc800 r7:00000000 r6:83018000 r5:00001000 r4:7f0c9000 [ 1342.149460][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.149506][ T32] r5:00001000 r4:eba83000 [ 1342.149527][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.149566][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.149611][ T32] r5:8579538c r4:85795000 [ 1342.149631][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.149679][ T32] r7:dddced80 r6:83018000 r5:8579538c r4:85769d80 [ 1342.149727][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.149778][ T32] r10:61c88647 r9:857dc800 r8:85769dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.149822][ T32] r4:85769d80 [ 1342.149853][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.149900][ T32] r10:00000000 r9:85769d80 r8:80287e08 r7:eba5de60 r6:85769e00 r5:857dc800 [ 1342.149943][ T32] r4:00000001 [ 1342.149979][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.150020][ T32] Exception stack(0xeba69fb0 to 0xeba69ff8) [ 1342.150052][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.150081][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.150108][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.150166][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.150197][ T32] r4:8577d840 [ 1342.150371][ T32] INFO: task kworker/0:874:5397 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1342.150415][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.150559][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.150609][ T32] Call trace: [ 1342.150671][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.150724][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1342.150795][ T32] r4:00000000 [ 1342.150828][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.150877][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1342.150908][ T32] dd20: 90943000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1342.150937][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1342.150985][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.151041][ T32] r5:800f0013 r4:80239bb0 [ 1342.151070][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.151111][ T32] r4:82ac21e4 [ 1342.151141][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.151188][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1342.151210][ T32] r4:dfa0ddc0 [ 1342.151230][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.151289][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1342.151326][ T32] r4:00000000 [ 1342.151349][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.151395][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1342.151416][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.151457][ T32] r5:00001000 r4:e0053000 [ 1342.151477][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.151515][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.151556][ T32] r5:84af7b8c r4:84af7800 [ 1342.151599][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.151663][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1342.151711][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.151772][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.151825][ T32] r4:84864380 [ 1342.151856][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.151930][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1342.151976][ T32] r4:00000001 [ 1342.152026][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.152070][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1342.152098][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.152132][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.152179][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.152216][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.152261][ T32] r4:84867140 [ 1342.152290][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.152352][ T32] INFO: task kworker/0:875:5399 blocked for more than 468 seconds. [ 1342.152410][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.152445][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.152466][ T32] task:kworker/0:875 state:D stack:0 pid:5399 tgid:5399 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.152512][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.152583][ T32] Call trace: [ 1342.152627][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1342.152678][ T32] r10:8291a684 r9:eba75d84 r8:00000002 r7:60000113 r6:eba75d8c r5:857dd400 [ 1342.152740][ T32] r4:857dd400 [ 1342.152765][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1342.152808][ T32] r5:857dd400 r4:8291a680 [ 1342.152828][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.152866][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.152908][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba75e08 [ 1342.152940][ T32] r4:00000000 [ 1342.152972][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1342.153033][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1342.153078][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.153119][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8577d880 [ 1342.153141][ T32] r4:00000000 [ 1342.153180][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.153234][ T32] r9:83018005 r8:857dd400 r7:00000000 r6:83018000 r5:00001000 r4:7f0c7000 [ 1342.153257][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.153319][ T32] r5:00001000 r4:eba77000 [ 1342.153343][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.153392][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.153445][ T32] r5:85794f8c r4:85794c00 [ 1342.153478][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.153547][ T32] r7:dddced80 r6:83018000 r5:85794f8c r4:85769e80 [ 1342.153571][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.153618][ T32] r10:61c88647 r9:857dd400 r8:85769eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.153663][ T32] r4:85769e80 [ 1342.153687][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.153735][ T32] r10:00000000 r9:85769e80 r8:80287e08 r7:eba69e60 r6:85769f00 r5:857dd400 [ 1342.153778][ T32] r4:00000001 [ 1342.153827][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.153870][ T32] Exception stack(0xeba75fb0 to 0xeba75ff8) [ 1342.153897][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.153946][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.153985][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.154027][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.154072][ T32] r4:8577d700 [ 1342.154187][ T32] INFO: task kworker/0:875:5399 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1342.154219][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.154308][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.154363][ T32] Call trace: [ 1342.154421][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.154475][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1342.154499][ T32] r4:00000000 [ 1342.154519][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.154559][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1342.154599][ T32] dd20: 90943000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1342.154646][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1342.154675][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.154771][ T32] r5:800f0013 r4:80239bb0 [ 1342.154798][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.154841][ T32] r4:82ac21e4 [ 1342.154881][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.154948][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1342.154999][ T32] r4:dfa0ddc0 [ 1342.155030][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.155075][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1342.155099][ T32] r4:00000000 [ 1342.155152][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.155204][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1342.155226][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.155268][ T32] r5:00001000 r4:e0053000 [ 1342.155288][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.155328][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.155391][ T32] r5:84af7b8c r4:84af7800 [ 1342.155415][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.155463][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1342.155514][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.155564][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.155587][ T32] r4:84864380 [ 1342.155606][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.155671][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1342.155726][ T32] r4:00000001 [ 1342.155754][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.155792][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1342.155840][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.155877][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.155903][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.155947][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.156005][ T32] r4:84867140 [ 1342.156033][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.156059][ T32] INFO: task kworker/0:876:5401 blocked for more than 468 seconds. [ 1342.156109][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.156142][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.156163][ T32] task:kworker/0:876 state:D stack:0 pid:5401 tgid:5401 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.156232][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.156274][ T32] Call trace: [ 1342.156323][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1342.156374][ T32] r10:8291a684 r9:eba81d84 r8:00000002 r7:60000013 r6:eba81d8c r5:857de000 [ 1342.156418][ T32] r4:857de000 [ 1342.156447][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1342.156491][ T32] r5:857de000 r4:8291a680 [ 1342.156531][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.156578][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.156640][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba81e08 [ 1342.156686][ T32] r4:00000000 [ 1342.156717][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1342.156778][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1342.156859][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.156908][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8577dbc0 [ 1342.156931][ T32] r4:00000000 [ 1342.156950][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.157002][ T32] r9:83018005 r8:857de000 r7:00000000 r6:83018000 r5:00001000 r4:7f0cb000 [ 1342.157024][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.157065][ T32] r5:00001000 r4:eba8f000 [ 1342.157085][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.157143][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.157194][ T32] r5:8579578c r4:85795400 [ 1342.157214][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.157260][ T32] r7:dddced80 r6:83018000 r5:8579578c r4:85769f80 [ 1342.157280][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.157331][ T32] r10:61c88647 r9:857de000 r8:85769fac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.157356][ T32] r4:85769f80 [ 1342.157375][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.157419][ T32] r10:00000000 r9:85769f80 r8:80287e08 r7:eba69e60 r6:8578e000 r5:857de000 [ 1342.157442][ T32] r4:00000001 [ 1342.157461][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.157495][ T32] Exception stack(0xeba81fb0 to 0xeba81ff8) [ 1342.157542][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.157575][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.157602][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.157653][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.157704][ T32] r4:8577d840 [ 1342.157843][ T32] INFO: task kworker/0:876:5401 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1342.157882][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.157966][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.158011][ T32] Call trace: [ 1342.158055][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.158108][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1342.158131][ T32] r4:00000000 [ 1342.158152][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.158191][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1342.158220][ T32] dd20: 90943000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1342.158249][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1342.158274][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.158297][ T32] r5:800f0013 r4:80239bb0 [ 1342.158338][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.158386][ T32] r4:82ac21e4 [ 1342.158406][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.158507][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1342.180842][ T32] r4:dfa0ddc0 [ 1342.180907][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.180987][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1342.181013][ T32] r4:00000000 [ 1342.181034][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.181093][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1342.181141][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.181197][ T32] r5:00001000 r4:e0053000 [ 1342.181219][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.181280][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.181332][ T32] r5:84af7b8c r4:84af7800 [ 1342.181355][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.181406][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1342.181452][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.181508][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.181532][ T32] r4:84864380 [ 1342.181553][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.181638][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1342.181690][ T32] r4:00000001 [ 1342.181739][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.181788][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1342.181846][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.181884][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.181911][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.181947][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.182002][ T32] r4:84867140 [ 1342.182066][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.182103][ T32] INFO: task kworker/0:877:5403 blocked for more than 468 seconds. [ 1342.182142][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.182190][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.182217][ T32] task:kworker/0:877 state:D stack:0 pid:5403 tgid:5403 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.182280][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.182371][ T32] Call trace: [ 1342.182410][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1342.182465][ T32] r10:8291a684 r9:eba8dd84 r8:00000002 r7:60000013 r6:eba8dd8c r5:857dec00 [ 1342.182489][ T32] r4:857dec00 [ 1342.182511][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1342.182556][ T32] r5:857dec00 r4:8291a680 [ 1342.182579][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.182621][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.182664][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba8de08 [ 1342.182689][ T32] r4:00000000 [ 1342.182711][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1342.182774][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1342.182813][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.182855][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8577dd00 [ 1342.182879][ T32] r4:00000000 [ 1342.182900][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.182944][ T32] r9:83018005 r8:857dec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0cd000 [ 1342.182997][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1342.183209][ T32] r5:85795b8c r4:85795800 ** 3 printk messages dropped ** [ 1342.183356][ T32] r10:61c88647 r9:857dec00 r8:8578e0ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1342.183627][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1342.184243][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1342.184420][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 ** 3 printk messages dropped ** [ 1342.184610][ T32] dd20: 90d9f000 eb0cd000 00000001 80239b98 7f13f000 00000001 ** 4 printk messages dropped ** [ 1342.184811][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1342.184942][ T32] r4:dfa0ddc0 ** 2 printk messages dropped ** [ 1342.185036][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1342.185102][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 ** 6 printk messages dropped ** [ 1342.185467][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 ** 2 printk messages dropped ** [ 1342.185595][ T32] r4:84864380 ** 1 printk messages dropped ** [ 1342.185674][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 2 printk messages dropped ** [ 1342.185790][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) ** 4 printk messages dropped ** [ 1342.185998][ T32] r4:84867140 [ 1342.186041][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.186072][ T32] INFO: task kworker/0:878:5405 blocked for more than 468 seconds. [ 1342.186104][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.186130][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.186185][ T32] task:kworker/0:878 state:D stack:0 pid:5405 tgid:5405 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.186302][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.186355][ T32] Call trace: [ 1342.186408][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1342.186462][ T32] r10:8291a684 r9:eba41d84 r8:00000002 r7:60000013 r6:eba41d8c r5:841b0c00 [ 1342.186518][ T32] r4:841b0c00 [ 1342.186570][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1342.186624][ T32] r5:841b0c00 r4:8291a680 [ 1342.186646][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.186687][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.186761][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba41e08 [ 1342.186794][ T32] r4:00000000 [ 1342.186838][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1342.186892][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1342.186933][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.186984][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85056040 [ 1342.187009][ T32] r4:00000000 [ 1342.187031][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.187097][ T32] r9:83018005 r8:841b0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d1000 [ 1342.187166][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.187219][ T32] r5:00001000 r4:ebaaf000 [ 1342.187241][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.187282][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.187325][ T32] r5:8579638c r4:85796000 [ 1342.187346][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.187393][ T32] r7:dddced80 r6:83018000 r5:8579638c r4:8578e180 [ 1342.187417][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.187475][ T32] r10:61c88647 r9:841b0c00 r8:8578e1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.187616][ T32] r4:8578e180 [ 1342.187642][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.187691][ T32] r10:00000000 r9:8578e180 r8:80287e08 r7:eba8de60 r6:8578e200 r5:841b0c00 [ 1342.187718][ T32] r4:00000001 [ 1342.187742][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.187814][ T32] Exception stack(0xeba41fb0 to 0xeba41ff8) [ 1342.187882][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.188072][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.188105][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.188137][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.188161][ T32] r4:8577db80 [ 1342.188270][ T32] INFO: task kworker/0:878:5405 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1342.188305][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.188404][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.209012][ T32] Call trace: [ 1342.209075][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.209152][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1342.209177][ T32] r4:00000000 [ 1342.209236][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.209282][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1342.209314][ T32] dd20: 9113c000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1342.209368][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1342.209399][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.209448][ T32] r5:800f0013 r4:80239bb0 [ 1342.209477][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.209521][ T32] r4:82ac21e4 [ 1342.209541][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.209583][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1342.209606][ T32] r4:dfa0ddc0 [ 1342.209625][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.209666][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1342.209689][ T32] r4:00000000 [ 1342.209708][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.209754][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1342.209775][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.209820][ T32] r5:00001000 r4:e0053000 [ 1342.209841][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.209880][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.209922][ T32] r5:84af7b8c r4:84af7800 [ 1342.209942][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.209995][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1342.210016][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.210063][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.210086][ T32] r4:84864380 [ 1342.210106][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.210152][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1342.210176][ T32] r4:00000001 [ 1342.210196][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.210265][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1342.210301][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.210330][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.210356][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.210384][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.210406][ T32] r4:84867140 [ 1342.210449][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.210484][ T32] INFO: task kworker/0:879:5407 blocked for more than 468 seconds. [ 1342.210518][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.210544][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.210567][ T32] task:kworker/0:879 state:D stack:0 pid:5407 tgid:5407 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.210653][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.210723][ T32] Call trace: [ 1342.210787][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1342.210849][ T32] r10:8291a684 r9:ebaadd84 r8:00000002 r7:60000013 r6:ebaadd8c r5:841b0000 [ 1342.210941][ T32] r4:841b0000 [ 1342.211001][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1342.211053][ T32] r5:841b0000 r4:8291a680 [ 1342.211074][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.211123][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.211189][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebaade08 [ 1342.211242][ T32] r4:00000000 [ 1342.211278][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1342.211394][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1342.211454][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.211513][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8577df80 [ 1342.211540][ T32] r4:00000000 [ 1342.211570][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.211618][ T32] r9:83018005 r8:841b0000 r7:00000000 r6:83018000 r5:00001000 r4:7f0cf000 [ 1342.211661][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.211743][ T32] r5:00001000 r4:ebaa3000 [ 1342.211771][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.211811][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.211863][ T32] r5:85795f8c r4:85795c00 [ 1342.211886][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.211933][ T32] r7:dddced80 r6:83018000 r5:85795f8c r4:8578e280 [ 1342.211954][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.212036][ T32] r10:61c88647 r9:841b0000 r8:8578e2ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.212063][ T32] r4:8578e280 [ 1342.212101][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.212184][ T32] r10:00000000 r9:8578e280 r8:80287e08 r7:eba41e60 r6:8578e300 r5:841b0000 [ 1342.212236][ T32] r4:00000001 [ 1342.212281][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.212328][ T32] Exception stack(0xebaadfb0 to 0xebaadff8) [ 1342.212398][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.212438][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.212465][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.212527][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.212558][ T32] r4:8577dc40 [ 1342.212758][ T32] INFO: task kworker/0:879:5407 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1342.212818][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.212893][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.212964][ T32] Call trace: [ 1342.213031][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.213090][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1342.213114][ T32] r4:00000000 [ 1342.213166][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.213216][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1342.213245][ T32] dd20: 9113c000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1342.213275][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 ** 5 printk messages dropped ** [ 1342.213449][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 ** 12 printk messages dropped ** [ 1342.214014][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 ** 4 printk messages dropped ** [ 1342.214210][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 7 printk messages dropped ** [ 1342.214534][ T32] r4:84867140 ** 4 printk messages dropped ** [ 1342.214991][ T32] task:kworker/0:880 state:D stack:0 pid:5409 tgid:5409 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1342.215883][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.216006][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba99e08 [ 1342.216071][ T32] r4:00000000 [ 1342.216132][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1342.216209][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1342.216285][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.216371][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85056280 [ 1342.216452][ T32] r4:00000000 [ 1342.216507][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.216607][ T32] r9:83018005 r8:841b2400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1342.216662][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.216756][ T32] r5:00001000 r4:ebabb000 [ 1342.216804][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.216911][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.217027][ T32] r5:8579678c r4:85796400 [ 1342.217079][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.217177][ T32] r7:dddced80 r6:83018000 r5:8579678c r4:8578e380 [ 1342.217230][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.217328][ T32] r10:61c88647 r9:841b2400 r8:8578e3ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.217385][ T32] r4:8578e380 [ 1342.217456][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.217595][ T32] r10:00000000 r9:8578e380 r8:80287e08 r7:eba41e60 r6:8578e400 r5:841b2400 [ 1342.217666][ T32] r4:00000001 [ 1342.217715][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.217819][ T32] Exception stack(0xeba99fb0 to 0xeba99ff8) [ 1342.217884][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.217970][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.218053][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.218127][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.218179][ T32] r4:850561c0 [ 1342.218398][ T32] INFO: task kworker/0:880:5409 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1342.218532][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.249232][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.249309][ T32] Call trace: [ 1342.249398][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.249462][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1342.249486][ T32] r4:00000000 [ 1342.249508][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.249567][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1342.249610][ T32] dd20: 91630000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1342.249648][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1342.249683][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.249722][ T32] r5:800f0013 r4:80239bb0 [ 1342.249746][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.249817][ T32] r4:82ac21e4 [ 1342.249851][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.249902][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1342.249945][ T32] r4:dfa0ddc0 [ 1342.250012][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.250058][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1342.250080][ T32] r4:00000000 [ 1342.250100][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.250167][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1342.250214][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.250260][ T32] r5:00001000 r4:e0053000 [ 1342.250301][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.250371][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.250422][ T32] r5:84af7b8c r4:84af7800 [ 1342.250444][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.250511][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1342.250541][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.250588][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.250610][ T32] r4:84864380 [ 1342.250639][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.250689][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1342.250754][ T32] r4:00000001 [ 1342.250845][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.250916][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1342.250948][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.250983][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.251032][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.251084][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.251134][ T32] r4:84867140 [ 1342.251184][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.251234][ T32] INFO: task kworker/0:881:5411 blocked for more than 468 seconds. [ 1342.251281][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.251332][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.251360][ T32] task:kworker/0:881 state:D stack:0 pid:5411 tgid:5411 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.251413][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.251486][ T32] Call trace: [ 1342.251530][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1342.251579][ T32] r10:8291a684 r9:ebab9d84 r8:00000002 r7:60000013 r6:ebab9d8c r5:841b3000 [ 1342.251616][ T32] r4:841b3000 [ 1342.251649][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1342.251695][ T32] r5:841b3000 r4:8291a680 [ 1342.251734][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.251800][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.251845][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebab9e08 [ 1342.251876][ T32] r4:00000000 [ 1342.251898][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1342.251933][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1342.251996][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.252046][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85056600 [ 1342.252068][ T32] r4:00000000 [ 1342.252109][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.252166][ T32] r9:83018005 r8:841b3000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1342.252209][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.252260][ T32] r5:00001000 r4:ebad3000 [ 1342.252281][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.252320][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.252361][ T32] r5:85796f8c r4:85796c00 [ 1342.252402][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.252452][ T32] r7:dddced80 r6:83018000 r5:85796f8c r4:8578e480 [ 1342.252474][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.252520][ T32] r10:61c88647 r9:841b3000 r8:8578e4ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1342.252627][ T32] r10:00000000 r9:8578e480 r8:80287e08 r7:eba99e60 r6:8578e500 r5:841b3000 ** 5 printk messages dropped ** [ 1342.252826][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1342.253139][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1342.253572][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) ** 2 printk messages dropped ** [ 1342.253683][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 2 printk messages dropped ** [ 1342.253852][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1342.253941][ T32] r4:dfa0ddc0 ** 2 printk messages dropped ** [ 1342.254081][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1342.254256][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 ** 6 printk messages dropped ** [ 1342.254985][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 ** 4 printk messages dropped ** [ 1342.255284][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 2 printk messages dropped ** [ 1342.255408][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) ** 2 printk messages dropped ** [ 1342.255603][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1342.255733][ T32] INFO: task kworker/0:882:5413 blocked for more than 468 seconds. [ 1342.255776][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.255814][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.255866][ T32] task:kworker/0:882 state:D stack:0 pid:5413 tgid:5413 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.255921][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.255973][ T32] Call trace: [ 1342.256014][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1342.256082][ T32] r10:8291a684 r9:ebac5d84 r8:00000002 r7:60000113 r6:ebac5d8c r5:841b3c00 [ 1342.256114][ T32] r4:841b3c00 [ 1342.256136][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1342.256179][ T32] r5:841b3c00 r4:8291a680 [ 1342.256199][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.256247][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.256292][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebac5e08 [ 1342.256313][ T32] r4:00000000 [ 1342.256332][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1342.256376][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1342.256413][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.256453][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85056480 [ 1342.256474][ T32] r4:00000000 [ 1342.256494][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.256537][ T32] r9:83018005 r8:841b3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1342.256558][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.256599][ T32] r5:00001000 r4:ebac7000 [ 1342.256619][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.256657][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.256725][ T32] r5:85796b8c r4:85796800 [ 1342.256778][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.256853][ T32] r7:dddced80 r6:83018000 r5:85796b8c r4:8578e580 [ 1342.256877][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.256947][ T32] r10:61c88647 r9:841b3c00 r8:8578e5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.257006][ T32] r4:8578e580 [ 1342.257033][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.257087][ T32] r10:00000000 r9:8578e580 r8:80287e08 r7:ebab9e60 r6:8578e600 r5:841b3c00 [ 1342.257133][ T32] r4:00000001 [ 1342.257180][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.257225][ T32] Exception stack(0xebac5fb0 to 0xebac5ff8) [ 1342.257272][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.257309][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.257348][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.257397][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.257428][ T32] r4:850563c0 [ 1342.257541][ T32] INFO: task kworker/0:882:5413 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1342.257595][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.257729][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.257776][ T32] Call trace: [ 1342.257818][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.257873][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1342.257896][ T32] r4:00000000 [ 1342.257986][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.258059][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1342.258090][ T32] dd20: 91630000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1342.258129][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1342.258220][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.258251][ T32] r5:800f0013 r4:80239bb0 [ 1342.258272][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.258320][ T32] r4:82ac21e4 [ 1342.258343][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.258385][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1342.258408][ T32] r4:dfa0ddc0 [ 1342.258482][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.281187][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1342.281234][ T32] r4:00000000 [ 1342.281258][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.281389][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1342.281416][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.281464][ T32] r5:00001000 r4:e0053000 [ 1342.281505][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.281550][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.281595][ T32] r5:84af7b8c r4:84af7800 [ 1342.281615][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.281663][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1342.281684][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.281784][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.281833][ T32] r4:84864380 [ 1342.281857][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.281904][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1342.281927][ T32] r4:00000001 [ 1342.281946][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.282041][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1342.282081][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.282113][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.282180][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.282214][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.282279][ T32] r4:84867140 [ 1342.282306][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.282336][ T32] INFO: task kworker/0:883:5415 blocked for more than 468 seconds. [ 1342.282369][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.282395][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.282438][ T32] task:kworker/0:883 state:D stack:0 pid:5415 tgid:5415 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.282571][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1342.282773][ T32] r10:8291a684 r9:ebad1d84 r8:00000002 r7:60000113 r6:ebad1d8c r5:841b4800 ** 13 printk messages dropped ** [ 1342.283332][ T32] r9:83018005 r8:841b4800 r7:00000000 r6:83018000 r5:00001000 r4:7f0d9000 ** 4 printk messages dropped ** [ 1342.283494][ T32] r5:8579738c r4:85797000 ** 3 printk messages dropped ** [ 1342.283624][ T32] r10:61c88647 r9:841b4800 r8:8578e6ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1342.283709][ T32] r10:00000000 r9:8578e680 r8:80287e08 r7:ebab9e60 r6:8578e700 r5:841b4800 ** 5 printk messages dropped ** [ 1342.283910][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1342.284275][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1342.284823][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1342.285063][ T32] dd20: 9176c000 eb0cd000 00000001 80239b98 7f13f000 00000001 ** 1 printk messages dropped ** [ 1342.285147][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.285205][ T32] r5:800f0013 r4:80239bb0 [ 1342.285237][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.285290][ T32] r4:82ac21e4 [ 1342.285335][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.285412][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1342.285458][ T32] r4:dfa0ddc0 [ 1342.285516][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.285586][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1342.285616][ T32] r4:00000000 [ 1342.285637][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.285681][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1342.285701][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.285744][ T32] r5:00001000 r4:e0053000 [ 1342.285763][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.285820][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.285866][ T32] r5:84af7b8c r4:84af7800 [ 1342.285906][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.285974][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1342.286001][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.286073][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.286114][ T32] r4:84864380 [ 1342.286136][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.286192][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1342.286233][ T32] r4:00000001 [ 1342.286257][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.286303][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1342.286332][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.286360][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.286395][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.286426][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.286448][ T32] r4:84867140 [ 1342.286467][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.286539][ T32] INFO: task kworker/0:884:5417 blocked for more than 468 seconds. [ 1342.286572][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.286606][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.286657][ T32] task:kworker/0:884 state:D stack:0 pid:5417 tgid:5417 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.286706][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.286773][ T32] Call trace: [ 1342.286805][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1342.286902][ T32] r10:8291a684 r9:ebaddd84 r8:00000002 r7:60000113 r6:ebaddd8c r5:841b5400 [ 1342.286953][ T32] r4:841b5400 [ 1342.286982][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1342.287025][ T32] r5:841b5400 r4:8291a680 [ 1342.287044][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.287104][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.287173][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebadde08 [ 1342.287199][ T32] r4:00000000 [ 1342.287220][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1342.287254][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1342.287289][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.287329][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85056940 [ 1342.287360][ T32] r4:00000000 [ 1342.287383][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.287427][ T32] r9:83018005 r8:841b5400 r7:00000000 r6:83018000 r5:00001000 r4:7f0db000 [ 1342.287448][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.287488][ T32] r5:00001000 r4:ebaeb000 [ 1342.287517][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.287560][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.287601][ T32] r5:8579778c r4:85797400 [ 1342.287621][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.287665][ T32] r7:dddced80 r6:83018000 r5:8579778c r4:8578e780 [ 1342.287685][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.287730][ T32] r10:61c88647 r9:841b5400 r8:8578e7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.287794][ T32] r4:8578e780 [ 1342.287830][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.287904][ T32] r10:00000000 r9:8578e780 r8:80287e08 r7:ebad1e60 r6:8578e800 r5:841b5400 [ 1342.287929][ T32] r4:00000001 [ 1342.287948][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.288009][ T32] Exception stack(0xebaddfb0 to 0xebaddff8) [ 1342.288043][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.288085][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.288118][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.288148][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.288192][ T32] r4:850565c0 [ 1342.288302][ T32] INFO: task kworker/0:884:5417 is blocked on a mutex likely owned by task kworker/1:7:3126. ** 1 printk messages dropped ** [ 1342.288502][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1342.309975][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 ** 9 printk messages dropped ** [ 1342.310703][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1342.311112][ T32] r5:00001000 r4:e0053000 ** 7 printk messages dropped ** [ 1342.311783][ T32] r4:84864380 ** 2 printk messages dropped ** [ 1342.312121][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1342.312496][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1342.313185][ T32] Call trace: ** 2 printk messages dropped ** [ 1342.313462][ T32] r4:841b6000 [ 1342.313515][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1342.313611][ T32] r5:841b6000 r4:8291a680 [ 1342.313657][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.313745][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.313832][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebae9e08 [ 1342.313881][ T32] r4:00000000 [ 1342.313928][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1342.314025][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1342.314118][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.314228][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850567c0 [ 1342.314285][ T32] r4:00000000 [ 1342.314340][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.314466][ T32] r9:83018005 r8:841b6000 r7:00000000 r6:83018000 r5:00001000 r4:7f0dd000 [ 1342.314537][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.314635][ T32] r5:00001000 r4:ebaf7000 [ 1342.314699][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.314823][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.314920][ T32] r5:85797b8c r4:85797800 [ 1342.314971][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.315073][ T32] r7:dddced80 r6:83018000 r5:85797b8c r4:8578e880 [ 1342.315199][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.315341][ T32] r10:61c88647 r9:841b6000 r8:8578e8ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.315397][ T32] r4:8578e880 [ 1342.315446][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.315547][ T32] r10:00000000 r9:8578e880 r8:80287e08 r7:ebadde60 r6:8578e900 r5:841b6000 [ 1342.315598][ T32] r4:00000001 [ 1342.315674][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.315796][ T32] Exception stack(0xebae9fb0 to 0xebae9ff8) [ 1342.315862][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.315940][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.316010][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.316088][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.316196][ T32] r4:850567c0 [ 1342.316518][ T32] INFO: task kworker/0:885:5419 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1342.316602][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.316793][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.316957][ T32] Call trace: [ 1342.317094][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.317211][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1342.317286][ T32] r4:00000000 [ 1342.317339][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.317459][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1342.317595][ T32] dd20: 91acc000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1342.317683][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1342.317746][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.317799][ T32] r5:800f0013 r4:80239bb0 [ 1342.317847][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.317932][ T32] r4:82ac21e4 [ 1342.318006][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.318143][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1342.318209][ T32] r4:dfa0ddc0 [ 1342.318269][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.318387][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1342.318479][ T32] r4:00000000 [ 1342.343609][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.343797][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1342.343876][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.343997][ T32] r5:00001000 r4:e0053000 [ 1342.344053][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.344150][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.344255][ T32] r5:84af7b8c r4:84af7800 [ 1342.344311][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.344420][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1342.344493][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.344645][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.344701][ T32] r4:84864380 [ 1342.344766][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.344872][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1342.344939][ T32] r4:00000001 [ 1342.344994][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.345094][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1342.345174][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.345239][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.345308][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.345405][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.345470][ T32] r4:84867140 [ 1342.345529][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.345647][ T32] INFO: task kworker/0:886:5421 blocked for more than 468 seconds. [ 1342.345725][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.345822][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.345958][ T32] task:kworker/0:886 state:D stack:0 pid:5421 tgid:5421 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.346125][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.346292][ T32] Call trace: [ 1342.346461][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1342.346593][ T32] r10:8291a684 r9:ebaf5d84 r8:00000002 r7:60000113 r6:ebaf5d8c r5:841b6c00 [ 1342.346657][ T32] r4:841b6c00 [ 1342.346706][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1342.346827][ T32] r5:841b6c00 r4:8291a680 [ 1342.346890][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.346986][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.347082][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebaf5e08 [ 1342.347132][ T32] r4:00000000 [ 1342.347171][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1342.347242][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1342.347316][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.347425][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85056d40 [ 1342.347537][ T32] r4:00000000 [ 1342.347591][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.347701][ T32] r9:83018005 r8:841b6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0e1000 [ 1342.347760][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.347852][ T32] r5:00001000 r4:ebb0f000 [ 1342.347902][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.348017][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.348118][ T32] r5:857a438c r4:857a4000 [ 1342.348179][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.348282][ T32] r7:dddced80 r6:83018000 r5:857a438c r4:8578e980 [ 1342.348375][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.366604][ T32] r10:61c88647 r9:841b6c00 r8:8578e9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.366704][ T32] r4:8578e980 [ 1342.366731][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.366840][ T32] r10:00000000 r9:8578e980 r8:80287e08 r7:ebae9e60 r6:8578ea00 r5:841b6c00 [ 1342.366864][ T32] r4:00000001 [ 1342.366884][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.366962][ T32] Exception stack(0xebaf5fb0 to 0xebaf5ff8) [ 1342.367052][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.367098][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.367144][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.367200][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.367229][ T32] r4:850568c0 [ 1342.367401][ T32] INFO: task kworker/0:886:5421 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1342.367459][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.367575][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.367680][ T32] Call trace: [ 1342.367759][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.367817][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1342.367862][ T32] r4:00000000 [ 1342.367892][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.367934][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1342.367980][ T32] dd20: 92269000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1342.368020][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1342.368046][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.368084][ T32] r5:800f0013 r4:80239bb0 [ 1342.368108][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.368153][ T32] r4:82ac21e4 [ 1342.368194][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.368246][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1342.368292][ T32] r4:dfa0ddc0 [ 1342.368320][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.368364][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1342.368387][ T32] r4:00000000 [ 1342.368428][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.374761][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1342.374870][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.374942][ T32] r5:00001000 r4:e0053000 [ 1342.374964][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.375025][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.375096][ T32] r5:84af7b8c r4:84af7800 [ 1342.375122][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.375235][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1342.375294][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.375353][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.375385][ T32] r4:84864380 [ 1342.375451][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.375502][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1342.375525][ T32] r4:00000001 [ 1342.375545][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.375605][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1342.375649][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.375679][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.375705][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.375734][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.375776][ T32] r4:84867140 [ 1342.375873][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.375942][ T32] INFO: task kworker/0:887:5423 blocked for more than 468 seconds. [ 1342.375990][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.376023][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.376057][ T32] task:kworker/0:887 state:D stack:0 pid:5423 tgid:5423 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.376154][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.376225][ T32] Call trace: [ 1342.376283][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1342.376358][ T32] r10:8291a684 r9:ebb01d84 r8:00000002 r7:60000013 r6:ebb01d8c r5:841b1800 [ 1342.376385][ T32] r4:841b1800 [ 1342.376406][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1342.376450][ T32] r5:841b1800 r4:8291a680 [ 1342.376512][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.376579][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.376626][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb01e08 [ 1342.376736][ T32] r4:00000000 [ 1342.376781][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1342.376820][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1342.376858][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.376900][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85056bc0 [ 1342.376922][ T32] r4:00000000 [ 1342.376971][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.377051][ T32] r9:83018005 r8:841b1800 r7:00000000 r6:83018000 r5:00001000 r4:7f0df000 [ 1342.377097][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.377201][ T32] r5:00001000 r4:ebb03000 [ 1342.377230][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.377272][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.377335][ T32] r5:85797f8c r4:85797c00 [ 1342.377365][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.377412][ T32] r7:dddced80 r6:83018000 r5:85797f8c r4:8578ea80 [ 1342.377453][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.377509][ T32] r10:61c88647 r9:841b1800 r8:8578eaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.377531][ T32] r4:8578ea80 [ 1342.377567][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.377680][ T32] r10:00000000 r9:8578ea80 r8:80287e08 r7:ebaf5e60 r6:8578eb00 r5:841b1800 [ 1342.377706][ T32] r4:00000001 [ 1342.377738][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.377779][ T32] Exception stack(0xebb01fb0 to 0xebb01ff8) [ 1342.377807][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.377900][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.377931][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.377985][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.378048][ T32] r4:85056ac0 [ 1342.378219][ T32] INFO: task kworker/0:887:5423 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1342.378254][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.378343][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.378396][ T32] Call trace: [ 1342.378518][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.391559][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1342.391681][ T32] r4:00000000 [ 1342.391711][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.391801][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1342.391868][ T32] dd20: 9280c000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1342.391902][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1342.391948][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.392037][ T32] r5:800f0013 r4:80239bb0 [ 1342.392071][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.392122][ T32] r4:82ac21e4 [ 1342.392143][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.392185][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1342.392208][ T32] r4:dfa0ddc0 [ 1342.392233][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.392342][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1342.392375][ T32] r4:00000000 [ 1342.392423][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.392482][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1342.392506][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.392552][ T32] r5:00001000 r4:e0053000 [ 1342.392573][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.392634][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.392691][ T32] r5:84af7b8c r4:84af7800 [ 1342.392714][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.392786][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1342.392835][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.392902][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.392953][ T32] r4:84864380 [ 1342.392991][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.393091][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1342.393131][ T32] r4:00000001 [ 1342.393155][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.393192][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1342.393218][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.393247][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.393273][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.393302][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.393324][ T32] r4:84867140 [ 1342.393347][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.393377][ T32] INFO: task kworker/0:888:5425 blocked for more than 468 seconds. [ 1342.393410][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.393436][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.393457][ T32] task:kworker/0:888 state:D stack:0 pid:5425 tgid:5425 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.393532][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.393577][ T32] Call trace: [ 1342.393633][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1342.393686][ T32] r10:8291a684 r9:ebb0dd84 r8:00000002 r7:60000113 r6:ebb0dd8c r5:84948000 [ 1342.393710][ T32] r4:84948000 [ 1342.393731][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1342.393773][ T32] r5:84948000 r4:8291a680 [ 1342.393793][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.393832][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.393873][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb0de08 [ 1342.393937][ T32] r4:00000000 [ 1342.393960][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1342.394002][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1342.394059][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.394103][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85056ec0 [ 1342.394140][ T32] r4:00000000 [ 1342.394164][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.394210][ T32] r9:83018005 r8:84948000 r7:00000000 r6:83018000 r5:00001000 r4:7f0e3000 [ 1342.394232][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.394287][ T32] r5:00001000 r4:ebb17000 [ 1342.394320][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.394378][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.394445][ T32] r5:857a478c r4:857a4400 [ 1342.394473][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.394533][ T32] r7:dddced80 r6:83018000 r5:857a478c r4:8578eb80 [ 1342.394557][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.394604][ T32] r10:61c88647 r9:84948000 r8:8578ebac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.394647][ T32] r4:8578eb80 [ 1342.394677][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.394760][ T32] r10:00000000 r9:8578eb80 r8:80287e08 r7:ebaf5e60 r6:8578ec00 r5:84948000 [ 1342.394788][ T32] r4:00000001 [ 1342.394810][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.394847][ T32] Exception stack(0xebb0dfb0 to 0xebb0dff8) [ 1342.394874][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.394916][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.394947][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.395002][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.395037][ T32] r4:85056b40 [ 1342.395207][ T32] INFO: task kworker/0:888:5425 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1342.395241][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.395310][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.395359][ T32] Call trace: [ 1342.395411][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.395467][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1342.395491][ T32] r4:00000000 [ 1342.395540][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.395596][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1342.395650][ T32] dd20: 9280c000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1342.395738][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1342.395780][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.395807][ T32] r5:800f0013 r4:80239bb0 [ 1342.395857][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.395913][ T32] r4:82ac21e4 [ 1342.395938][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.395986][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1342.396010][ T32] r4:dfa0ddc0 [ 1342.396030][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.396092][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1342.396124][ T32] r4:00000000 [ 1342.396147][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.396234][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1342.396259][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.396303][ T32] r5:00001000 r4:e0053000 [ 1342.396384][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.396455][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.396521][ T32] r5:84af7b8c r4:84af7800 [ 1342.396549][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.396598][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1342.396619][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.396665][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.396689][ T32] r4:84864380 [ 1342.396708][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.396754][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1342.396776][ T32] r4:00000001 [ 1342.396796][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.396865][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1342.396932][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.396978][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.397016][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.397068][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.397104][ T32] r4:84867140 [ 1342.397127][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.397168][ T32] INFO: task kworker/0:889:5427 blocked for more than 468 seconds. [ 1342.397200][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1342.397344][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1342.397642][ T32] r5:84948c00 r4:8291a680 ** 6 printk messages dropped ** [ 1342.397931][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1342.398291][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.398347][ T32] r5:857a4b8c r4:857a4800 [ 1342.398371][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.398417][ T32] r7:dddced80 r6:83018000 r5:857a4b8c r4:8578ec80 [ 1342.398480][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.421368][ T32] r10:61c88647 r9:84948c00 r8:8578ecac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.421433][ T32] r4:8578ec80 [ 1342.421461][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.421532][ T32] r10:00000000 r9:8578ec80 r8:80287e08 r7:ebb0de60 r6:8578ed00 r5:84948c00 [ 1342.421555][ T32] r4:00000001 [ 1342.421584][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.421652][ T32] Exception stack(0xebb21fb0 to 0xebb21ff8) [ 1342.421736][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.421815][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.421895][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.421934][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.422007][ T32] r4:85056cc0 [ 1342.422211][ T32] INFO: task kworker/0:889:5427 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1342.422280][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.422369][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.422426][ T32] Call trace: [ 1342.422458][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.422511][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1342.422535][ T32] r4:00000000 [ 1342.422575][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.422621][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1342.422681][ T32] dd20: 92d97000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1342.422714][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1342.422758][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.422785][ T32] r5:800f0013 r4:80239bb0 [ 1342.422806][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.422860][ T32] r4:82ac21e4 [ 1342.422906][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.422955][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1342.422986][ T32] r4:dfa0ddc0 [ 1342.423007][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.423052][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1342.423086][ T32] r4:00000000 [ 1342.423111][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.423193][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1342.423242][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.423290][ T32] r5:00001000 r4:e0053000 [ 1342.423311][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.423352][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.423406][ T32] r5:84af7b8c r4:84af7800 [ 1342.423430][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.423477][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1342.423510][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.423595][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.423631][ T32] r4:84864380 [ 1342.423654][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.423702][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1342.423730][ T32] r4:00000001 [ 1342.423750][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.423809][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1342.423851][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.423882][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.423909][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.423938][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.423989][ T32] r4:84867140 [ 1342.424016][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.424046][ T32] INFO: task kworker/0:890:5430 blocked for more than 468 seconds. ** 3 printk messages dropped ** [ 1342.424259][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1342.424606][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb35e08 ** 7 printk messages dropped ** [ 1342.424866][ T32] r9:83018005 r8:8494a400 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 ** 4 printk messages dropped ** [ 1342.425104][ T32] r5:857a5b8c r4:857a5800 ** 1 printk messages dropped ** [ 1342.425192][ T32] r7:dddced80 r6:83018000 r5:857a5b8c r4:8578ed80 ** 6 printk messages dropped ** [ 1342.425510][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1342.425744][ T32] r4:8482a080 ** 1 printk messages dropped ** [ 1342.425919][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.426005][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.426075][ T32] Call trace: [ 1342.426137][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.426216][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1342.426248][ T32] r4:00000000 [ 1342.426269][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.426309][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1342.426365][ T32] dd20: 92d97000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1342.426426][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1342.426475][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.426502][ T32] r5:800f0013 r4:80239bb0 [ 1342.426545][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.426589][ T32] r4:82ac21e4 [ 1342.426632][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.426683][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1342.426761][ T32] r4:dfa0ddc0 [ 1342.426798][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.426843][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1342.426867][ T32] r4:00000000 [ 1342.426910][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.426981][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1342.427032][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.427083][ T32] r5:00001000 r4:e0053000 [ 1342.427104][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.427158][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.427233][ T32] r5:84af7b8c r4:84af7800 [ 1342.427294][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.427362][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1342.427387][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.427434][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.427457][ T32] r4:84864380 [ 1342.427497][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.427552][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1342.427588][ T32] r4:00000001 [ 1342.427611][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.427647][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1342.427673][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.427702][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.427729][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.427757][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.427779][ T32] r4:84867140 [ 1342.427799][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.427824][ T32] INFO: task kworker/0:891:5431 blocked for more than 468 seconds. [ 1342.427852][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.427876][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.427897][ T32] task:kworker/0:891 state:D stack:0 pid:5431 tgid:5431 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.427942][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.428019][ T32] Call trace: [ 1342.428062][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1342.428136][ T32] r10:8291a684 r9:eb895d84 r8:00000002 r7:60000113 r6:eb895d8c r5:8494b000 [ 1342.428169][ T32] r4:8494b000 [ 1342.428190][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1342.428242][ T32] r5:8494b000 r4:8291a680 [ 1342.428266][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.428306][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.428369][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb895e08 [ 1342.428404][ T32] r4:00000000 [ 1342.428501][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1342.438981][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1342.439083][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.439169][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8482a440 [ 1342.439199][ T32] r4:00000000 [ 1342.439221][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.439269][ T32] r9:83018005 r8:8494b000 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 1342.439305][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.439356][ T32] r5:00001000 r4:e0043000 [ 1342.439377][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.439417][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.439480][ T32] r5:857a4f8c r4:857a4c00 [ 1342.439526][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.439584][ T32] r7:dddced80 r6:83018000 r5:857a4f8c r4:8578ee80 [ 1342.439606][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.439674][ T32] r10:61c88647 r9:8494b000 r8:8578eeac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.439706][ T32] r4:8578ee80 [ 1342.439728][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.439797][ T32] r10:00000000 r9:8578ee80 r8:80287e08 r7:ebb35e60 r6:8578ef00 r5:8494b000 [ 1342.439846][ T32] r4:00000001 [ 1342.439874][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.439935][ T32] Exception stack(0xeb895fb0 to 0xeb895ff8) [ 1342.440000][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.440060][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.440091][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.440120][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.440168][ T32] r4:8482a080 [ 1342.440341][ T32] INFO: task kworker/0:891:5431 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1342.440391][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.440508][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.440561][ T32] Call trace: [ 1342.440594][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) ** 1 printk messages dropped ** [ 1342.440722][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1342.440991][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1342.441217][ T32] r4:dfa0ddc0 ** 4 printk messages dropped ** [ 1342.441392][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 ** 7 printk messages dropped ** [ 1342.441758][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1342.442246][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1342.442666][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1342.443081][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1342.443423][ T32] r9:83018005 r8:8494c800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 ** 4 printk messages dropped ** [ 1342.443653][ T32] r5:857a578c r4:857a5400 [ 1342.443673][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1342.443851][ T32] r10:61c88647 r9:8494c800 r8:8578efac r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1342.444035][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1342.444169][ T32] Exception stack(0xeb8a9fb0 to 0xeb8a9ff8) ** 1 printk messages dropped ** [ 1342.444244][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.444271][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.444301][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.444346][ T32] r4:8482a4c0 [ 1342.444507][ T32] INFO: task kworker/0:892:5433 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1342.444549][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.444649][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.444699][ T32] Call trace: [ 1342.444776][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.444840][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1342.444880][ T32] r4:00000000 [ 1342.444921][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.444996][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1342.445026][ T32] dd20: 92d97000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1342.445055][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1342.445080][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.445126][ T32] r5:800f0013 r4:80239bb0 [ 1342.445159][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.445205][ T32] r4:82ac21e4 [ 1342.445226][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.445268][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1342.445300][ T32] r4:dfa0ddc0 [ 1342.445352][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.445419][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1342.445471][ T32] r4:00000000 [ 1342.445495][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.445541][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1342.445563][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.445605][ T32] r5:00001000 r4:e0053000 [ 1342.445636][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.445695][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.445759][ T32] r5:84af7b8c r4:84af7800 [ 1342.445837][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.445910][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1342.445935][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.445990][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.446013][ T32] r4:84864380 [ 1342.446053][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.446130][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1342.446192][ T32] r4:00000001 [ 1342.446237][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.446281][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1342.446308][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.446337][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.446363][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.446393][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.446415][ T32] r4:84867140 [ 1342.446435][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.446460][ T32] INFO: task kworker/1:256:5436 blocked for more than 468 seconds. [ 1342.446490][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.446514][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.446556][ T32] task:kworker/1:256 state:D stack:0 pid:5436 tgid:5436 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.446657][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.446782][ T32] Call trace: [ 1342.446823][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1342.446905][ T32] r10:8291a684 r9:eb8add84 r8:00000002 r7:60000113 r6:eb8add8c r5:8494bc00 [ 1342.446949][ T32] r4:8494bc00 [ 1342.447002][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1342.447074][ T32] r5:8494bc00 r4:8291a680 [ 1342.447103][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.447159][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.447210][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8ade08 [ 1342.447234][ T32] r4:00000000 [ 1342.447276][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1342.447341][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1342.447383][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.447424][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85058600 [ 1342.447447][ T32] r4:00000000 [ 1342.447488][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.447557][ T32] r9:83018205 r8:8494bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [ 1342.447604][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.447655][ T32] r5:00001000 r4:eaf79000 [ 1342.447675][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.447713][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.447754][ T32] r5:856a3b8c r4:856a3800 [ 1342.447784][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.447837][ T32] r7:ddde2d80 r6:83018200 r5:856a3b8c r4:84abf980 [ 1342.447859][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.447939][ T32] r10:61c88647 r9:8494bc00 r8:84abf9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.447967][ T32] r4:84abf980 [ 1342.448044][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.448095][ T32] r10:00000000 r9:84abf980 r8:80287e08 r7:eb805e60 r6:85059080 r5:8494bc00 [ 1342.448118][ T32] r4:00000001 [ 1342.448201][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.448241][ T32] Exception stack(0xeb8adfb0 to 0xeb8adff8) [ 1342.448284][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.448367][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.448397][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.448468][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.478923][ T32] r4:85058400 [ 1342.479146][ T32] INFO: task kworker/1:256:5436 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1342.479187][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.479363][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.479428][ T32] Call trace: [ 1342.479482][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.479543][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1342.479568][ T32] r4:00000000 [ 1342.479589][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.479630][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1342.479660][ T32] dd20: 9341f000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1342.479709][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1342.479759][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.479788][ T32] r5:800f0013 r4:80239bb0 [ 1342.479860][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.479937][ T32] r4:82ac21e4 [ 1342.479962][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.480015][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1342.480058][ T32] r4:dfa0ddc0 [ 1342.480128][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.480196][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1342.480244][ T32] r4:00000000 [ 1342.480268][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.480316][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1342.480359][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.480407][ T32] r5:00001000 r4:e0053000 [ 1342.480429][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.480492][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.480562][ T32] r5:84af7b8c r4:84af7800 [ 1342.480613][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.480714][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1342.480771][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.480829][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.480853][ T32] r4:84864380 [ 1342.480873][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.480940][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1342.480990][ T32] r4:00000001 [ 1342.481020][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.481059][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1342.481107][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.481145][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.481193][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.481226][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.481261][ T32] r4:84867140 [ 1342.481307][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.481373][ T32] INFO: task kworker/0:893:5438 blocked for more than 468 seconds. [ 1342.481412][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.481461][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.481507][ T32] task:kworker/0:893 state:D stack:0 pid:5438 tgid:5438 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.481625][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.481672][ T32] Call trace: [ 1342.481732][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1342.481790][ T32] r10:8291a684 r9:ebb29d84 r8:00000002 r7:60000013 r6:ebb29d8c r5:8494e000 [ 1342.481839][ T32] r4:8494e000 [ 1342.481869][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1342.481919][ T32] r5:8494e000 r4:8291a680 [ 1342.482016][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.482096][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.482158][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb29e08 [ 1342.482183][ T32] r4:00000000 [ 1342.482204][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1342.482274][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1342.482326][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.482376][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8482ac00 [ 1342.482464][ T32] r4:00000000 [ 1342.482495][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.482547][ T32] r9:83018005 r8:8494e000 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 [ 1342.482592][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.482641][ T32] r5:00001000 r4:eb249000 [ 1342.482686][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.482807][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.482884][ T32] r5:857a5f8c r4:857a5c00 [ 1342.482917][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.482969][ T32] r7:dddced80 r6:83018000 r5:857a5f8c r4:85059100 [ 1342.483001][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.483083][ T32] r10:61c88647 r9:8494e000 r8:8505912c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.483137][ T32] r4:85059100 [ 1342.483162][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.483214][ T32] r10:00000000 r9:85059100 r8:80287e08 r7:ebb35e60 r6:85059180 r5:8494e000 [ 1342.483239][ T32] r4:00000001 [ 1342.483260][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.483362][ T32] Exception stack(0xebb29fb0 to 0xebb29ff8) [ 1342.483398][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.483434][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.483486][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.483537][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.483586][ T32] r4:8482a7c0 [ 1342.483744][ T32] INFO: task kworker/0:893:5438 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1342.483789][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.483907][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.483977][ T32] Call trace: [ 1342.484048][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.484112][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1342.484148][ T32] r4:00000000 [ 1342.484202][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.484251][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1342.484283][ T32] dd20: 9341f000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1342.484330][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1342.484368][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.484415][ T32] r5:800f0013 r4:80239bb0 [ 1342.484447][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.484493][ T32] r4:82ac21e4 [ 1342.484515][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.484559][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1342.484584][ T32] r4:dfa0ddc0 [ 1342.484613][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.484682][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1342.484710][ T32] r4:00000000 [ 1342.484755][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.484827][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1342.484855][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.484903][ T32] r5:00001000 r4:e0053000 [ 1342.484926][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.484971][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.485042][ T32] r5:84af7b8c r4:84af7800 [ 1342.485070][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.485122][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1342.485145][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.485193][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.485246][ T32] r4:84864380 [ 1342.485383][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.485440][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1342.485484][ T32] r4:00000001 [ 1342.485545][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.485593][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1342.485621][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.485660][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.485691][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.485724][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.485749][ T32] r4:84867140 [ 1342.485796][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.485834][ T32] INFO: task kworker/0:894:5441 blocked for more than 468 seconds. [ 1342.485931][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.485962][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.485991][ T32] task:kworker/0:894 state:D stack:0 pid:5441 tgid:5441 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.486084][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.486155][ T32] Call trace: [ 1342.486262][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1342.486317][ T32] r10:8291a684 r9:eb90dd84 r8:00000002 r7:60000013 r6:eb90dd8c r5:84949800 [ 1342.486341][ T32] r4:84949800 [ 1342.486364][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1342.486408][ T32] r5:84949800 r4:8291a680 [ 1342.486450][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.486499][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.486573][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb90de08 [ 1342.486601][ T32] r4:00000000 [ 1342.486623][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1342.486659][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1342.486707][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.486784][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8482aec0 [ 1342.486822][ T32] r4:00000000 [ 1342.486844][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.486892][ T32] r9:83018005 r8:84949800 r7:00000000 r6:83018000 r5:00001000 r4:7f05f000 [ 1342.486916][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.486961][ T32] r5:00001000 r4:eb291000 [ 1342.487009][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.487091][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.487141][ T32] r5:857a638c r4:857a6000 [ 1342.487176][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.487248][ T32] r7:dddced80 r6:83018000 r5:857a638c r4:85059200 [ 1342.487275][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.487325][ T32] r10:61c88647 r9:84949800 r8:8505922c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.487374][ T32] r4:85059200 [ 1342.487404][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.487453][ T32] r10:00000000 r9:85059200 r8:80287e08 r7:ebb29e60 r6:85059280 r5:84949800 [ 1342.487477][ T32] r4:00000001 [ 1342.487499][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.487561][ T32] Exception stack(0xeb90dfb0 to 0xeb90dff8) [ 1342.487618][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.487657][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.487709][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.487746][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.487790][ T32] r4:8482aa80 [ 1342.487901][ T32] INFO: task kworker/0:894:5441 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1342.487957][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.488036][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.488113][ T32] Call trace: [ 1342.488150][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.488203][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1342.488228][ T32] r4:00000000 [ 1342.488274][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.488326][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1342.488357][ T32] dd20: 9341f000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1342.488387][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1342.488415][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.488440][ T32] r5:800f0013 r4:80239bb0 [ 1342.488503][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.512965][ T32] r4:82ac21e4 [ 1342.513033][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.513110][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1342.513135][ T32] r4:dfa0ddc0 [ 1342.513156][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.513201][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1342.513244][ T32] r4:00000000 [ 1342.513296][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.513352][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1342.513375][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.513432][ T32] r5:00001000 r4:e0053000 [ 1342.513457][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.513499][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.513542][ T32] r5:84af7b8c r4:84af7800 [ 1342.513584][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.513658][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1342.513685][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.513734][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.513757][ T32] r4:84864380 [ 1342.513798][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.513871][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1342.513897][ T32] r4:00000001 [ 1342.513938][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.514007][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1342.514068][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.514107][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.514134][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.514163][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.514185][ T32] r4:84867140 [ 1342.514230][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.514268][ T32] INFO: task kworker/1:257:5442 blocked for more than 469 seconds. [ 1342.514324][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.514398][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.514445][ T32] task:kworker/1:257 state:D stack:0 pid:5442 tgid:5442 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.514533][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.514588][ T32] Call trace: [ 1342.514622][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1342.514675][ T32] r10:8291a684 r9:ebb39d84 r8:00000002 r7:60000113 r6:ebb39d8c r5:8494ec00 [ 1342.514698][ T32] r4:8494ec00 [ 1342.514770][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1342.514836][ T32] r5:8494ec00 r4:8291a680 [ 1342.514860][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.514904][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.514948][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb39e08 [ 1342.514970][ T32] r4:00000000 [ 1342.514996][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1342.515043][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1342.515141][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.515185][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506eb00 [ 1342.515209][ T32] r4:00000000 [ 1342.515247][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.515296][ T32] r9:83018205 r8:8494ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1342.515319][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.515382][ T32] r5:00001000 r4:eb48b000 [ 1342.515411][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.515451][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.515502][ T32] r5:857c8f8c r4:857c8c00 [ 1342.515525][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.515572][ T32] r7:ddde2d80 r6:83018200 r5:857c8f8c r4:84abfa00 [ 1342.515593][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.515640][ T32] r10:61c88647 r9:8494ec00 r8:84abfa2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.515663][ T32] r4:84abfa00 [ 1342.515682][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.515726][ T32] r10:00000000 r9:84abfa00 r8:80287e08 r7:eb805e60 r6:85059300 r5:8494ec00 [ 1342.515748][ T32] r4:00000001 [ 1342.515852][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.515892][ T32] Exception stack(0xebb39fb0 to 0xebb39ff8) [ 1342.515920][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.515949][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.516004][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.516058][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.516084][ T32] r4:85058480 [ 1342.516250][ T32] INFO: task kworker/1:257:5442 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1342.516283][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.516341][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.516385][ T32] Call trace: [ 1342.516434][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.516495][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1342.516519][ T32] r4:00000000 [ 1342.516571][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.516621][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1342.516671][ T32] dd20: 938ec000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1342.516712][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1342.516741][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.516766][ T32] r5:800f0013 r4:80239bb0 [ 1342.516787][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.516942][ T32] r4:82ac21e4 [ 1342.516971][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.517035][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1342.517062][ T32] r4:dfa0ddc0 [ 1342.517082][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.517133][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1342.517184][ T32] r4:00000000 [ 1342.517228][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.517308][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1342.517336][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.517400][ T32] r5:00001000 r4:e0053000 [ 1342.517424][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.517471][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.517533][ T32] r5:84af7b8c r4:84af7800 [ 1342.517602][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.517654][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1342.517733][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.517824][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.517851][ T32] r4:84864380 [ 1342.517891][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.517940][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1342.517964][ T32] r4:00000001 [ 1342.517993][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.518029][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1342.518055][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.518106][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.518155][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.518193][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.518215][ T32] r4:84867140 [ 1342.518235][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.518280][ T32] INFO: task kworker/0:895:5443 blocked for more than 469 seconds. [ 1342.518312][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.518353][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.518378][ T32] task:kworker/0:895 state:D stack:0 pid:5443 tgid:5443 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.531542][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.531698][ T32] Call trace: [ 1342.531761][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1342.531834][ T32] r10:8291a684 r9:ebb3dd84 r8:00000002 r7:60000113 r6:ebb3dd8c r5:857e0c00 [ 1342.531871][ T32] r4:857e0c00 [ 1342.531917][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1342.532013][ T32] r5:857e0c00 r4:8291a680 [ 1342.532068][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.532117][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.532161][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb3de08 [ 1342.532207][ T32] r4:00000000 [ 1342.532254][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1342.532337][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1342.532407][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.532475][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85056f40 [ 1342.532501][ T32] r4:00000000 [ 1342.532523][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.532571][ T32] r9:83018005 r8:857e0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 [ 1342.532615][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.532668][ T32] r5:00001000 r4:eb317000 [ 1342.532713][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.532782][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.532836][ T32] r5:857a678c r4:857a6400 [ 1342.532857][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.532929][ T32] r7:dddced80 r6:83018000 r5:857a678c r4:85059380 [ 1342.532981][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.533071][ T32] r10:61c88647 r9:857e0c00 r8:850593ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.533118][ T32] r4:85059380 [ 1342.533183][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.533258][ T32] r10:00000000 r9:85059380 r8:80287e08 r7:eb90de60 r6:85059400 r5:857e0c00 [ 1342.533352][ T32] r4:00000001 [ 1342.533377][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.533417][ T32] Exception stack(0xebb3dfb0 to 0xebb3dff8) [ 1342.533465][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.533518][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.533548][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.533577][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.533599][ T32] r4:8482ad40 [ 1342.533807][ T32] INFO: task kworker/0:895:5443 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1342.533850][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.533981][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.534091][ T32] Call trace: [ 1342.534155][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.534294][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1342.534322][ T32] r4:00000000 [ 1342.534366][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.534432][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1342.534466][ T32] dd20: 93eb9000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1342.534520][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1342.534575][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.534601][ T32] r5:800f0013 r4:80239bb0 [ 1342.534624][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.534667][ T32] r4:82ac21e4 [ 1342.534688][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.534734][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1342.534802][ T32] r4:dfa0ddc0 [ 1342.534824][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.534868][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1342.534934][ T32] r4:00000000 [ 1342.534960][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.535046][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1342.535104][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.535151][ T32] r5:00001000 r4:e0053000 [ 1342.535173][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.535213][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.535254][ T32] r5:84af7b8c r4:84af7800 [ 1342.535316][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.535419][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1342.535446][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.535493][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.535515][ T32] r4:84864380 [ 1342.535578][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.535650][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1342.535677][ T32] r4:00000001 [ 1342.535725][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.535799][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1342.535834][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.535864][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.535891][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.535921][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.535966][ T32] r4:84867140 [ 1342.536021][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.536060][ T32] INFO: task kworker/0:896:5446 blocked for more than 469 seconds. [ 1342.536095][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.536121][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.536143][ T32] task:kworker/0:896 state:D stack:0 pid:5446 tgid:5446 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.536204][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.536277][ T32] Call trace: ** 1 printk messages dropped ** [ 1342.536417][ T32] r10:8291a684 r9:ebb41d84 r8:00000002 r7:60000113 r6:ebb41d8c r5:856e1800 ** 9 printk messages dropped ** [ 1342.536826][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 3 printk messages dropped ** [ 1342.537004][ T32] r9:83018005 r8:856e1800 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 [ 1342.537026][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.537094][ T32] r5:00001000 r4:eb641000 [ 1342.537123][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.537171][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.537218][ T32] r5:857a6f8c r4:857a6c00 [ 1342.537269][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.537329][ T32] r7:dddced80 r6:83018000 r5:857a6f8c r4:85059480 [ 1342.537354][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.537401][ T32] r10:61c88647 r9:856e1800 r8:850594ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.537423][ T32] r4:85059480 [ 1342.537464][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.537513][ T32] r10:00000000 r9:85059480 r8:80287e08 r7:ebb3de60 r6:84abfa80 r5:856e1800 [ 1342.537536][ T32] r4:00000001 [ 1342.537555][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.537611][ T32] Exception stack(0xebb41fb0 to 0xebb41ff8) [ 1342.537649][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.537681][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.537708][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.537736][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.537758][ T32] r4:8482af40 [ 1342.537889][ T32] INFO: task kworker/0:896:5446 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1342.537951][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.538026][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.538070][ T32] Call trace: [ 1342.538155][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.538208][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1342.538232][ T32] r4:00000000 [ 1342.538261][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.538305][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1342.538334][ T32] dd20: 93eb9000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1342.538363][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1342.538388][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.538439][ T32] r5:800f0013 r4:80239bb0 [ 1342.538472][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.561465][ T32] r4:82ac21e4 [ 1342.561511][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.561588][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1342.561627][ T32] r4:dfa0ddc0 [ 1342.561651][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.561696][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1342.561731][ T32] r4:00000000 [ 1342.561780][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.561868][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1342.561898][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.561995][ T32] r5:00001000 r4:e0053000 [ 1342.562047][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.562143][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.562216][ T32] r5:84af7b8c r4:84af7800 [ 1342.562267][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.562324][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1342.562346][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.562415][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.562446][ T32] r4:84864380 [ 1342.562467][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.562514][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1342.562556][ T32] r4:00000001 [ 1342.562585][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.562639][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1342.562697][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.562730][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.562782][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.562842][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.562914][ T32] r4:84867140 [ 1342.562942][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.562979][ T32] INFO: task kworker/0:897:5449 blocked for more than 469 seconds. [ 1342.563013][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.563040][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.563062][ T32] task:kworker/0:897 state:D stack:0 pid:5449 tgid:5449 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.563180][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.563258][ T32] Call trace: [ 1342.563296][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1342.563348][ T32] r10:8291a684 r9:ebb4dd84 r8:00000002 r7:60000113 r6:ebb4dd8c r5:856dd400 [ 1342.563372][ T32] r4:856dd400 [ 1342.563407][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1342.563453][ T32] r5:856dd400 r4:8291a680 [ 1342.563499][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.563597][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.563746][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb4de08 [ 1342.563831][ T32] r4:00000000 [ 1342.563924][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1342.564010][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1342.564077][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.564120][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8576c540 [ 1342.564142][ T32] r4:00000000 [ 1342.564175][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.564281][ T32] r9:83018005 r8:856dd400 r7:00000000 r6:83018000 r5:00001000 r4:7f063000 [ 1342.564337][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.564393][ T32] r5:00001000 r4:eb615000 [ 1342.564444][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.564492][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.564534][ T32] r5:857a6b8c r4:857a6800 [ 1342.564594][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.564677][ T32] r7:dddced80 r6:83018000 r5:857a6b8c r4:85059500 [ 1342.564713][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.564794][ T32] r10:61c88647 r9:856dd400 r8:8505952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.564822][ T32] r4:85059500 [ 1342.564842][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.564887][ T32] r10:00000000 r9:85059500 r8:80287e08 r7:ebb41e60 r6:84abfb00 r5:856dd400 [ 1342.564910][ T32] r4:00000001 [ 1342.564929][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.564991][ T32] Exception stack(0xebb4dfb0 to 0xebb4dff8) [ 1342.565023][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1342.565111][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1342.565497][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1342.565671][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 ** 5 printk messages dropped ** [ 1342.565903][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.565940][ T32] r5:800f0013 r4:80239bb0 [ 1342.565984][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.566030][ T32] r4:82ac21e4 [ 1342.566051][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.566103][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1342.566138][ T32] r4:dfa0ddc0 [ 1342.566188][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.566260][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1342.566293][ T32] r4:00000000 [ 1342.566323][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.566391][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1342.566419][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.566483][ T32] r5:00001000 r4:e0053000 [ 1342.566521][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.566566][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.566608][ T32] r5:84af7b8c r4:84af7800 [ 1342.566653][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.566704][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1342.566726][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.566827][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.566854][ T32] r4:84864380 [ 1342.566876][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.566923][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1342.566946][ T32] r4:00000001 [ 1342.566970][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.567014][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1342.567080][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.567112][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.567140][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.567184][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.567225][ T32] r4:84867140 [ 1342.567248][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.567276][ T32] INFO: task kworker/0:898:5450 blocked for more than 469 seconds. [ 1342.567306][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.567329][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.567350][ T32] task:kworker/0:898 state:D stack:0 pid:5450 tgid:5450 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.567418][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.567488][ T32] Call trace: [ 1342.567602][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1342.567733][ T32] r10:8291a684 r9:ebb51d84 r8:00000002 r7:60000113 r6:ebb51d8c r5:856e5400 [ 1342.567775][ T32] r4:856e5400 [ 1342.567812][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1342.567923][ T32] r5:856e5400 r4:8291a680 [ 1342.567947][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.567996][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.568040][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb51e08 [ 1342.568107][ T32] r4:00000000 [ 1342.568131][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1342.568190][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1342.568234][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.568298][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8504c5c0 [ 1342.568345][ T32] r4:00000000 [ 1342.568369][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.568437][ T32] r9:83018005 r8:856e5400 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 [ 1342.568544][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.590355][ T32] r5:00001000 r4:eb6ad000 [ 1342.590411][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.590476][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.590523][ T32] r5:857a7b8c r4:857a7800 [ 1342.590544][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.590593][ T32] r7:dddced80 r6:83018000 r5:857a7b8c r4:85059580 [ 1342.590635][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.590687][ T32] r10:61c88647 r9:856e5400 r8:850595ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.590710][ T32] r4:85059580 [ 1342.590732][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.590830][ T32] r10:00000000 r9:85059580 r8:80287e08 r7:ebb41e60 r6:84abfb80 r5:856e5400 ** 4 printk messages dropped ** [ 1342.591005][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1342.591515][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1342.591874][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) ** 5 printk messages dropped ** [ 1342.592213][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1342.592486][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1342.592770][ T32] r5:84af7b8c r4:84af7800 ** 6 printk messages dropped ** [ 1342.593192][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 7 printk messages dropped ** [ 1342.593591][ T32] r4:84867140 ** 5 printk messages dropped ** [ 1342.593995][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1342.594377][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1342.594667][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1342.595076][ T32] r5:857a738c r4:857a7000 ** 3 printk messages dropped ** [ 1342.595307][ T32] r10:61c88647 r9:856e4800 r8:8505962c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1342.595635][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1342.595981][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.596030][ T32] Call trace: [ 1342.596079][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.596132][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1342.596156][ T32] r4:00000000 [ 1342.596194][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.596239][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1342.596277][ T32] dd20: 94a1a000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1342.596315][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1342.596340][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.596365][ T32] r5:800f0013 r4:80239bb0 [ 1342.596385][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.596426][ T32] r4:82ac21e4 [ 1342.596447][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.596550][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1342.596640][ T32] r4:dfa0ddc0 [ 1342.596669][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.596735][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1342.596830][ T32] r4:00000000 [ 1342.596855][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.596930][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1342.596957][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.597014][ T32] r5:00001000 r4:e0053000 [ 1342.597058][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.597107][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.597160][ T32] r5:84af7b8c r4:84af7800 [ 1342.597195][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.597256][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1342.597281][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.597330][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.597353][ T32] r4:84864380 [ 1342.597394][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.597449][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1342.597473][ T32] r4:00000001 [ 1342.597493][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.597546][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1342.597586][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.597645][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.597675][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.597713][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.597748][ T32] r4:84867140 [ 1342.597770][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.597797][ T32] INFO: task kworker/0:900:5453 blocked for more than 469 seconds. [ 1342.597828][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.597853][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.597904][ T32] task:kworker/0:900 state:D stack:0 pid:5453 tgid:5453 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.597989][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.598083][ T32] Call trace: [ 1342.598123][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1342.598171][ T32] r10:8291a684 r9:eb8c9d84 r8:00000002 r7:60000113 r6:eb8c9d8c r5:857e1800 [ 1342.598195][ T32] r4:857e1800 [ 1342.598215][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1342.598258][ T32] r5:857e1800 r4:8291a680 [ 1342.598277][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.598315][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.598357][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8c9e08 [ 1342.598380][ T32] r4:00000000 [ 1342.598414][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1342.598454][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1342.598489][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.598530][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8504c480 ** 2 printk messages dropped ** [ 1342.619082][ T32] r9:83018005 r8:857e1800 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 ** 4 printk messages dropped ** [ 1342.619259][ T32] r5:857a778c r4:857a7400 [ 1342.619280][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1342.619406][ T32] r10:61c88647 r9:857e1800 r8:850596ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1342.619545][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1342.619626][ T32] Exception stack(0xeb8c9fb0 to 0xeb8c9ff8) ** 2 printk messages dropped ** [ 1342.619722][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1342.620085][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1342.620308][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 ** 3 printk messages dropped ** [ 1342.620447][ T32] dd20: 94bfb000 eb0cd000 00000001 80239b98 7f13f000 00000001 ** 4 printk messages dropped ** [ 1342.620615][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1342.620731][ T32] r4:dfa0ddc0 ** 2 printk messages dropped ** [ 1342.620900][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1342.621008][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1342.621246][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 ** 4 printk messages dropped ** [ 1342.621445][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 4 printk messages dropped ** [ 1342.621675][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1342.621856][ T32] INFO: task kworker/0:901:5456 blocked for more than 469 seconds. ** 3 printk messages dropped ** [ 1342.622155][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1342.622379][ T32] r4:857e2400 ** 3 printk messages dropped ** [ 1342.622533][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.622580][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb59e08 [ 1342.622603][ T32] r4:00000000 [ 1342.622622][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1342.622657][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1342.622691][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.622732][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8504c7c0 [ 1342.622779][ T32] r4:00000000 [ 1342.622857][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.622906][ T32] r9:83018005 r8:857e2400 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [ 1342.622930][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.623012][ T32] r5:00001000 r4:eb6c5000 [ 1342.623066][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.623141][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.623190][ T32] r5:857a7f8c r4:857a7c00 [ 1342.623242][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.623292][ T32] r7:dddced80 r6:83018000 r5:857a7f8c r4:85059780 [ 1342.623314][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.623361][ T32] r10:61c88647 r9:857e2400 r8:850597ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.623415][ T32] r4:85059780 [ 1342.623478][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.623529][ T32] r10:00000000 r9:85059780 r8:80287e08 r7:ebb51e60 r6:85059800 r5:857e2400 [ 1342.623592][ T32] r4:00000001 [ 1342.623615][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.623652][ T32] Exception stack(0xebb59fb0 to 0xebb59ff8) [ 1342.623708][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.623744][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.623771][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.623800][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.623822][ T32] r4:8504c440 [ 1342.623943][ T32] INFO: task kworker/0:901:5456 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1342.624018][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.624143][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.624189][ T32] Call trace: [ 1342.624290][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.624353][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1342.624420][ T32] r4:00000000 [ 1342.624447][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.624490][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1342.624556][ T32] dd20: 94bfb000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1342.624590][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1342.624617][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.624680][ T32] r5:800f0013 r4:80239bb0 [ 1342.624722][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.624766][ T32] r4:82ac21e4 [ 1342.624788][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.624860][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1342.624915][ T32] r4:dfa0ddc0 [ 1342.624938][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.624986][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1342.625010][ T32] r4:00000000 [ 1342.625030][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.625074][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1342.625095][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.625149][ T32] r5:00001000 r4:e0053000 [ 1342.625187][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.625233][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.625276][ T32] r5:84af7b8c r4:84af7800 [ 1342.625296][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.625345][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1342.625436][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.625487][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.625510][ T32] r4:84864380 [ 1342.625529][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.625620][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1342.625682][ T32] r4:00000001 [ 1342.625706][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.625744][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1342.625771][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.625800][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.625826][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.625865][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.625912][ T32] r4:84867140 [ 1342.625938][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.625965][ T32] INFO: task kworker/0:902:5457 blocked for more than 469 seconds. [ 1342.626010][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.626068][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.626125][ T32] task:kworker/0:902 state:D stack:0 pid:5457 tgid:5457 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.626177][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.626219][ T32] Call trace: [ 1342.626250][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1342.626325][ T32] r10:8291a684 r9:eb8b5d84 r8:00000002 r7:60000013 r6:eb8b5d8c r5:857e3000 [ 1342.626352][ T32] r4:857e3000 [ 1342.626374][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1342.626438][ T32] r5:857e3000 r4:8291a680 [ 1342.626461][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.626502][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.626544][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8b5e08 [ 1342.626566][ T32] r4:00000000 [ 1342.626629][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1342.626693][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1342.626761][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.626831][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8504c8c0 [ 1342.626860][ T32] r4:00000000 [ 1342.626881][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.626928][ T32] r9:83018005 r8:857e3000 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 [ 1342.626978][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.627025][ T32] r5:00001000 r4:eb707000 [ 1342.627045][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.627084][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.627126][ T32] r5:857ac38c r4:857ac000 [ 1342.627147][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.627203][ T32] r7:dddced80 r6:83018000 r5:857ac38c r4:85059880 [ 1342.627229][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.627276][ T32] r10:61c88647 r9:857e3000 r8:850598ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1342.627427][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1342.627618][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1342.628384][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1342.649996][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 ** 9 printk messages dropped ** [ 1342.650472][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1342.650622][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1342.650961][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 ** 4 printk messages dropped ** [ 1342.651198][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1342.651253][ T32] r4:00000001 [ 1342.651276][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.651315][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1342.651343][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.651371][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.651397][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.651426][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.651447][ T32] r4:84867140 [ 1342.651470][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.651527][ T32] INFO: task kworker/0:903:5460 blocked for more than 469 seconds. [ 1342.651584][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.651643][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.651698][ T32] task:kworker/0:903 state:D stack:0 pid:5460 tgid:5460 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.651795][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.651853][ T32] Call trace: [ 1342.651885][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1342.651937][ T32] r10:8291a684 r9:ebb61d84 r8:00000002 r7:60000113 r6:ebb61d8c r5:857e3c00 [ 1342.651991][ T32] r4:857e3c00 [ 1342.652017][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1342.652074][ T32] r5:857e3c00 r4:8291a680 [ 1342.652139][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.652221][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.652309][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb61e08 [ 1342.652335][ T32] r4:00000000 [ 1342.652355][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1342.652404][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1342.652507][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.652553][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8504ca00 [ 1342.652576][ T32] r4:00000000 [ 1342.652596][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.652640][ T32] r9:83018005 r8:857e3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [ 1342.652661][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.652703][ T32] r5:00001000 r4:eb725000 [ 1342.652766][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.652809][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.652852][ T32] r5:857ac78c r4:857ac400 [ 1342.652871][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.652963][ T32] r7:dddced80 r6:83018000 r5:857ac78c r4:85059980 [ 1342.652994][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.653115][ T32] r10:61c88647 r9:857e3c00 r8:850599ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.653226][ T32] r4:85059980 [ 1342.653250][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.653324][ T32] r10:00000000 r9:85059980 r8:80287e08 r7:eb8b5e60 r6:85059a00 r5:857e3c00 [ 1342.653401][ T32] r4:00000001 [ 1342.653424][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.653490][ T32] Exception stack(0xebb61fb0 to 0xebb61ff8) [ 1342.653607][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.653688][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.653774][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.653813][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.653836][ T32] r4:8504c700 [ 1342.654137][ T32] INFO: task kworker/0:903:5460 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1342.654185][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.654247][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.654293][ T32] Call trace: [ 1342.654374][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.654427][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1342.654474][ T32] r4:00000000 [ 1342.654535][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.654630][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) ** 2 printk messages dropped ** [ 1342.654895][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1342.655115][ T32] r4:dfa0ddc0 ** 4 printk messages dropped ** [ 1342.655420][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 ** 6 printk messages dropped ** [ 1342.655879][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 ** 4 printk messages dropped ** [ 1342.656041][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 2 printk messages dropped ** [ 1342.656138][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) ** 4 printk messages dropped ** [ 1342.656353][ T32] r4:84867140 ** 3 printk messages dropped ** [ 1342.656560][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1342.657164][ T32] r5:857e4800 r4:8291a680 ** 2 printk messages dropped ** [ 1342.657327][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb6de08 ** 7 printk messages dropped ** [ 1342.657697][ T32] r9:83018005 r8:857e4800 r7:00000000 r6:83018000 r5:00001000 r4:7f089000 ** 6 printk messages dropped ** [ 1342.658189][ T32] r7:dddced80 r6:83018000 r5:857acb8c r4:85059a80 ** 6 printk messages dropped ** [ 1342.679459][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1342.680469][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1342.680750][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1342.680801][ T32] dd20: 95978000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1342.680858][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1342.680913][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.680946][ T32] r5:800f0013 r4:80239bb0 [ 1342.680968][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.681022][ T32] r4:82ac21e4 [ 1342.681046][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.681091][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1342.681114][ T32] r4:dfa0ddc0 [ 1342.681133][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.681176][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1342.681198][ T32] r4:00000000 [ 1342.681218][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.681264][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1342.681286][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.681371][ T32] r5:00001000 r4:e0053000 [ 1342.681407][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.681479][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.681556][ T32] r5:84af7b8c r4:84af7800 [ 1342.681582][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.681664][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1342.681715][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.681788][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.681819][ T32] r4:84864380 [ 1342.681841][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.681887][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1342.681910][ T32] r4:00000001 [ 1342.681942][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.681988][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1342.682042][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.682120][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.682183][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.682271][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.682347][ T32] r4:84867140 [ 1342.682404][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.682464][ T32] INFO: task kworker/0:905:5464 blocked for more than 469 seconds. [ 1342.682538][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.682595][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.682640][ T32] task:kworker/0:905 state:D stack:0 pid:5464 tgid:5464 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.682764][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.682920][ T32] Call trace: [ 1342.683058][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1342.683158][ T32] r10:8291a684 r9:ebb65d84 r8:00000002 r7:60000013 r6:ebb65d8c r5:857e5400 [ 1342.683209][ T32] r4:857e5400 [ 1342.683254][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1342.683344][ T32] r5:857e5400 r4:8291a680 [ 1342.683387][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.683468][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.683552][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb65e08 [ 1342.683598][ T32] r4:00000000 [ 1342.683643][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1342.683757][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1342.683872][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.683981][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8504cec0 ** 3 printk messages dropped ** [ 1342.684353][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1342.684718][ T32] r7:dddced80 r6:83018000 r5:857ad38c r4:85059b80 ** 6 printk messages dropped ** [ 1342.684926][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1342.685711][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1342.686188][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 ** 5 printk messages dropped ** [ 1342.686400][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 ** 3 printk messages dropped ** [ 1342.686538][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1342.686602][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 ** 4 printk messages dropped ** [ 1342.686929][ T32] r5:84af7b8c r4:84af7800 [ 1342.686950][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.687005][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1342.687027][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.687076][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.687099][ T32] r4:84864380 [ 1342.687117][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.687220][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1342.687274][ T32] r4:00000001 [ 1342.687297][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.687333][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1342.687391][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.687423][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.687451][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.687479][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.687501][ T32] r4:84867140 [ 1342.687619][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.687678][ T32] INFO: task kworker/0:906:5466 blocked for more than 469 seconds. [ 1342.687730][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.687759][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.687802][ T32] task:kworker/0:906 state:D stack:0 pid:5466 tgid:5466 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.687870][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.687914][ T32] Call trace: [ 1342.687984][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1342.688035][ T32] r10:8291a684 r9:ebb71d84 r8:00000002 r7:60000113 r6:ebb71d8c r5:857e6000 [ 1342.688065][ T32] r4:857e6000 [ 1342.688098][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1342.688145][ T32] r5:857e6000 r4:8291a680 [ 1342.688166][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.688205][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.688247][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb71e08 [ 1342.688280][ T32] r4:00000000 [ 1342.688332][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1342.688372][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1342.688420][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.688584][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8504cd80 [ 1342.717377][ T32] r4:00000000 [ 1342.717460][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.717658][ T32] r9:83018005 r8:857e6000 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 [ 1342.717744][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.717848][ T32] r5:00001000 r4:eb88d000 [ 1342.717915][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.718009][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.718093][ T32] r5:857acf8c r4:857acc00 [ 1342.718137][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.718246][ T32] r7:dddced80 r6:83018000 r5:857acf8c r4:85059c80 [ 1342.718316][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.718423][ T32] r10:61c88647 r9:857e6000 r8:85059cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.729118][ T32] r4:85059c80 [ 1342.729204][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.729282][ T32] r10:00000000 r9:85059c80 r8:80287e08 r7:ebb65e60 r6:85059d00 r5:857e6000 [ 1342.729310][ T32] r4:00000001 [ 1342.729362][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.729438][ T32] Exception stack(0xebb71fb0 to 0xebb71ff8) [ 1342.729475][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.729527][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.729558][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.729588][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.729633][ T32] r4:8504c980 [ 1342.729824][ T32] INFO: task kworker/0:906:5466 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1342.729883][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.730029][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.730128][ T32] Call trace: [ 1342.730163][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.730218][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1342.730263][ T32] r4:00000000 [ 1342.730313][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.730358][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1342.730387][ T32] dd20: 962d6000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1342.730437][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1342.730490][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.730523][ T32] r5:800f0013 r4:80239bb0 [ 1342.730545][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.730610][ T32] r4:82ac21e4 [ 1342.730635][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.730679][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1342.730793][ T32] r4:dfa0ddc0 [ 1342.730843][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.730892][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1342.730942][ T32] r4:00000000 [ 1342.730966][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.731036][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1342.731086][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.731139][ T32] r5:00001000 r4:e0053000 [ 1342.731180][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.731224][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.731270][ T32] r5:84af7b8c r4:84af7800 [ 1342.731291][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.731367][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1342.731398][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.731468][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.731500][ T32] r4:84864380 [ 1342.731520][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.731567][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1342.731589][ T32] r4:00000001 [ 1342.731608][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.731693][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1342.731773][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.731829][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.731898][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.731987][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.732041][ T32] r4:84867140 [ 1342.732086][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.732190][ T32] INFO: task kworker/0:907:5468 blocked for more than 469 seconds. [ 1342.732289][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.732354][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.732403][ T32] task:kworker/0:907 state:D stack:0 pid:5468 tgid:5468 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.732517][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.732614][ T32] Call trace: [ 1342.732741][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1342.732843][ T32] r10:8291a684 r9:ebb75d84 r8:00000002 r7:60000113 r6:ebb75d8c r5:857e6c00 [ 1342.732895][ T32] r4:857e6c00 [ 1342.732959][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1342.733072][ T32] r5:857e6c00 r4:8291a680 [ 1342.733144][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.733240][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.733369][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb75e08 [ 1342.733426][ T32] r4:00000000 [ 1342.733490][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1342.733569][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1342.733644][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.733738][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8504cfc0 [ 1342.733788][ T32] r4:00000000 [ 1342.733853][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.733983][ T32] r9:83018005 r8:857e6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f08f000 [ 1342.734036][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.734121][ T32] r5:00001000 r4:eb8cf000 [ 1342.734162][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.734260][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.734363][ T32] r5:857ad78c r4:857ad400 [ 1342.734407][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.734499][ T32] r7:dddced80 r6:83018000 r5:857ad78c r4:85059d80 [ 1342.734547][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.734661][ T32] r10:61c88647 r9:857e6c00 r8:85059dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.734732][ T32] r4:85059d80 [ 1342.734811][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.734903][ T32] r10:00000000 r9:85059d80 r8:80287e08 r7:ebb65e60 r6:85059e00 r5:857e6c00 [ 1342.735019][ T32] r4:00000001 [ 1342.735076][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.735189][ T32] Exception stack(0xebb75fb0 to 0xebb75ff8) [ 1342.735298][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.735380][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.735442][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.735525][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.735581][ T32] r4:8504cd40 [ 1342.735815][ T32] INFO: task kworker/0:907:5468 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1342.735911][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.736063][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.736159][ T32] Call trace: [ 1342.736264][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.736377][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1342.736429][ T32] r4:00000000 [ 1342.736509][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.736634][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1342.736740][ T32] dd20: 962d6000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1342.736793][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1342.736824][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.736872][ T32] r5:800f0013 r4:80239bb0 [ 1342.736902][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.736964][ T32] r4:82ac21e4 [ 1342.737014][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.737074][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1342.737101][ T32] r4:dfa0ddc0 [ 1342.737144][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.737195][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1342.737218][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1342.737334][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1342.737866][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1342.737898][ T32] r4:00000001 [ 1342.737918][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.737975][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1342.738051][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.738104][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.738159][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.738197][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.738221][ T32] r4:84867140 [ 1342.738242][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.738285][ T32] INFO: task kworker/0:908:5470 blocked for more than 469 seconds. [ 1342.738373][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.738425][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.738458][ T32] task:kworker/0:908 state:D stack:0 pid:5470 tgid:5470 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.738548][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.767480][ T32] Call trace: [ 1342.767656][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1342.767834][ T32] r10:8291a684 r9:ebb79d84 r8:00000002 r7:60000013 r6:ebb79d8c r5:857e0000 [ 1342.767896][ T32] r4:857e0000 [ 1342.767944][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1342.768066][ T32] r5:857e0000 r4:8291a680 [ 1342.768120][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.768209][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.768303][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb79e08 [ 1342.768355][ T32] r4:00000000 [ 1342.768432][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1342.772931][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1342.773123][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.773222][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8580a040 [ 1342.773293][ T32] r4:00000000 [ 1342.773398][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1342.773946][ T32] r5:857adb8c r4:857ad800 ** 1 printk messages dropped ** [ 1342.774115][ T32] r7:dddced80 r6:83018000 r5:857adb8c r4:85059e80 ** 5 printk messages dropped ** [ 1342.774573][ T32] r4:00000001 [ 1342.774679][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.774813][ T32] Exception stack(0xebb79fb0 to 0xebb79ff8) [ 1342.774914][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.774988][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.775069][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.775152][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.775221][ T32] r4:8504ce80 [ 1342.775510][ T32] INFO: task kworker/0:908:5470 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1342.775602][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.775760][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.775861][ T32] Call trace: [ 1342.775957][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.776011][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1342.776035][ T32] r4:00000000 [ 1342.776055][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.776111][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1342.776153][ T32] dd20: 966a0000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1342.776185][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1342.776210][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.776253][ T32] r5:800f0013 r4:80239bb0 [ 1342.776279][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.776343][ T32] r4:82ac21e4 [ 1342.776372][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.776416][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1342.776439][ T32] r4:dfa0ddc0 [ 1342.776458][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.776499][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1342.776537][ T32] r4:00000000 [ 1342.776566][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.776625][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1342.776670][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1342.776976][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 ** 4 printk messages dropped ** [ 1342.777206][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 2 printk messages dropped ** [ 1342.777312][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) ** 2 printk messages dropped ** [ 1342.777396][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1342.777576][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1342.777721][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1342.777931][ T32] r4:8494d400 ** 4 printk messages dropped ** [ 1342.778140][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb7de08 ** 2 printk messages dropped ** [ 1342.778219][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1342.778263][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.778307][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8580a280 [ 1342.778329][ T32] r4:00000000 [ 1342.778350][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.778394][ T32] r9:83018005 r8:8494d400 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1342.778510][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.787399][ T32] r5:00001000 r4:eb8ef000 [ 1342.787470][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.787547][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.787604][ T32] r5:857adf8c r4:857adc00 [ 1342.787634][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.787706][ T32] r7:dddced80 r6:83018000 r5:857adf8c r4:85059f80 [ 1342.787741][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.787798][ T32] r10:61c88647 r9:8494d400 r8:85059fac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.787824][ T32] r4:85059f80 [ 1342.787867][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.787924][ T32] r10:00000000 r9:85059f80 r8:80287e08 r7:ebb79e60 r6:8580d000 r5:8494d400 [ 1342.787946][ T32] r4:00000001 [ 1342.787973][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.788023][ T32] Exception stack(0xebb7dfb0 to 0xebb7dff8) [ 1342.788057][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.788110][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.788140][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.788170][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.788193][ T32] r4:8580a1c0 [ 1342.788377][ T32] INFO: task kworker/0:909:5472 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1342.788437][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.800881][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.800954][ T32] Call trace: [ 1342.800987][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.801082][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1342.801128][ T32] r4:00000000 [ 1342.801162][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.801221][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1342.801257][ T32] dd20: 96c06000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1342.801288][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1342.801315][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.801339][ T32] r5:800f0013 r4:80239bb0 [ 1342.801384][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.801453][ T32] r4:82ac21e4 [ 1342.801500][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.801552][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1342.801575][ T32] r4:dfa0ddc0 [ 1342.801629][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.801685][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1342.801710][ T32] r4:00000000 [ 1342.801746][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.801796][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1342.801831][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.801899][ T32] r5:00001000 r4:e0053000 [ 1342.801937][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.802006][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.802077][ T32] r5:84af7b8c r4:84af7800 [ 1342.802129][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1342.802232][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1342.802635][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1342.803055][ T32] task:kworker/0:910 state:D stack:0 pid:5474 tgid:5474 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 1342.803798][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1342.804240][ T32] r5:857ae78c r4:857ae400 ** 1 printk messages dropped ** [ 1342.804430][ T32] r7:dddced80 r6:83018000 r5:857ae78c r4:8580d080 ** 3 printk messages dropped ** [ 1342.804813][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1342.805422][ T32] r4:8580a100 ** 5 printk messages dropped ** [ 1342.806229][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 ** 8 printk messages dropped ** [ 1342.806857][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1342.807124][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 9 printk messages dropped ** [ 1342.807616][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 ** 4 printk messages dropped ** [ 1342.807845][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 7 printk messages dropped ** [ 1342.808127][ T32] r4:84867140 [ 1342.808202][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.808239][ T32] INFO: task kworker/0:911:5476 blocked for more than 469 seconds. [ 1342.808270][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.808315][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.808356][ T32] task:kworker/0:911 state:D stack:0 pid:5476 tgid:5476 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.808511][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.820540][ T32] Call trace: [ 1342.820667][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1342.820823][ T32] r10:8291a684 r9:ebb89d84 r8:00000002 r7:60000013 r6:ebb89d8c r5:844c1800 [ 1342.820908][ T32] r4:844c1800 [ 1342.820971][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1342.821065][ T32] r5:844c1800 r4:8291a680 [ 1342.821109][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.821198][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.821295][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb89e08 [ 1342.821360][ T32] r4:00000000 [ 1342.821408][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1342.821486][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1342.821586][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.821679][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8580a440 [ 1342.821746][ T32] r4:00000000 [ 1342.821796][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.821902][ T32] r9:83018005 r8:844c1800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1342.821955][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.822100][ T32] r5:00001000 r4:eb903000 [ 1342.822167][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.822261][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.822359][ T32] r5:857ae38c r4:857ae000 [ 1342.822412][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.822519][ T32] r7:dddced80 r6:83018000 r5:857ae38c r4:8580d180 [ 1342.822592][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.822726][ T32] r10:61c88647 r9:844c1800 r8:8580d1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.822839][ T32] r4:8580d180 [ 1342.822930][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.823074][ T32] r10:00000000 r9:8580d180 r8:80287e08 r7:ebb81e60 r6:8580d200 r5:844c1800 [ 1342.823188][ T32] r4:00000001 [ 1342.823249][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.823374][ T32] Exception stack(0xebb89fb0 to 0xebb89ff8) [ 1342.823464][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.823578][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.823648][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.823711][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.823801][ T32] r4:8580a2c0 [ 1342.824086][ T32] INFO: task kworker/0:911:5476 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1342.824179][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.824324][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.824433][ T32] Call trace: [ 1342.824513][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.824626][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1342.824681][ T32] r4:00000000 [ 1342.824745][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.824870][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1342.824947][ T32] dd20: 96c06000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1342.825020][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1342.825112][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.825179][ T32] r5:800f0013 r4:80239bb0 [ 1342.825230][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.825320][ T32] r4:82ac21e4 [ 1342.825369][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.825457][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1342.825544][ T32] r4:dfa0ddc0 ** 2 printk messages dropped ** [ 1342.825800][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1342.825996][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 ** 6 printk messages dropped ** [ 1342.826670][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 ** 4 printk messages dropped ** [ 1342.827160][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 2 printk messages dropped ** [ 1342.827344][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) ** 2 printk messages dropped ** [ 1342.827539][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1342.828003][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 1342.852294][ T32] r4:844c3000 ** 1 printk messages dropped ** [ 1342.852635][ T32] r5:844c3000 r4:8291a680 ** 3 printk messages dropped ** [ 1342.852913][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1342.853059][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1342.853316][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1342.853515][ T32] r5:857af38c r4:857af000 ** 3 printk messages dropped ** [ 1342.853667][ T32] r10:61c88647 r9:844c3000 r8:8580d2ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 4 printk messages dropped ** [ 1342.853858][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1342.854866][ T32] Workqueue: events bpf_prog_free_deferred ** 4 printk messages dropped ** [ 1342.855325][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.855417][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1342.855511][ T32] dd20: 96f7d000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1342.855612][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1342.855695][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.855801][ T32] r5:800f0013 r4:80239bb0 [ 1342.855869][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.856001][ T32] r4:82ac21e4 [ 1342.856055][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.856153][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1342.856208][ T32] r4:dfa0ddc0 [ 1342.856255][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.856370][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1342.856426][ T32] r4:00000000 [ 1342.856470][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.856552][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1342.856626][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.856707][ T32] r5:00001000 r4:e0053000 [ 1342.856753][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.856845][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.856926][ T32] r5:84af7b8c r4:84af7800 [ 1342.856970][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.857063][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1342.857143][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.857235][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.857277][ T32] r4:84864380 [ 1342.857312][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.857429][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1342.857482][ T32] r4:00000001 [ 1342.857522][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.857591][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1342.857640][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.857693][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.857753][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.857812][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.857856][ T32] r4:84867140 [ 1342.857929][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.858044][ T32] INFO: task kworker/0:913:5480 blocked for more than 469 seconds. [ 1342.858120][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.858176][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.858223][ T32] task:kworker/0:913 state:D stack:0 pid:5480 tgid:5480 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.858328][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.858520][ T32] Call trace: [ 1342.877147][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1342.877321][ T32] r10:8291a684 r9:ebb85d84 r8:00000002 r7:60000113 r6:ebb85d8c r5:844c0c00 [ 1342.877382][ T32] r4:844c0c00 [ 1342.877433][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1342.877531][ T32] r5:844c0c00 r4:8291a680 [ 1342.877580][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.877665][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.877765][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb85e08 [ 1342.877814][ T32] r4:00000000 [ 1342.877857][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1342.877937][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1342.878045][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.878140][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8580a680 [ 1342.878209][ T32] r4:00000000 [ 1342.878235][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.878305][ T32] r9:83018005 r8:844c0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 ** 3 printk messages dropped ** [ 1342.878447][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1342.889791][ T32] r10:61c88647 r9:844c0c00 r8:8580d3ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1342.890509][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1342.891682][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 1342.892418][ T32] r4:dfa0ddc0 ** 4 printk messages dropped ** [ 1342.892831][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 ** 9 printk messages dropped ** [ 1342.893655][ T32] r4:84864380 ** 1 printk messages dropped ** [ 1342.893834][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1342.893883][ T32] r4:00000001 [ 1342.893924][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.894000][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1342.894053][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.894105][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.894153][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.894246][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.894334][ T32] r4:84867140 [ 1342.894413][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.894501][ T32] INFO: task kworker/0:914:5482 blocked for more than 469 seconds. [ 1342.894585][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.894660][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.894786][ T32] task:kworker/0:914 state:D stack:0 pid:5482 tgid:5482 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.894937][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.895076][ T32] Call trace: [ 1342.895153][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1342.895263][ T32] r10:8291a684 r9:ebb91d84 r8:00000002 r7:60000113 r6:ebb91d8c r5:844c3c00 [ 1342.895339][ T32] r4:844c3c00 [ 1342.895409][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1342.895505][ T32] r5:844c3c00 r4:8291a680 [ 1342.895572][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.895662][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.895753][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb91e08 [ 1342.895807][ T32] r4:00000000 [ 1342.895854][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1342.895934][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1342.896050][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.896149][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8580a940 [ 1342.896201][ T32] r4:00000000 [ 1342.896246][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.896347][ T32] r9:83018005 r8:844c3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1342.896397][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.896509][ T32] r5:00001000 r4:eb933000 [ 1342.896594][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.896680][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.896777][ T32] r5:857aeb8c r4:857ae800 [ 1342.896834][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.896941][ T32] r7:dddced80 r6:83018000 r5:857aeb8c r4:8580d480 [ 1342.896991][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.897053][ T32] r10:61c88647 r9:844c3c00 r8:8580d4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.897076][ T32] r4:8580d480 [ 1342.897098][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.897143][ T32] r10:00000000 r9:8580d480 r8:80287e08 r7:ebb8de60 r6:8580d500 r5:844c3c00 [ 1342.897166][ T32] r4:00000001 [ 1342.897208][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.897248][ T32] Exception stack(0xebb91fb0 to 0xebb91ff8) [ 1342.897274][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.897303][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.897358][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.897401][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.897426][ T32] r4:8580a4c0 [ 1342.897549][ T32] INFO: task kworker/0:914:5482 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1342.897606][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.897686][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.897784][ T32] Call trace: [ 1342.897827][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.897945][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1342.897995][ T32] r4:00000000 [ 1342.898018][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.898059][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1342.898097][ T32] dd20: 97640000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1342.898129][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1342.898155][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.898187][ T32] r5:800f0013 r4:80239bb0 [ 1342.898210][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.898253][ T32] r4:82ac21e4 [ 1342.898273][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.898354][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1342.898392][ T32] r4:dfa0ddc0 [ 1342.919076][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.919317][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1342.919374][ T32] r4:00000000 [ 1342.919416][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.919520][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1342.919590][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.919659][ T32] r5:00001000 r4:e0053000 [ 1342.919681][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.919729][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.919773][ T32] r5:84af7b8c r4:84af7800 [ 1342.919793][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.919841][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1342.919891][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.919960][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.919986][ T32] r4:84864380 [ 1342.920006][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.920054][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1342.920097][ T32] r4:00000001 [ 1342.920127][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.920203][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1342.920238][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1342.920473][ T32] INFO: task kworker/0:915:5485 blocked for more than 469 seconds. ** 8 printk messages dropped ** [ 1342.920901][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) ** 7 printk messages dropped ** [ 1342.921253][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 3 printk messages dropped ** [ 1342.921399][ T32] r9:83018005 r8:844c4800 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1342.921443][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.921488][ T32] r5:00001000 r4:eb941000 [ 1342.921531][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.921590][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.921636][ T32] r5:857aef8c r4:857aec00 [ 1342.921656][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.921703][ T32] r7:dddced80 r6:83018000 r5:857aef8c r4:8580d580 [ 1342.921732][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.921778][ T32] r10:61c88647 r9:844c4800 r8:8580d5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.921800][ T32] r4:8580d580 [ 1342.921819][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.921876][ T32] r10:00000000 r9:8580d580 r8:80287e08 r7:ebb8de60 r6:8580d600 r5:844c4800 [ 1342.921911][ T32] r4:00000001 [ 1342.921930][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.921978][ T32] Exception stack(0xebb95fb0 to 0xebb95ff8) [ 1342.922012][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.922083][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.922118][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.922149][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.922199][ T32] r4:8580aa00 [ 1342.922374][ T32] INFO: task kworker/0:915:5485 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1342.922428][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.922528][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.922588][ T32] Call trace: [ 1342.922621][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.922674][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1342.922697][ T32] r4:00000000 [ 1342.922826][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.922889][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1342.922931][ T32] dd20: 97955000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1342.922963][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1342.922989][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.923012][ T32] r5:800f0013 r4:80239bb0 [ 1342.923044][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.923090][ T32] r4:82ac21e4 [ 1342.923112][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.923154][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1342.923176][ T32] r4:dfa0ddc0 [ 1342.923195][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.923236][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1342.923258][ T32] r4:00000000 [ 1342.923302][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.923350][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1342.923380][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.923454][ T32] r5:00001000 r4:e0053000 [ 1342.923504][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.923548][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.923589][ T32] r5:84af7b8c r4:84af7800 [ 1342.923609][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.923675][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1342.923701][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.923774][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.923828][ T32] r4:84864380 [ 1342.923855][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.923923][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1342.923949][ T32] r4:00000001 [ 1342.923969][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.924005][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1342.924031][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.924059][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.924105][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.924142][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.924164][ T32] r4:84867140 [ 1342.924184][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.924232][ T32] INFO: task kworker/0:916:5486 blocked for more than 469 seconds. [ 1342.924269][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.924316][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.924346][ T32] task:kworker/0:916 state:D stack:0 pid:5486 tgid:5486 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.924451][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.924500][ T32] Call trace: [ 1342.924530][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1342.924613][ T32] r10:8291a684 r9:ebb99d84 r8:00000002 r7:60000113 r6:ebb99d8c r5:844c5400 [ 1342.924669][ T32] r4:844c5400 [ 1342.924692][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1342.924778][ T32] r5:844c5400 r4:8291a680 [ 1342.924832][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.924915][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.925007][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb99e08 [ 1342.925061][ T32] r4:00000000 [ 1342.925107][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1342.925234][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1342.925340][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.925442][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8577dc80 [ 1342.925495][ T32] r4:00000000 [ 1342.925542][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.925645][ T32] r9:83018005 r8:844c5400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 1342.925696][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.925791][ T32] r5:00001000 r4:eb971000 [ 1342.925840][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.925919][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.926009][ T32] r5:857afb8c r4:857af800 [ 1342.926042][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.926156][ T32] r7:dddced80 r6:83018000 r5:857afb8c r4:8580d680 [ 1342.926187][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.926255][ T32] r10:61c88647 r9:844c5400 r8:8580d6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.926329][ T32] r4:8580d680 [ 1342.926429][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.926553][ T32] r10:00000000 r9:8580d680 r8:80287e08 r7:ebb8de60 r6:8580d700 r5:844c5400 [ 1342.926620][ T32] r4:00000001 [ 1342.926668][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.926786][ T32] Exception stack(0xebb99fb0 to 0xebb99ff8) [ 1342.926855][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.926923][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.926993][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.927063][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.927117][ T32] r4:8580ab00 [ 1342.927369][ T32] INFO: task kworker/0:916:5486 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1342.927448][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.927612][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.927735][ T32] Call trace: [ 1342.927816][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.927954][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1342.928020][ T32] r4:00000000 [ 1342.928084][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.928179][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1342.928262][ T32] dd20: 97955000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1342.928337][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1342.928402][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.928463][ T32] r5:800f0013 r4:80239bb0 [ 1342.952703][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.953020][ T32] r4:82ac21e4 [ 1342.953123][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.953268][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1342.953341][ T32] r4:dfa0ddc0 [ 1342.953392][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.953494][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1342.953624][ T32] r4:00000000 [ 1342.953749][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.953961][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1342.954061][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.954168][ T32] r5:00001000 r4:e0053000 [ 1342.954218][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.954323][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.954442][ T32] r5:84af7b8c r4:84af7800 [ 1342.954526][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.954645][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1342.954755][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.954867][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.954929][ T32] r4:84864380 [ 1342.954987][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.955086][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1342.955136][ T32] r4:00000001 [ 1342.955185][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.955288][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1342.955393][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.955464][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.955541][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.955628][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.955679][ T32] r4:84867140 [ 1342.955761][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.955841][ T32] INFO: task kworker/0:917:5488 blocked for more than 469 seconds. [ 1342.955916][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.955982][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.956080][ T32] task:kworker/0:917 state:D stack:0 pid:5488 tgid:5488 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.956217][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.956366][ T32] Call trace: [ 1342.956449][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1342.956564][ T32] r10:8291a684 r9:ebba1d84 r8:00000002 r7:60000113 r6:ebba1d8c r5:844c6c00 [ 1342.956621][ T32] r4:844c6c00 [ 1342.956670][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1342.956778][ T32] r5:844c6c00 r4:8291a680 [ 1342.956845][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.956997][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.957107][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebba1e08 [ 1342.957162][ T32] r4:00000000 [ 1342.957210][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1342.957296][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1342.957394][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.957491][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8580ae40 [ 1342.957567][ T32] r4:00000000 [ 1342.957632][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.957746][ T32] r9:83018005 r8:844c6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a1000 ** 4 printk messages dropped ** [ 1342.958167][ T32] r5:857af78c r4:857af400 ** 4 printk messages dropped ** [ 1342.979535][ T32] r4:8580d780 ** 4 printk messages dropped ** [ 1342.979945][ T32] Exception stack(0xebba1fb0 to 0xebba1ff8) ** 4 printk messages dropped ** [ 1342.980357][ T32] r4:8580acc0 ** 2 printk messages dropped ** [ 1342.980934][ T32] Workqueue: events bpf_prog_free_deferred ** 4 printk messages dropped ** [ 1342.981387][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.981473][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1342.981572][ T32] dd20: 97d50000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1342.981643][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1342.981785][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.981850][ T32] r5:800f0013 r4:80239bb0 [ 1342.981916][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.982057][ T32] r4:82ac21e4 [ 1342.982156][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.982283][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1342.982368][ T32] r4:dfa0ddc0 [ 1342.982436][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.982539][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1342.982596][ T32] r4:00000000 [ 1342.982647][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.982785][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1342.982855][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.982979][ T32] r5:00001000 r4:e0053000 [ 1342.983062][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.983190][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.983291][ T32] r5:84af7b8c r4:84af7800 [ 1342.983365][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.983473][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1342.983522][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.983625][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.983684][ T32] r4:84864380 [ 1342.983751][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.983855][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1342.983912][ T32] r4:00000001 [ 1342.983961][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.984047][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1342.984108][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.984172][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.984229][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.984286][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.984358][ T32] r4:84867140 [ 1342.984409][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.984495][ T32] INFO: task kworker/0:918:5490 blocked for more than 469 seconds. [ 1342.984572][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.984628][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.984692][ T32] task:kworker/0:918 state:D stack:0 pid:5490 tgid:5490 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.984841][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.984963][ T32] Call trace: [ 1342.985047][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1342.985145][ T32] r10:8291a684 r9:ebba5d84 r8:00000002 r7:60000113 r6:ebba5d8c r5:856f0000 [ 1342.985212][ T32] r4:856f0000 [ 1342.985264][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) ** 2 printk messages dropped ** [ 1342.985528][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1342.986302][ T32] r9:83018005 r8:856f0000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a5000 ** 4 printk messages dropped ** [ 1342.986789][ T32] r5:857aff8c r4:857afc00 ** 4 printk messages dropped ** [ 1342.987259][ T32] r4:8580d880 ** 3 printk messages dropped ** [ 1342.987578][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1343.009376][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1343.010023][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) ** 5 printk messages dropped ** [ 1343.010450][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1343.010969][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1343.011463][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1343.012220][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 9 printk messages dropped ** [ 1343.013022][ T32] INFO: task kworker/0:919:5492 blocked for more than 469 seconds. ** 6 printk messages dropped ** [ 1343.013639][ T32] r10:8291a684 r9:ebb9dd84 r8:00000002 r7:60000113 r6:ebb9dd8c r5:856f0c00 ** 9 printk messages dropped ** [ 1343.014362][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 6 printk messages dropped ** [ 1343.015170][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1343.015655][ T32] r10:61c88647 r9:856f0c00 r8:8580d9ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1343.016123][ T32] Exception stack(0xebb9dfb0 to 0xebb9dff8) [ 1343.016188][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.016263][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.016332][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.016403][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.016475][ T32] r4:850b8080 [ 1343.016839][ T32] INFO: task kworker/0:919:5492 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1343.016944][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.017217][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.017350][ T32] Call trace: [ 1343.017425][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.017536][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1343.017592][ T32] r4:00000000 [ 1343.017660][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.017768][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1343.017856][ T32] dd20: 97e65000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1343.017952][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1343.018069][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1343.018135][ T32] r5:800f0013 r4:80239bb0 [ 1343.018187][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.018281][ T32] r4:82ac21e4 [ 1343.018335][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.039635][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1343.039734][ T32] r4:dfa0ddc0 [ 1343.039762][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.039864][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1343.039894][ T32] r4:00000000 [ 1343.039916][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.039965][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1343.039994][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.040069][ T32] r5:00001000 r4:e0053000 [ 1343.040122][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.040195][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.040253][ T32] r5:84af7b8c r4:84af7800 [ 1343.040277][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.040347][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1343.040388][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.040439][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.040462][ T32] r4:84864380 [ 1343.040483][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.040538][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1343.040562][ T32] r4:00000001 [ 1343.040582][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.040621][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1343.040654][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.040695][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.040743][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.040777][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.040801][ T32] r4:84867140 [ 1343.040827][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.040869][ T32] INFO: task kworker/0:920:5494 blocked for more than 469 seconds. [ 1343.040931][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.040964][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.041017][ T32] task:kworker/0:920 state:D stack:0 pid:5494 tgid:5494 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.041085][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.041134][ T32] Call trace: [ 1343.041181][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1343.041247][ T32] r10:8291a684 r9:ebba9d84 r8:00000002 r7:60000113 r6:ebba9d8c r5:856f1800 [ 1343.041275][ T32] r4:856f1800 [ 1343.041296][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1343.041341][ T32] r5:856f1800 r4:8291a680 [ 1343.041362][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.041404][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.041473][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebba9e08 [ 1343.041536][ T32] r4:00000000 [ 1343.041570][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1343.041610][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1343.041647][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.041689][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850b8300 [ 1343.041723][ T32] r4:00000000 [ 1343.041791][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.041868][ T32] r9:83018005 r8:856f1800 r7:00000000 r6:83018000 r5:00001000 r4:7f0a7000 [ 1343.041942][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.042044][ T32] r5:00001000 r4:eb997000 [ 1343.042083][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.042206][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.042307][ T32] r5:857b838c r4:857b8000 [ 1343.042351][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.042488][ T32] r7:dddced80 r6:83018000 r5:857b838c r4:8580da80 [ 1343.042549][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.042643][ T32] r10:61c88647 r9:856f1800 r8:8580daac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1343.043145][ T32] Exception stack(0xebba9fb0 to 0xebba9ff8) ** 2 printk messages dropped ** [ 1343.043418][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.043489][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.043540][ T32] r4:850b8180 [ 1343.043835][ T32] INFO: task kworker/0:920:5494 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1343.043912][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.044108][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.044300][ T32] Call trace: [ 1343.044372][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.044482][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1343.044535][ T32] r4:00000000 [ 1343.044614][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.044711][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1343.044797][ T32] dd20: 981b9000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1343.044871][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1343.044928][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1343.044994][ T32] r5:800f0013 r4:80239bb0 [ 1343.045075][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.045190][ T32] r4:82ac21e4 [ 1343.045244][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.045334][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1343.045385][ T32] r4:dfa0ddc0 [ 1343.045442][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.045534][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1343.045596][ T32] r4:00000000 [ 1343.045658][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.045789][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1343.045851][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.045938][ T32] r5:00001000 r4:e0053000 [ 1343.045994][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.046076][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.046179][ T32] r5:84af7b8c r4:84af7800 [ 1343.046236][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.046334][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1343.046425][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.046538][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.046595][ T32] r4:84864380 [ 1343.046642][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.046773][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1343.046841][ T32] r4:00000001 [ 1343.046888][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.046964][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1343.047059][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.047127][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.047184][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.047245][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.047292][ T32] r4:84867140 [ 1343.047340][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.047415][ T32] INFO: task kworker/0:921:5495 blocked for more than 469 seconds. [ 1343.047492][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.047542][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.047587][ T32] task:kworker/0:921 state:D stack:0 pid:5495 tgid:5495 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 5 printk messages dropped ** [ 1343.048211][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) ** 6 printk messages dropped ** [ 1343.074153][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1343.074340][ T32] r9:83018005 r8:856f3000 r7:00000000 r6:83018000 r5:00001000 r4:7f0ab000 ** 4 printk messages dropped ** [ 1343.074522][ T32] r5:857b8b8c r4:857b8800 ** 1 printk messages dropped ** [ 1343.074666][ T32] r7:dddced80 r6:83018000 r5:857b8b8c r4:8580db80 ** 4 printk messages dropped ** [ 1343.074879][ T32] r10:00000000 r9:8580db80 r8:80287e08 r7:ebb9de60 r6:8580dc00 r5:856f3000 ** 7 printk messages dropped ** [ 1343.075210][ T32] r4:850b8180 ** 5 printk messages dropped ** [ 1343.075638][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 ** 5 printk messages dropped ** [ 1343.075979][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 8 printk messages dropped ** [ 1343.076583][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1343.076937][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1343.077676][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1343.078135][ T32] r4:84867140 ** 4 printk messages dropped ** [ 1343.078546][ T32] task:kworker/0:922 state:D stack:0 pid:5498 tgid:5498 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 1343.102683][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1343.102969][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.103045][ T32] r5:00001000 r4:ebbb9000 [ 1343.103103][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.103153][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.103201][ T32] r5:857b938c r4:857b9000 [ 1343.103225][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.103288][ T32] r7:dddced80 r6:83018000 r5:857b938c r4:8580dc80 [ 1343.103315][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.103367][ T32] r10:61c88647 r9:856f3c00 r8:8580dcac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.103393][ T32] r4:8580dc80 [ 1343.103414][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.103496][ T32] r10:00000000 r9:8580dc80 r8:80287e08 r7:ebbb1e60 r6:8580dd00 r5:856f3c00 [ 1343.103556][ T32] r4:00000001 [ 1343.103697][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.103762][ T32] Exception stack(0xebbadfb0 to 0xebbadff8) [ 1343.103942][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.103976][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.104039][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.104072][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.104095][ T32] r4:850b8580 [ 1343.104266][ T32] INFO: task kworker/0:922:5498 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1343.104302][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.104584][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.104807][ T32] Call trace: [ 1343.104879][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.104982][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1343.105035][ T32] r4:00000000 [ 1343.105080][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.105162][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1343.105222][ T32] dd20: 98950000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1343.105279][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1343.105334][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1343.105409][ T32] r5:800f0013 r4:80239bb0 [ 1343.105489][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.105577][ T32] r4:82ac21e4 [ 1343.105709][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.105813][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1343.105863][ T32] r4:dfa0ddc0 [ 1343.105904][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.106012][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1343.106069][ T32] r4:00000000 [ 1343.106117][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.106209][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1343.106273][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.106370][ T32] r5:00001000 r4:e0053000 [ 1343.106431][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.106511][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1343.106843][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.106869][ T32] r4:84864380 [ 1343.106890][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.106939][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1343.106963][ T32] r4:00000001 [ 1343.106984][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.107032][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1343.107059][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.107088][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.107114][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.107144][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.107168][ T32] r4:84867140 [ 1343.107203][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.107261][ T32] INFO: task kworker/0:923:5500 blocked for more than 469 seconds. [ 1343.107297][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.107388][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.107438][ T32] task:kworker/0:923 state:D stack:0 pid:5500 tgid:5500 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.107540][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.107615][ T32] Call trace: [ 1343.107675][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1343.107738][ T32] r10:8291a684 r9:ebbb5d84 r8:00000002 r7:60000113 r6:ebbb5d8c r5:856f4800 [ 1343.107801][ T32] r4:856f4800 [ 1343.107826][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1343.107871][ T32] r5:856f4800 r4:8291a680 [ 1343.107916][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.107961][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.108009][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbb5e08 [ 1343.108034][ T32] r4:00000000 [ 1343.108054][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1343.108089][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1343.108149][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.108195][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850b8800 [ 1343.108219][ T32] r4:00000000 [ 1343.108266][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.108315][ T32] r9:83018005 r8:856f4800 r7:00000000 r6:83018000 r5:00001000 r4:7f0ad000 ** 3 printk messages dropped ** [ 1343.108586][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.126005][ T32] r5:857b8f8c r4:857b8c00 ** 1 printk messages dropped ** [ 1343.126275][ T32] r7:dddced80 r6:83018000 r5:857b8f8c r4:8580dd80 ** 2 printk messages dropped ** [ 1343.126502][ T32] r4:8580dd80 ** 3 printk messages dropped ** [ 1343.126786][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1343.127162][ T32] r4:850b8600 ** 5 printk messages dropped ** [ 1343.127666][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 ** 8 printk messages dropped ** [ 1343.127994][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1343.128096][ T32] r4:dfa0ddc0 ** 4 printk messages dropped ** [ 1343.128278][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 ** 8 printk messages dropped ** [ 1343.139555][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1343.140151][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1343.140820][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1343.141506][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.141613][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbbde08 [ 1343.141668][ T32] r4:00000000 [ 1343.141711][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1343.141795][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1343.141876][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.141964][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850b8e40 [ 1343.142017][ T32] r4:00000000 [ 1343.142060][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.142183][ T32] r9:83018005 r8:856f5400 r7:00000000 r6:83018000 r5:00001000 r4:7f025000 [ 1343.142241][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.142357][ T32] r5:00001000 r4:dfaff000 [ 1343.142421][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.142522][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.142615][ T32] r5:857b9f8c r4:857b9c00 [ 1343.142659][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.142778][ T32] r7:dddced80 r6:83018000 r5:857b9f8c r4:8580de80 [ 1343.142848][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.142946][ T32] r10:61c88647 r9:856f5400 r8:8580deac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.142995][ T32] r4:8580de80 [ 1343.143038][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.143150][ T32] r10:00000000 r9:8580de80 r8:80287e08 r7:ebbade60 r6:8580df00 r5:856f5400 [ 1343.143211][ T32] r4:00000001 [ 1343.143251][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.143321][ T32] Exception stack(0xebbbdfb0 to 0xebbbdff8) [ 1343.143373][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.143429][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.143506][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.143567][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.143640][ T32] r4:850b8880 [ 1343.143950][ T32] INFO: task kworker/0:924:5503 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1343.144026][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.144170][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.144298][ T32] Call trace: [ 1343.144370][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.144473][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1343.144524][ T32] r4:00000000 [ 1343.144573][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.144692][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1343.144769][ T32] dd20: 98aed000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1343.144848][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1343.144917][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1343.144985][ T32] r5:800f0013 r4:80239bb0 [ 1343.145037][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.145122][ T32] r4:82ac21e4 [ 1343.145168][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 6 printk messages dropped ** [ 1343.145668][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 ** 7 printk messages dropped ** [ 1343.146297][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1343.146998][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1343.147652][ T32] Call trace: ** 4 printk messages dropped ** [ 1343.148123][ T32] r5:856f6000 r4:8291a680 ** 5 printk messages dropped ** [ 1343.174942][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1343.175398][ T32] r5:857b978c r4:857b9400 ** 3 printk messages dropped ** [ 1343.175590][ T32] r10:61c88647 r9:856f6000 r8:8580dfac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1343.176063][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1343.176908][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1343.177155][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1343.177463][ T32] r4:dfa0ddc0 ** 5 printk messages dropped ** [ 1343.177761][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1343.178292][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 9 printk messages dropped ** [ 1343.193089][ T32] INFO: task kworker/0:926:5506 blocked for more than 469 seconds. ** 1 printk messages dropped ** [ 1343.193202][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.193227][ T32] task:kworker/0:926 state:D stack:0 pid:5506 tgid:5506 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.193391][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.193582][ T32] Call trace: [ 1343.193627][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1343.193690][ T32] r10:8291a684 r9:ebbd5d84 r8:00000002 r7:60000113 r6:ebbd5d8c r5:856f6c00 [ 1343.193827][ T32] r4:856f6c00 [ 1343.193853][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1343.193901][ T32] r5:856f6c00 r4:8291a680 [ 1343.193923][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.193963][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.194170][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbd5e08 [ 1343.194227][ T32] r4:00000000 [ 1343.194265][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1343.194306][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1343.194356][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.194417][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850b8cc0 [ 1343.194443][ T32] r4:00000000 [ 1343.194463][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.194582][ T32] r9:83018005 r8:856f6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0b3000 [ 1343.194643][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.194694][ T32] r5:00001000 r4:ebbd1000 [ 1343.194736][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.194984][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.195056][ T32] r5:857b9b8c r4:857b9800 [ 1343.195085][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.195186][ T32] r7:dddced80 r6:83018000 r5:857b9b8c r4:8505c080 [ 1343.195227][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.195307][ T32] r10:61c88647 r9:856f6c00 r8:8505c0ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.195339][ T32] r4:8505c080 [ 1343.195361][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.195437][ T32] r10:00000000 r9:8505c080 r8:80287e08 r7:ebbbde60 r6:8505c100 r5:856f6c00 [ 1343.195465][ T32] r4:00000001 [ 1343.195487][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.195577][ T32] Exception stack(0xebbd5fb0 to 0xebbd5ff8) [ 1343.195629][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.195684][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.195738][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.195800][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.195847][ T32] r4:850b8b40 [ 1343.196172][ T32] INFO: task kworker/0:926:5506 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1343.196255][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.196384][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.196498][ T32] Call trace: [ 1343.196624][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.196734][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1343.196805][ T32] r4:00000000 [ 1343.196861][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.196948][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1343.197009][ T32] dd20: 99062000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1343.197103][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1343.197165][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1343.197219][ T32] r5:800f0013 r4:80239bb0 [ 1343.197284][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.197381][ T32] r4:82ac21e4 [ 1343.197444][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.197535][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1343.197608][ T32] r4:dfa0ddc0 [ 1343.197709][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.197825][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1343.197892][ T32] r4:00000000 [ 1343.197945][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.198063][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1343.198120][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.198217][ T32] r5:00001000 r4:e0053000 [ 1343.198289][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.198377][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.219456][ T32] r5:84af7b8c r4:84af7800 [ 1343.219645][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.219751][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1343.219784][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.219874][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.219932][ T32] r4:84864380 [ 1343.219981][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.220083][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1343.220134][ T32] r4:00000001 [ 1343.220185][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.220275][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1343.220345][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.220408][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.220466][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.220540][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 1343.220985][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1343.221925][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1343.222698][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1343.223122][ T32] r5:857ba38c r4:857ba000 [ 1343.223178][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.223280][ T32] r7:dddced80 r6:83018000 r5:857ba38c r4:8505c180 [ 1343.223352][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.223460][ T32] r10:61c88647 r9:856f2400 r8:8505c1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.223512][ T32] r4:8505c180 [ 1343.223564][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.223671][ T32] r10:00000000 r9:8505c180 r8:80287e08 r7:ebbbde60 r6:8505c200 r5:856f2400 [ 1343.223748][ T32] r4:00000001 [ 1343.223810][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.223916][ T32] Exception stack(0xebbe1fb0 to 0xebbe1ff8) [ 1343.223988][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.224059][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.224126][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.224196][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.224254][ T32] r4:850b8c40 [ 1343.224609][ T32] INFO: task kworker/0:927:5508 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1343.224698][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.224860][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.224974][ T32] Call trace: [ 1343.225063][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.225266][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1343.225313][ T32] r4:00000000 [ 1343.225340][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.225383][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1343.225412][ T32] dd20: 99266000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1343.225488][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1343.225519][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1343.225618][ T32] r5:800f0013 r4:80239bb0 [ 1343.225644][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 6 printk messages dropped ** [ 1343.225984][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1343.226206][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.226287][ T32] r5:00001000 r4:e0053000 [ 1343.226312][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.226353][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.226519][ T32] r5:84af7b8c r4:84af7800 [ 1343.226554][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.226603][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1343.226624][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.226760][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.226809][ T32] r4:84864380 [ 1343.226830][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.226923][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1343.226982][ T32] r4:00000001 [ 1343.227008][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.227105][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1343.227137][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.227195][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.227226][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.227313][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.227339][ T32] r4:84867140 [ 1343.227361][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.227390][ T32] INFO: task kworker/0:928:5510 blocked for more than 469 seconds. [ 1343.227453][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.227482][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.227504][ T32] task:kworker/0:928 state:D stack:0 pid:5510 tgid:5510 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.227563][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.227669][ T32] Call trace: [ 1343.227706][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) ** 5 printk messages dropped ** [ 1343.227941][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 11 printk messages dropped ** [ 1343.253163][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1343.253428][ T32] r7:dddced80 r6:83018000 r5:857ba78c r4:8505c280 ** 6 printk messages dropped ** [ 1343.253696][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1343.254384][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1343.255300][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 8 printk messages dropped ** [ 1343.256076][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1343.256537][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1343.257147][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) ** 7 printk messages dropped ** [ 1343.257588][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1343.258121][ T32] r4:857f8000 ** 5 printk messages dropped ** [ 1343.277976][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1343.278330][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1343.283120][ T32] r5:857bab8c r4:857ba800 ** 1 printk messages dropped ** [ 1343.283279][ T32] r7:dddced80 r6:83018000 r5:857bab8c r4:8505c380 ** 6 printk messages dropped ** [ 1343.283847][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1343.284944][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1343.285289][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1343.285350][ T32] r4:00000000 [ 1343.285418][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.285534][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1343.285641][ T32] dd20: 994f0000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1343.285714][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1343.285787][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1343.285866][ T32] r5:800f0013 r4:80239bb0 [ 1343.285924][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.286040][ T32] r4:82ac21e4 [ 1343.286099][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.286200][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1343.286277][ T32] r4:dfa0ddc0 [ 1343.286349][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.286449][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1343.286506][ T32] r4:00000000 [ 1343.286561][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.286668][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1343.286726][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.286859][ T32] r5:00001000 r4:e0053000 [ 1343.286914][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.287011][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.287112][ T32] r5:84af7b8c r4:84af7800 [ 1343.287175][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.287280][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1343.287331][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.287437][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.287516][ T32] r4:84864380 [ 1343.287571][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.287713][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1343.287785][ T32] r4:00000001 [ 1343.287830][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.287921][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1343.288003][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.288080][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.288145][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.288224][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.288278][ T32] r4:84867140 [ 1343.288330][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.288401][ T32] INFO: task kworker/0:930:5514 blocked for more than 469 seconds. [ 1343.308503][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.309447][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.309530][ T32] task:kworker/0:930 state:D stack:0 pid:5514 tgid:5514 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.309682][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.309921][ T32] Call trace: [ 1343.310007][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1343.310129][ T32] r10:8291a684 r9:eba71d84 r8:00000002 r7:60000013 r6:eba71d8c r5:857f8c00 [ 1343.310190][ T32] r4:857f8c00 [ 1343.310274][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1343.310377][ T32] r5:857f8c00 r4:8291a680 [ 1343.310424][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.310506][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.310601][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba71e08 [ 1343.310659][ T32] r4:00000000 [ 1343.310706][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1343.310820][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1343.310911][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.311011][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850a76c0 [ 1343.311089][ T32] r4:00000000 [ 1343.311146][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.311259][ T32] r9:83018005 r8:857f8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 [ 1343.311336][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.311433][ T32] r5:00001000 r4:eb1ed000 [ 1343.311479][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.311581][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.311692][ T32] r5:857bbb8c r4:857bb800 [ 1343.311760][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.311877][ T32] r7:dddced80 r6:83018000 r5:857bbb8c r4:8505c480 [ 1343.311931][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1343.312327][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1343.312704][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1343.313784][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 ** 8 printk messages dropped ** [ 1343.314450][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1343.314903][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 9 printk messages dropped ** [ 1343.315772][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 ** 4 printk messages dropped ** [ 1343.316178][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 9 printk messages dropped ** [ 1343.316917][ T32] INFO: task kworker/0:931:5517 blocked for more than 469 seconds. ** 7 printk messages dropped ** [ 1343.317744][ T32] r4:857f9800 ** 2 printk messages dropped ** [ 1343.318008][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.318100][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.318190][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba59e08 [ 1343.318267][ T32] r4:00000000 [ 1343.318322][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1343.318398][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1343.349537][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.349674][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850a7240 [ 1343.349705][ T32] r4:00000000 [ 1343.349866][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.349940][ T32] r9:83018005 r8:857f9800 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [ 1343.350453][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.350519][ T32] r5:00001000 r4:eb053000 [ 1343.350558][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.350632][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.350690][ T32] r5:857baf8c r4:857bac00 [ 1343.350714][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.350807][ T32] r7:dddced80 r6:83018000 r5:857baf8c r4:8505c580 [ 1343.350835][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.350920][ T32] r10:61c88647 r9:857f9800 r8:8505c5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.351228][ T32] r4:8505c580 [ 1343.351257][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.351386][ T32] r10:00000000 r9:8505c580 r8:80287e08 r7:eba71e60 r6:8505c600 r5:857f9800 [ 1343.351415][ T32] r4:00000001 [ 1343.351616][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.351664][ T32] Exception stack(0xeba59fb0 to 0xeba59ff8) [ 1343.351859][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.351981][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.352080][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.352145][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.352175][ T32] r4:850a70c0 [ 1343.352417][ T32] INFO: task kworker/0:931:5517 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1343.352465][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.352598][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.352694][ T32] Call trace: [ 1343.352866][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.352948][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1343.353039][ T32] r4:00000000 [ 1343.353094][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.353143][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1343.353174][ T32] dd20: 99a8c000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1343.353206][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1343.353234][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1343.353407][ T32] r5:800f0013 r4:80239bb0 ** 3 printk messages dropped ** [ 1343.353864][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 ** 9 printk messages dropped ** [ 1343.354543][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1343.355280][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 6 printk messages dropped ** [ 1343.355689][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1343.356069][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1343.356831][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1343.357516][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1343.357879][ T32] r10:61c88647 r9:857fa400 r8:8505c6ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1343.358172][ T32] Exception stack(0xeba7dfb0 to 0xeba7dff8) ** 6 printk messages dropped ** [ 1343.382231][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1343.383222][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1343.383506][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 9 printk messages dropped ** [ 1343.384182][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 ** 8 printk messages dropped ** [ 1343.384561][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1343.385020][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1343.385332][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.385431][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba89e08 [ 1343.385459][ T32] r4:00000000 [ 1343.385482][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1343.385521][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1343.385573][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.385642][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850a7540 [ 1343.385700][ T32] r4:00000000 [ 1343.385754][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.385809][ T32] r9:83018005 r8:857fb000 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [ 1343.385832][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.385875][ T32] r5:00001000 r4:eb1af000 [ 1343.385912][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.386016][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.386072][ T32] r5:857bb78c r4:857bb400 [ 1343.386093][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.386171][ T32] r7:dddced80 r6:83018000 r5:857bb78c r4:8505c780 [ 1343.386206][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.386254][ T32] r10:61c88647 r9:857fb000 r8:8505c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.386291][ T32] r4:8505c780 [ 1343.386416][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.386468][ T32] r10:00000000 r9:8505c780 r8:80287e08 r7:eba71e60 r6:8505c800 r5:857fb000 [ 1343.386543][ T32] r4:00000001 [ 1343.386641][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.386687][ T32] Exception stack(0xeba89fb0 to 0xeba89ff8) [ 1343.386716][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.386825][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.386894][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.386940][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.387148][ T32] r4:850a7400 [ 1343.387405][ T32] INFO: task kworker/0:933:5521 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1343.387488][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.387596][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.387650][ T32] Call trace: [ 1343.387699][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.387813][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1343.387843][ T32] r4:00000000 [ 1343.387924][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.387978][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1343.388043][ T32] dd20: 99e30000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1343.388200][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1343.388232][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1343.388256][ T32] r5:800f0013 r4:80239bb0 [ 1343.388277][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.388367][ T32] r4:82ac21e4 [ 1343.388428][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.406185][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1343.406370][ T32] r4:dfa0ddc0 [ 1343.406412][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.406497][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1343.406525][ T32] r4:00000000 [ 1343.406546][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.406634][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1343.406663][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.406713][ T32] r5:00001000 r4:e0053000 [ 1343.406772][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.406823][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.406897][ T32] r5:84af7b8c r4:84af7800 [ 1343.406953][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.407011][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1343.407033][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.407082][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.407107][ T32] r4:84864380 [ 1343.407128][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.407178][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1343.407201][ T32] r4:00000001 [ 1343.407223][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.407263][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1343.407297][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.407357][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.407390][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.407421][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.407445][ T32] r4:84867140 [ 1343.407472][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.407507][ T32] INFO: task kworker/0:934:5523 blocked for more than 469 seconds. [ 1343.407575][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.407647][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.407675][ T32] task:kworker/0:934 state:D stack:0 pid:5523 tgid:5523 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.407745][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.407823][ T32] Call trace: [ 1343.407891][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1343.407947][ T32] r10:8291a684 r9:ebaa9d84 r8:00000002 r7:60000113 r6:ebaa9d8c r5:857fc800 [ 1343.407988][ T32] r4:857fc800 [ 1343.408047][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1343.408158][ T32] r5:857fc800 r4:8291a680 [ 1343.408194][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.408260][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.408316][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebaa9e08 [ 1343.408399][ T32] r4:00000000 [ 1343.408565][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1343.419845][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1343.420054][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.420153][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850a7940 [ 1343.420204][ T32] r4:00000000 [ 1343.420251][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.420380][ T32] r9:83018005 r8:857fc800 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [ 1343.420449][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.420585][ T32] r5:00001000 r4:eb23b000 [ 1343.420671][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1343.420957][ T32] r5:857bbf8c r4:857bbc00 ** 2 printk messages dropped ** [ 1343.421181][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1343.421694][ T32] Exception stack(0xebaa9fb0 to 0xebaa9ff8) ** 6 printk messages dropped ** [ 1343.422332][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1343.422912][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1343.423084][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1343.423206][ T32] r5:800f0013 r4:80239bb0 [ 1343.423247][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.423327][ T32] r4:82ac21e4 [ 1343.423440][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.423554][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1343.423586][ T32] r4:dfa0ddc0 [ 1343.423651][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.423699][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1343.423795][ T32] r4:00000000 [ 1343.423864][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.423917][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1343.423941][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.424053][ T32] r5:00001000 r4:e0053000 [ 1343.424113][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.424262][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.424369][ T32] r5:84af7b8c r4:84af7800 [ 1343.424499][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.424557][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1343.424580][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.424687][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.424717][ T32] r4:84864380 [ 1343.424752][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.424833][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1343.424862][ T32] r4:00000001 [ 1343.424882][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.424948][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1343.424996][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.425032][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.425059][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.425110][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.425192][ T32] r4:84867140 [ 1343.425246][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.425296][ T32] INFO: task kworker/0:935:5525 blocked for more than 469 seconds. [ 1343.425334][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.425366][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 4 printk messages dropped ** [ 1343.425624][ T32] r10:8291a684 r9:ebab5d84 r8:00000002 r7:60000013 r6:ebab5d8c r5:857fbc00 ** 6 printk messages dropped ** [ 1343.426021][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1343.426181][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1343.426443][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1343.426689][ T32] r4:8505c980 ** 4 printk messages dropped ** [ 1343.426919][ T32] Exception stack(0xebab5fb0 to 0xebab5ff8) ** 4 printk messages dropped ** [ 1343.427245][ T32] r4:850a77c0 ** 5 printk messages dropped ** [ 1343.428074][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 ** 8 printk messages dropped ** [ 1343.454820][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1343.455096][ T32] r4:dfa0ddc0 ** 5 printk messages dropped ** [ 1343.455577][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1343.456347][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1343.456827][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1343.457529][ T32] task:kworker/0:936 state:D stack:0 pid:5527 tgid:5527 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1343.479853][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1343.480364][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1343.480796][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1343.481458][ T32] r4:8505ca80 ** 4 printk messages dropped ** [ 1343.481820][ T32] Exception stack(0xebac1fb0 to 0xebac1ff8) [ 1343.481894][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.481964][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.482028][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.482125][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.482198][ T32] r4:850a79c0 [ 1343.482615][ T32] INFO: task kworker/0:936:5527 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1343.482704][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.482944][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.483086][ T32] Call trace: [ 1343.483167][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.483283][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1343.483345][ T32] r4:00000000 [ 1343.483398][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.483511][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1343.483614][ T32] dd20: 9a41c000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1343.483689][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1343.483750][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1343.483847][ T32] r5:800f0013 r4:80239bb0 [ 1343.483903][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.483998][ T32] r4:82ac21e4 [ 1343.484066][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.484191][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1343.484260][ T32] r4:dfa0ddc0 [ 1343.484315][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.484415][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1343.484472][ T32] r4:00000000 [ 1343.484522][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.484647][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1343.484702][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.484795][ T32] r5:00001000 r4:e0053000 [ 1343.484848][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.484954][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.485054][ T32] r5:84af7b8c r4:84af7800 [ 1343.485122][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.485235][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1343.485312][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.485422][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.485478][ T32] r4:84864380 [ 1343.485527][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.485640][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1343.485713][ T32] r4:00000001 [ 1343.485821][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.485913][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1343.485977][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.486066][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.486149][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.486218][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.486299][ T32] r4:84867140 [ 1343.486360][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.486490][ T32] INFO: task kworker/0:937:5528 blocked for more than 469 seconds. [ 1343.486586][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.486663][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.486718][ T32] task:kworker/0:937 state:D stack:0 pid:5528 tgid:5528 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.486893][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.486991][ T32] Call trace: [ 1343.487104][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1343.487210][ T32] r10:8291a684 r9:ebacdd84 r8:00000002 r7:60000013 r6:ebacdd8c r5:857fd400 [ 1343.487262][ T32] r4:857fd400 [ 1343.487307][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1343.487408][ T32] r5:857fd400 r4:8291a680 [ 1343.487464][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.487545][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.487637][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebacde08 [ 1343.487688][ T32] r4:00000000 [ 1343.487739][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1343.487824][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1343.487931][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.488061][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85095200 [ 1343.488129][ T32] r4:00000000 [ 1343.488183][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.488295][ T32] r9:83018005 r8:857fd400 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1343.488347][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.488490][ T32] r5:00001000 r4:eb4c1000 [ 1343.503859][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.504093][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.504199][ T32] r5:857c938c r4:857c9000 [ 1343.504281][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.504397][ T32] r7:dddced80 r6:83018000 r5:857c938c r4:8505cb80 [ 1343.504449][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.504582][ T32] r10:61c88647 r9:857fd400 r8:8505cbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.504644][ T32] r4:8505cb80 [ 1343.504695][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.504806][ T32] r10:00000000 r9:8505cb80 r8:80287e08 r7:ebac1e60 r6:8505cc00 r5:857fd400 [ 1343.504865][ T32] r4:00000001 [ 1343.504916][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.505025][ T32] Exception stack(0xebacdfb0 to 0xebacdff8) [ 1343.505106][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.505178][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.505262][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.505358][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.505417][ T32] r4:850a79c0 [ 1343.505807][ T32] INFO: task kworker/0:937:5528 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1343.505896][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.506095][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.506260][ T32] Call trace: [ 1343.506383][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.506504][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 ** 3 printk messages dropped ** [ 1343.506807][ T32] dd20: 9a41c000 eb0cd000 00000001 80239b98 7f13f000 00000001 ** 7 printk messages dropped ** [ 1343.507340][ T32] r4:dfa0ddc0 ** 6 printk messages dropped ** [ 1343.508002][ T32] r5:00001000 r4:e0053000 ** 5 printk messages dropped ** [ 1343.523631][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1343.524470][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1343.525330][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1343.526022][ T32] r5:857fe000 r4:8291a680 ** 5 printk messages dropped ** [ 1343.526514][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1343.527233][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1343.527709][ T32] r4:8505cc80 ** 2 printk messages dropped ** [ 1343.527904][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1343.528361][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1343.556353][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1343.556791][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1343.557238][ T32] r4:dfa0ddc0 ** 5 printk messages dropped ** [ 1343.557750][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1343.563359][ T32] r4:84864380 ** 2 printk messages dropped ** [ 1343.563652][ T32] r4:00000001 [ 1343.563701][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.563789][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1343.563861][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.563930][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.563993][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.564084][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.564144][ T32] r4:84867140 [ 1343.564220][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.564301][ T32] INFO: task kworker/1:258:5534 blocked for more than 470 seconds. [ 1343.564378][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.564442][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.564497][ T32] task:kworker/1:258 state:D stack:0 pid:5534 tgid:5534 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.564668][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.564800][ T32] Call trace: [ 1343.564884][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1343.565001][ T32] r10:8291a684 r9:ebafdd84 r8:00000002 r7:60000113 r6:ebafdd8c r5:856ed400 [ 1343.565057][ T32] r4:856ed400 [ 1343.565106][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1343.565200][ T32] r5:856ed400 r4:8291a680 [ 1343.565271][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.565410][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.565532][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebafde08 [ 1343.565598][ T32] r4:00000000 [ 1343.565647][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1343.565728][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1343.565816][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.565950][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85847100 [ 1343.566009][ T32] r4:00000000 [ 1343.566075][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.566203][ T32] r9:83018205 r8:856ed400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1343.566278][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.566378][ T32] r5:00001000 r4:eb7d3000 [ 1343.566430][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.566519][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.566644][ T32] r5:84a79f8c r4:84a79c00 [ 1343.566704][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.567191][ T32] r7:ddde2d80 r6:83018200 r5:84a79f8c r4:84abfd00 [ 1343.567351][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.567480][ T32] r10:61c88647 r9:856ed400 r8:84abfd2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.567508][ T32] r4:84abfd00 [ 1343.567534][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.567586][ T32] r10:00000000 r9:84abfd00 r8:80287e08 r7:eb805e60 r6:84abfd80 r5:856ed400 [ 1343.567612][ T32] r4:00000001 [ 1343.567646][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.567689][ T32] Exception stack(0xebafdfb0 to 0xebafdff8) [ 1343.567755][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.567813][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.567864][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.567902][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.567943][ T32] r4:8506ec40 [ 1343.568261][ T32] INFO: task kworker/1:258:5534 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1343.568338][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.568500][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.589125][ T32] Call trace: [ 1343.589210][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.589389][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1343.589427][ T32] r4:00000000 [ 1343.589487][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.589545][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1343.589592][ T32] dd20: 9aab1000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1343.589625][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1343.589658][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1343.589739][ T32] r5:800f0013 r4:80239bb0 [ 1343.589766][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.589843][ T32] r4:82ac21e4 [ 1343.589869][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.589915][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1343.589939][ T32] r4:dfa0ddc0 [ 1343.590043][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.590092][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1343.590121][ T32] r4:00000000 [ 1343.590174][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.590259][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1343.590371][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.590423][ T32] r5:00001000 r4:e0053000 [ 1343.590472][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.590517][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.590590][ T32] r5:84af7b8c r4:84af7800 [ 1343.590618][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1343.590965][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 3 printk messages dropped ** [ 1343.591086][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.591115][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.591159][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.591237][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.591294][ T32] r4:84867140 [ 1343.591348][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.591443][ T32] INFO: task kworker/0:939:5535 blocked for more than 470 seconds. [ 1343.591521][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.591576][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.591661][ T32] task:kworker/0:939 state:D stack:0 pid:5535 tgid:5535 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.591784][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.591896][ T32] Call trace: [ 1343.591995][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1343.592094][ T32] r10:8291a684 r9:ebb09d84 r8:00000002 r7:60000113 r6:ebb09d8c r5:856e8c00 [ 1343.592162][ T32] r4:856e8c00 [ 1343.592240][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1343.592352][ T32] r5:856e8c00 r4:8291a680 [ 1343.592416][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.592508][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.592558][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb09e08 [ 1343.592589][ T32] r4:00000000 [ 1343.592622][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1343.592678][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1343.592772][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.592855][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85095380 [ 1343.592884][ T32] r4:00000000 [ 1343.592940][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.593036][ T32] r9:83018005 r8:856e8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 ** 4 printk messages dropped ** [ 1343.593284][ T32] r5:857c978c r4:857c9400 ** 3 printk messages dropped ** [ 1343.593518][ T32] r10:61c88647 r9:856e8c00 r8:8505ce2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1343.593883][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1343.594640][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 ** 2 printk messages dropped ** [ 1343.594837][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1343.594902][ T32] dd20: 9aab1000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1343.594938][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1343.594967][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1343.595014][ T32] r5:800f0013 r4:80239bb0 [ 1343.595067][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.595114][ T32] r4:82ac21e4 [ 1343.595164][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.595211][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1343.595236][ T32] r4:dfa0ddc0 [ 1343.595312][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.595359][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1343.595412][ T32] r4:00000000 [ 1343.595464][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.595570][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1343.595625][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.595680][ T32] r5:00001000 r4:e0053000 [ 1343.595716][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.595762][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.595837][ T32] r5:84af7b8c r4:84af7800 [ 1343.595861][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.595920][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1343.595943][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.596047][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.596075][ T32] r4:84864380 [ 1343.596147][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.596200][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1343.596225][ T32] r4:00000001 [ 1343.596301][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.596369][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1343.596407][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.596439][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.596514][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.596553][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.596604][ T32] r4:84867140 [ 1343.596666][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.596722][ T32] INFO: task kworker/0:940:5537 blocked for more than 470 seconds. [ 1343.596785][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.596815][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.596839][ T32] task:kworker/0:940 state:D stack:0 pid:5537 tgid:5537 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.596956][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.597033][ T32] Call trace: [ 1343.597067][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) ** 5 printk messages dropped ** [ 1343.597380][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1343.597670][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1343.597946][ T32] r5:00001000 r4:eb50d000 ** 2 printk messages dropped ** [ 1343.598091][ T32] r5:857c9b8c r4:857c9800 [ 1343.598113][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1343.598284][ T32] r4:8505ce80 ** 2 printk messages dropped ** [ 1343.598390][ T32] r4:00000001 [ 1343.598414][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.598542][ T32] Exception stack(0xebb31fb0 to 0xebb31ff8) [ 1343.629094][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.629194][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.629286][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.629333][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.629377][ T32] r4:850951c0 [ 1343.629591][ T32] INFO: task kworker/0:940:5537 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1343.629650][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.629741][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.629829][ T32] Call trace: [ 1343.629873][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.629962][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1343.629992][ T32] r4:00000000 [ 1343.630014][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.630115][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1343.630158][ T32] dd20: 9ae37000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1343.630196][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1343.630226][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1343.630265][ T32] r5:800f0013 r4:80239bb0 [ 1343.630292][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.630395][ T32] r4:82ac21e4 [ 1343.630423][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 3 printk messages dropped ** [ 1343.630712][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 9 printk messages dropped ** [ 1343.631653][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 ** 4 printk messages dropped ** [ 1343.632094][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 4 printk messages dropped ** [ 1343.632450][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1343.633126][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1343.633771][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1343.634374][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1343.634861][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1343.635429][ T32] r10:61c88647 r9:856ec800 r8:8505cf2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1343.636130][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1343.636746][ T32] Call trace: ** 5 printk messages dropped ** [ 1343.637183][ T32] dd20: 9ae37000 eb0cd000 00000001 80239b98 7f13f000 00000001 ** 6 printk messages dropped ** [ 1343.637687][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 ** 9 printk messages dropped ** [ 1343.638341][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1343.659493][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1343.659722][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1343.660076][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1343.660562][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1343.661056][ T32] r9:83018005 r8:856ee000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 ** 4 printk messages dropped ** [ 1343.661324][ T32] r5:857cab8c r4:857ca800 ** 4 printk messages dropped ** [ 1343.661538][ T32] r4:8505cf80 ** 4 printk messages dropped ** [ 1343.661731][ T32] Exception stack(0xebbedfb0 to 0xebbedff8) [ 1343.661758][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.661791][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.661853][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.661939][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.662028][ T32] r4:85095300 [ 1343.662328][ T32] INFO: task kworker/0:942:5540 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1343.662411][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.662562][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.662670][ T32] Call trace: [ 1343.662766][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.662880][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1343.662938][ T32] r4:00000000 [ 1343.662984][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.663091][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1343.663160][ T32] dd20: 9affe000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1343.663253][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1343.663319][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1343.663374][ T32] r5:800f0013 r4:80239bb0 [ 1343.663420][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.663495][ T32] r4:82ac21e4 [ 1343.663518][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.663561][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1343.663639][ T32] r4:dfa0ddc0 [ 1343.663726][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.663774][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1343.663798][ T32] r4:00000000 [ 1343.663818][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.663865][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1343.663906][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.663955][ T32] r5:00001000 r4:e0053000 [ 1343.663978][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.664019][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.664062][ T32] r5:84af7b8c r4:84af7800 [ 1343.664142][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.664253][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1343.664337][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.664390][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.664414][ T32] r4:84864380 [ 1343.664435][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.664487][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1343.664512][ T32] r4:00000001 [ 1343.664574][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.664618][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1343.664650][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.664680][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.664707][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.664737][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.664759][ T32] r4:84867140 [ 1343.664779][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.664807][ T32] INFO: task kworker/0:943:5542 blocked for more than 470 seconds. [ 1343.664905][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.664934][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.665000][ T32] task:kworker/0:943 state:D stack:0 pid:5542 tgid:5542 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.665050][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1343.665417][ T32] r10:8291a684 r9:ebc19d84 r8:00000002 r7:60000013 r6:ebc19d8c r5:856ebc00 ** 9 printk messages dropped ** [ 1343.665825][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1343.666402][ T32] r5:857ca38c r4:857ca000 ** 2 printk messages dropped ** [ 1343.666593][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1343.667048][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1343.667629][ T32] Call trace: ** 5 printk messages dropped ** [ 1343.668030][ T32] dd20: 9affe000 eb0cd000 00000001 80239b98 7f13f000 00000001 ** 9 printk messages dropped ** [ 1343.688545][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 9 printk messages dropped ** [ 1343.689497][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 ** 6 printk messages dropped ** [ 1343.689783][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1343.690167][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1343.690606][ T32] r4:856eb000 ** 4 printk messages dropped ** [ 1343.690834][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc21e08 ** 8 printk messages dropped ** [ 1343.691269][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1343.691840][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1343.692381][ T32] Exception stack(0xebc21fb0 to 0xebc21ff8) ** 7 printk messages dropped ** [ 1343.693164][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1343.693770][ T32] dd20: 9b1d3000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1343.693857][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1343.693940][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1343.693999][ T32] r5:800f0013 r4:80239bb0 [ 1343.694047][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.694151][ T32] r4:82ac21e4 [ 1343.694226][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.694320][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1343.694384][ T32] r4:dfa0ddc0 [ 1343.694432][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.694531][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1343.694616][ T32] r4:00000000 [ 1343.694675][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.694802][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1343.694898][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.694995][ T32] r5:00001000 r4:e0053000 [ 1343.695041][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.695138][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.695249][ T32] r5:84af7b8c r4:84af7800 [ 1343.695303][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.695411][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1343.695462][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.695560][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.695609][ T32] r4:84864380 [ 1343.695659][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.695754][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1343.695804][ T32] r4:00000001 [ 1343.695847][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.695923][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1343.695978][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.696036][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.696095][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.696154][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.696225][ T32] r4:84867140 [ 1343.696284][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.696335][ T32] INFO: task kworker/0:945:5546 blocked for more than 470 seconds. [ 1343.696390][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.696461][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.696589][ T32] task:kworker/0:945 state:D stack:0 pid:5546 tgid:5546 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.696792][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.696898][ T32] Call trace: [ 1343.696973][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1343.697072][ T32] r10:8291a684 r9:ebc29d84 r8:00000002 r7:60000013 r6:ebc29d8c r5:856e9800 [ 1343.697120][ T32] r4:856e9800 [ 1343.697173][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1343.697261][ T32] r5:856e9800 r4:8291a680 [ 1343.697305][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.697383][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.697487][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc29e08 [ 1343.697541][ T32] r4:00000000 [ 1343.697586][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1343.697685][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1343.697777][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.697885][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85095ec0 [ 1343.697958][ T32] r4:00000000 [ 1343.698047][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.698187][ T32] r9:83018005 r8:856e9800 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 [ 1343.698246][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.698347][ T32] r5:00001000 r4:eba61000 [ 1343.698396][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.698537][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.725326][ T32] r5:857cbb8c r4:857cb800 [ 1343.725417][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.725549][ T32] r7:dddced80 r6:83018000 r5:857cbb8c r4:8505f080 [ 1343.725642][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.725750][ T32] r10:61c88647 r9:856e9800 r8:8505f0ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.725800][ T32] r4:8505f080 [ 1343.725843][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.725940][ T32] r10:00000000 r9:8505f080 r8:80287e08 r7:ebbede60 r6:85842080 r5:856e9800 [ 1343.725989][ T32] r4:00000001 [ 1343.726030][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.726126][ T32] Exception stack(0xebc29fb0 to 0xebc29ff8) [ 1343.726215][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.726287][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.726345][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.726403][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.726450][ T32] r4:85095940 [ 1343.726787][ T32] INFO: task kworker/0:945:5546 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1343.726863][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.727037][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.727137][ T32] Call trace: [ 1343.727210][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.727311][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 ** 3 printk messages dropped ** [ 1343.727561][ T32] dd20: 9b51b000 eb0cd000 00000001 80239b98 7f13f000 00000001 ** 7 printk messages dropped ** [ 1343.728100][ T32] r4:dfa0ddc0 ** 6 printk messages dropped ** [ 1343.741605][ T32] r5:00001000 r4:e0053000 ** 7 printk messages dropped ** [ 1343.742290][ T32] r4:84864380 ** 2 printk messages dropped ** [ 1343.742494][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1343.742941][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.742966][ T32] r4:84867140 [ 1343.743052][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.743104][ T32] INFO: task kworker/0:946:5549 blocked for more than 470 seconds. [ 1343.743139][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.743166][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.743239][ T32] task:kworker/0:946 state:D stack:0 pid:5549 tgid:5549 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.743306][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.743363][ T32] Call trace: [ 1343.743397][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1343.743537][ T32] r10:8291a684 r9:ebc2dd84 r8:00000002 r7:60000013 r6:ebc2dd8c r5:856ea400 [ 1343.743566][ T32] r4:856ea400 [ 1343.743591][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1343.743643][ T32] r5:856ea400 r4:8291a680 [ 1343.743665][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.743706][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.743813][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc2de08 [ 1343.743841][ T32] r4:00000000 [ 1343.743905][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1343.743945][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1343.744073][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.744120][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85095b80 [ 1343.744186][ T32] r4:00000000 [ 1343.744211][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.744259][ T32] r9:83018005 r8:856ea400 r7:00000000 r6:83018000 r5:00001000 r4:7f06f000 [ 1343.744310][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.744390][ T32] r5:00001000 r4:eb7eb000 [ 1343.744420][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.744522][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.744597][ T32] r5:857caf8c r4:857cac00 [ 1343.744621][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1343.744955][ T32] r10:00000000 r9:8505f100 r8:80287e08 r7:ebc29e60 r6:85842100 r5:856ea400 ** 6 printk messages dropped ** [ 1343.745523][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1343.746386][ T32] dd20: 9b87f000 eb0cd000 00000001 80239b98 7f13f000 00000001 ** 7 printk messages dropped ** [ 1343.746734][ T32] r4:dfa0ddc0 ** 6 printk messages dropped ** [ 1343.747159][ T32] r5:00001000 r4:e0053000 ** 5 printk messages dropped ** [ 1343.747453][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1343.747788][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1343.768974][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1343.769410][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1343.770117][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1343.770604][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1343.770922][ T32] r4:85842180 ** 4 printk messages dropped ** [ 1343.771186][ T32] Exception stack(0xebc35fb0 to 0xebc35ff8) ** 4 printk messages dropped ** [ 1343.771539][ T32] r4:858470c0 ** 5 printk messages dropped ** [ 1343.772176][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 ** 8 printk messages dropped ** [ 1343.772509][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1343.772748][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 11 printk messages dropped ** [ 1343.773447][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1343.774042][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1343.774769][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1343.775346][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.775438][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.775531][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc39e08 [ 1343.775583][ T32] r4:00000000 [ 1343.775621][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1343.775694][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1343.775743][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.775817][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85095c80 [ 1343.775873][ T32] r4:00000000 [ 1343.775898][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.775986][ T32] r9:83018005 r8:844c6000 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [ 1343.776013][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.776077][ T32] r5:00001000 r4:eb7fd000 [ 1343.776115][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.776164][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.776224][ T32] r5:857cb38c r4:857cb000 [ 1343.776261][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.776319][ T32] r7:dddced80 r6:83018000 r5:857cb38c r4:8505f180 [ 1343.776360][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.776426][ T32] r10:61c88647 r9:844c6000 r8:8505f1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.776510][ T32] r4:8505f180 [ 1343.776534][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.776610][ T32] r10:00000000 r9:8505f180 r8:80287e08 r7:ebc29e60 r6:85842280 r5:844c6000 [ 1343.776641][ T32] r4:00000001 [ 1343.776662][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.776728][ T32] Exception stack(0xebc39fb0 to 0xebc39ff8) [ 1343.776766][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.776813][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.776858][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.776891][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.776913][ T32] r4:85095c80 [ 1343.777039][ T32] INFO: task kworker/0:947:5552 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1343.777075][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.777312][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.777394][ T32] Call trace: [ 1343.777471][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.777526][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1343.777573][ T32] r4:00000000 [ 1343.777598][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.777650][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1343.777685][ T32] dd20: 9bb05000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1343.777776][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1343.777817][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1343.777845][ T32] r5:800f0013 r4:80239bb0 [ 1343.777866][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.777986][ T32] r4:82ac21e4 [ 1343.778088][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.778139][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1343.778163][ T32] r4:dfa0ddc0 [ 1343.778212][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.778286][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1343.778344][ T32] r4:00000000 [ 1343.778397][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.778446][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1343.778469][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.800626][ T32] r5:00001000 r4:e0053000 [ 1343.800762][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.800832][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.800879][ T32] r5:84af7b8c r4:84af7800 [ 1343.800901][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1343.801258][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 6 printk messages dropped ** [ 1343.801762][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1343.802314][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1343.803331][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc49e08 ** 7 printk messages dropped ** [ 1343.803993][ T32] r9:83018205 r8:848f8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 6 printk messages dropped ** [ 1343.804579][ T32] r7:ddde2d80 r6:83018200 r5:8582838c r4:85842300 ** 4 printk messages dropped ** [ 1343.804911][ T32] r10:00000000 r9:85842300 r8:80287e08 r7:eb805e60 r6:85842380 r5:848f8c00 ** 7 printk messages dropped ** [ 1343.805363][ T32] r4:85847300 ** 5 printk messages dropped ** [ 1343.805904][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1343.806006][ T32] r4:00000000 [ 1343.806110][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.806158][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1343.806217][ T32] dd20: 9bf0f000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1343.806252][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1343.806279][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1343.806322][ T32] r5:800f0013 r4:80239bb0 [ 1343.806354][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.806504][ T32] r4:82ac21e4 [ 1343.806610][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.806663][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1343.806719][ T32] r4:dfa0ddc0 [ 1343.806769][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.806823][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1343.806847][ T32] r4:00000000 [ 1343.806881][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.806955][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1343.807011][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.807127][ T32] r5:00001000 r4:e0053000 [ 1343.807185][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.807270][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.807361][ T32] r5:84af7b8c r4:84af7800 [ 1343.807406][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.807503][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1343.807574][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.807691][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.807766][ T32] r4:84864380 [ 1343.807847][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.807989][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1343.808049][ T32] r4:00000001 [ 1343.808121][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.808208][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1343.808268][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.808350][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.808431][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.808564][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.833065][ T32] r4:84867140 [ 1343.833145][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.833210][ T32] INFO: task kworker/0:948:5557 blocked for more than 470 seconds. [ 1343.833297][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.833361][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.833423][ T32] task:kworker/0:948 state:D stack:0 pid:5557 tgid:5557 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.833555][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.833691][ T32] Call trace: [ 1343.833792][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1343.833917][ T32] r10:8291a684 r9:ebc51d84 r8:00000002 r7:60000113 r6:ebc51d8c r5:848f8000 [ 1343.833971][ T32] r4:848f8000 [ 1343.834038][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1343.834145][ T32] r5:848f8000 r4:8291a680 [ 1343.834209][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.834302][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.834398][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc51e08 [ 1343.834452][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1343.834572][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1343.835408][ T32] r5:8585438c r4:85854000 ** 2 printk messages dropped ** [ 1343.835636][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1343.836479][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1343.837641][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 ** 6 printk messages dropped ** [ 1343.838115][ T32] r5:800f0013 r4:80239bb0 ** 6 printk messages dropped ** [ 1343.846644][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 7 printk messages dropped ** [ 1343.847223][ T32] r5:84af7b8c r4:84af7800 ** 6 printk messages dropped ** [ 1343.847839][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 7 printk messages dropped ** [ 1343.848242][ T32] r4:84867140 ** 5 printk messages dropped ** [ 1343.848436][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1343.862570][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 11 printk messages dropped ** [ 1343.863407][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1343.864274][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1343.864584][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1343.864702][ T32] r4:85095d40 [ 1343.865034][ T32] INFO: task kworker/0:949:5558 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1343.865115][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.865252][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.865366][ T32] Call trace: [ 1343.865437][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.865538][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1343.865612][ T32] r4:00000000 [ 1343.865674][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.865758][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1343.865818][ T32] dd20: 9c42c000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1343.865896][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1343.865958][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1343.866011][ T32] r5:800f0013 r4:80239bb0 [ 1343.866074][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.866165][ T32] r4:82ac21e4 [ 1343.866211][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.866296][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1343.866345][ T32] r4:dfa0ddc0 [ 1343.866407][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.866516][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1343.866590][ T32] r4:00000000 [ 1343.866665][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.866789][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1343.866838][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.866926][ T32] r5:00001000 r4:e0053000 [ 1343.866971][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.867067][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.867161][ T32] r5:84af7b8c r4:84af7800 [ 1343.867206][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.867316][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1343.867366][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.867460][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.867510][ T32] r4:84864380 [ 1343.867590][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.867705][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1343.867758][ T32] r4:00000001 [ 1343.867817][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.867880][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1343.867909][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.867942][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.867971][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.867999][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.868022][ T32] r4:84867140 [ 1343.868070][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.868117][ T32] INFO: task kworker/0:950:5562 blocked for more than 470 seconds. [ 1343.868152][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.868178][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.868201][ T32] task:kworker/0:950 state:D stack:0 pid:5562 tgid:5562 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.868318][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.868402][ T32] Call trace: [ 1343.876240][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1343.876325][ T32] r10:8291a684 r9:ebc61d84 r8:00000002 r7:60000113 r6:ebc61d8c r5:848fc800 [ 1343.876353][ T32] r4:848fc800 [ 1343.876375][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1343.876419][ T32] r5:848fc800 r4:8291a680 [ 1343.876455][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.876569][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.876652][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc61e08 [ 1343.876682][ T32] r4:00000000 [ 1343.876703][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1343.876742][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1343.876781][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.876851][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850a79c0 [ 1343.876893][ T32] r4:00000000 [ 1343.876945][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.876997][ T32] r9:83018005 r8:848fc800 r7:00000000 r6:83018000 r5:00001000 r4:7f07b000 [ 1343.877047][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.877097][ T32] r5:00001000 r4:ebad5000 [ 1343.877121][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.877163][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.877234][ T32] r5:8585478c r4:85854400 [ 1343.877260][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.877310][ T32] r7:dddced80 r6:83018000 r5:8585478c r4:8505f300 [ 1343.877360][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.877413][ T32] r10:61c88647 r9:848fc800 r8:8505f32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.877437][ T32] r4:8505f300 [ 1343.877457][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.877505][ T32] r10:00000000 r9:8505f300 r8:80287e08 r7:ebc51e60 r6:85842500 r5:848fc800 [ 1343.877529][ T32] r4:00000001 [ 1343.877575][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.877636][ T32] Exception stack(0xebc61fb0 to 0xebc61ff8) [ 1343.877672][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1343.878072][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1343.893971][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1343.894216][ T32] r4:dfa0ddc0 ** 5 printk messages dropped ** [ 1343.894637][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1343.895558][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 7 printk messages dropped ** [ 1343.896075][ T32] r4:84867140 ** 5 printk messages dropped ** [ 1343.896543][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1343.897165][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1343.898008][ T32] r9:83018005 r8:848fd400 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 ** 6 printk messages dropped ** [ 1343.898424][ T32] r7:dddced80 r6:83018000 r5:85854b8c r4:8505f380 ** 7 printk messages dropped ** [ 1343.907876][ T32] Exception stack(0xebc65fb0 to 0xebc65ff8) ** 4 printk messages dropped ** [ 1343.908160][ T32] r4:8584a000 ** 5 printk messages dropped ** [ 1343.919393][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1343.919419][ T32] r4:00000000 [ 1343.919440][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.919495][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1343.919532][ T32] dd20: 9c7dd000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1343.919592][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1343.919627][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1343.919682][ T32] r5:800f0013 r4:80239bb0 [ 1343.919709][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.919755][ T32] r4:82ac21e4 [ 1343.919848][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.919898][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1343.919941][ T32] r4:dfa0ddc0 [ 1343.919966][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.920066][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1343.920109][ T32] r4:00000000 [ 1343.920134][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.920238][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1343.920266][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.920309][ T32] r5:00001000 r4:e0053000 [ 1343.920330][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.920456][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.920504][ T32] r5:84af7b8c r4:84af7800 [ 1343.920544][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.920597][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1343.920709][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.920803][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.920857][ T32] r4:84864380 [ 1343.920882][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.920929][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1343.920955][ T32] r4:00000001 [ 1343.921005][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.921046][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1343.921100][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.921136][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.921234][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.921270][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.921335][ T32] r4:84867140 [ 1343.921512][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.921591][ T32] INFO: task kworker/0:952:5565 blocked for more than 470 seconds. [ 1343.921690][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.921728][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.921782][ T32] task:kworker/0:952 state:D stack:0 pid:5565 tgid:5565 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.922115][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.922238][ T32] Call trace: [ 1343.922331][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1343.922380][ T32] r10:8291a684 r9:ebc6dd84 r8:00000002 r7:60000013 r6:ebc6dd8c r5:848fbc00 [ 1343.922478][ T32] r4:848fbc00 [ 1343.922511][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1343.922560][ T32] r5:848fbc00 r4:8291a680 [ 1343.922580][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.922756][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.922887][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc6de08 [ 1343.923009][ T32] r4:00000000 [ 1343.923105][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1343.923153][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1343.923188][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.923230][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8584a640 [ 1343.923254][ T32] r4:00000000 [ 1343.923274][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.923346][ T32] r9:83018005 r8:848fbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f0b5000 [ 1343.923378][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1343.923527][ T32] r5:8585578c r4:85855400 ** 4 printk messages dropped ** [ 1343.923740][ T32] r4:8505f400 ** 2 printk messages dropped ** [ 1343.923894][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1343.924126][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1343.925223][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 ** 8 printk messages dropped ** [ 1343.925796][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1343.926045][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1343.926754][ T32] r5:84af7b8c r4:84af7800 ** 6 printk messages dropped ** [ 1343.927109][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 6 printk messages dropped ** [ 1343.927508][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1343.928156][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) ** 4 printk messages dropped ** [ 1343.928401][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.928610][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.959032][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc75e08 [ 1343.959087][ T32] r4:00000000 [ 1343.959112][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1343.959175][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1343.959216][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.959259][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8584a2c0 [ 1343.959282][ T32] r4:00000000 [ 1343.959301][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.959350][ T32] r9:83018005 r8:848fec00 r7:00000000 r6:83018000 r5:00001000 r4:7f07f000 [ 1343.959375][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.959419][ T32] r5:00001000 r4:ebb19000 [ 1343.959440][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.959480][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.959541][ T32] r5:85854f8c r4:85854c00 [ 1343.959625][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.959682][ T32] r7:dddced80 r6:83018000 r5:85854f8c r4:8505f480 [ 1343.959706][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.959754][ T32] r10:61c88647 r9:848fec00 r8:8505f4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.959805][ T32] r4:8505f480 [ 1343.959829][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.959883][ T32] r10:00000000 r9:8505f480 r8:80287e08 r7:ebc6de60 r6:85842680 r5:848fec00 [ 1343.959987][ T32] r4:00000001 [ 1343.960054][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.960100][ T32] Exception stack(0xebc75fb0 to 0xebc75ff8) [ 1343.960163][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.960196][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.960257][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.960291][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.960314][ T32] r4:8584a200 [ 1343.960504][ T32] INFO: task kworker/0:953:5567 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1343.960584][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.960809][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.960886][ T32] Call trace: [ 1343.960950][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.961007][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1343.961031][ T32] r4:00000000 [ 1343.961051][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.961097][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1343.961129][ T32] dd20: 9ccc3000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1343.961180][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 ** 1 printk messages dropped ** [ 1343.961323][ T32] r5:800f0013 r4:80239bb0 ** 7 printk messages dropped ** [ 1343.962045][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1343.962391][ T32] r5:00001000 r4:e0053000 ** 4 printk messages dropped ** [ 1343.962999][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 ** 5 printk messages dropped ** [ 1343.963444][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1343.963868][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.963935][ T32] r4:84867140 [ 1343.964002][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.964068][ T32] INFO: task kworker/0:954:5568 blocked for more than 470 seconds. [ 1343.964131][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.964204][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.964270][ T32] task:kworker/0:954 state:D stack:0 pid:5568 tgid:5568 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.964369][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.964471][ T32] Call trace: [ 1343.964569][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1343.964693][ T32] r10:8291a684 r9:ebc85d84 r8:00000002 r7:60000013 r6:ebc85d8c r5:848fe000 [ 1343.964747][ T32] r4:848fe000 [ 1343.964792][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1343.964879][ T32] r5:848fe000 r4:8291a680 [ 1343.964940][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.965026][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.965112][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc85e08 [ 1343.965177][ T32] r4:00000000 [ 1343.965241][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1343.965333][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1343.965409][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.965496][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8584a480 [ 1343.965542][ T32] r4:00000000 [ 1343.965601][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.965703][ T32] r9:83018005 r8:848fe000 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1343.965750][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.965855][ T32] r5:00001000 r4:ebc41000 [ 1343.965905][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.966001][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.966092][ T32] r5:8585538c r4:85855000 [ 1343.966134][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.966224][ T32] r7:dddced80 r6:83018000 r5:8585538c r4:8505f500 [ 1343.966269][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.966360][ T32] r10:61c88647 r9:848fe000 r8:8505f52c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.966406][ T32] r4:8505f500 [ 1343.966447][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.966538][ T32] r10:00000000 r9:8505f500 r8:80287e08 r7:ebc6de60 r6:85842700 r5:848fe000 [ 1343.966585][ T32] r4:00000001 [ 1343.966632][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.966702][ T32] Exception stack(0xebc85fb0 to 0xebc85ff8) [ 1343.966776][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.966838][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.966897][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.966955][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 1343.967443][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1343.967837][ T32] dd20: 9ccc3000 eb0cd000 00000001 80239b98 7f13f000 00000001 ** 6 printk messages dropped ** [ 1343.968174][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 ** 7 printk messages dropped ** [ 1343.991562][ T32] r5:00001000 r4:e0053000 ** 4 printk messages dropped ** [ 1343.991805][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 ** 4 printk messages dropped ** [ 1343.992108][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 6 printk messages dropped ** [ 1343.992502][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1343.993355][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 1343.993698][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1343.993859][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1343.994384][ T32] r5:85855b8c r4:85855800 ** 3 printk messages dropped ** [ 1343.994677][ T32] r10:61c88647 r9:848fb000 r8:8505f5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1343.995208][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1343.995875][ T32] Call trace: ** 5 printk messages dropped ** [ 1343.996122][ T32] dd20: 9cedb000 eb0cd000 00000001 80239b98 7f13f000 00000001 ** 9 printk messages dropped ** [ 1343.996487][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 10 printk messages dropped ** [ 1343.996972][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1343.997180][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1343.997223][ T32] r4:00000001 [ 1343.997247][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.997310][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1343.997344][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.997403][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.997447][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.997479][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.997532][ T32] r4:84867140 [ 1343.997556][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.997609][ T32] INFO: task kworker/1:261:5574 blocked for more than 470 seconds. [ 1343.997648][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.997762][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.997848][ T32] task:kworker/1:261 state:D stack:0 pid:5574 tgid:5574 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.998025][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.998186][ T32] Call trace: [ 1343.998440][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1344.026436][ T32] r10:8291a684 r9:ebc71d84 r8:00000002 r7:60000113 r6:ebc71d8c r5:848f9800 [ 1344.026651][ T32] r4:848f9800 [ 1344.026801][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1344.026949][ T32] r5:848f9800 r4:8291a680 [ 1344.026997][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.027144][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.027240][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc71e08 [ 1344.027291][ T32] r4:00000000 [ 1344.027349][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1344.027435][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1344.027523][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.027655][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858477c0 [ 1344.027716][ T32] r4:00000000 [ 1344.027809][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.027870][ T32] r9:83018205 r8:848f9800 r7:00000000 r6:83018200 r5:00001000 r4:7f0b9000 [ 1344.027896][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.028316][ T32] r5:00001000 r4:ebca5000 [ 1344.028343][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.028545][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.031622][ T32] r5:84a7978c r4:84a79400 [ 1344.031729][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.031804][ T32] r7:ddde2d80 r6:83018200 r5:84a7978c r4:85842800 [ 1344.031830][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.031910][ T32] r10:61c88647 r9:848f9800 r8:8584282c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.031938][ T32] r4:85842800 [ 1344.031966][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.032030][ T32] r10:00000000 r9:85842800 r8:80287e08 r7:ebc49e60 r6:85842880 r5:848f9800 [ 1344.032086][ T32] r4:00000001 [ 1344.032111][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.032187][ T32] Exception stack(0xebc71fb0 to 0xebc71ff8) [ 1344.032231][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.032264][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.032293][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.032345][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.032373][ T32] r4:85847a40 [ 1344.032578][ T32] INFO: task kworker/1:261:5574 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1344.032635][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.032719][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.032804][ T32] Call trace: [ 1344.032839][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.032900][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1344.032943][ T32] r4:00000000 [ 1344.032997][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.033058][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1344.033095][ T32] dd20: 9d182000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1344.033154][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1344.033269][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1344.033297][ T32] r5:800f0013 r4:80239bb0 [ 1344.033346][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.033396][ T32] r4:82ac21e4 [ 1344.033472][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.033577][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1344.033626][ T32] r4:dfa0ddc0 [ 1344.033738][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.033789][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1344.033813][ T32] r4:00000000 [ 1344.033835][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.033881][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1344.033961][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.034176][ T32] r5:00001000 r4:e0053000 [ 1344.034201][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.034394][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.034442][ T32] r5:84af7b8c r4:84af7800 [ 1344.034464][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.034614][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 ** 2 printk messages dropped ** [ 1344.034818][ T32] r4:84864380 ** 2 printk messages dropped ** [ 1344.034927][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1344.035154][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1344.036022][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1344.036616][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.036666][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.036710][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcb1e08 [ 1344.036848][ T32] r4:00000000 [ 1344.036872][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1344.036961][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1344.037002][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.037045][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8584a940 [ 1344.037288][ T32] r4:00000000 [ 1344.037313][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.037360][ T32] r9:83018005 r8:856dec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0bb000 [ 1344.037413][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.037460][ T32] r5:00001000 r4:ebcad000 [ 1344.037483][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1344.037573][ T32] r5:85855f8c r4:85855c00 ** 2 printk messages dropped ** [ 1344.037992][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1344.063114][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1344.064350][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 ** 8 printk messages dropped ** [ 1344.064983][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1344.065196][ T32] r4:dfa0ddc0 ** 5 printk messages dropped ** [ 1344.065611][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1344.066497][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 6 printk messages dropped ** [ 1344.066999][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 11 printk messages dropped ** [ 1344.068072][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) ** 7 printk messages dropped ** [ 1344.077817][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1344.089377][ T32] r5:8585638c r4:85856000 ** 4 printk messages dropped ** [ 1344.089778][ T32] r4:8505f680 ** 2 printk messages dropped ** [ 1344.090039][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1344.090435][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1344.091336][ T32] Call trace: ** 4 printk messages dropped ** [ 1344.091818][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) ** 3 printk messages dropped ** [ 1344.092069][ T32] r5:800f0013 r4:80239bb0 ** 4 printk messages dropped ** [ 1344.092399][ T32] r4:dfa0ddc0 ** 1 printk messages dropped ** [ 1344.092558][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1344.092617][ T32] r4:00000000 [ 1344.092674][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.092779][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1344.092866][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.092963][ T32] r5:00001000 r4:e0053000 [ 1344.093010][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.093092][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.093182][ T32] r5:84af7b8c r4:84af7800 [ 1344.093229][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.093323][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1344.093366][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.093459][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.093510][ T32] r4:84864380 [ 1344.093556][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.093661][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1344.093714][ T32] r4:00000001 [ 1344.093757][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.093833][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1344.093891][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.093949][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.094011][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.094076][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.094205][ T32] r4:84867140 [ 1344.094262][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.094327][ T32] INFO: task kworker/0:958:5581 blocked for more than 470 seconds. [ 1344.094402][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.094486][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.094539][ T32] task:kworker/0:958 state:D stack:0 pid:5581 tgid:5581 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.094665][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.094804][ T32] Call trace: [ 1344.095034][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1344.095160][ T32] r10:8291a684 r9:ebcbdd84 r8:00000002 r7:60000013 r6:ebcbdd8c r5:85858c00 [ 1344.095223][ T32] r4:85858c00 [ 1344.095255][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1344.095320][ T32] r5:85858c00 r4:8291a680 [ 1344.095350][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.095512][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.095617][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcbde08 [ 1344.095693][ T32] r4:00000000 [ 1344.095764][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1344.095816][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1344.095862][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.095948][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8584ac00 [ 1344.095981][ T32] r4:00000000 [ 1344.096070][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.096162][ T32] r9:83018005 r8:85858c00 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 1344.096201][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.096263][ T32] r5:00001000 r4:e052b000 [ 1344.096292][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.096346][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.096434][ T32] r5:8585678c r4:85856400 [ 1344.096477][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.096551][ T32] r7:dddced80 r6:83018000 r5:8585678c r4:8505f700 [ 1344.096577][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.096631][ T32] r10:61c88647 r9:85858c00 r8:8505f72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.096658][ T32] r4:8505f700 [ 1344.096707][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.096787][ T32] r10:00000000 r9:8505f700 r8:80287e08 r7:ebb45e60 r6:85842a00 r5:85858c00 [ 1344.096871][ T32] r4:00000001 [ 1344.096901][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.096939][ T32] Exception stack(0xebcbdfb0 to 0xebcbdff8) [ 1344.096987][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.097022][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.097050][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.097080][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.097130][ T32] r4:8584a9c0 [ 1344.097274][ T32] INFO: task kworker/0:958:5581 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1344.097312][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.097453][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.097513][ T32] Call trace: [ 1344.097549][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.097602][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1344.097632][ T32] r4:00000000 [ 1344.097654][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.097725][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1344.097775][ T32] dd20: 9d3b2000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1344.097841][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1344.097935][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1344.097993][ T32] r5:800f0013 r4:80239bb0 [ 1344.098019][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.098063][ T32] r4:82ac21e4 [ 1344.098105][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.098215][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1344.098252][ T32] r4:dfa0ddc0 [ 1344.098300][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.098348][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1344.098373][ T32] r4:00000000 [ 1344.098393][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.098687][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1344.119499][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.119740][ T32] r5:00001000 r4:e0053000 [ 1344.119839][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.119894][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.120120][ T32] r5:84af7b8c r4:84af7800 [ 1344.120168][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.120294][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1344.120321][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.120373][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.120398][ T32] r4:84864380 [ 1344.120550][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.120607][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1344.120727][ T32] r4:00000001 [ 1344.120826][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.120871][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1344.121001][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.121037][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.121096][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.121150][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.121215][ T32] r4:84867140 [ 1344.121275][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.121374][ T32] INFO: task kworker/0:959:5582 blocked for more than 470 seconds. [ 1344.121439][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.121473][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.121617][ T32] task:kworker/0:959 state:D stack:0 pid:5582 tgid:5582 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.121694][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.121743][ T32] Call trace: [ 1344.121778][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1344.121833][ T32] r10:8291a684 r9:ebcc1d84 r8:00000002 r7:60000113 r6:ebcc1d8c r5:85859800 [ 1344.121858][ T32] r4:85859800 [ 1344.121883][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1344.121929][ T32] r5:85859800 r4:8291a680 [ 1344.121953][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.121995][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1344.122173][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1344.122515][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1344.122867][ T32] r5:85856b8c r4:85856800 ** 1 printk messages dropped ** [ 1344.122946][ T32] r7:dddced80 r6:83018000 r5:85856b8c r4:8505f780 ** 5 printk messages dropped ** [ 1344.123222][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1344.123426][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1344.123975][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 ** 4 printk messages dropped ** [ 1344.124258][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 ** 9 printk messages dropped ** [ 1344.124719][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1344.124923][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1344.125302][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1344.125653][ T32] r4:84867140 ** 5 printk messages dropped ** [ 1344.125935][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1344.126298][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1344.126734][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1344.127114][ T32] r5:85856f8c r4:85856c00 ** 3 printk messages dropped ** [ 1344.127251][ T32] r10:61c88647 r9:8585a400 r8:8505f82c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1344.127793][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1344.128313][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 ** 10 printk messages dropped ** [ 1344.154586][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 ** 10 printk messages dropped ** [ 1344.155150][ T32] r5:84af7b8c r4:84af7800 ** 3 printk messages dropped ** [ 1344.155300][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.155323][ T32] r4:84864380 [ 1344.155344][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.155450][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1344.155478][ T32] r4:00000001 [ 1344.155527][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.155598][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1344.155659][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.155693][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.155722][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.155753][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.155806][ T32] r4:84867140 [ 1344.155835][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.155871][ T32] INFO: task kworker/0:961:5586 blocked for more than 470 seconds. [ 1344.155907][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.155936][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.155975][ T32] task:kworker/0:961 state:D stack:0 pid:5586 tgid:5586 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.156107][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.156165][ T32] Call trace: [ 1344.156233][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1344.156288][ T32] r10:8291a684 r9:ebcc9d84 r8:00000002 r7:60000013 r6:ebcc9d8c r5:8585b000 [ 1344.156314][ T32] r4:8585b000 [ 1344.156335][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1344.156379][ T32] r5:8585b000 r4:8291a680 [ 1344.156401][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.156460][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.156516][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcc9e08 [ 1344.156553][ T32] r4:00000000 [ 1344.156600][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1344.156648][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1344.156685][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.156727][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8584afc0 [ 1344.156753][ T32] r4:00000000 [ 1344.156773][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.156846][ T32] r9:83018005 r8:8585b000 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [ 1344.156915][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.157001][ T32] r5:00001000 r4:eafa9000 [ 1344.157024][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.157065][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.157110][ T32] r5:8585738c r4:85857000 [ 1344.157130][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.157204][ T32] r7:dddced80 r6:83018000 r5:8585738c r4:8505f880 [ 1344.157248][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.157327][ T32] r10:61c88647 r9:8585b000 r8:8505f8ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.157356][ T32] r4:8505f880 [ 1344.157377][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.157431][ T32] r10:00000000 r9:8505f880 r8:80287e08 r7:ebcc5e60 r6:85842b80 r5:8585b000 [ 1344.157484][ T32] r4:00000001 [ 1344.157508][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.157586][ T32] Exception stack(0xebcc9fb0 to 0xebcc9ff8) [ 1344.157620][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.157657][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.157712][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.157746][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.157770][ T32] r4:8584ac80 [ 1344.157988][ T32] INFO: task kworker/0:961:5586 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1344.158027][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.158090][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.158141][ T32] Call trace: [ 1344.158200][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.158257][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1344.158311][ T32] r4:00000000 [ 1344.158336][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.158378][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1344.158408][ T32] dd20: 9d9c1000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1344.158497][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1344.177086][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 3 printk messages dropped ** [ 1344.177334][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 11 printk messages dropped ** [ 1344.177976][ T32] r5:84af7b8c r4:84af7800 ** 6 printk messages dropped ** [ 1344.178385][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 7 printk messages dropped ** [ 1344.181074][ T32] r4:84867140 ** 4 printk messages dropped ** [ 1344.181290][ T32] task:kworker/0:962 state:D stack:0 pid:5588 tgid:5588 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1344.181995][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebccde08 ** 9 printk messages dropped ** [ 1344.182565][ T32] r5:00001000 r4:eb267000 ** 2 printk messages dropped ** [ 1344.182825][ T32] r5:8585778c r4:85857400 [ 1344.182867][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.182940][ T32] r7:dddced80 r6:83018000 r5:8585778c r4:8505f900 [ 1344.183004][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.183096][ T32] r10:61c88647 r9:8585bc00 r8:8505f92c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.183162][ T32] r4:8505f900 [ 1344.183196][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.183268][ T32] r10:00000000 r9:8505f900 r8:80287e08 r7:ebcc9e60 r6:85842c00 r5:8585bc00 [ 1344.183302][ T32] r4:00000001 [ 1344.183359][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.183427][ T32] Exception stack(0xebccdfb0 to 0xebccdff8) [ 1344.183472][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.183520][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.183591][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.183684][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.183721][ T32] r4:8584ae40 [ 1344.183976][ T32] INFO: task kworker/0:962:5588 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1344.184029][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.184148][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.184247][ T32] Call trace: [ 1344.184296][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.184373][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1344.184438][ T32] r4:00000000 [ 1344.184479][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.184532][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1344.184565][ T32] dd20: 9dd40000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1344.184627][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1344.184686][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1344.184717][ T32] r5:800f0013 r4:80239bb0 [ 1344.184745][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.184792][ T32] r4:82ac21e4 [ 1344.184816][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.184894][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1344.184953][ T32] r4:dfa0ddc0 [ 1344.184985][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.185063][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1344.185163][ T32] r4:00000000 [ 1344.185189][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.185242][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1344.185266][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.185312][ T32] r5:00001000 r4:e0053000 [ 1344.185361][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.185409][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.185482][ T32] r5:84af7b8c r4:84af7800 [ 1344.185509][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.185560][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1344.185581][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1344.185838][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1344.186091][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1344.186438][ T32] Call trace: ** 6 printk messages dropped ** [ 1344.186701][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1344.187323][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1344.187536][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1344.187837][ T32] r4:8505f980 [ 1344.187963][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.188012][ T32] r10:00000000 r9:8505f980 r8:80287e08 r7:ebccde60 r6:8505fa00 r5:84579800 [ 1344.188143][ T32] r4:00000001 [ 1344.188226][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.188323][ T32] Exception stack(0xebad9fb0 to 0xebad9ff8) [ 1344.188448][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.205490][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.205545][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.205626][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.205660][ T32] r4:850958c0 [ 1344.205869][ T32] INFO: task kworker/0:963:5590 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1344.205905][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.206077][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.206201][ T32] Call trace: [ 1344.206241][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.206297][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1344.206336][ T32] r4:00000000 [ 1344.206369][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.206471][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1344.206508][ T32] dd20: 9dfdf000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1344.206540][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1344.206573][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1344.206640][ T32] r5:800f0013 r4:80239bb0 [ 1344.206667][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.206712][ T32] r4:82ac21e4 [ 1344.206817][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.206903][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1344.206933][ T32] r4:dfa0ddc0 [ 1344.206954][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.207025][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1344.207081][ T32] r4:00000000 [ 1344.207106][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.207156][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1344.207207][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.207259][ T32] r5:00001000 r4:e0053000 [ 1344.207308][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.207388][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.207497][ T32] r5:84af7b8c r4:84af7800 [ 1344.207559][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.207639][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1344.207674][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.207740][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.207768][ T32] r4:84864380 [ 1344.207789][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.207842][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 5 printk messages dropped ** [ 1344.208198][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1344.221753][ T32] Call trace: ** 4 printk messages dropped ** [ 1344.222034][ T32] r5:8457a400 r4:8291a680 ** 1 printk messages dropped ** [ 1344.222129][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.222231][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcd5e08 [ 1344.222260][ T32] r4:00000000 [ 1344.222336][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1344.222435][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1344.222539][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.222594][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85095d40 [ 1344.222623][ T32] r4:00000000 [ 1344.222645][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.222693][ T32] r9:83018005 r8:8457a400 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 [ 1344.222716][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.222791][ T32] r5:00001000 r4:eb30d000 [ 1344.222818][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.222861][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.222919][ T32] r5:85857b8c r4:85857800 [ 1344.222961][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.223017][ T32] r7:dddced80 r6:83018000 r5:85857b8c r4:8505fa80 ** 1 printk messages dropped ** [ 1344.223095][ T32] r10:61c88647 r9:8457a400 r8:8505faac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1344.223597][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1344.224537][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1344.225298][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 ** 7 printk messages dropped ** [ 1344.225709][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 9 printk messages dropped ** [ 1344.226170][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1344.226729][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1344.227195][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1344.227848][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1344.228252][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 6 printk messages dropped ** [ 1344.248278][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1344.248990][ T32] r4:8505fb80 ** 1 printk messages dropped ** [ 1344.249075][ T32] r10:00000000 r9:8505fb80 r8:80287e08 r7:ebad9e60 r6:8505fc00 r5:8457c800 [ 1344.249129][ T32] r4:00000001 [ 1344.249156][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.249218][ T32] Exception stack(0xebcd1fb0 to 0xebcd1ff8) [ 1344.249283][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.249318][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.249346][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.249388][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.249488][ T32] r4:858482c0 [ 1344.249748][ T32] INFO: task kworker/0:965:5595 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1344.249895][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.250089][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.250299][ T32] Call trace: [ 1344.250413][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.250473][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1344.250498][ T32] r4:00000000 [ 1344.250518][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.250649][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1344.250685][ T32] dd20: 9e47b000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1344.250795][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1344.250834][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1344.250880][ T32] r5:800f0013 r4:80239bb0 [ 1344.250921][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.251001][ T32] r4:82ac21e4 [ 1344.251100][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.251153][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1344.251210][ T32] r4:dfa0ddc0 [ 1344.251291][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.251344][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1344.251397][ T32] r4:00000000 [ 1344.251451][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.251504][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1344.251528][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.251573][ T32] r5:00001000 r4:e0053000 [ 1344.251626][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.251673][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.251736][ T32] r5:84af7b8c r4:84af7800 [ 1344.251761][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.251853][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1344.252053][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.252108][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.252132][ T32] r4:84864380 [ 1344.252152][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.252226][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1344.252321][ T32] r4:00000001 [ 1344.252441][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.252483][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1344.252539][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.252770][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.252802][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.252832][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.252854][ T32] r4:84867140 [ 1344.252876][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 3 printk messages dropped ** [ 1344.253172][ T32] task:kworker/0:966 state:D stack:0 pid:5596 tgid:5596 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1344.254004][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1344.254266][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85848500 ** 8 printk messages dropped ** [ 1344.254712][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1344.254950][ T32] r4:8505fc80 ** 5 printk messages dropped ** [ 1344.255134][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1344.255715][ T32] Call trace: ** 2 printk messages dropped ** [ 1344.255908][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1344.256136][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1344.256362][ T32] r4:dfa0ddc0 ** 4 printk messages dropped ** [ 1344.256516][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 ** 9 printk messages dropped ** [ 1344.257048][ T32] r4:84864380 ** 2 printk messages dropped ** [ 1344.257183][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1344.257443][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1344.257722][ T32] task:kworker/0:967 state:D stack:0 pid:5598 tgid:5598 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1344.258167][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1344.292229][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.292297][ T32] r5:00001000 r4:eb6b1000 [ 1344.292324][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.292395][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.292476][ T32] r5:85890b8c r4:85890800 [ 1344.292502][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.292554][ T32] r7:dddced80 r6:83018000 r5:85890b8c r4:8505fd80 [ 1344.292658][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.292711][ T32] r10:61c88647 r9:8457bc00 r8:8505fdac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.292763][ T32] r4:8505fd80 [ 1344.292788][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.292864][ T32] r10:00000000 r9:8505fd80 r8:80287e08 r7:ebcdde60 r6:8505fe00 r5:8457bc00 [ 1344.292918][ T32] r4:00000001 [ 1344.292966][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.293040][ T32] Exception stack(0xebce1fb0 to 0xebce1ff8) [ 1344.293085][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.293116][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.293144][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.293174][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.293198][ T32] r4:85848180 [ 1344.293395][ T32] INFO: task kworker/0:967:5598 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1344.293432][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.293511][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.293689][ T32] Call trace: [ 1344.293805][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.293883][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1344.293959][ T32] r4:00000000 [ 1344.294017][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.294081][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1344.294121][ T32] dd20: 9ea66000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1344.294190][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1344.294229][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1344.294263][ T32] r5:800f0013 r4:80239bb0 [ 1344.294291][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.294374][ T32] r4:82ac21e4 [ 1344.294461][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.294574][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1344.294608][ T32] r4:dfa0ddc0 [ 1344.294686][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.294766][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1344.294813][ T32] r4:00000000 [ 1344.294843][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.294903][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1344.294932][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.295017][ T32] r5:00001000 r4:e0053000 [ 1344.295048][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.295101][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.295159][ T32] r5:84af7b8c r4:84af7800 [ 1344.295185][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.295302][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1344.295336][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.295423][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.295468][ T32] r4:84864380 [ 1344.295522][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.295577][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1344.295601][ T32] r4:00000001 [ 1344.295634][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.295676][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1344.295704][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.295734][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.295775][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.295836][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.295931][ T32] r4:84867140 [ 1344.295958][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 5 printk messages dropped ** [ 1344.296301][ T32] Call trace: ** 6 printk messages dropped ** [ 1344.296721][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1344.297421][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1344.297876][ T32] r7:dddced80 r6:83018000 r5:85890f8c r4:8505fe80 ** 2 printk messages dropped ** [ 1344.298053][ T32] r4:8505fe80 ** 5 printk messages dropped ** [ 1344.298269][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1344.306290][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.306486][ T32] Call trace: [ 1344.306522][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.306580][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1344.306605][ T32] r4:00000000 [ 1344.306715][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.306804][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1344.306840][ T32] dd20: 9ea66000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1344.306874][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1344.306961][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1344.306991][ T32] r5:800f0013 r4:80239bb0 [ 1344.307014][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.307059][ T32] r4:82ac21e4 [ 1344.307109][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.307157][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1344.307181][ T32] r4:dfa0ddc0 [ 1344.307246][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.307382][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1344.307411][ T32] r4:00000000 [ 1344.307490][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.307553][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1344.307605][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.307658][ T32] r5:00001000 r4:e0053000 [ 1344.307708][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.307781][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.307892][ T32] r5:84af7b8c r4:84af7800 [ 1344.307937][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.308023][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1344.308055][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.308105][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.308128][ T32] r4:84864380 [ 1344.308148][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.308295][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1344.308323][ T32] r4:00000001 [ 1344.308344][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.308403][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1344.308483][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.319609][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.319688][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.319735][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.319797][ T32] r4:84867140 [ 1344.319834][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.319876][ T32] INFO: task kworker/0:969:5602 blocked for more than 470 seconds. [ 1344.319941][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.320191][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.320311][ T32] task:kworker/0:969 state:D stack:0 pid:5602 tgid:5602 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.320395][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.320611][ T32] Call trace: [ 1344.320671][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1344.320735][ T32] r10:8291a684 r9:ebce5d84 r8:00000002 r7:60000013 r6:ebce5d8c r5:8457d400 [ 1344.320784][ T32] r4:8457d400 [ 1344.320813][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1344.320937][ T32] r5:8457d400 r4:8291a680 [ 1344.320966][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.321112][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.321181][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebce5e08 [ 1344.321324][ T32] r4:00000000 [ 1344.321385][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1344.321445][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1344.321512][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.321586][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85848bc0 ** 2 printk messages dropped ** [ 1344.321745][ T32] r9:83018005 r8:8457d400 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 ** 6 printk messages dropped ** [ 1344.322108][ T32] r7:dddced80 r6:83018000 r5:8589138c r4:8505ff80 ** 2 printk messages dropped ** [ 1344.322209][ T32] r4:8505ff80 ** 4 printk messages dropped ** [ 1344.322486][ T32] Exception stack(0xebce5fb0 to 0xebce5ff8) [ 1344.322515][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.322544][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.322573][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.322604][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.322633][ T32] r4:85848700 [ 1344.322837][ T32] INFO: task kworker/0:969:5602 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1344.322886][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.322955][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.323040][ T32] Call trace: [ 1344.323076][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.323127][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1344.323150][ T32] r4:00000000 [ 1344.323197][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.323295][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1344.323384][ T32] dd20: 9ebe5000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1344.323418][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1344.323472][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1344.323500][ T32] r5:800f0013 r4:80239bb0 [ 1344.323522][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.323591][ T32] r4:82ac21e4 [ 1344.323643][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.323775][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1344.323803][ T32] r4:dfa0ddc0 [ 1344.323837][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.323898][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1344.323924][ T32] r4:00000000 [ 1344.323958][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.324020][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1344.324046][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.324089][ T32] r5:00001000 r4:e0053000 [ 1344.324138][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.324182][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.324225][ T32] r5:84af7b8c r4:84af7800 ** 1 printk messages dropped ** [ 1344.324294][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 ** 5 printk messages dropped ** [ 1344.324524][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1344.324702][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1344.324856][ T32] INFO: task kworker/0:970:5605 blocked for more than 470 seconds. [ 1344.324891][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.324916][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.324937][ T32] task:kworker/0:970 state:D stack:0 pid:5605 tgid:5605 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.324993][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.325036][ T32] Call trace: [ 1344.325114][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1344.325164][ T32] r10:8291a684 r9:ebcedd84 r8:00000002 r7:60000013 r6:ebcedd8c r5:84578000 [ 1344.325188][ T32] r4:84578000 [ 1344.325211][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1344.325279][ T32] r5:84578000 r4:8291a680 [ 1344.325303][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.325343][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.325387][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcede08 [ 1344.325410][ T32] r4:00000000 [ 1344.325511][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1344.325554][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1344.325594][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.325639][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85848d00 [ 1344.325678][ T32] r4:00000000 [ 1344.325730][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.325779][ T32] r9:83018005 r8:84578000 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [ 1344.325858][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.325918][ T32] r5:00001000 r4:eb899000 [ 1344.325943][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.325984][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.326069][ T32] r5:8589178c r4:85891400 [ 1344.326094][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.326141][ T32] r7:dddced80 r6:83018000 r5:8589178c r4:85902080 [ 1344.326184][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.326236][ T32] r10:61c88647 r9:84578000 r8:859020ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.326259][ T32] r4:85902080 [ 1344.326280][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.326427][ T32] r10:00000000 r9:85902080 r8:80287e08 r7:ebce5e60 r6:85902100 r5:84578000 [ 1344.326456][ T32] r4:00000001 [ 1344.326476][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.326513][ T32] Exception stack(0xebcedfb0 to 0xebcedff8) [ 1344.326539][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.326592][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.326628][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.326658][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.326682][ T32] r4:85848a40 [ 1344.326815][ T32] INFO: task kworker/0:970:5605 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1344.326850][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.327190][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.327399][ T32] Call trace: [ 1344.327444][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) ** 5 printk messages dropped ** [ 1344.327817][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 ** 15 printk messages dropped ** [ 1344.351160][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 13 printk messages dropped ** [ 1344.352443][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1344.352869][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1344.353416][ T32] r5:84578c00 r4:8291a680 ** 4 printk messages dropped ** [ 1344.353794][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) ** 7 printk messages dropped ** [ 1344.354112][ T32] r5:00001000 r4:eb8f9000 ** 6 printk messages dropped ** [ 1344.354487][ T32] r10:61c88647 r9:84578c00 r8:859021ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1344.354843][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.354879][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.354910][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.354959][ T32] r4:85848b80 [ 1344.355156][ T32] INFO: task kworker/0:971:5607 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1344.355193][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.355315][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.355370][ T32] Call trace: [ 1344.355409][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.355462][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1344.355487][ T32] r4:00000000 [ 1344.355510][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.355578][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1344.355617][ T32] dd20: 9ee1d000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1344.355654][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1344.355693][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1344.355725][ T32] r5:800f0013 r4:80239bb0 [ 1344.355747][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.355790][ T32] r4:82ac21e4 [ 1344.355810][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.355878][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1344.355906][ T32] r4:dfa0ddc0 [ 1344.355981][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.356034][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1344.356057][ T32] r4:00000000 [ 1344.356078][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.356123][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1344.356146][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.356241][ T32] r5:00001000 r4:e0053000 [ 1344.356266][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.356307][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.356351][ T32] r5:84af7b8c r4:84af7800 [ 1344.356371][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.356417][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1344.356484][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.356563][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.356607][ T32] r4:84864380 [ 1344.356634][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.356683][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1344.356708][ T32] r4:00000001 [ 1344.356753][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.356845][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1344.356877][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.356937][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.356995][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.357027][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.357050][ T32] r4:84867140 [ 1344.357070][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.357099][ T32] INFO: task kworker/1:262:5608 blocked for more than 470 seconds. [ 1344.357130][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.357184][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.357222][ T32] task:kworker/1:262 state:D stack:0 pid:5608 tgid:5608 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.357275][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.357317][ T32] Call trace: [ 1344.357373][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1344.357430][ T32] r10:8291a684 r9:ebcf5d84 r8:00000002 r7:60000113 r6:ebcf5d8c r5:84b60000 [ 1344.357481][ T32] r4:84b60000 [ 1344.357505][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1344.357550][ T32] r5:84b60000 r4:8291a680 [ 1344.357570][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.357610][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.357728][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcf5e08 [ 1344.357757][ T32] r4:00000000 [ 1344.357803][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1344.357845][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1344.357881][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.357950][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85851f40 ** 6 printk messages dropped ** [ 1344.379093][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1344.379393][ T32] r10:61c88647 r9:84b60000 r8:85842cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1344.379660][ T32] Exception stack(0xebcf5fb0 to 0xebcf5ff8) ** 5 printk messages dropped ** [ 1344.380004][ T32] INFO: task kworker/1:262:5608 is blocked on a mutex likely owned by task kworker/1:7:3126. ** 10 printk messages dropped ** [ 1344.380621][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 6 printk messages dropped ** [ 1344.380925][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1344.381471][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1344.381959][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1344.382232][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1344.382804][ T32] Call trace: ** 4 printk messages dropped ** [ 1344.383063][ T32] r5:84b60c00 r4:8291a680 ** 3 printk messages dropped ** [ 1344.383198][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1344.383351][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1344.383632][ T32] r5:85891b8c r4:85891800 ** 1 printk messages dropped ** [ 1344.383710][ T32] r7:dddced80 r6:83018000 r5:85891b8c r4:85902300 ** 5 printk messages dropped ** [ 1344.384031][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1344.384133][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.384163][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.384191][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.384220][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.384244][ T32] r4:85848c80 [ 1344.384385][ T32] INFO: task kworker/0:972:5610 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1344.384449][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.384631][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.384904][ T32] Call trace: [ 1344.384941][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.384994][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1344.385028][ T32] r4:00000000 [ 1344.385073][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.385153][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1344.385201][ T32] dd20: 9f1ac000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1344.385237][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1344.385306][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1344.385335][ T32] r5:800f0013 r4:80239bb0 [ 1344.385383][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.385509][ T32] r4:82ac21e4 [ 1344.385535][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.385580][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1344.385606][ T32] r4:dfa0ddc0 [ 1344.385632][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.385693][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1344.385721][ T32] r4:00000000 [ 1344.385742][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.385787][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1344.385857][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.385908][ T32] r5:00001000 r4:e0053000 [ 1344.385957][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.386022][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.386098][ T32] r5:84af7b8c r4:84af7800 [ 1344.386120][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.386171][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1344.386254][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.386324][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.386349][ T32] r4:84864380 [ 1344.386426][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.386480][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1344.386527][ T32] r4:00000001 [ 1344.386610][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.386655][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1344.386683][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.386759][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.386830][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.386953][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.386991][ T32] r4:84867140 [ 1344.387012][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.387038][ T32] INFO: task kworker/0:973:5611 blocked for more than 470 seconds. [ 1344.387070][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.387095][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.387118][ T32] task:kworker/0:973 state:D stack:0 pid:5611 tgid:5611 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.387165][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.387311][ T32] Call trace: [ 1344.387413][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1344.387473][ T32] r10:8291a684 r9:ec505d84 r8:00000002 r7:60000113 r6:ec505d8c r5:84b61800 [ 1344.387498][ T32] r4:84b61800 [ 1344.387539][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1344.387616][ T32] r5:84b61800 r4:8291a680 [ 1344.387644][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.387685][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.387727][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec505e08 ** 6 printk messages dropped ** [ 1344.388152][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 6 printk messages dropped ** [ 1344.388438][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1344.416114][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1344.416462][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1344.417339][ T32] dd20: 9f46d000 eb0cd000 00000001 80239b98 7f13f000 00000001 ** 7 printk messages dropped ** [ 1344.418075][ T32] r4:dfa0ddc0 ** 5 printk messages dropped ** [ 1344.418401][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1344.433174][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 9 printk messages dropped ** [ 1344.433562][ T32] INFO: task kworker/0:974:5615 blocked for more than 470 seconds. ** 7 printk messages dropped ** [ 1344.434032][ T32] r4:8585d400 ** 4 printk messages dropped ** [ 1344.434431][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec525e08 ** 2 printk messages dropped ** [ 1344.434598][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1344.434647][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.434714][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85901280 [ 1344.434768][ T32] r4:00000000 [ 1344.434793][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.434846][ T32] r9:83018005 r8:8585d400 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 [ 1344.434870][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.434913][ T32] r5:00001000 r4:eb90f000 [ 1344.435132][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.435179][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.435223][ T32] r5:8589278c r4:85892400 [ 1344.435243][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.435290][ T32] r7:dddced80 r6:83018000 r5:8589278c r4:85902500 [ 1344.435354][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.435420][ T32] r10:61c88647 r9:8585d400 r8:8590252c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.435447][ T32] r4:85902500 [ 1344.435570][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.435626][ T32] r10:00000000 r9:85902500 r8:80287e08 r7:ebce9e60 r6:85842d00 r5:8585d400 [ 1344.435652][ T32] r4:00000001 [ 1344.435672][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.435711][ T32] Exception stack(0xec525fb0 to 0xec525ff8) [ 1344.435739][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.435857][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.435891][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.435927][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.435952][ T32] r4:859011c0 [ 1344.436170][ T32] INFO: task kworker/0:974:5615 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1344.436209][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.436361][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.436563][ T32] Call trace: [ 1344.436856][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.436914][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1344.436966][ T32] r4:00000000 [ 1344.437020][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.437084][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1344.437127][ T32] dd20: 9f860000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1344.437161][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1344.437187][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1344.437224][ T32] r5:800f0013 r4:80239bb0 [ 1344.437248][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.437414][ T32] r4:82ac21e4 [ 1344.437446][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.437716][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1344.437861][ T32] r4:dfa0ddc0 [ 1344.437885][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.437986][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1344.438013][ T32] r4:00000000 [ 1344.438064][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.438116][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1344.438140][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.438228][ T32] r5:00001000 r4:e0053000 [ 1344.438439][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.449014][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.449145][ T32] r5:84af7b8c r4:84af7800 [ 1344.449170][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.449221][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1344.449243][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.449291][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.449315][ T32] r4:84864380 [ 1344.449356][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.449412][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1344.449478][ T32] r4:00000001 [ 1344.449504][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.449545][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1344.449577][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.449635][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.449788][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.449866][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.449893][ T32] r4:84867140 [ 1344.449919][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.449992][ T32] INFO: task kworker/0:975:5616 blocked for more than 470 seconds. [ 1344.450089][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.450127][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.450204][ T32] task:kworker/0:975 state:D stack:0 pid:5616 tgid:5616 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.450442][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.450495][ T32] Call trace: [ 1344.450529][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1344.450581][ T32] r10:8291a684 r9:ec529d84 r8:00000002 r7:60000013 r6:ec529d8c r5:8585c800 [ 1344.450605][ T32] r4:8585c800 [ 1344.450638][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1344.450684][ T32] r5:8585c800 r4:8291a680 [ 1344.450705][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.450768][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.450843][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec529e08 [ 1344.450898][ T32] r4:00000000 [ 1344.451022][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1344.451088][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1344.451356][ T32] r9:83018005 r8:8585c800 r7:00000000 r6:83018000 r5:00001000 r4:7f08f000 ** 7 printk messages dropped ** [ 1344.451921][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1344.452253][ T32] Exception stack(0xec529fb0 to 0xec529ff8) ** 3 printk messages dropped ** [ 1344.452465][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 1344.452880][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1344.453072][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 ** 5 printk messages dropped ** [ 1344.453385][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1344.453881][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 9 printk messages dropped ** [ 1344.454545][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 ** 5 printk messages dropped ** [ 1344.454940][ T32] r4:00000001 [ 1344.454960][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.454996][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1344.455078][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.455232][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.455267][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.455304][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.455329][ T32] r4:84867140 [ 1344.455578][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.455609][ T32] INFO: task kworker/0:976:5617 blocked for more than 470 seconds. [ 1344.455695][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.455742][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.455798][ T32] task:kworker/0:976 state:D stack:0 pid:5617 tgid:5617 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.455851][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.456030][ T32] Call trace: [ 1344.456180][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1344.456261][ T32] r10:8291a684 r9:ec52dd84 r8:00000002 r7:60000113 r6:ec52dd8c r5:8585ec00 [ 1344.456294][ T32] r4:8585ec00 [ 1344.456318][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1344.456364][ T32] r5:8585ec00 r4:8291a680 [ 1344.456384][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.456468][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.456517][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec52de08 [ 1344.456541][ T32] r4:00000000 [ 1344.456672][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1344.456713][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1344.456777][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.456826][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85901400 [ 1344.456880][ T32] r4:00000000 [ 1344.456906][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.456953][ T32] r9:83018005 r8:8585ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f08d000 [ 1344.456975][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.457045][ T32] r5:00001000 r4:eb927000 [ 1344.457071][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.457165][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.457213][ T32] r5:85892b8c r4:85892800 [ 1344.457235][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.457309][ T32] r7:dddced80 r6:83018000 r5:85892b8c r4:85902600 [ 1344.457335][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.457387][ T32] r10:61c88647 r9:8585ec00 r8:8590262c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.457411][ T32] r4:85902600 [ 1344.457431][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.457477][ T32] r10:00000000 r9:85902600 r8:80287e08 r7:ec529e60 r6:85842e00 r5:8585ec00 [ 1344.457499][ T32] r4:00000001 [ 1344.457519][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.457613][ T32] Exception stack(0xec52dfb0 to 0xec52dff8) [ 1344.457680][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.457797][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.457829][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.457862][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.457885][ T32] r4:85901340 [ 1344.457989][ T32] INFO: task kworker/0:976:5617 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1344.458049][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.458140][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.458234][ T32] Call trace: [ 1344.458293][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.458350][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1344.458393][ T32] r4:00000000 [ 1344.458417][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.484736][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) ** 1 printk messages dropped ** [ 1344.484917][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 ** 10 printk messages dropped ** [ 1344.485600][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1344.486119][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1344.486520][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1344.487030][ T32] Call trace: ** 2 printk messages dropped ** [ 1344.487179][ T32] r4:8585e000 ** 3 printk messages dropped ** [ 1344.487326][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1344.487544][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1344.487756][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1344.488015][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1344.488210][ T32] r4:85902680 ** 2 printk messages dropped ** [ 1344.488356][ T32] r4:00000001 ** 7 printk messages dropped ** [ 1344.501389][ T32] INFO: task kworker/0:977:5620 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1344.501435][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.501627][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.501757][ T32] Call trace: [ 1344.501834][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.501909][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1344.501939][ T32] r4:00000000 [ 1344.501969][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.502071][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1344.502144][ T32] dd20: 9ffd6000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1344.502219][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1344.502253][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1344.502305][ T32] r5:800f0013 r4:80239bb0 [ 1344.502334][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.502381][ T32] r4:82ac21e4 [ 1344.502418][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.502503][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1344.502541][ T32] r4:dfa0ddc0 [ 1344.502565][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.502675][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1344.502710][ T32] r4:00000000 [ 1344.502733][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.502842][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1344.502926][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.502984][ T32] r5:00001000 r4:e0053000 [ 1344.503006][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.503077][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.503138][ T32] r5:84af7b8c r4:84af7800 [ 1344.503190][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.503242][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1344.503265][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.503312][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.503335][ T32] r4:84864380 [ 1344.503355][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.503404][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1344.503428][ T32] r4:00000001 [ 1344.503449][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.503484][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1344.503518][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.503548][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.503592][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.503691][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.503734][ T32] r4:84867140 [ 1344.503785][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.503843][ T32] INFO: task kworker/0:978:5621 blocked for more than 471 seconds. [ 1344.503912][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.503952][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.503976][ T32] task:kworker/0:978 state:D stack:0 pid:5621 tgid:5621 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.504086][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.504134][ T32] Call trace: [ 1344.504223][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1344.504275][ T32] r10:8291a684 r9:ec535d84 r8:00000002 r7:60000113 r6:ec535d8c r5:8457b000 [ 1344.504299][ T32] r4:8457b000 [ 1344.504320][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1344.504365][ T32] r5:8457b000 r4:8291a680 [ 1344.504425][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.504499][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.504546][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec535e08 [ 1344.504599][ T32] r4:00000000 [ 1344.504655][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1344.504695][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1344.504731][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.504811][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859018c0 [ 1344.504839][ T32] r4:00000000 [ 1344.504860][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.504941][ T32] r9:83018005 r8:8457b000 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1344.504995][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.505069][ T32] r5:00001000 r4:eb97b000 [ 1344.505101][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.505163][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.505210][ T32] r5:8589378c r4:85893400 [ 1344.505230][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.505303][ T32] r7:dddced80 r6:83018000 r5:8589378c r4:85902700 [ 1344.505329][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.505396][ T32] r10:61c88647 r9:8457b000 r8:8590272c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.505424][ T32] r4:85902700 [ 1344.505444][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.505508][ T32] r10:00000000 r9:85902700 r8:80287e08 r7:ec531e60 r6:85842f00 r5:8457b000 [ 1344.505561][ T32] r4:00000001 [ 1344.505584][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.505621][ T32] Exception stack(0xec535fb0 to 0xec535ff8) [ 1344.505684][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.505722][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.505756][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.505804][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.505859][ T32] r4:85901580 [ 1344.505990][ T32] INFO: task kworker/0:978:5621 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1344.506065][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.506158][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.506237][ T32] Call trace: [ 1344.506275][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.506327][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1344.506378][ T32] r4:00000000 [ 1344.506409][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.506453][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1344.506483][ T32] dd20: 9ffd6000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1344.506527][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1344.506603][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1344.506661][ T32] r5:800f0013 r4:80239bb0 [ 1344.506699][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.506782][ T32] r4:82ac21e4 [ 1344.506835][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.506976][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 ** 4 printk messages dropped ** [ 1344.507187][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1344.507715][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1344.508123][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1344.508629][ T32] Call trace: ** 6 printk messages dropped ** [ 1344.533802][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1344.534042][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1344.534211][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1344.534406][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.534471][ T32] r5:85893f8c r4:85893c00 [ 1344.534523][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.534584][ T32] r7:dddced80 r6:83018000 r5:85893f8c r4:85902780 [ 1344.534608][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.534763][ T32] r10:61c88647 r9:85860000 r8:859027ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.534814][ T32] r4:85902780 [ 1344.534840][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.534920][ T32] r10:00000000 r9:85902780 r8:80287e08 r7:ec535e60 r6:85842f80 r5:85860000 [ 1344.534949][ T32] r4:00000001 [ 1344.534998][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.535042][ T32] Exception stack(0xec539fb0 to 0xec539ff8) [ 1344.535076][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.535135][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.535224][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.535287][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.535322][ T32] r4:859013c0 [ 1344.535527][ T32] INFO: task kworker/0:979:5623 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1344.535565][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.535647][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.535792][ T32] Call trace: [ 1344.535846][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.535902][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1344.535928][ T32] r4:00000000 [ 1344.535949][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.536030][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1344.536093][ T32] dd20: a022a000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1344.536185][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1344.536241][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1344.536271][ T32] r5:800f0013 r4:80239bb0 [ 1344.536300][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.536345][ T32] r4:82ac21e4 [ 1344.536366][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.536409][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1344.536471][ T32] r4:dfa0ddc0 [ 1344.536584][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.536698][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1344.536733][ T32] r4:00000000 [ 1344.536788][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.536854][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1344.536884][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.536944][ T32] r5:00001000 r4:e0053000 [ 1344.536986][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.537044][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.537104][ T32] r5:84af7b8c r4:84af7800 [ 1344.537152][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.537224][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1344.537253][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.537318][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.537368][ T32] r4:84864380 [ 1344.537398][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.537476][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1344.537509][ T32] r4:00000001 [ 1344.537536][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.537591][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1344.537652][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.537693][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.537731][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.537771][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 1344.538006][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1344.538195][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1344.538543][ T32] r4:85860c00 ** 3 printk messages dropped ** [ 1344.545923][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1344.546076][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 3 printk messages dropped ** [ 1344.546265][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1344.546450][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1344.546639][ T32] r7:dddced80 r6:83018000 r5:85893b8c r4:85902800 ** 2 printk messages dropped ** [ 1344.546845][ T32] r4:85902800 ** 1 printk messages dropped ** [ 1344.546924][ T32] r10:00000000 r9:85902800 r8:80287e08 r7:ec539e60 r6:8590a000 r5:85860c00 ** 6 printk messages dropped ** [ 1344.547302][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1344.547921][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) ** 1 printk messages dropped ** [ 1344.547988][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1344.548015][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1344.548041][ T32] r5:800f0013 r4:80239bb0 [ 1344.548063][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.548103][ T32] r4:82ac21e4 [ 1344.548124][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.548193][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1344.548221][ T32] r4:dfa0ddc0 [ 1344.548241][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.548283][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1344.548358][ T32] r4:00000000 [ 1344.548384][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.548482][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1344.564573][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.564685][ T32] r5:00001000 r4:e0053000 [ 1344.564709][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.564780][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.564843][ T32] r5:84af7b8c r4:84af7800 [ 1344.564894][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.564950][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1344.564973][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.565023][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.565045][ T32] r4:84864380 [ 1344.565079][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.565131][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1344.565167][ T32] r4:00000001 [ 1344.565195][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.565236][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1344.565269][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.565299][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.565356][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.565392][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.565441][ T32] r4:84867140 [ 1344.565470][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.565501][ T32] INFO: task kworker/1:263:5627 blocked for more than 471 seconds. [ 1344.565535][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.565564][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.565615][ T32] task:kworker/1:263 state:D stack:0 pid:5627 tgid:5627 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.565726][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.565777][ T32] Call trace: [ 1344.565839][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1344.565902][ T32] r10:8291a684 r9:ec53dd84 r8:00000002 r7:60000113 r6:ec53dd8c r5:85861800 [ 1344.565927][ T32] r4:85861800 [ 1344.565954][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1344.566000][ T32] r5:85861800 r4:8291a680 [ 1344.566021][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.566062][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.566156][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec53de08 [ 1344.566186][ T32] r4:00000000 [ 1344.566235][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1344.566274][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1344.566313][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.566356][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85911f40 [ 1344.566407][ T32] r4:00000000 [ 1344.566439][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.566490][ T32] r9:83018205 r8:85861800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1344.566513][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.566554][ T32] r5:00001000 r4:eb4d9000 [ 1344.566574][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.566655][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.566703][ T32] r5:858a7b8c r4:858a7800 [ 1344.566724][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.566811][ T32] r7:ddde2d80 r6:83018200 r5:858a7b8c r4:8590a080 [ 1344.566849][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.566907][ T32] r10:61c88647 r9:85861800 r8:8590a0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.567082][ T32] r4:8590a080 [ 1344.567165][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.567290][ T32] r10:00000000 r9:8590a080 r8:80287e08 r7:ebc49e60 r6:8590a100 r5:85861800 [ 1344.567339][ T32] r4:00000001 [ 1344.567376][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.567444][ T32] Exception stack(0xec53dfb0 to 0xec53dff8) [ 1344.567499][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.567547][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.567607][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.567675][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.567719][ T32] r4:85851ec0 [ 1344.567961][ T32] INFO: task kworker/1:263:5627 is blocked on a mutex likely owned by task kworker/1:7:3126. ** 1 printk messages dropped ** [ 1344.568172][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1344.568478][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1344.579334][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 ** 3 printk messages dropped ** [ 1344.579501][ T32] r4:82ac21e4 ** 3 printk messages dropped ** [ 1344.579616][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1344.579848][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.579898][ T32] r5:00001000 r4:e0053000 [ 1344.579920][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.579987][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.580036][ T32] r5:84af7b8c r4:84af7800 [ 1344.580058][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.580216][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1344.580270][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.580377][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.580404][ T32] r4:84864380 [ 1344.580453][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.580580][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1344.580630][ T32] r4:00000001 [ 1344.580688][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.580732][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1344.580761][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.580792][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.580819][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.580875][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.580903][ T32] r4:84867140 [ 1344.580928][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.580964][ T32] INFO: task kworker/0:981:5629 blocked for more than 471 seconds. [ 1344.581018][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.581081][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.581156][ T32] task:kworker/0:981 state:D stack:0 pid:5629 tgid:5629 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.581284][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.581392][ T32] Call trace: [ 1344.581541][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1344.581599][ T32] r10:8291a684 r9:ec541d84 r8:00000002 r7:60000113 r6:ec541d8c r5:85862400 [ 1344.581656][ T32] r4:85862400 [ 1344.581701][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1344.581751][ T32] r5:85862400 r4:8291a680 [ 1344.581787][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.581836][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.581930][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec541e08 [ 1344.581968][ T32] r4:00000000 [ 1344.581993][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1344.582099][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1344.582144][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.582204][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85901d80 [ 1344.582260][ T32] r4:00000000 [ 1344.582293][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.582344][ T32] r9:83018005 r8:85862400 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1344.582380][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.582455][ T32] r5:00001000 r4:ebb47000 [ 1344.582481][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.582524][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.582569][ T32] r5:8589c78c r4:8589c400 [ 1344.582589][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.582772][ T32] r7:dddced80 r6:83018000 r5:8589c78c r4:85902880 [ 1344.582813][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.582866][ T32] r10:61c88647 r9:85862400 r8:859028ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.582908][ T32] r4:85902880 [ 1344.582946][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.583011][ T32] r10:00000000 r9:85902880 r8:80287e08 r7:ec539e60 r6:8590a180 r5:85862400 [ 1344.583038][ T32] r4:00000001 [ 1344.583061][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.583099][ T32] Exception stack(0xec541fb0 to 0xec541ff8) [ 1344.583126][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.583156][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.583182][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.583214][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.583240][ T32] r4:85901900 [ 1344.583422][ T32] INFO: task kworker/0:981:5629 is blocked on a mutex likely owned by task kworker/1:7:3126. ** 1 printk messages dropped ** [ 1344.583540][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1344.583678][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 ** 4 printk messages dropped ** [ 1344.583993][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 ** 5 printk messages dropped ** [ 1344.584346][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 ** 4 printk messages dropped ** [ 1344.584504][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1344.584696][ T32] r5:00001000 r4:e0053000 ** 5 printk messages dropped ** [ 1344.584991][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1344.585236][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1344.585304][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) ** 2 printk messages dropped ** [ 1344.585449][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1344.585628][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1344.585765][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1344.586004][ T32] r10:8291a684 r9:ec545d84 r8:00000002 r7:60000113 r6:ec545d8c r5:85863000 [ 1344.586033][ T32] r4:85863000 [ 1344.586055][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1344.586099][ T32] r5:85863000 r4:8291a680 [ 1344.586146][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.586206][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.586254][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec545e08 [ 1344.586304][ T32] r4:00000000 [ 1344.586328][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1344.586365][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1344.586401][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.586499][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85901c40 [ 1344.586552][ T32] r4:00000000 [ 1344.586577][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.586629][ T32] r9:83018005 r8:85863000 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1344.586683][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.586731][ T32] r5:00001000 r4:eb9b9000 [ 1344.586814][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.586896][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.586953][ T32] r5:8589c38c r4:8589c000 [ 1344.586997][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.587078][ T32] r7:dddced80 r6:83018000 r5:8589c38c r4:85902900 [ 1344.587159][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.587216][ T32] r10:61c88647 r9:85863000 r8:8590292c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.587247][ T32] r4:85902900 [ 1344.587295][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.587374][ T32] r10:00000000 r9:85902900 r8:80287e08 r7:ec541e60 r6:8590a200 r5:85863000 [ 1344.587405][ T32] r4:00000001 [ 1344.587425][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.587523][ T32] Exception stack(0xec545fb0 to 0xec545ff8) [ 1344.587584][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.587654][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.587694][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.587810][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.587852][ T32] r4:85901b00 [ 1344.587986][ T32] INFO: task kworker/0:982:5631 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1344.588085][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.588203][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.588252][ T32] Call trace: [ 1344.588285][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.588344][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1344.588370][ T32] r4:00000000 [ 1344.588390][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.588500][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1344.609093][ T32] dd20: a091e000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1344.609151][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1344.609209][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1344.609243][ T32] r5:800f0013 r4:80239bb0 [ 1344.609269][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.609401][ T32] r4:82ac21e4 [ 1344.609429][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.609475][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1344.609500][ T32] r4:dfa0ddc0 [ 1344.609520][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.609564][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1344.609587][ T32] r4:00000000 [ 1344.609607][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.609664][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1344.609690][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.609736][ T32] r5:00001000 r4:e0053000 [ 1344.609799][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.609873][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.609923][ T32] r5:84af7b8c r4:84af7800 [ 1344.609950][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.610001][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1344.610024][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.610071][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.610106][ T32] r4:84864380 [ 1344.610164][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.610257][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1344.610313][ T32] r4:00000001 [ 1344.610345][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.610390][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1344.610419][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.610449][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.610476][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.610522][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.610578][ T32] r4:84867140 [ 1344.610607][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.610660][ T32] INFO: task kworker/0:983:5635 blocked for more than 471 seconds. [ 1344.610709][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.610780][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1344.611239][ T32] r5:85863c00 r4:8291a680 ** 4 printk messages dropped ** [ 1344.611476][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) ** 9 printk messages dropped ** [ 1344.611927][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1344.612329][ T32] r4:85902980 [ 1344.612352][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.612400][ T32] r10:00000000 r9:85902980 r8:80287e08 r7:ec541e60 r6:8590a280 r5:85863c00 [ 1344.612494][ T32] r4:00000001 [ 1344.612547][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.612587][ T32] Exception stack(0xec555fb0 to 0xec555ff8) [ 1344.612615][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.612650][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.612678][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.612707][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.612759][ T32] r4:85901c00 [ 1344.612935][ T32] INFO: task kworker/0:983:5635 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1344.613000][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.613123][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.613227][ T32] Call trace: [ 1344.613276][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.613331][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1344.613356][ T32] r4:00000000 [ 1344.613388][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.613518][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1344.613551][ T32] dd20: a091e000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1344.613616][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1344.613702][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1344.613730][ T32] r5:800f0013 r4:80239bb0 [ 1344.613752][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.613807][ T32] r4:82ac21e4 [ 1344.613832][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.613876][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1344.613900][ T32] r4:dfa0ddc0 [ 1344.613974][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.614028][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1344.614082][ T32] r4:00000000 [ 1344.614108][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.614154][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1344.614177][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1344.614337][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1344.614924][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) ** 6 printk messages dropped ** [ 1344.615293][ T32] INFO: task kworker/0:984:5636 blocked for more than 471 seconds. ** 7 printk messages dropped ** [ 1344.615727][ T32] r4:85866000 ** 4 printk messages dropped ** [ 1344.615988][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec559e08 ** 8 printk messages dropped ** [ 1344.616390][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1344.616724][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1344.616932][ T32] r10:00000000 r9:85902a00 r8:80287e08 r7:ec555e60 r6:8590a300 r5:85866000 ** 5 printk messages dropped ** [ 1344.617281][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1344.617499][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1344.618004][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 ** 5 printk messages dropped ** [ 1344.618212][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 ** 9 printk messages dropped ** [ 1344.652383][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1344.652746][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1344.652943][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1344.653124][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 3 printk messages dropped ** [ 1344.653336][ T32] Call trace: ** 1 printk messages dropped ** [ 1344.653494][ T32] r10:8291a684 r9:ec561d84 r8:00000002 r7:60000013 r6:ec561d8c r5:85866c00 ** 5 printk messages dropped ** [ 1344.653818][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec561e08 ** 2 printk messages dropped ** [ 1344.653975][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1344.654377][ T32] r5:00001000 r4:ebcb9000 [ 1344.654416][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.654462][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.654505][ T32] r5:8589d78c r4:8589d400 [ 1344.654528][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.654629][ T32] r7:dddced80 r6:83018000 r5:8589d78c r4:85902a80 [ 1344.654704][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.654799][ T32] r10:61c88647 r9:85866c00 r8:85902aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.654825][ T32] r4:85902a80 [ 1344.654876][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.654930][ T32] r10:00000000 r9:85902a80 r8:80287e08 r7:ec559e60 r6:8590a380 r5:85866c00 [ 1344.654972][ T32] r4:00000001 [ 1344.654997][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.655088][ T32] Exception stack(0xec561fb0 to 0xec561ff8) [ 1344.655123][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.655155][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.655182][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.655211][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.655234][ T32] r4:85901e00 [ 1344.655424][ T32] INFO: task kworker/0:985:5638 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1344.655461][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.655584][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.655659][ T32] Call trace: [ 1344.655693][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.655747][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1344.655825][ T32] r4:00000000 [ 1344.655851][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.655893][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1344.655922][ T32] dd20: a0dce000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1344.655981][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1344.656039][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1344.656089][ T32] r5:800f0013 r4:80239bb0 [ 1344.656116][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.656161][ T32] r4:82ac21e4 [ 1344.656182][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.656251][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1344.656279][ T32] r4:dfa0ddc0 [ 1344.656325][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.656372][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1344.656424][ T32] r4:00000000 [ 1344.656475][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.656550][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1344.656628][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.656677][ T32] r5:00001000 r4:e0053000 [ 1344.656700][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.656743][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.656871][ T32] r5:84af7b8c r4:84af7800 [ 1344.657026][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.657086][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1344.657108][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.657163][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.657279][ T32] r4:84864380 [ 1344.657304][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.657353][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1344.657377][ T32] r4:00000001 [ 1344.657410][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.657450][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1344.657545][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.657594][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.657630][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.657661][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.657685][ T32] r4:84867140 [ 1344.657705][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.657732][ T32] INFO: task kworker/0:986:5639 blocked for more than 471 seconds. [ 1344.657761][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.657792][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.657888][ T32] task:kworker/0:986 state:D stack:0 pid:5639 tgid:5639 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.658029][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.658213][ T32] Call trace: [ 1344.658251][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1344.658302][ T32] r10:8291a684 r9:ec511d84 r8:00000002 r7:60000113 r6:ec511d8c r5:84b63000 [ 1344.658325][ T32] r4:84b63000 [ 1344.658346][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1344.658388][ T32] r5:84b63000 r4:8291a680 [ 1344.658409][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.658500][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.669500][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec511e08 [ 1344.669597][ T32] r4:00000000 [ 1344.669632][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1344.669691][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1344.669735][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.669781][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85851300 [ 1344.669805][ T32] r4:00000000 [ 1344.669827][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1344.670051][ T32] r5:00001000 r4:ebbcf000 ** 3 printk messages dropped ** [ 1344.670217][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.670302][ T32] r7:dddced80 r6:83018000 r5:8589d38c r4:85902b00 [ 1344.670355][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.670409][ T32] r10:61c88647 r9:84b63000 r8:85902b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.670461][ T32] r4:85902b00 [ 1344.670498][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.670551][ T32] r10:00000000 r9:85902b00 r8:80287e08 r7:ec561e60 r6:85902b80 r5:84b63000 [ 1344.670605][ T32] r4:00000001 [ 1344.670636][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.670678][ T32] Exception stack(0xec511fb0 to 0xec511ff8) [ 1344.670712][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.670767][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.670801][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.670832][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.670857][ T32] r4:85851640 [ 1344.671051][ T32] INFO: task kworker/0:986:5639 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1344.671092][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.671175][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.671263][ T32] Call trace: [ 1344.671310][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.671385][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1344.671419][ T32] r4:00000000 [ 1344.671470][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.671536][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1344.671596][ T32] dd20: a0ebd000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1344.671635][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1344.671662][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1344.671686][ T32] r5:800f0013 r4:80239bb0 [ 1344.671708][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.671753][ T32] r4:82ac21e4 [ 1344.671802][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.671851][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1344.671899][ T32] r4:dfa0ddc0 [ 1344.671949][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.671998][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1344.672022][ T32] r4:00000000 [ 1344.672043][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.672088][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1344.672110][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.672157][ T32] r5:00001000 r4:e0053000 [ 1344.672311][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.672358][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.672430][ T32] r5:84af7b8c r4:84af7800 [ 1344.672456][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.672505][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1344.672526][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.672573][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.672596][ T32] r4:84864380 [ 1344.672631][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.672720][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1344.672755][ T32] r4:00000001 [ 1344.672775][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.672812][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1344.672839][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.672897][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.672930][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.672962][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 5 printk messages dropped ** [ 1344.673175][ T32] task:kworker/0:987 state:D stack:0 pid:5642 tgid:5642 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1344.673871][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) ** 11 printk messages dropped ** [ 1344.674418][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1344.674811][ T32] r10:00000000 r9:85902c00 r8:80287e08 r7:ec561e60 r6:85902c80 r5:84b63c00 ** 9 printk messages dropped ** [ 1344.675295][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1344.676199][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 ** 10 printk messages dropped ** [ 1344.676804][ T32] r5:84af7b8c r4:84af7800 ** 6 printk messages dropped ** [ 1344.677048][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 7 printk messages dropped ** [ 1344.677320][ T32] r4:84867140 ** 6 printk messages dropped ** [ 1344.677711][ T32] Call trace: ** 4 printk messages dropped ** [ 1344.677974][ T32] r5:84b64800 r4:8291a680 ** 5 printk messages dropped ** [ 1344.678256][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1344.699891][ T32] r5:8589db8c r4:8589d800 ** 1 printk messages dropped ** [ 1344.700040][ T32] r7:dddced80 r6:83018000 r5:8589db8c r4:85902d00 [ 1344.700096][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.700151][ T32] r10:61c88647 r9:84b64800 r8:85902d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.700202][ T32] r4:85902d00 [ 1344.700230][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.700294][ T32] r10:00000000 r9:85902d00 r8:80287e08 r7:ec55de60 r6:85902d80 r5:84b64800 [ 1344.700323][ T32] r4:00000001 [ 1344.700345][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.700386][ T32] Exception stack(0xec569fb0 to 0xec569ff8) [ 1344.700469][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.700518][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.700549][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.700588][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.700634][ T32] r4:859111c0 [ 1344.700812][ T32] INFO: task kworker/0:988:5643 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1344.700905][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.700984][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.701117][ T32] Call trace: [ 1344.701315][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.701435][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1344.701546][ T32] r4:00000000 [ 1344.701624][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.701799][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1344.701952][ T32] dd20: a119c000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1344.702045][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1344.702087][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1344.702112][ T32] r5:800f0013 r4:80239bb0 [ 1344.702135][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.702181][ T32] r4:82ac21e4 [ 1344.702244][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.702299][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1344.702324][ T32] r4:dfa0ddc0 [ 1344.702345][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.702539][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1344.702568][ T32] r4:00000000 [ 1344.702590][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.702646][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1344.702720][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.702808][ T32] r5:00001000 r4:e0053000 [ 1344.702833][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.702902][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.702952][ T32] r5:84af7b8c r4:84af7800 [ 1344.702976][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.703023][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1344.703044][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.703091][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.703114][ T32] r4:84864380 [ 1344.703206][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.703326][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1344.703442][ T32] r4:00000001 [ 1344.703468][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.703506][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1344.703533][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1344.703843][ T32] INFO: task kworker/0:989:5646 blocked for more than 471 seconds. ** 9 printk messages dropped ** [ 1344.704685][ T32] r5:84b65400 r4:8291a680 ** 4 printk messages dropped ** [ 1344.705053][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) ** 10 printk messages dropped ** [ 1344.705912][ T32] r5:8589df8c r4:8589dc00 ** 2 printk messages dropped ** [ 1344.706035][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1344.706629][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1344.707660][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1344.707820][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 8 printk messages dropped ** [ 1344.730141][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1344.730402][ T32] r5:00001000 r4:e0053000 ** 7 printk messages dropped ** [ 1344.731001][ T32] r4:84864380 ** 2 printk messages dropped ** [ 1344.731100][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1344.731413][ T32] r4:84867140 ** 5 printk messages dropped ** [ 1344.731683][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1344.732193][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1344.732676][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1344.733076][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1344.733449][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1344.734092][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1344.734319][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 4 printk messages dropped ** [ 1344.734506][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.734605][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1344.734656][ T32] r4:00000000 [ 1344.734709][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.734796][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1344.734823][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.734867][ T32] r5:00001000 r4:e0053000 [ 1344.734896][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.734940][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.735010][ T32] r5:84af7b8c r4:84af7800 [ 1344.735043][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.735095][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1344.735118][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.735167][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.735190][ T32] r4:84864380 [ 1344.735209][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.735255][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1344.735308][ T32] r4:00000001 [ 1344.735333][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.735372][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1344.735438][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.735471][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.735510][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.735568][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.735594][ T32] r4:84867140 [ 1344.735615][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.735682][ T32] INFO: task kworker/0:991:5651 blocked for more than 471 seconds. [ 1344.735756][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.735797][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.735822][ T32] task:kworker/0:991 state:D stack:0 pid:5651 tgid:5651 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.735903][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.735996][ T32] Call trace: [ 1344.736041][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1344.736118][ T32] r10:8291a684 r9:ec58dd84 r8:00000002 r7:60000113 r6:ec58dd8c r5:84b66c00 [ 1344.736154][ T32] r4:84b66c00 [ 1344.736175][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1344.736219][ T32] r5:84b66c00 r4:8291a680 [ 1344.736239][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.736328][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.736376][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec58de08 [ 1344.736402][ T32] r4:00000000 [ 1344.736422][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1344.736485][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1344.736525][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.736626][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85911740 [ 1344.736672][ T32] r4:00000000 [ 1344.736704][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.736751][ T32] r9:83018005 r8:84b66c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0ad000 [ 1344.736773][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.736871][ T32] r5:00001000 r4:ec58f000 [ 1344.736897][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.736938][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.736980][ T32] r5:8589e78c r4:8589e400 [ 1344.737015][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.737122][ T32] r7:dddced80 r6:83018000 r5:8589e78c r4:8591d000 [ 1344.737178][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.737258][ T32] r10:61c88647 r9:84b66c00 r8:8591d02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.737286][ T32] r4:8591d000 [ 1344.737366][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.737415][ T32] r10:00000000 r9:8591d000 r8:80287e08 r7:ec581e60 r6:8591d080 r5:84b66c00 [ 1344.737440][ T32] r4:00000001 [ 1344.737459][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.737494][ T32] Exception stack(0xec58dfb0 to 0xec58dff8) [ 1344.737586][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.737637][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.737672][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.737705][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.737730][ T32] r4:859115c0 [ 1344.737836][ T32] INFO: task kworker/0:991:5651 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1344.737874][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.738014][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.738079][ T32] Call trace: [ 1344.738110][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.738161][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1344.738185][ T32] r4:00000000 [ 1344.738206][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.738248][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1344.738308][ T32] dd20: a1466000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1344.738343][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1344.738401][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1344.738429][ T32] r5:800f0013 r4:80239bb0 [ 1344.738453][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 3 printk messages dropped ** [ 1344.763843][ T32] r4:dfa0ddc0 ** 5 printk messages dropped ** [ 1344.764119][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1344.764756][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1344.765164][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1344.766200][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) ** 8 printk messages dropped ** [ 1344.767110][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) ** 11 printk messages dropped ** [ 1344.768277][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.768332][ T32] r7:dddced80 r6:83018000 r5:8589f38c r4:8591d100 [ 1344.768565][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.781593][ T32] r10:61c88647 r9:84b62400 r8:8591d12c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.781652][ T32] r4:8591d100 [ 1344.781790][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.781864][ T32] r10:00000000 r9:8591d100 r8:80287e08 r7:ec581e60 r6:8591d180 r5:84b62400 [ 1344.781920][ T32] r4:00000001 [ 1344.781946][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.782015][ T32] Exception stack(0xec599fb0 to 0xec599ff8) [ 1344.782139][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.782175][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.782258][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.782373][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.782489][ T32] r4:859116c0 [ 1344.782661][ T32] INFO: task kworker/0:992:5652 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1344.782698][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.782972][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.783029][ T32] Call trace: [ 1344.783122][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.783205][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1344.783261][ T32] r4:00000000 [ 1344.783285][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.783328][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1344.783359][ T32] dd20: a1a47000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1344.783389][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1344.783415][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1344.783438][ T32] r5:800f0013 r4:80239bb0 [ 1344.783459][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.783501][ T32] r4:82ac21e4 [ 1344.783534][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.783583][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1344.783631][ T32] r4:dfa0ddc0 [ 1344.783657][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.783711][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1344.783772][ T32] r4:00000000 [ 1344.783796][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.783874][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1344.783901][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.783953][ T32] r5:00001000 r4:e0053000 [ 1344.783990][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.784041][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.784087][ T32] r5:84af7b8c r4:84af7800 [ 1344.784122][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.784177][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1344.784218][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1344.784435][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1344.784779][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1344.785200][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1344.785574][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec509e08 ** 7 printk messages dropped ** [ 1344.785918][ T32] r9:83018005 r8:84888000 r7:00000000 r6:83018000 r5:00001000 r4:7f0b1000 ** 7 printk messages dropped ** [ 1344.786408][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1344.786789][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1344.787256][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.787362][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.787454][ T32] Call trace: [ 1344.787501][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.787610][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1344.787727][ T32] r4:00000000 [ 1344.787759][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.787802][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1344.787861][ T32] dd20: a1a47000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1344.787932][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1344.787964][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1344.787989][ T32] r5:800f0013 r4:80239bb0 [ 1344.788011][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.788052][ T32] r4:82ac21e4 [ 1344.788072][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.788158][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1344.788187][ T32] r4:dfa0ddc0 [ 1344.788208][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.788319][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1344.788351][ T32] r4:00000000 [ 1344.788428][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.811800][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1344.811855][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1344.812142][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 ** 5 printk messages dropped ** [ 1344.812416][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1344.812591][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1344.813227][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) ** 8 printk messages dropped ** [ 1344.813863][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) ** 9 printk messages dropped ** [ 1344.814362][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1344.814588][ T32] r10:61c88647 r9:84888c00 r8:8591d32c r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1344.815000][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1344.815868][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1344.816291][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1344.816750][ T32] r5:00001000 r4:e0053000 ** 6 printk messages dropped ** [ 1344.816993][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1344.817262][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1344.817721][ T32] Call trace: ** 6 printk messages dropped ** [ 1344.817988][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1344.818389][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1344.833913][ T32] r4:8591d400 ** 3 printk messages dropped ** [ 1344.834129][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1344.834865][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.835095][ T32] Call trace: [ 1344.835133][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.835186][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1344.835274][ T32] r4:00000000 [ 1344.835301][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.835344][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1344.835373][ T32] dd20: a1eb5000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1344.835530][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1344.835561][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1344.835587][ T32] r5:800f0013 r4:80239bb0 [ 1344.835641][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.835714][ T32] r4:82ac21e4 [ 1344.835772][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.835822][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1344.835845][ T32] r4:dfa0ddc0 [ 1344.835865][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.835909][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1344.835939][ T32] r4:00000000 [ 1344.835962][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.836011][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1344.836051][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.836106][ T32] r5:00001000 r4:e0053000 [ 1344.836239][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.836340][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.836388][ T32] r5:84af7b8c r4:84af7800 [ 1344.836409][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.836460][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1344.836508][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.836565][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.836590][ T32] r4:84864380 [ 1344.836611][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.836722][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1344.836827][ T32] r4:00000001 [ 1344.836974][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.837042][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1344.837081][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.837111][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.837323][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.837358][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.837382][ T32] r4:84867140 [ 1344.837403][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.837556][ T32] INFO: task kworker/0:996:5660 blocked for more than 471 seconds. [ 1344.837596][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.837725][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.837753][ T32] task:kworker/0:996 state:D stack:0 pid:5660 tgid:5660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.837875][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.838084][ T32] Call trace: [ 1344.838122][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1344.838230][ T32] r10:8291a684 r9:ec5cdd84 r8:00000002 r7:60000113 r6:ec5cdd8c r5:8488a400 [ 1344.838278][ T32] r4:8488a400 [ 1344.838305][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1344.838349][ T32] r5:8488a400 r4:8291a680 ** 2 printk messages dropped ** [ 1344.856625][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec5cde08 ** 8 printk messages dropped ** [ 1344.857244][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1344.857575][ T32] r7:dddced80 r6:83018000 r5:8589fb8c r4:8591d500 ** 5 printk messages dropped ** [ 1344.858011][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1344.858405][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1344.861945][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 1344.862368][ T32] r4:dfa0ddc0 ** 5 printk messages dropped ** [ 1344.862584][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1344.863076][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1344.863209][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1344.863637][ T32] Call trace: ** 4 printk messages dropped ** [ 1344.863814][ T32] r5:8488b000 r4:8291a680 ** 4 printk messages dropped ** [ 1344.863997][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) ** 5 printk messages dropped ** [ 1344.864427][ T32] r9:83018005 r8:8488b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0c3000 [ 1344.864458][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.864505][ T32] r5:00001000 r4:ec5f7000 [ 1344.864556][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.864600][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.864684][ T32] r5:858a438c r4:858a4000 [ 1344.864715][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.864764][ T32] r7:dddced80 r6:83018000 r5:858a438c r4:8591d600 [ 1344.864786][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.864877][ T32] r10:61c88647 r9:8488b000 r8:8591d62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.864912][ T32] r4:8591d600 [ 1344.864971][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.865021][ T32] r10:00000000 r9:8591d600 r8:80287e08 r7:ec5a5e60 r6:8591d680 r5:8488b000 [ 1344.865069][ T32] r4:00000001 [ 1344.865095][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.865160][ T32] Exception stack(0xec5d9fb0 to 0xec5d9ff8) [ 1344.865199][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.865244][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.865284][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.865314][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.865409][ T32] r4:8592a080 [ 1344.865520][ T32] INFO: task kworker/0:997:5663 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1344.865554][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.865682][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.865793][ T32] Call trace: [ 1344.865965][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.866021][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1344.866132][ T32] r4:00000000 [ 1344.866248][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.866293][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1344.866322][ T32] dd20: a22b2000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1344.866353][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1344.866453][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1344.866537][ T32] r5:800f0013 r4:80239bb0 [ 1344.866562][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.866604][ T32] r4:82ac21e4 [ 1344.866663][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.866784][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1344.866816][ T32] r4:dfa0ddc0 [ 1344.866899][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.866949][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1344.866975][ T32] r4:00000000 [ 1344.867023][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.867074][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1344.867126][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.867200][ T32] r5:00001000 r4:e0053000 [ 1344.867245][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.867291][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.867376][ T32] r5:84af7b8c r4:84af7800 [ 1344.867402][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.867625][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1344.867652][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.867701][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.867767][ T32] r4:84864380 [ 1344.867790][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.867841][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1344.867907][ T32] r4:00000001 [ 1344.867933][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.867971][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1344.867998][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1344.868134][ T32] r4:84867140 ** 4 printk messages dropped ** [ 1344.868317][ T32] task:kworker/0:998 state:D stack:0 pid:5664 tgid:5664 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1344.893430][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) ** 11 printk messages dropped ** [ 1344.894024][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1344.894301][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1344.894498][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1344.895171][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1344.895325][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1344.895703][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 7 printk messages dropped ** [ 1344.896142][ T32] r5:84af7b8c r4:84af7800 ** 7 printk messages dropped ** [ 1344.896593][ T32] r4:00000001 [ 1344.896614][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.896656][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1344.896683][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.896712][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.896739][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.896768][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.896792][ T32] r4:84867140 [ 1344.896856][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.896890][ T32] INFO: task kworker/0:999:5667 blocked for more than 471 seconds. [ 1344.896925][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.896979][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.897025][ T32] task:kworker/0:999 state:D stack:0 pid:5667 tgid:5667 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.897270][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.897343][ T32] Call trace: [ 1344.897512][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1344.897573][ T32] r10:8291a684 r9:ec601d84 r8:00000002 r7:60000113 r6:ec601d8c r5:8488c800 [ 1344.897608][ T32] r4:8488c800 [ 1344.897645][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1344.897692][ T32] r5:8488c800 r4:8291a680 [ 1344.897713][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.897752][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.897875][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec601e08 [ 1344.897905][ T32] r4:00000000 [ 1344.897979][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1344.898019][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1344.898055][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.898099][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8592a880 [ 1344.898122][ T32] r4:00000000 [ 1344.898142][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.898187][ T32] r9:83018005 r8:8488c800 r7:00000000 r6:83018000 r5:00001000 r4:7f025000 [ 1344.898209][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.898325][ T32] r5:00001000 r4:dfb1f000 [ 1344.898540][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.911144][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.911251][ T32] r5:858a538c r4:858a5000 [ 1344.911276][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.911331][ T32] r7:dddced80 r6:83018000 r5:858a538c r4:8591d800 [ 1344.911369][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.911424][ T32] r10:61c88647 r9:8488c800 r8:8591d82c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.911449][ T32] r4:8591d800 [ 1344.911470][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.911555][ T32] r10:00000000 r9:8591d800 r8:80287e08 r7:ec5e9e60 r6:8591d880 r5:8488c800 [ 1344.911581][ T32] r4:00000001 [ 1344.911604][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.911653][ T32] Exception stack(0xec601fb0 to 0xec601ff8) ** 6 printk messages dropped ** [ 1344.912035][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1344.912654][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 12 printk messages dropped ** [ 1344.913392][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1344.913858][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) ** 6 printk messages dropped ** [ 1344.914363][ T32] INFO: task kworker/0:1000:5668 blocked for more than 471 seconds. ** 6 printk messages dropped ** [ 1344.914897][ T32] r10:8291a684 r9:ec60dd84 r8:00000002 r7:60000113 r6:ec60dd8c r5:8488d400 ** 7 printk messages dropped ** [ 1344.915554][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) ** 9 printk messages dropped ** [ 1344.916096][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1344.916405][ T32] r4:8591d900 ** 7 printk messages dropped ** [ 1344.916769][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1344.917266][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 ** 10 printk messages dropped ** [ 1344.917705][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 ** 9 printk messages dropped ** [ 1344.918116][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1344.944141][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) ** 10 printk messages dropped ** [ 1344.944551][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1344.945288][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebae5e08 ** 4 printk messages dropped ** [ 1344.945611][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8592a680 [ 1344.945725][ T32] r4:00000000 [ 1344.945752][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.945805][ T32] r9:83018005 r8:85868000 r7:00000000 r6:83018000 r5:00001000 r4:7f0c9000 [ 1344.945829][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.945871][ T32] r5:00001000 r4:ec62d000 [ 1344.945892][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.945938][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.945982][ T32] r5:858a4f8c r4:858a4c00 [ 1344.946031][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.946091][ T32] r7:dddced80 r6:83018000 r5:858a4f8c r4:8591da00 [ 1344.946127][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.946180][ T32] r10:61c88647 r9:85868000 r8:8591da2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.946203][ T32] r4:8591da00 [ 1344.946223][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.946271][ T32] r10:00000000 r9:8591da00 r8:80287e08 r7:ec601e60 r6:8590a400 r5:85868000 [ 1344.946322][ T32] r4:00000001 [ 1344.946346][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.946383][ T32] Exception stack(0xebae5fb0 to 0xebae5ff8) [ 1344.946411][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.946466][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.946497][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.946528][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.946556][ T32] r4:8592a500 [ 1344.946762][ T32] INFO: task kworker/0:1001:5670 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1344.946810][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.946876][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.946940][ T32] Call trace: [ 1344.947122][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.947208][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1344.947265][ T32] r4:00000000 [ 1344.947291][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.947334][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1344.947391][ T32] dd20: a2bea000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1344.947491][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1344.947593][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1344.947691][ T32] r5:800f0013 r4:80239bb0 [ 1344.947784][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.947835][ T32] r4:82ac21e4 [ 1344.947986][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.948036][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1344.948086][ T32] r4:dfa0ddc0 [ 1344.948109][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.948181][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1344.948398][ T32] r4:00000000 [ 1344.948423][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.948546][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1344.958213][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.958311][ T32] r5:00001000 r4:e0053000 [ 1344.958364][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.958412][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1344.959124][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1344.959661][ T32] r4:84867140 ** 5 printk messages dropped ** [ 1344.959952][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1344.960184][ T32] r5:85868c00 r4:8291a680 ** 4 printk messages dropped ** [ 1344.960380][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) ** 7 printk messages dropped ** [ 1344.960732][ T32] r5:00001000 r4:e0423000 ** 5 printk messages dropped ** [ 1344.960988][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1344.961305][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1344.962026][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1344.962497][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1344.962709][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 9 printk messages dropped ** [ 1344.963509][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 ** 5 printk messages dropped ** [ 1344.963825][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1344.964137][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1344.964539][ T32] Call trace: ** 2 printk messages dropped ** [ 1344.964713][ T32] r4:8586bc00 [ 1344.964733][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1344.964776][ T32] r5:8586bc00 r4:8291a680 [ 1344.964798][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.964836][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.964910][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec63de08 [ 1344.964938][ T32] r4:00000000 [ 1344.964959][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1344.964994][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1344.965028][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.965069][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8592aec0 [ 1344.965123][ T32] r4:00000000 [ 1344.965150][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.965225][ T32] r9:83018005 r8:8586bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [ 1344.965253][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.965298][ T32] r5:00001000 r4:eb18b000 [ 1344.965334][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.965433][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.965485][ T32] r5:858a678c r4:858a6400 [ 1344.965549][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.965601][ T32] r7:dddced80 r6:83018000 r5:858a678c r4:8591db00 [ 1344.965628][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.965676][ T32] r10:61c88647 r9:8586bc00 r8:8591db2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.965731][ T32] r4:8591db00 [ 1344.965778][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.965827][ T32] r10:00000000 r9:8591db00 r8:80287e08 r7:ebaf1e60 r6:8590a500 r5:8586bc00 [ 1344.965851][ T32] r4:00000001 [ 1344.965875][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.965914][ T32] Exception stack(0xec63dfb0 to 0xec63dff8) [ 1344.965996][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.966030][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.966060][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.966088][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.966111][ T32] r4:8592a7c0 [ 1344.966214][ T32] INFO: task kworker/0:1003:5674 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1344.966248][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.966404][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.966473][ T32] Call trace: [ 1344.966505][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.966557][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1344.966581][ T32] r4:00000000 [ 1344.966602][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.966686][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1344.966719][ T32] dd20: a2bea000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1344.966785][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1344.966847][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1344.966899][ T32] r5:800f0013 r4:80239bb0 [ 1344.966986][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.967129][ T32] r4:82ac21e4 [ 1344.967156][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.967201][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1344.967295][ T32] r4:dfa0ddc0 [ 1344.967319][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.967362][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1344.967403][ T32] r4:00000000 [ 1344.967427][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.967499][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1344.967525][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.967570][ T32] r5:00001000 r4:e0053000 [ 1344.967591][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.967637][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.967682][ T32] r5:84af7b8c r4:84af7800 [ 1344.967701][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.967748][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1344.967770][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.967816][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.967868][ T32] r4:84864380 [ 1344.967897][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.967945][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1344.968041][ T32] r4:00000001 [ 1344.968067][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.968105][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) ** 1 printk messages dropped ** [ 1344.968162][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1345.001743][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1345.002338][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1345.002765][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1345.003154][ T32] r10:61c88647 r9:8586d400 r8:8591dbac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1345.003569][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1345.004387][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1345.004416][ T32] r4:00000000 [ 1345.004437][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.004479][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1345.004522][ T32] dd20: a321f000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1345.004556][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1345.004584][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.004685][ T32] r5:800f0013 r4:80239bb0 [ 1345.004739][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.004786][ T32] r4:82ac21e4 [ 1345.004808][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.004906][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1345.004936][ T32] r4:dfa0ddc0 [ 1345.005057][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.005104][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1345.005129][ T32] r4:00000000 [ 1345.005177][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.005227][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1345.005251][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.005294][ T32] r5:00001000 r4:e0053000 [ 1345.005315][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.005356][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.005398][ T32] r5:84af7b8c r4:84af7800 [ 1345.005589][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.005647][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1345.005673][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.005722][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.005746][ T32] r4:84864380 [ 1345.005824][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.005876][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1345.005913][ T32] r4:00000001 [ 1345.005936][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.006027][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1345.006065][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.006094][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.006121][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.006149][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 1 printk messages dropped ** [ 1345.006196][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 1 printk messages dropped ** [ 1345.006311][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.006364][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.006391][ T32] task:kworker/0:1005 state:D stack:0 pid:5677 tgid:5677 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.006482][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.006530][ T32] Call trace: [ 1345.006560][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1345.006607][ T32] r10:8291a684 r9:ec649d84 r8:00000002 r7:60000113 r6:ec649d8c r5:8586b000 [ 1345.006648][ T32] r4:8586b000 [ 1345.006673][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1345.006717][ T32] r5:8586b000 r4:8291a680 [ 1345.006803][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.006877][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.006932][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec649e08 [ 1345.006957][ T32] r4:00000000 [ 1345.007003][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1345.007067][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1345.007375][ T32] r9:83018005 r8:8586b000 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 ** 5 printk messages dropped ** [ 1345.007719][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1345.007996][ T32] r4:8591dc00 ** 6 printk messages dropped ** [ 1345.008348][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1345.023882][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 ** 10 printk messages dropped ** [ 1345.024277][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 ** 10 printk messages dropped ** [ 1345.024959][ T32] r5:84af7b8c r4:84af7800 ** 6 printk messages dropped ** [ 1345.025331][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 8 printk messages dropped ** [ 1345.025905][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1345.026451][ T32] r4:8586c800 ** 5 printk messages dropped ** [ 1345.026709][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1345.026898][ T32] r4:00000000 [ 1345.026921][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.027038][ T32] r9:83018005 r8:8586c800 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [ 1345.027066][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.027111][ T32] r5:00001000 r4:eb093000 [ 1345.027132][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.027172][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.027215][ T32] r5:858a638c r4:858a6000 [ 1345.027235][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.027280][ T32] r7:dddced80 r6:83018000 r5:858a638c r4:8591dc80 [ 1345.027302][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.027357][ T32] r10:61c88647 r9:8586c800 r8:8591dcac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.027382][ T32] r4:8591dc80 [ 1345.027428][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.027478][ T32] r10:00000000 r9:8591dc80 r8:80287e08 r7:ec63de60 r6:8590a680 r5:8586c800 [ 1345.027501][ T32] r4:00000001 [ 1345.027603][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.027647][ T32] Exception stack(0xec655fb0 to 0xec655ff8) [ 1345.027752][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.027880][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.027930][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.027990][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.028018][ T32] r4:8592ac80 [ 1345.028151][ T32] INFO: task kworker/0:1006:5680 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1345.028191][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.028491][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.045317][ T32] Call trace: [ 1345.045403][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.045488][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1345.045513][ T32] r4:00000000 [ 1345.045537][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.045612][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1345.045687][ T32] dd20: a354b000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1345.045753][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1345.045785][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.045812][ T32] r5:800f0013 r4:80239bb0 [ 1345.045835][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.045882][ T32] r4:82ac21e4 [ 1345.045903][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.045972][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1345.046007][ T32] r4:dfa0ddc0 ** 1 printk messages dropped ** [ 1345.046073][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 10 printk messages dropped ** [ 1345.046604][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.046664][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.046694][ T32] r4:84864380 [ 1345.046718][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.046785][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1345.046825][ T32] r4:00000001 [ 1345.046850][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.046888][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1345.046964][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.046998][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.047026][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.047055][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.047081][ T32] r4:84867140 [ 1345.047133][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.047169][ T32] INFO: task kworker/0:1007:5682 blocked for more than 471 seconds. [ 1345.047207][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.047235][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.047257][ T32] task:kworker/0:1007 state:D stack:0 pid:5682 tgid:5682 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 1 printk messages dropped ** [ 1345.047414][ T32] Call trace: ** 4 printk messages dropped ** [ 1345.047686][ T32] r5:8586a400 r4:8291a680 ** 5 printk messages dropped ** [ 1345.047935][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 10 printk messages dropped ** [ 1345.061883][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1345.062254][ T32] r4:8591dd00 ** 6 printk messages dropped ** [ 1345.062584][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1345.063411][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 ** 9 printk messages dropped ** [ 1345.063928][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 11 printk messages dropped ** [ 1345.064588][ T32] r5:84af7b8c r4:84af7800 ** 6 printk messages dropped ** [ 1345.065036][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 6 printk messages dropped ** [ 1345.065311][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1345.065715][ T32] Call trace: [ 1345.065750][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1345.065800][ T32] r10:8291a684 r9:ec665d84 r8:00000002 r7:60000013 r6:ec665d8c r5:8586ec00 [ 1345.065825][ T32] r4:8586ec00 [ 1345.065847][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1345.065889][ T32] r5:8586ec00 r4:8291a680 [ 1345.065910][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.065949][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.066089][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec665e08 [ 1345.066143][ T32] r4:00000000 [ 1345.066262][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1345.066303][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1345.066342][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.066386][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8592af80 [ 1345.066424][ T32] r4:00000000 [ 1345.066449][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.066604][ T32] r9:83018005 r8:8586ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 [ 1345.066700][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.066785][ T32] r5:00001000 r4:eb1e1000 [ 1345.066821][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.066869][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.066913][ T32] r5:858a6b8c r4:858a6800 [ 1345.066962][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.067016][ T32] r7:dddced80 r6:83018000 r5:858a6b8c r4:8591dd80 [ 1345.067093][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.067145][ T32] r10:61c88647 r9:8586ec00 r8:8591ddac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.067195][ T32] r4:8591dd80 [ 1345.067221][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.067269][ T32] r10:00000000 r9:8591dd80 r8:80287e08 r7:ec65de60 r6:8590a780 r5:8586ec00 [ 1345.067388][ T32] r4:00000001 [ 1345.067433][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.067497][ T32] Exception stack(0xec665fb0 to 0xec665ff8) [ 1345.067530][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.067602][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.067641][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.067702][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.067733][ T32] r4:85910bc0 [ 1345.067880][ T32] INFO: task kworker/0:1008:5684 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1345.067919][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.068114][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1345.089313][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 ** 8 printk messages dropped ** [ 1345.089894][ T32] r4:82ac21e4 [ 1345.089924][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.089975][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1345.090004][ T32] r4:dfa0ddc0 [ 1345.090029][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.090080][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1345.090137][ T32] r4:00000000 [ 1345.090206][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.090268][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1345.090296][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.090354][ T32] r5:00001000 r4:e0053000 [ 1345.090382][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.090433][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.090486][ T32] r5:84af7b8c r4:84af7800 [ 1345.090515][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.090568][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1345.090592][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.090647][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.090671][ T32] r4:84864380 [ 1345.090752][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.090828][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1345.090857][ T32] r4:00000001 [ 1345.090885][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.090928][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1345.091130][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.091208][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1345.091593][ T32] task:kworker/0:1009 state:D stack:0 pid:5685 tgid:5685 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1345.092164][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec669e08 ** 8 printk messages dropped ** [ 1345.092613][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1345.092899][ T32] r7:dddced80 r6:83018000 r5:858a738c r4:8591de00 ** 5 printk messages dropped ** [ 1345.093244][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1345.093518][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 1345.094232][ T32] Call trace: [ 1345.094390][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.094456][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1345.094482][ T32] r4:00000000 [ 1345.094505][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.094548][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1345.094580][ T32] dd20: a3bef000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1345.094613][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1345.094647][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.094673][ T32] r5:800f0013 r4:80239bb0 [ 1345.094710][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.094793][ T32] r4:82ac21e4 [ 1345.094821][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.094866][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1345.094895][ T32] r4:dfa0ddc0 [ 1345.094945][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.094996][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1345.095107][ T32] r4:00000000 [ 1345.095135][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1345.095479][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1345.096026][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1345.096150][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1345.096610][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1345.096993][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1345.097676][ T32] r9:83018005 r8:85864800 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 ** 6 printk messages dropped ** [ 1345.098078][ T32] r7:dddced80 r6:83018000 r5:858a778c r4:8591de80 ** 5 printk messages dropped ** [ 1345.098354][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1345.121893][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1345.122924][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) ** 5 printk messages dropped ** [ 1345.123409][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1345.123713][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 9 printk messages dropped ** [ 1345.124323][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 ** 5 printk messages dropped ** [ 1345.124680][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1345.125016][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1345.125586][ T32] r4:8586e000 ** 4 printk messages dropped ** [ 1345.125891][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec675e08 ** 2 printk messages dropped ** [ 1345.126029][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1345.126069][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.126113][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85284280 [ 1345.126208][ T32] r4:00000000 [ 1345.126237][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.126287][ T32] r9:83018005 r8:8586e000 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 [ 1345.126383][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.126431][ T32] r5:00001000 r4:eb535000 [ 1345.126452][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.126493][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.126565][ T32] r5:858a838c r4:858a8000 [ 1345.126659][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.126710][ T32] r7:dddced80 r6:83018000 r5:858a838c r4:8591df00 [ 1345.126853][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.126975][ T32] r10:61c88647 r9:8586e000 r8:8591df2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.127004][ T32] r4:8591df00 [ 1345.127041][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.127124][ T32] r10:00000000 r9:8591df00 r8:80287e08 r7:ec66de60 r6:8590a900 r5:8586e000 [ 1345.127173][ T32] r4:00000001 [ 1345.127256][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.127297][ T32] Exception stack(0xec675fb0 to 0xec675ff8) [ 1345.127326][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.127354][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.127398][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.127454][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.127482][ T32] r4:85910bc0 [ 1345.127625][ T32] INFO: task kworker/0:1011:5691 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1345.127682][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.127873][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.128011][ T32] Call trace: [ 1345.128050][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.128102][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1345.128126][ T32] r4:00000000 [ 1345.128162][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.128265][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1345.128306][ T32] dd20: a3e0f000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1345.128339][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1345.128367][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.128392][ T32] r5:800f0013 r4:80239bb0 [ 1345.128413][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.128455][ T32] r4:82ac21e4 [ 1345.128477][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.128518][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1345.128647][ T32] r4:dfa0ddc0 [ 1345.153240][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.153364][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1345.153409][ T32] r4:00000000 [ 1345.153437][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.153489][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 ** 6 printk messages dropped ** [ 1345.153786][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 ** 8 printk messages dropped ** [ 1345.154283][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1345.154850][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1345.155572][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 11 printk messages dropped ** [ 1345.156781][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1345.157471][ T32] r4:8591df80 ** 4 printk messages dropped ** [ 1345.157680][ T32] Exception stack(0xec679fb0 to 0xec679ff8) ** 4 printk messages dropped ** [ 1345.157869][ T32] r4:85910bc0 ** 5 printk messages dropped ** [ 1345.158382][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 ** 5 printk messages dropped ** [ 1345.165125][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1345.165437][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 11 printk messages dropped ** [ 1345.166571][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1345.167388][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1345.167985][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1345.168359][ T32] r5:85871800 r4:8291a680 ** 3 printk messages dropped ** [ 1345.186888][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1345.187230][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1345.187608][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1345.187952][ T32] r4:8590aa00 ** 4 printk messages dropped ** [ 1345.188289][ T32] Exception stack(0xec67dfb0 to 0xec67dff8) ** 4 printk messages dropped ** [ 1345.188466][ T32] r4:852d4640 [ 1345.191929][ T32] INFO: task kworker/1:264:5694 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1345.192030][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.192275][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.192346][ T32] Call trace: [ 1345.192466][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.192628][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1345.192658][ T32] r4:00000000 [ 1345.192707][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.192754][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1345.192788][ T32] dd20: a4494000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1345.192818][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1345.192844][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.192871][ T32] r5:800f0013 r4:80239bb0 [ 1345.192895][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.192943][ T32] r4:82ac21e4 [ 1345.193016][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.193074][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1345.193098][ T32] r4:dfa0ddc0 [ 1345.193117][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.193160][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1345.193184][ T32] r4:00000000 [ 1345.193232][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.193284][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1345.193309][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.193353][ T32] r5:00001000 r4:e0053000 [ 1345.193377][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.193447][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.193495][ T32] r5:84af7b8c r4:84af7800 [ 1345.193541][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.193627][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1345.193657][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.193773][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.193916][ T32] r4:84864380 [ 1345.193990][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.194042][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1345.194065][ T32] r4:00000001 [ 1345.194085][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.194122][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1345.194148][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.194178][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.194209][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.194238][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.194261][ T32] r4:84867140 [ 1345.194285][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.194316][ T32] INFO: task kworker/0:1013:5696 blocked for more than 471 seconds. [ 1345.194444][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.194476][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.194521][ T32] task:kworker/0:1013 state:D stack:0 pid:5696 tgid:5696 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.194655][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.194781][ T32] Call trace: [ 1345.194823][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1345.194970][ T32] r10:8291a684 r9:ec685d84 r8:00000002 r7:60000013 r6:ec685d8c r5:85870c00 ** 10 printk messages dropped ** [ 1345.195788][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85284400 ** 11 printk messages dropped ** [ 1345.197007][ T32] r10:61c88647 r9:85870c00 r8:8528602c r7:82804d40 r6:dddced80 r5:dddceda0 ** 14 printk messages dropped ** [ 1345.198190][ T32] Call trace: ** 8 printk messages dropped ** [ 1345.216463][ T32] r5:800f0013 r4:80239bb0 ** 13 printk messages dropped ** [ 1345.217624][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 17 printk messages dropped ** [ 1345.229686][ T32] INFO: task kworker/0:1014:5698 blocked for more than 471 seconds. ** 17 printk messages dropped ** [ 1345.230827][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85284540 ** 11 printk messages dropped ** [ 1345.231419][ T32] r10:61c88647 r9:85872400 r8:852860ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.231554][ T32] r4:85286080 [ 1345.231582][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.231665][ T32] r10:00000000 r9:85286080 r8:80287e08 r7:ec685e60 r6:8590ab80 r5:85872400 [ 1345.231692][ T32] r4:00000001 [ 1345.231714][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.231866][ T32] Exception stack(0xec68dfb0 to 0xec68dff8) [ 1345.231976][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.232067][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.232101][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.232134][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.232187][ T32] r4:85284100 [ 1345.232395][ T32] INFO: task kworker/0:1014:5698 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1345.232427][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.232636][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.232806][ T32] Call trace: [ 1345.232856][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.233071][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1345.233188][ T32] r4:00000000 [ 1345.233228][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.233273][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1345.233304][ T32] dd20: a4811000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1345.233336][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1345.233362][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.233399][ T32] r5:800f0013 r4:80239bb0 [ 1345.233525][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.233637][ T32] r4:82ac21e4 [ 1345.233757][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.233876][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1345.233912][ T32] r4:dfa0ddc0 [ 1345.233934][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.233986][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1345.234012][ T32] r4:00000000 [ 1345.234105][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.234162][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1345.234186][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.234231][ T32] r5:00001000 r4:e0053000 [ 1345.234252][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.234294][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.234338][ T32] r5:84af7b8c r4:84af7800 [ 1345.234359][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.234406][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1345.234455][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.234607][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.234638][ T32] r4:84864380 [ 1345.234660][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.234711][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1345.234769][ T32] r4:00000001 [ 1345.234799][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.235041][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1345.235160][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.235196][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.235281][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.235404][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.235462][ T32] r4:84867140 [ 1345.235486][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.235512][ T32] INFO: task kworker/0:1015:5700 blocked for more than 471 seconds. [ 1345.235614][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.235648][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.235739][ T32] task:kworker/0:1015 state:D stack:0 pid:5700 tgid:5700 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.235863][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1345.236205][ T32] r5:85873000 r4:8291a680 ** 5 printk messages dropped ** [ 1345.236622][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1345.237035][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1345.237363][ T32] r10:61c88647 r9:85873000 r8:8528612c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1345.237805][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1345.238422][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1345.259792][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 2 printk messages dropped ** [ 1345.260172][ T32] r4:82ac21e4 [ 1345.260202][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.260261][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1345.260290][ T32] r4:dfa0ddc0 [ 1345.260310][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.260354][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1345.260398][ T32] r4:00000000 [ 1345.260519][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.260572][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1345.260644][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.260696][ T32] r5:00001000 r4:e0053000 [ 1345.260743][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.260788][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.260832][ T32] r5:84af7b8c r4:84af7800 [ 1345.260853][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.260918][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1345.260944][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.261042][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.261070][ T32] r4:84864380 [ 1345.261092][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.261140][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1345.261235][ T32] r4:00000001 [ 1345.261267][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.261306][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1345.261333][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.261363][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.261438][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.261477][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.261500][ T32] r4:84867140 [ 1345.261525][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.261558][ T32] INFO: task kworker/0:1016:5702 blocked for more than 471 seconds. [ 1345.261592][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.261619][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.261691][ T32] task:kworker/0:1016 state:D stack:0 pid:5702 tgid:5702 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.261876][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.262022][ T32] Call trace: [ 1345.262160][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1345.262496][ T32] r5:85873c00 r4:8291a680 ** 5 printk messages dropped ** [ 1345.262950][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1345.263306][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1345.263664][ T32] r10:61c88647 r9:85873c00 r8:852861ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.263712][ T32] r4:85286180 [ 1345.263737][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.263807][ T32] r10:00000000 r9:85286180 r8:80287e08 r7:ec695e60 r6:8590ac80 r5:85873c00 [ 1345.263833][ T32] r4:00000001 [ 1345.263854][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.263891][ T32] Exception stack(0xec69dfb0 to 0xec69dff8) [ 1345.263951][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.263984][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.264024][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.264056][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.264078][ T32] r4:852845c0 [ 1345.264321][ T32] INFO: task kworker/0:1016:5702 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1345.264410][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.264524][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.264685][ T32] Call trace: [ 1345.264747][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.264804][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1345.264830][ T32] r4:00000000 [ 1345.264851][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.264892][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1345.264926][ T32] dd20: a49fc000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1345.265005][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1345.265059][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.265092][ T32] r5:800f0013 r4:80239bb0 [ 1345.265114][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.265233][ T32] r4:82ac21e4 [ 1345.265285][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.265339][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1345.265363][ T32] r4:dfa0ddc0 [ 1345.265407][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.265455][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1345.265488][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1345.265694][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 17 printk messages dropped ** [ 1345.266670][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 15 printk messages dropped ** [ 1345.267514][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6a5e08 ** 10 printk messages dropped ** [ 1345.268082][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1345.268467][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1345.299697][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1345.300316][ T32] Call trace: ** 5 printk messages dropped ** [ 1345.300735][ T32] dd20: a4d42000 eb0cd000 00000001 80239b98 7f13f000 00000001 ** 4 printk messages dropped ** [ 1345.301034][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 1345.301097][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 ** 8 printk messages dropped ** [ 1345.301601][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1345.302086][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1345.302116][ T32] r4:00000001 [ 1345.302209][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.302258][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1345.302287][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.302316][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.302392][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.302435][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.302459][ T32] r4:84867140 [ 1345.302482][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.302511][ T32] INFO: task kworker/0:1018:5706 blocked for more than 471 seconds. [ 1345.302550][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.302617][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.302693][ T32] task:kworker/0:1018 state:D stack:0 pid:5706 tgid:5706 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.302866][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.302974][ T32] Call trace: [ 1345.303077][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1345.303194][ T32] r10:8291a684 r9:ec6b5d84 r8:00000002 r7:60000013 r6:ec6b5d8c r5:85875400 [ 1345.303249][ T32] r4:85875400 [ 1345.303295][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1345.303385][ T32] r5:85875400 r4:8291a680 [ 1345.303431][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.303518][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.303607][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6b5e08 [ 1345.303691][ T32] r4:00000000 [ 1345.303760][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1345.303861][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1345.303953][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.304041][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85284900 [ 1345.304090][ T32] r4:00000000 [ 1345.304138][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.304211][ T32] r9:83018005 r8:85875400 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [ 1345.304235][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.304303][ T32] r5:00001000 r4:eba17000 [ 1345.304328][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.304392][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.304438][ T32] r5:858a978c r4:858a9400 [ 1345.304460][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.304508][ T32] r7:dddced80 r6:83018000 r5:858a978c r4:85286280 [ 1345.304531][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.304578][ T32] r10:61c88647 r9:85875400 r8:852862ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1345.304992][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1345.305762][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) ** 5 printk messages dropped ** [ 1345.306163][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1345.306554][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1345.307029][ T32] r5:84af7b8c r4:84af7800 ** 5 printk messages dropped ** [ 1345.307344][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1345.307764][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1345.330101][ T32] r4:858e0000 ** 4 printk messages dropped ** [ 1345.330461][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec5b1e08 ** 9 printk messages dropped ** [ 1345.331226][ T32] r5:00001000 r4:ebb11000 ** 3 printk messages dropped ** [ 1345.331449][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1345.331615][ T32] r10:61c88647 r9:858e0000 r8:8528632c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.331643][ T32] r4:85286300 [ 1345.331664][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.331710][ T32] r10:00000000 r9:85286300 r8:80287e08 r7:ec695e60 r6:85286380 r5:858e0000 [ 1345.331733][ T32] r4:00000001 [ 1345.331826][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.331914][ T32] Exception stack(0xec5b1fb0 to 0xec5b1ff8) [ 1345.331978][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.332013][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.332089][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.332189][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.332252][ T32] r4:85284880 [ 1345.332563][ T32] INFO: task kworker/0:1019:5709 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1345.332634][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.332764][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.332907][ T32] Call trace: [ 1345.332972][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.333049][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1345.333084][ T32] r4:00000000 [ 1345.333136][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.333184][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1345.333215][ T32] dd20: a4fad000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1345.333245][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1345.333271][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.333319][ T32] r5:800f0013 r4:80239bb0 [ 1345.333345][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.333413][ T32] r4:82ac21e4 [ 1345.333462][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.333508][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1345.333561][ T32] r4:dfa0ddc0 [ 1345.333590][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.333671][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 2 printk messages dropped ** [ 1345.333765][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 ** 11 printk messages dropped ** [ 1345.334394][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 13 printk messages dropped ** [ 1345.335084][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.335129][ T32] Call trace: [ 1345.335200][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1345.335253][ T32] r10:8291a684 r9:ec6d9d84 r8:00000002 r7:60000113 r6:ec6d9d8c r5:858e1800 [ 1345.335325][ T32] r4:858e1800 [ 1345.335374][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1345.335428][ T32] r5:858e1800 r4:8291a680 [ 1345.335464][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.335536][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.335640][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6d9e08 [ 1345.335674][ T32] r4:00000000 [ 1345.335694][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1345.335781][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1345.335820][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.335861][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851a2040 [ 1345.335932][ T32] r4:00000000 [ 1345.335958][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.336031][ T32] r9:83018205 r8:858e1800 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1345.336136][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.336238][ T32] r5:00001000 r4:ebac9000 [ 1345.336285][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.336369][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1345.336604][ T32] r7:ddde2d80 r6:83018200 r5:8582878c r4:8590ae00 ** 5 printk messages dropped ** [ 1345.337027][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1345.337485][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1345.338152][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1345.338334][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1345.364799][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 9 printk messages dropped ** [ 1345.365327][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 ** 6 printk messages dropped ** [ 1345.365741][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1345.366056][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.366123][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.366172][ T32] r4:84867140 [ 1345.366222][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.366302][ T32] INFO: task kworker/1:266:5713 blocked for more than 471 seconds. [ 1345.366415][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.366487][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.366537][ T32] task:kworker/1:266 state:D stack:0 pid:5713 tgid:5713 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.366683][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.366831][ T32] Call trace: [ 1345.366900][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1345.367017][ T32] r10:8291a684 r9:ec6fdd84 r8:00000002 r7:60000113 r6:ec6fdd8c r5:858e3000 [ 1345.367068][ T32] r4:858e3000 [ 1345.367112][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) ** 3 printk messages dropped ** [ 1345.367427][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6fde08 ** 11 printk messages dropped ** [ 1345.368366][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1345.383816][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1345.384395][ T32] Call trace: ** 5 printk messages dropped ** [ 1345.384696][ T32] dd20: a55f7000 eb0cd000 00000001 80239b98 7f13f000 00000001 ** 7 printk messages dropped ** [ 1345.385075][ T32] r4:dfa0ddc0 ** 7 printk messages dropped ** [ 1345.385516][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1345.385934][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 7 printk messages dropped ** [ 1345.386153][ T32] r4:84867140 ** 5 printk messages dropped ** [ 1345.386423][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1345.386918][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1345.387283][ T32] r9:83018205 r8:85876c00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 ** 6 printk messages dropped ** [ 1345.387727][ T32] r7:ddde2d80 r6:83018200 r5:85828b8c r4:8590af00 ** 5 printk messages dropped ** [ 1345.388143][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1345.399492][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1345.400700][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) ** 5 printk messages dropped ** [ 1345.401161][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1345.401611][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1345.401698][ T32] r4:00000000 [ 1345.401785][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.401897][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1345.401959][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.402045][ T32] r5:00001000 r4:e0053000 [ 1345.402089][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.402178][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.402262][ T32] r5:84af7b8c r4:84af7800 [ 1345.402306][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.402398][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1345.402464][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.402579][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.402647][ T32] r4:84864380 [ 1345.402707][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.402841][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1345.402888][ T32] r4:00000001 [ 1345.402937][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.403013][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1345.403072][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.403133][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.403196][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.403308][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.403368][ T32] r4:84867140 [ 1345.403416][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.403475][ T32] INFO: task kworker/0:1020:5717 blocked for more than 471 seconds. [ 1345.403559][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.403652][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.403709][ T32] task:kworker/0:1020 state:D stack:0 pid:5717 tgid:5717 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.403891][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.404000][ T32] Call trace: [ 1345.404076][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1345.404183][ T32] r10:8291a684 r9:ec701d84 r8:00000002 r7:60000013 r6:ec701d8c r5:85865400 [ 1345.404239][ T32] r4:85865400 [ 1345.404288][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1345.404378][ T32] r5:85865400 r4:8291a680 [ 1345.404422][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.404505][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.404595][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec701e08 [ 1345.404644][ T32] r4:00000000 [ 1345.404696][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1345.404797][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1345.405390][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1345.405839][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.405945][ T32] r10:61c88647 r9:85865400 r8:8528652c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.406068][ T32] r4:85286500 [ 1345.406169][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.406267][ T32] r10:00000000 r9:85286500 r8:80287e08 r7:ec695e60 r6:850e2000 r5:85865400 [ 1345.406315][ T32] r4:00000001 [ 1345.406373][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.406453][ T32] Exception stack(0xec701fb0 to 0xec701ff8) [ 1345.406512][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.406578][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.406646][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.406730][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.406805][ T32] r4:85284d40 [ 1345.407029][ T32] INFO: task kworker/0:1020:5717 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1345.407124][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.407307][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.407404][ T32] Call trace: [ 1345.407471][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.407570][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1345.407617][ T32] r4:00000000 [ 1345.407659][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.407744][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1345.407792][ T32] dd20: a55f7000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1345.407852][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1345.407908][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.407937][ T32] r5:800f0013 r4:80239bb0 [ 1345.407959][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.408003][ T32] r4:82ac21e4 [ 1345.408023][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 1 printk messages dropped ** [ 1345.408189][ T32] r4:dfa0ddc0 ** 13 printk messages dropped ** [ 1345.441737][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1345.442204][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1345.442511][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1345.443101][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1345.443910][ T32] r5:858aa78c r4:858aa400 ** 11 printk messages dropped ** [ 1345.444887][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 15 printk messages dropped ** [ 1345.446384][ T32] r5:800f0013 r4:80239bb0 ** 13 printk messages dropped ** [ 1345.447518][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 13 printk messages dropped ** [ 1345.469583][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.469647][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.469753][ T32] r4:84867140 [ 1345.469817][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.469916][ T32] INFO: task kworker/0:1022:5721 blocked for more than 471 seconds. [ 1345.469991][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.470071][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.470123][ T32] task:kworker/0:1022 state:D stack:0 pid:5721 tgid:5721 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.470254][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.470425][ T32] Call trace: [ 1345.470492][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1345.470614][ T32] r10:8291a684 r9:ec6f9d84 r8:00000002 r7:60000013 r6:ec6f9d8c r5:85879800 [ 1345.470680][ T32] r4:85879800 [ 1345.470729][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1345.470845][ T32] r5:85879800 r4:8291a680 [ 1345.470886][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.471004][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.471098][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6f9e08 [ 1345.471160][ T32] r4:00000000 [ 1345.471263][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1345.471378][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1345.471470][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.471555][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850eb0c0 [ 1345.471605][ T32] r4:00000000 [ 1345.471655][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.471779][ T32] r9:83018005 r8:85879800 r7:00000000 r6:83018000 r5:00001000 r4:7f079000 [ 1345.471815][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.471882][ T32] r5:00001000 r4:ebc67000 [ 1345.471929][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.472022][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.472114][ T32] r5:858aab8c r4:858aa800 [ 1345.472165][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.472264][ T32] r7:dddced80 r6:83018000 r5:858aab8c r4:85286600 [ 1345.472312][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.472427][ T32] r10:61c88647 r9:85879800 r8:8528662c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.472491][ T32] r4:85286600 [ 1345.472536][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.472625][ T32] r10:00000000 r9:85286600 r8:80287e08 r7:ec709e60 r6:850e2100 r5:85879800 [ 1345.472672][ T32] r4:00000001 [ 1345.472727][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.472828][ T32] Exception stack(0xec6f9fb0 to 0xec6f9ff8) [ 1345.472892][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.472956][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.473050][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.473120][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.473166][ T32] r4:85284b80 [ 1345.473478][ T32] INFO: task kworker/0:1022:5721 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1345.473560][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.473690][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.473855][ T32] Call trace: [ 1345.473950][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.474056][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1345.474107][ T32] r4:00000000 [ 1345.474155][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.474258][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) ** 2 printk messages dropped ** [ 1345.474453][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1345.475076][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 12 printk messages dropped ** [ 1345.476066][ T32] r4:84864380 ** 5 printk messages dropped ** [ 1345.476547][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1345.477245][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1345.477972][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec711e08 ** 9 printk messages dropped ** [ 1345.503024][ T32] r5:00001000 r4:ebc7b000 ** 3 printk messages dropped ** [ 1345.503332][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1345.503808][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1345.504522][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 ** 8 printk messages dropped ** [ 1345.504970][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1345.505175][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1345.505352][ T32] r5:00001000 r4:e0053000 [ 1345.505375][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.505417][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.505480][ T32] r5:84af7b8c r4:84af7800 [ 1345.505563][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.505614][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1345.505635][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.505792][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.505831][ T32] r4:84864380 [ 1345.505883][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.505941][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1345.505965][ T32] r4:00000001 [ 1345.506013][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.506064][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1345.506115][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.506182][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.506214][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.506290][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.506347][ T32] r4:84867140 [ 1345.506391][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.506463][ T32] INFO: task kworker/1:268:5725 blocked for more than 472 seconds. [ 1345.506502][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.506530][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.506551][ T32] task:kworker/1:268 state:D stack:0 pid:5725 tgid:5725 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.506627][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.506696][ T32] Call trace: [ 1345.506767][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1345.506864][ T32] r10:8291a684 r9:ec715d84 r8:00000002 r7:60000113 r6:ec715d8c r5:8587bc00 [ 1345.506892][ T32] r4:8587bc00 [ 1345.506922][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1345.506967][ T32] r5:8587bc00 r4:8291a680 [ 1345.506987][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.507027][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1345.507212][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 1 printk messages dropped ** [ 1345.507274][ T32] r4:00000000 [ 1345.507315][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.507411][ T32] r9:83018205 r8:8587bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1345.507442][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.507485][ T32] r5:00001000 r4:ebb69000 [ 1345.507505][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.507543][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.507605][ T32] r5:8582938c r4:85829000 [ 1345.507652][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.507747][ T32] r7:ddde2d80 r6:83018200 r5:8582938c r4:850e2200 [ 1345.507774][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.507821][ T32] r10:61c88647 r9:8587bc00 r8:850e222c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.507853][ T32] r4:850e2200 [ 1345.507891][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.507943][ T32] r10:00000000 r9:850e2200 r8:80287e08 r7:ec6fde60 r6:850e2280 r5:8587bc00 [ 1345.507992][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1345.508171][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 11 printk messages dropped ** [ 1345.519457][ T32] dd20: a6269000 eb0cd000 00000001 80239b98 7f13f000 00000001 ** 16 printk messages dropped ** [ 1345.520241][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 13 printk messages dropped ** [ 1345.520893][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 12 printk messages dropped ** [ 1345.521430][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) ** 16 printk messages dropped ** [ 1345.522192][ T32] r5:8582978c r4:85829400 ** 7 printk messages dropped ** [ 1345.522547][ T32] r4:00000001 ** 10 printk messages dropped ** [ 1345.523299][ T32] Call trace: ** 9 printk messages dropped ** [ 1345.524093][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 19 printk messages dropped ** [ 1345.525521][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 14 printk messages dropped ** [ 1345.526109][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1345.526671][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1345.527465][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.527559][ T32] r5:00001000 r4:ebbdb000 [ 1345.527601][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.527684][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.527767][ T32] r5:85829b8c r4:85829800 [ 1345.527812][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.527937][ T32] r7:ddde2d80 r6:83018200 r5:85829b8c r4:850e2500 [ 1345.527997][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.528124][ T32] r10:61c88647 r9:8587ec00 r8:850e252c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.528213][ T32] r4:850e2500 [ 1345.528286][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.528357][ T32] r10:00000000 r9:850e2500 r8:80287e08 r7:ec6fde60 r6:850e2580 r5:8587ec00 [ 1345.528381][ T32] r4:00000001 [ 1345.528401][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.528461][ T32] Exception stack(0xec5d5fb0 to 0xec5d5ff8) [ 1345.528582][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.551226][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.551330][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.551402][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.551453][ T32] r4:850d0200 [ 1345.551741][ T32] INFO: task kworker/1:270:5759 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1345.551823][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.551996][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.552146][ T32] Call trace: [ 1345.552212][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.552312][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1345.552380][ T32] r4:00000000 [ 1345.552429][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.552513][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1345.552584][ T32] dd20: a66bf000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1345.552645][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1345.552699][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.552748][ T32] r5:800f0013 r4:80239bb0 [ 1345.552789][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.552894][ T32] r4:82ac21e4 [ 1345.552965][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.553054][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1345.553107][ T32] r4:dfa0ddc0 [ 1345.553170][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.553272][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 4 printk messages dropped ** [ 1345.553755][ T32] r5:00001000 r4:e0053000 ** 8 printk messages dropped ** [ 1345.554400][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 11 printk messages dropped ** [ 1345.555243][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 5 printk messages dropped ** [ 1345.555736][ T32] r10:8291a684 r9:ec5e1d84 r8:00000002 r7:60000113 r6:ec5e1d8c r5:8587e000 ** 9 printk messages dropped ** [ 1345.556633][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1345.557314][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 14 printk messages dropped ** [ 1345.558527][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 17 printk messages dropped ** [ 1345.581733][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 ** 15 printk messages dropped ** [ 1345.582466][ T32] r4:84864380 ** 8 printk messages dropped ** [ 1345.582857][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 15 printk messages dropped ** [ 1345.583681][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec609e08 ** 11 printk messages dropped ** [ 1345.584239][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.584289][ T32] r5:8582a78c r4:8582a400 [ 1345.584323][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.584373][ T32] r7:ddde2d80 r6:83018200 r5:8582a78c r4:850e2700 [ 1345.584394][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.584441][ T32] r10:61c88647 r9:85876000 r8:850e272c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.584463][ T32] r4:850e2700 [ 1345.584484][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.584529][ T32] r10:00000000 r9:850e2700 r8:80287e08 r7:ec5e1e60 r6:850e2780 r5:85876000 [ 1345.584551][ T32] r4:00000001 [ 1345.584570][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.584604][ T32] Exception stack(0xec609fb0 to 0xec609ff8) [ 1345.584630][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.584693][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.584746][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.584784][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.584807][ T32] r4:850d0940 [ 1345.584923][ T32] INFO: task kworker/1:272:5771 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1345.584978][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.585086][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.585160][ T32] Call trace: [ 1345.585223][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.585310][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1345.585337][ T32] r4:00000000 [ 1345.585358][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.585418][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1345.585457][ T32] dd20: a6ace000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1345.585487][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1345.585536][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.585589][ T32] r5:800f0013 r4:80239bb0 [ 1345.585627][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.585671][ T32] r4:82ac21e4 [ 1345.585693][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.585734][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1345.585756][ T32] r4:dfa0ddc0 [ 1345.585796][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.585841][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1345.585865][ T32] r4:00000000 [ 1345.585886][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.585961][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1345.585986][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.586029][ T32] r5:00001000 r4:e0053000 [ 1345.586050][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.586089][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1345.586450][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 10 printk messages dropped ** [ 1345.586910][ T32] task:kworker/1:273 state:D stack:0 pid:5776 tgid:5776 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1345.587385][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1345.587737][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1345.588080][ T32] r10:00000000 r9:850e2800 r8:80287e08 r7:ec5e1e60 r6:850e2880 r5:85878000 ** 10 printk messages dropped ** [ 1345.609384][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1345.609713][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) ** 7 printk messages dropped ** [ 1345.610008][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 ** 10 printk messages dropped ** [ 1345.610481][ T32] r5:84af7b8c r4:84af7800 ** 5 printk messages dropped ** [ 1345.610708][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.610803][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1345.610846][ T32] r4:00000001 [ 1345.610870][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.610934][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1345.610985][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.611019][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.611046][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.611104][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.611130][ T32] r4:84867140 [ 1345.611182][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.611224][ T32] INFO: task kworker/1:274:5780 blocked for more than 472 seconds. [ 1345.611275][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.611319][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.611343][ T32] task:kworker/1:274 state:D stack:0 pid:5780 tgid:5780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.611390][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.611453][ T32] Call trace: [ 1345.611507][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1345.611560][ T32] r10:8291a684 r9:ec749d84 r8:00000002 r7:60000113 r6:ec749d8c r5:85880000 [ 1345.611584][ T32] r4:85880000 [ 1345.611604][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1345.611685][ T32] r5:85880000 r4:8291a680 [ 1345.611710][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.611751][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.611793][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec749e08 [ 1345.611816][ T32] r4:00000000 [ 1345.611856][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1345.611900][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1345.611989][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.612043][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84597180 [ 1345.612098][ T32] r4:00000000 [ 1345.612147][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.612201][ T32] r9:83018205 r8:85880000 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 1345.612224][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.612305][ T32] r5:00001000 r4:ebaf9000 [ 1345.612330][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.612412][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.612458][ T32] r5:8582af8c r4:8582ac00 [ 1345.612500][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.612551][ T32] r7:ddde2d80 r6:83018200 r5:8582af8c r4:850e2900 [ 1345.612574][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.612643][ T32] r10:61c88647 r9:85880000 r8:850e292c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.612695][ T32] r4:850e2900 [ 1345.612718][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.612765][ T32] r10:00000000 r9:850e2900 r8:80287e08 r7:ec5e1e60 r6:850e2980 r5:85880000 [ 1345.612797][ T32] r4:00000001 [ 1345.612843][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.612889][ T32] Exception stack(0xec749fb0 to 0xec749ff8) [ 1345.613001][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.613034][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.613061][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.613090][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 2 printk messages dropped ** [ 1345.613339][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1345.613979][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1345.614139][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 11 printk messages dropped ** [ 1345.614729][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1345.615008][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1345.615358][ T32] task:kworker/1:275 state:D stack:0 pid:5787 tgid:5787 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1345.615908][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1345.616371][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1345.616641][ T32] r4:850e2a00 ** 6 printk messages dropped ** [ 1345.616926][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1345.617334][ T32] Call trace: ** 2 printk messages dropped ** [ 1345.617448][ T32] r4:00000000 [ 1345.617469][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.617508][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1345.617556][ T32] dd20: a6fa5000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1345.617594][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1345.617620][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.617654][ T32] r5:800f0013 r4:80239bb0 [ 1345.617681][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.617742][ T32] r4:82ac21e4 [ 1345.617808][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.617854][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1345.617897][ T32] r4:dfa0ddc0 [ 1345.617929][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.617992][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1345.618023][ T32] r4:00000000 [ 1345.618045][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.618111][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1345.618141][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.618188][ T32] r5:00001000 r4:e0053000 [ 1345.618210][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.618250][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.618303][ T32] r5:84af7b8c r4:84af7800 [ 1345.618327][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.618400][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1345.618425][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.618648][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.651830][ T32] r4:84864380 [ 1345.651953][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.652037][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1345.652062][ T32] r4:00000001 [ 1345.652083][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.652129][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1345.652161][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.652190][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.652217][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.652246][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.652283][ T32] r4:84867140 [ 1345.652341][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.652394][ T32] INFO: task kworker/1:276:5887 blocked for more than 472 seconds. [ 1345.652461][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.652515][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.652547][ T32] task:kworker/1:276 state:D stack:0 pid:5887 tgid:5887 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.652610][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.652688][ T32] Call trace: [ 1345.652722][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1345.652774][ T32] r10:8291a684 r9:ec815d84 r8:00000002 r7:60000113 r6:ec815d8c r5:85886000 [ 1345.652820][ T32] r4:85886000 ** 2 printk messages dropped ** [ 1345.652919][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 13 printk messages dropped ** [ 1345.653601][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1345.653865][ T32] r4:850e2b00 ** 6 printk messages dropped ** [ 1345.654164][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1345.654755][ T32] Call trace: ** 5 printk messages dropped ** [ 1345.655035][ T32] dd20: a7787000 eb0cd000 00000001 80239b98 7f13f000 00000001 ** 9 printk messages dropped ** [ 1345.655564][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 12 printk messages dropped ** [ 1345.656380][ T32] r4:84864380 ** 3 printk messages dropped ** [ 1345.656497][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 9 printk messages dropped ** [ 1345.656823][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1345.657285][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1345.657733][ T32] r5:00001000 r4:ec593000 [ 1345.657753][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.657791][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.657832][ T32] r5:84a7bb8c r4:84a7b800 [ 1345.657862][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.657939][ T32] r7:ddde2d80 r6:83018200 r5:84a7bb8c r4:850e2c00 [ 1345.657985][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.658045][ T32] r10:61c88647 r9:85886c00 r8:850e2c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.658071][ T32] r4:850e2c00 [ 1345.658103][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.658156][ T32] r10:00000000 r9:850e2c00 r8:80287e08 r7:ec5e1e60 r6:850e2c80 r5:85886c00 [ 1345.658179][ T32] r4:00000001 [ 1345.658198][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.658233][ T32] Exception stack(0xec729fb0 to 0xec729ff8) [ 1345.658281][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.658318][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.658370][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.658408][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.658431][ T32] r4:853dd200 [ 1345.673380][ T32] INFO: task kworker/1:277:5890 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1345.673536][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.673617][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.673692][ T32] Call trace: [ 1345.673726][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.673784][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1345.673894][ T32] r4:00000000 [ 1345.673927][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.673970][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1345.674055][ T32] dd20: a79a9000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1345.674089][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1345.674156][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.674185][ T32] r5:800f0013 r4:80239bb0 [ 1345.674206][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.674275][ T32] r4:82ac21e4 [ 1345.674323][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.674401][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1345.674425][ T32] r4:dfa0ddc0 [ 1345.674445][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.674503][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1345.674529][ T32] r4:00000000 [ 1345.674551][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.674629][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1345.674661][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1345.675243][ T32] r4:84864380 ** 5 printk messages dropped ** [ 1345.675503][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 16 printk messages dropped ** [ 1345.676334][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 13 printk messages dropped ** [ 1345.676992][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1345.677313][ T32] r4:850e2d00 ** 4 printk messages dropped ** [ 1345.677537][ T32] Exception stack(0xec731fb0 to 0xec731ff8) ** 6 printk messages dropped ** [ 1345.677887][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1345.678410][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 12 printk messages dropped ** [ 1345.691595][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1345.691868][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 11 printk messages dropped ** [ 1345.692314][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1345.692654][ T32] r4:85883000 ** 4 printk messages dropped ** [ 1345.692885][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec741e08 ** 5 printk messages dropped ** [ 1345.693086][ T32] r4:00000000 [ 1345.693107][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.693152][ T32] r9:83018205 r8:85883000 r7:00000000 r6:83018200 r5:00001000 r4:7f147000 [ 1345.693175][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.693215][ T32] r5:00001000 r4:ec6af000 [ 1345.693235][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.693274][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.693315][ T32] r5:84a7af8c r4:84a7ac00 [ 1345.693335][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.693379][ T32] r7:ddde2d80 r6:83018200 r5:84a7af8c r4:850e2e00 [ 1345.693399][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.693471][ T32] r10:61c88647 r9:85883000 r8:850e2e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.693536][ T32] r4:850e2e00 [ 1345.693582][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.693632][ T32] r10:00000000 r9:850e2e00 r8:80287e08 r7:ec731e60 r6:850e2e80 r5:85883000 [ 1345.693656][ T32] r4:00000001 [ 1345.693697][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.693737][ T32] Exception stack(0xec741fb0 to 0xec741ff8) [ 1345.693764][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.693794][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.693820][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.693886][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.693936][ T32] r4:853dd5c0 [ 1345.694108][ T32] INFO: task kworker/1:279:5894 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1345.694141][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.694199][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.694272][ T32] Call trace: [ 1345.694341][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.694397][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1345.694420][ T32] r4:00000000 [ 1345.694460][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.694511][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1345.694540][ T32] dd20: a7d97000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1345.694570][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1345.694617][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.694651][ T32] r5:800f0013 r4:80239bb0 [ 1345.694673][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.694714][ T32] r4:82ac21e4 [ 1345.694775][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.694906][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1345.694937][ T32] r4:dfa0ddc0 [ 1345.694957][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.695000][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1345.695046][ T32] r4:00000000 [ 1345.695079][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.695125][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1345.695148][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.695189][ T32] r5:00001000 r4:e0053000 [ 1345.695210][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.695249][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.695319][ T32] r5:84af7b8c r4:84af7800 [ 1345.695344][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.695392][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1345.695414][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.695460][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.695504][ T32] r4:84864380 [ 1345.695536][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.695605][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1345.695641][ T32] r4:00000001 [ 1345.695668][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.695746][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1345.695776][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.695805][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.695842][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.695873][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.695897][ T32] r4:84867140 [ 1345.695925][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.695950][ T32] INFO: task kworker/1:280:5896 blocked for more than 472 seconds. [ 1345.696001][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.696029][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.696052][ T32] task:kworker/1:280 state:D stack:0 pid:5896 tgid:5896 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.696112][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.696154][ T32] Call trace: [ 1345.696205][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1345.696260][ T32] r10:8291a684 r9:ec745d84 r8:00000002 r7:60000113 r6:ec745d8c r5:85884800 [ 1345.696304][ T32] r4:85884800 [ 1345.696349][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1345.696401][ T32] r5:85884800 r4:8291a680 [ 1345.696436][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.696483][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.696537][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec745e08 [ 1345.696590][ T32] r4:00000000 [ 1345.696613][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1345.696684][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1345.696756][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.696802][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853dda80 [ 1345.696826][ T32] r4:00000000 [ 1345.696847][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.696892][ T32] r9:83018205 r8:85884800 r7:00000000 r6:83018200 r5:00001000 r4:7f149000 [ 1345.696921][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.696965][ T32] r5:00001000 r4:ec70b000 [ 1345.696985][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.697023][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.697066][ T32] r5:8583438c r4:85834000 [ 1345.697107][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.697160][ T32] r7:ddde2d80 r6:83018200 r5:8583438c r4:850e2f00 [ 1345.697182][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.697228][ T32] r10:61c88647 r9:85884800 r8:850e2f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.697271][ T32] r4:850e2f00 [ 1345.697318][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.697367][ T32] r10:00000000 r9:850e2f00 r8:80287e08 r7:ec741e60 r6:850e2f80 r5:85884800 [ 1345.697390][ T32] r4:00000001 [ 1345.697409][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.697444][ T32] Exception stack(0xec745fb0 to 0xec745ff8) [ 1345.697471][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.697510][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.697560][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.697616][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.697687][ T32] r4:853dd640 [ 1345.697804][ T32] INFO: task kworker/1:280:5896 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1345.697836][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.697926][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.698038][ T32] Call trace: [ 1345.698086][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.698139][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1345.698168][ T32] r4:00000000 [ 1345.698191][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.698231][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1345.698259][ T32] dd20: a7d97000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1345.698288][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1345.698313][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.698336][ T32] r5:800f0013 r4:80239bb0 [ 1345.698357][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.698396][ T32] r4:82ac21e4 [ 1345.698496][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.721427][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1345.721479][ T32] r4:dfa0ddc0 [ 1345.721526][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.721620][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1345.721654][ T32] r4:00000000 [ 1345.721675][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.721724][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1345.721747][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.721793][ T32] r5:00001000 r4:e0053000 [ 1345.721813][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.721853][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.721913][ T32] r5:84af7b8c r4:84af7800 [ 1345.721938][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.721988][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1345.722010][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.722056][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.722079][ T32] r4:84864380 [ 1345.722099][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.722150][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1345.722220][ T32] r4:00000001 [ 1345.722248][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.722312][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1345.722387][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.722446][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.722477][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.722506][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.722541][ T32] r4:84867140 [ 1345.722602][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.722637][ T32] INFO: task kworker/1:281:5897 blocked for more than 472 seconds. [ 1345.722671][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.722719][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.722791][ T32] task:kworker/1:281 state:D stack:0 pid:5897 tgid:5897 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.722893][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.722945][ T32] Call trace: [ 1345.722979][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1345.723030][ T32] r10:8291a684 r9:ec5fdd84 r8:00000002 r7:60000013 r6:ec5fdd8c r5:85883c00 [ 1345.723074][ T32] r4:85883c00 [ 1345.723113][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1345.723161][ T32] r5:85883c00 r4:8291a680 [ 1345.723184][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.723267][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.723337][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec5fde08 [ 1345.723368][ T32] r4:00000000 [ 1345.723409][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1345.723459][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1345.723546][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.723613][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853ddc00 [ 1345.723644][ T32] r4:00000000 [ 1345.723671][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.723718][ T32] r9:83018205 r8:85883c00 r7:00000000 r6:83018200 r5:00001000 r4:7f14b000 [ 1345.723740][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.723782][ T32] r5:00001000 r4:ec733000 [ 1345.723857][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.723936][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.723987][ T32] r5:8583478c r4:85834400 [ 1345.724008][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.724054][ T32] r7:ddde2d80 r6:83018200 r5:8583478c r4:85958000 [ 1345.724074][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.724135][ T32] r10:61c88647 r9:85883c00 r8:8595802c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.724161][ T32] r4:85958000 [ 1345.724181][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.724249][ T32] r10:00000000 r9:85958000 r8:80287e08 r7:ec745e60 r6:85958080 r5:85883c00 [ 1345.724306][ T32] r4:00000001 [ 1345.724352][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.724423][ T32] Exception stack(0xec5fdfb0 to 0xec5fdff8) [ 1345.724467][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.724499][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.724550][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.724596][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.724621][ T32] r4:853dd640 [ 1345.724819][ T32] INFO: task kworker/1:281:5897 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1345.724859][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1345.725123][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 ** 7 printk messages dropped ** [ 1345.725395][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1345.725832][ T32] r5:00001000 r4:e0053000 ** 7 printk messages dropped ** [ 1345.726131][ T32] r4:84864380 ** 2 printk messages dropped ** [ 1345.726276][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1345.726587][ T32] r4:84867140 ** 5 printk messages dropped ** [ 1345.726963][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1345.727256][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1345.727517][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853dde00 ** 4 printk messages dropped ** [ 1345.727847][ T32] r5:00001000 r4:ec75b000 ** 1 printk messages dropped ** [ 1345.727965][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1345.728480][ T32] r10:00000000 r9:85958100 r8:80287e08 r7:ec5fde60 r6:85958180 r5:85888000 ** 7 printk messages dropped ** [ 1345.751755][ T32] r4:853dda00 ** 1 printk messages dropped ** [ 1345.752012][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.752209][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.752270][ T32] Call trace: [ 1345.752303][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.752420][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1345.752453][ T32] r4:00000000 [ 1345.752474][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.752516][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1345.752565][ T32] dd20: a89dc000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1345.752624][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1345.752655][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.752680][ T32] r5:800f0013 r4:80239bb0 [ 1345.752701][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.752743][ T32] r4:82ac21e4 [ 1345.752784][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.752831][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1345.752884][ T32] r4:dfa0ddc0 [ 1345.752914][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.752959][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1345.752981][ T32] r4:00000000 [ 1345.753014][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.753065][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1345.753097][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.753144][ T32] r5:00001000 r4:e0053000 [ 1345.753176][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.753224][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.753268][ T32] r5:84af7b8c r4:84af7800 [ 1345.753300][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.753373][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1345.753404][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.753451][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.753473][ T32] r4:84864380 [ 1345.753493][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.753538][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1345.753562][ T32] r4:00000001 [ 1345.753612][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.753678][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1345.753709][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.753757][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.753787][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.753816][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.753868][ T32] r4:84867140 [ 1345.753894][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.753951][ T32] INFO: task kworker/1:283:5901 blocked for more than 472 seconds. [ 1345.753988][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.754045][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.754088][ T32] task:kworker/1:283 state:D stack:0 pid:5901 tgid:5901 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.754160][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.754218][ T32] Call trace: [ 1345.754259][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1345.754414][ T32] r10:8291a684 r9:ec765d84 r8:00000002 r7:60000013 r6:ec765d8c r5:858e5400 [ 1345.754463][ T32] r4:858e5400 [ 1345.754508][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1345.754560][ T32] r5:858e5400 r4:8291a680 [ 1345.754581][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.754695][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.754767][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec765e08 [ 1345.754792][ T32] r4:00000000 [ 1345.754838][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1345.754877][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1345.754919][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.754973][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853ddf40 [ 1345.755127][ T32] r4:00000000 [ 1345.755153][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.755200][ T32] r9:83018205 r8:858e5400 r7:00000000 r6:83018200 r5:00001000 r4:7f14f000 [ 1345.755222][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.755282][ T32] r5:00001000 r4:ec767000 [ 1345.755307][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.755369][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.755418][ T32] r5:85834f8c r4:85834c00 [ 1345.755438][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.755484][ T32] r7:ddde2d80 r6:83018200 r5:85834f8c r4:85958200 [ 1345.755506][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.755551][ T32] r10:61c88647 r9:858e5400 r8:8595822c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.755596][ T32] r4:85958200 [ 1345.755619][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.755673][ T32] r10:00000000 r9:85958200 r8:80287e08 r7:ec759e60 r6:85286800 r5:858e5400 ** 2 printk messages dropped ** [ 1345.755771][ T32] Exception stack(0xec765fb0 to 0xec765ff8) ** 6 printk messages dropped ** [ 1345.756104][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1345.756804][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1345.757044][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1345.757401][ T32] r5:84af7b8c r4:84af7800 ** 4 printk messages dropped ** [ 1345.757680][ T32] r4:84864380 ** 3 printk messages dropped ** [ 1345.757830][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 9 printk messages dropped ** [ 1345.758279][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 8 printk messages dropped ** [ 1345.769518][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1345.769719][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 2 printk messages dropped ** [ 1345.769859][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1345.770090][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1345.770232][ T32] r7:ddde2d80 r6:83018200 r5:8583578c r4:85958280 ** 1 printk messages dropped ** [ 1345.770321][ T32] r10:61c88647 r9:858e6000 r8:859582ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1345.770678][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1345.771315][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 ** 2 printk messages dropped ** [ 1345.771466][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1345.771496][ T32] dd20: a89dc000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1345.771534][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1345.771563][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.771588][ T32] r5:800f0013 r4:80239bb0 [ 1345.771608][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.771648][ T32] r4:82ac21e4 [ 1345.771673][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.771715][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1345.771768][ T32] r4:dfa0ddc0 [ 1345.771817][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.771876][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1345.771929][ T32] r4:00000000 [ 1345.771958][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.772031][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1345.772061][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.772106][ T32] r5:00001000 r4:e0053000 [ 1345.772183][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.772239][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.772307][ T32] r5:84af7b8c r4:84af7800 [ 1345.772359][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.772411][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1345.772432][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.772478][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.772500][ T32] r4:84864380 [ 1345.772520][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.772565][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1345.772616][ T32] r4:00000001 [ 1345.772641][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.772707][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1345.772767][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.772827][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.772861][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.772891][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.772920][ T32] r4:84867140 [ 1345.772941][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.772970][ T32] INFO: task kworker/1:285:5906 blocked for more than 472 seconds. [ 1345.773003][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.773029][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.773051][ T32] task:kworker/1:285 state:D stack:0 pid:5906 tgid:5906 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.773139][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.773189][ T32] Call trace: [ 1345.773240][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1345.773300][ T32] r10:8291a684 r9:ec785d84 r8:00000002 r7:60000013 r6:ec785d8c r5:858e3c00 [ 1345.773326][ T32] r4:858e3c00 [ 1345.773376][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1345.773425][ T32] r5:858e3c00 r4:8291a680 [ 1345.773469][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.773522][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.773599][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec785e08 [ 1345.773678][ T32] r4:00000000 [ 1345.773705][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1345.773773][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1345.773855][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.773911][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851c4000 [ 1345.773935][ T32] r4:00000000 [ 1345.773956][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.774002][ T32] r9:83018205 r8:858e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f151000 [ 1345.774036][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.774105][ T32] r5:00001000 r4:ec773000 [ 1345.774128][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.774169][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.774235][ T32] r5:8583538c r4:85835000 [ 1345.774259][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.774365][ T32] r7:ddde2d80 r6:83018200 r5:8583538c r4:85958300 [ 1345.774397][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.774446][ T32] r10:61c88647 r9:858e3c00 r8:8595832c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.774469][ T32] r4:85958300 [ 1345.774510][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.774562][ T32] r10:00000000 r9:85958300 r8:80287e08 r7:ec771e60 r6:85286900 r5:858e3c00 [ 1345.774586][ T32] r4:00000001 [ 1345.774664][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.774732][ T32] Exception stack(0xec785fb0 to 0xec785ff8) [ 1345.774813][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1345.774930][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1345.775603][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) ** 5 printk messages dropped ** [ 1345.775791][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1345.776034][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 11 printk messages dropped ** [ 1345.776489][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1345.776877][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.776900][ T32] r4:84867140 [ 1345.776927][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.776951][ T32] INFO: task kworker/1:286:5908 blocked for more than 472 seconds. [ 1345.776995][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.777022][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.777043][ T32] task:kworker/1:286 state:D stack:0 pid:5908 tgid:5908 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.777087][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.777128][ T32] Call trace: [ 1345.777179][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1345.777236][ T32] r10:8291a684 r9:ec789d84 r8:00000002 r7:60000113 r6:ec789d8c r5:858e0c00 [ 1345.777271][ T32] r4:858e0c00 [ 1345.777294][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1345.777342][ T32] r5:858e0c00 r4:8291a680 [ 1345.777364][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.777438][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.777531][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec789e08 [ 1345.777655][ T32] r4:00000000 [ 1345.777702][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1345.777741][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1345.777818][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.777863][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85955380 [ 1345.777931][ T32] r4:00000000 [ 1345.777972][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.778030][ T32] r9:83018205 r8:858e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f155000 [ 1345.778056][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.778098][ T32] r5:00001000 r4:ec78b000 [ 1345.778159][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.778202][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.778244][ T32] r5:85835b8c r4:85835800 [ 1345.778285][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.778354][ T32] r7:ddde2d80 r6:83018200 r5:85835b8c r4:85958380 [ 1345.778379][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.778426][ T32] r10:61c88647 r9:858e0c00 r8:859583ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.778524][ T32] r4:85958380 [ 1345.800512][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.800610][ T32] r10:00000000 r9:85958380 r8:80287e08 r7:ec771e60 r6:85286980 r5:858e0c00 [ 1345.800636][ T32] r4:00000001 [ 1345.800674][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.800719][ T32] Exception stack(0xec789fb0 to 0xec789ff8) [ 1345.800750][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.800800][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.800854][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.800888][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.800942][ T32] r4:85955140 [ 1345.801134][ T32] INFO: task kworker/1:286:5908 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1345.801172][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.801269][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.801351][ T32] Call trace: [ 1345.801385][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.801438][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1345.801487][ T32] r4:00000000 [ 1345.801520][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.801565][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1345.801594][ T32] dd20: a906e000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1345.801624][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1345.801649][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.801706][ T32] r5:800f0013 r4:80239bb0 [ 1345.801731][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.801795][ T32] r4:82ac21e4 [ 1345.801841][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.801932][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1345.801964][ T32] r4:dfa0ddc0 [ 1345.802041][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.802138][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1345.802170][ T32] r4:00000000 [ 1345.802191][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.802238][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1345.802261][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.802345][ T32] r5:00001000 r4:e0053000 [ 1345.802439][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1345.802635][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 ** 2 printk messages dropped ** [ 1345.802822][ T32] r4:84864380 ** 1 printk messages dropped ** [ 1345.802953][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 9 printk messages dropped ** [ 1345.803355][ T32] INFO: task kworker/1:287:5910 blocked for more than 472 seconds. ** 8 printk messages dropped ** [ 1345.803761][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) ** 6 printk messages dropped ** [ 1345.804069][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1345.804172][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85955c80 [ 1345.804194][ T32] r4:00000000 [ 1345.804214][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.804274][ T32] r9:83018205 r8:85888c00 r7:00000000 r6:83018200 r5:00001000 r4:7f163000 [ 1345.804378][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.804433][ T32] r5:00001000 r4:ec861000 [ 1345.804455][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.804495][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.804537][ T32] r5:85836b8c r4:85836800 [ 1345.804566][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.804616][ T32] r7:ddde2d80 r6:83018200 r5:85836b8c r4:85958400 [ 1345.804640][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.804708][ T32] r10:61c88647 r9:85888c00 r8:8595842c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.804740][ T32] r4:85958400 [ 1345.804759][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.804816][ T32] r10:00000000 r9:85958400 r8:80287e08 r7:ec789e60 r6:85958480 r5:85888c00 [ 1345.804841][ T32] r4:00000001 [ 1345.804898][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.804977][ T32] Exception stack(0xec795fb0 to 0xec795ff8) [ 1345.805008][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.805038][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.805086][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1345.805655][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) ** 15 printk messages dropped ** [ 1345.806432][ T32] r5:00001000 r4:e0053000 ** 8 printk messages dropped ** [ 1345.806936][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1345.807351][ T32] r4:84867140 ** 5 printk messages dropped ** [ 1345.807657][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1345.808054][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 8 printk messages dropped ** [ 1345.808466][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1345.832549][ T32] r7:ddde2d80 r6:83018200 r5:85835f8c r4:85958500 ** 5 printk messages dropped ** [ 1345.832750][ T32] r4:00000001 [ 1345.832771][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.832838][ T32] Exception stack(0xec831fb0 to 0xec831ff8) [ 1345.832878][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.832936][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.832969][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.833010][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.833058][ T32] r4:859554c0 [ 1345.833239][ T32] INFO: task kworker/1:288:5912 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1345.833357][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.833434][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.833571][ T32] Call trace: [ 1345.833641][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.833704][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1345.833729][ T32] r4:00000000 [ 1345.833770][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.833834][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1345.833875][ T32] dd20: a950b000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1345.833915][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1345.834047][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.834101][ T32] r5:800f0013 r4:80239bb0 [ 1345.834135][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.834205][ T32] r4:82ac21e4 [ 1345.834238][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.834331][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1345.834384][ T32] r4:dfa0ddc0 [ 1345.834411][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.834529][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1345.834567][ T32] r4:00000000 [ 1345.834596][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.834658][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1345.834752][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.834859][ T32] r5:00001000 r4:e0053000 [ 1345.834939][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.834995][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.835053][ T32] r5:84af7b8c r4:84af7800 [ 1345.835080][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.835142][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1345.835170][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.835234][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.835278][ T32] r4:84864380 [ 1345.835306][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.835394][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1345.835426][ T32] r4:00000001 [ 1345.835476][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.835546][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1345.835576][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.835607][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.835633][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1345.835793][ T32] INFO: task kworker/1:289:5917 blocked for more than 472 seconds. ** 8 printk messages dropped ** [ 1345.836156][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) ** 9 printk messages dropped ** [ 1345.836556][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1345.836794][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1345.837021][ T32] r4:85958600 ** 2 printk messages dropped ** [ 1345.837127][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1345.837312][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1345.837560][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1345.838187][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 12 printk messages dropped ** [ 1345.856700][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.856765][ T32] r5:84af7b8c r4:84af7800 [ 1345.856842][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.856896][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1345.856943][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.857001][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.857051][ T32] r4:84864380 [ 1345.857077][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.857125][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1345.857147][ T32] r4:00000001 [ 1345.857232][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.857275][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1345.857329][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.857368][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.857416][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.857448][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.857491][ T32] r4:84867140 [ 1345.857518][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.857549][ T32] INFO: task kworker/1:290:5920 blocked for more than 472 seconds. [ 1345.857604][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.857650][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.857687][ T32] task:kworker/1:290 state:D stack:0 pid:5920 tgid:5920 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.857778][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.857916][ T32] Call trace: [ 1345.858039][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1345.858126][ T32] r10:8291a684 r9:ec82dd84 r8:00000002 r7:60000013 r6:ec82dd8c r5:8588bc00 [ 1345.858177][ T32] r4:8588bc00 [ 1345.858202][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1345.858246][ T32] r5:8588bc00 r4:8291a680 [ 1345.858267][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.858348][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.858402][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec82de08 [ 1345.858529][ T32] r4:00000000 [ 1345.863270][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1345.863351][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1345.863394][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.863439][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85955b00 [ 1345.863492][ T32] r4:00000000 [ 1345.863538][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.863591][ T32] r9:83018205 r8:8588bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f161000 [ 1345.863635][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.863699][ T32] r5:00001000 r4:ec855000 [ 1345.863730][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.863794][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.863847][ T32] r5:8583678c r4:85836400 [ 1345.863891][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.863985][ T32] r7:ddde2d80 r6:83018200 r5:8583678c r4:85958700 [ 1345.864031][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.864081][ T32] r10:61c88647 r9:8588bc00 r8:8595872c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.864105][ T32] r4:85958700 [ 1345.864124][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.864193][ T32] r10:00000000 r9:85958700 r8:80287e08 r7:ec795e60 r6:85958780 r5:8588bc00 [ 1345.864225][ T32] r4:00000001 [ 1345.864256][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1345.864568][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1345.865251][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) ** 7 printk messages dropped ** [ 1345.865576][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 ** 10 printk messages dropped ** [ 1345.866004][ T32] r5:84af7b8c r4:84af7800 ** 5 printk messages dropped ** [ 1345.866284][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1345.866717][ T32] INFO: task kworker/1:291:5923 blocked for more than 472 seconds. ** 10 printk messages dropped ** [ 1345.867365][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1345.867759][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85955dc0 ** 4 printk messages dropped ** [ 1345.868002][ T32] r5:00001000 r4:ec86d000 ** 1 printk messages dropped ** [ 1345.868061][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1345.868284][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1345.886085][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1345.886304][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1345.886647][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 18 printk messages dropped ** [ 1345.887475][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1345.887973][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.888002][ T32] r4:84864380 [ 1345.888025][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.888088][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1345.888115][ T32] r4:00000001 [ 1345.888135][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.888173][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1345.888201][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.888262][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.888299][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.888328][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.888372][ T32] r4:84867140 [ 1345.888401][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.888559][ T32] INFO: task kworker/1:292:5926 blocked for more than 472 seconds. [ 1345.893326][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.893376][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.893400][ T32] task:kworker/1:292 state:D stack:0 pid:5926 tgid:5926 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.893499][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.893595][ T32] Call trace: [ 1345.893674][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1345.893734][ T32] r10:8291a684 r9:ec871d84 r8:00000002 r7:60000113 r6:ec871d8c r5:8588d400 [ 1345.893758][ T32] r4:8588d400 [ 1345.893805][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1345.893853][ T32] r5:8588d400 r4:8291a680 [ 1345.893875][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.893969][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.894054][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec871e08 [ 1345.894079][ T32] r4:00000000 [ 1345.894099][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1345.894135][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1345.894173][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.894214][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85955f40 [ 1345.894236][ T32] r4:00000000 [ 1345.894279][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.894353][ T32] r9:83018205 r8:8588d400 r7:00000000 r6:83018200 r5:00001000 r4:7f169000 [ 1345.894380][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.894457][ T32] r5:00001000 r4:ec889000 [ 1345.894514][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.894587][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.894642][ T32] r5:8583738c r4:85837000 [ 1345.894671][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.894757][ T32] r7:ddde2d80 r6:83018200 r5:8583738c r4:85958900 [ 1345.894786][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.894835][ T32] r10:61c88647 r9:8588d400 r8:8595892c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1345.895017][ T32] Exception stack(0xec871fb0 to 0xec871ff8) ** 7 printk messages dropped ** [ 1345.895521][ T32] Workqueue: events bpf_prog_free_deferred ** 13 printk messages dropped ** [ 1345.896246][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 ** 16 printk messages dropped ** [ 1345.896958][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 14 printk messages dropped ** [ 1345.897526][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1345.898115][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec881e08 ** 9 printk messages dropped ** [ 1345.915997][ T32] r5:00001000 r4:ec891000 ** 7 printk messages dropped ** [ 1345.916362][ T32] r4:85958a00 ** 8 printk messages dropped ** [ 1345.916859][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1345.917421][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.917487][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1345.917526][ T32] dd20: aa3bc000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1345.917598][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1345.917628][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.917699][ T32] r5:800f0013 r4:80239bb0 [ 1345.917750][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.917817][ T32] r4:82ac21e4 [ 1345.917891][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.917940][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1345.917983][ T32] r4:dfa0ddc0 [ 1345.918029][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.918079][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1345.918103][ T32] r4:00000000 [ 1345.918124][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.918169][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1345.918197][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.918241][ T32] r5:00001000 r4:e0053000 [ 1345.918281][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.918326][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.918410][ T32] r5:84af7b8c r4:84af7800 [ 1345.918435][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.924875][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1345.924977][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.925053][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.925078][ T32] r4:84864380 [ 1345.925098][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.925146][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1345.925168][ T32] r4:00000001 [ 1345.925206][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.925252][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1345.925308][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.925347][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.925375][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 11 printk messages dropped ** [ 1345.925945][ T32] r4:8588ec00 ** 9 printk messages dropped ** [ 1345.926397][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8594b500 ** 7 printk messages dropped ** [ 1345.926937][ T32] r5:8583c38c r4:8583c000 [ 1345.926963][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.927011][ T32] r7:ddde2d80 r6:83018200 r5:8583c38c r4:85958b00 [ 1345.927048][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.927126][ T32] r10:61c88647 r9:8588ec00 r8:85958b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.927151][ T32] r4:85958b00 [ 1345.927172][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.927219][ T32] r10:00000000 r9:85958b00 r8:80287e08 r7:ec881e60 r6:85958b80 r5:8588ec00 [ 1345.927242][ T32] r4:00000001 [ 1345.927273][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.927313][ T32] Exception stack(0xec87dfb0 to 0xec87dff8) [ 1345.927342][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.927374][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.927424][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.927465][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.927491][ T32] r4:85955f00 [ 1345.927670][ T32] INFO: task kworker/1:294:5930 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1345.927721][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.927787][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.927834][ T32] Call trace: [ 1345.927886][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.927949][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1345.927973][ T32] r4:00000000 [ 1345.928012][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.928058][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1345.928087][ T32] dd20: aa3bc000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1345.928116][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1345.928176][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.928205][ T32] r5:800f0013 r4:80239bb0 [ 1345.928227][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 2 printk messages dropped ** [ 1345.928373][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 ** 9 printk messages dropped ** [ 1345.942205][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1345.942467][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1345.942954][ T32] INFO: task kworker/1:295:5931 blocked for more than 472 seconds. ** 8 printk messages dropped ** [ 1345.943438][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) ** 9 printk messages dropped ** [ 1345.943955][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1345.944274][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1345.944549][ T32] r4:85958c00 ** 6 printk messages dropped ** [ 1345.944869][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1345.945383][ T32] Call trace: [ 1345.945418][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.945491][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1345.945525][ T32] r4:00000000 [ 1345.945546][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.945587][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1345.945637][ T32] dd20: aa9a0000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1345.945693][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1345.945731][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.945756][ T32] r5:800f0013 r4:80239bb0 [ 1345.945790][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.945860][ T32] r4:82ac21e4 [ 1345.945905][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.945964][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1345.945988][ T32] r4:dfa0ddc0 [ 1345.946008][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.946049][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1345.946094][ T32] r4:00000000 [ 1345.946118][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.946184][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1345.946210][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.946253][ T32] r5:00001000 r4:e0053000 [ 1345.946282][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.946351][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.946424][ T32] r5:84af7b8c r4:84af7800 [ 1345.946445][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.946493][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1345.946515][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.946560][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1345.946762][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1345.947148][ T32] r4:84867140 ** 4 printk messages dropped ** [ 1345.947332][ T32] task:kworker/1:296 state:D stack:0 pid:5936 tgid:5936 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1345.947792][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1345.947935][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8594b680 ** 7 printk messages dropped ** [ 1345.948278][ T32] r5:8583c78c r4:8583c400 ** 3 printk messages dropped ** [ 1345.968990][ T32] r10:61c88647 r9:85368000 r8:85958d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1345.969411][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1345.969931][ T32] Call trace: ** 4 printk messages dropped ** [ 1345.970184][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) ** 4 printk messages dropped ** [ 1345.970342][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.970411][ T32] r4:82ac21e4 [ 1345.970442][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.970488][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1345.970511][ T32] r4:dfa0ddc0 [ 1345.970530][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.970592][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1345.970619][ T32] r4:00000000 [ 1345.970640][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.970693][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1345.970735][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.970830][ T32] r5:00001000 r4:e0053000 [ 1345.970853][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.970894][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.970942][ T32] r5:84af7b8c r4:84af7800 [ 1345.970964][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.971011][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1345.971033][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.971079][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.971101][ T32] r4:84864380 [ 1345.971144][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.971226][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1345.971252][ T32] r4:00000001 [ 1345.971272][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.971338][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1345.971392][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.971430][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.971487][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.971519][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.971563][ T32] r4:84867140 [ 1345.971609][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.971648][ T32] INFO: task kworker/1:297:5938 blocked for more than 472 seconds. [ 1345.971729][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.971764][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.971786][ T32] task:kworker/1:297 state:D stack:0 pid:5938 tgid:5938 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.971834][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.971905][ T32] Call trace: [ 1345.971940][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1345.971990][ T32] r10:8291a684 r9:ec8d1d84 r8:00000002 r7:600d0113 r6:ec8d1d8c r5:85369800 [ 1345.972014][ T32] r4:85369800 [ 1345.972043][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1345.972090][ T32] r5:85369800 r4:8291a680 [ 1345.972115][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.972156][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.972223][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8d1e08 [ 1345.972250][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1345.972381][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8594b940 ** 10 printk messages dropped ** [ 1345.972887][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 14 printk messages dropped ** [ 1345.973572][ T32] Workqueue: events bpf_prog_free_deferred ** 10 printk messages dropped ** [ 1345.974027][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 17 printk messages dropped ** [ 1345.975030][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1345.975435][ T32] r4:84867140 ** 9 printk messages dropped ** [ 1345.976019][ T32] r4:8536bc00 ** 8 printk messages dropped ** [ 1345.976467][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 11 printk messages dropped ** [ 1345.977156][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 13 printk messages dropped ** [ 1345.977866][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 18 printk messages dropped ** [ 1345.999738][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1346.000136][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1346.000176][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.000259][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.000362][ T32] r4:84864380 [ 1346.000388][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.000482][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1346.000509][ T32] r4:00000001 [ 1346.000530][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.000570][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1346.000615][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.000648][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.000680][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.000737][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.000765][ T32] r4:84867140 [ 1346.000790][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.000820][ T32] INFO: task kworker/1:299:5942 blocked for more than 472 seconds. [ 1346.000854][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.000880][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.000902][ T32] task:kworker/1:299 state:D stack:0 pid:5942 tgid:5942 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.000963][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.001008][ T32] Call trace: [ 1346.001040][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1346.001121][ T32] r10:8291a684 r9:ec8e9d84 r8:00000002 r7:600b0113 r6:ec8e9d8c r5:85368c00 [ 1346.001226][ T32] r4:85368c00 [ 1346.001252][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1346.001297][ T32] r5:85368c00 r4:8291a680 [ 1346.001400][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.001445][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.001512][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8e9e08 [ 1346.001539][ T32] r4:00000000 [ 1346.001559][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) ** 1 printk messages dropped ** [ 1346.001740][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 11 printk messages dropped ** [ 1346.002427][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 13 printk messages dropped ** [ 1346.003605][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 22 printk messages dropped ** [ 1346.005035][ T32] r5:00001000 r4:e0053000 ** 7 printk messages dropped ** [ 1346.005483][ T32] r4:84864380 ** 5 printk messages dropped ** [ 1346.005669][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1346.006030][ T32] INFO: task kworker/1:300:5944 blocked for more than 472 seconds. [ 1346.006170][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.006199][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.006221][ T32] task:kworker/1:300 state:D stack:0 pid:5944 tgid:5944 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.006281][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.006400][ T32] Call trace: [ 1346.006447][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1346.006497][ T32] r10:8291a684 r9:ec8b9d84 r8:00000002 r7:60000013 r6:ec8b9d8c r5:8536c800 [ 1346.006626][ T32] r4:8536c800 [ 1346.006655][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1346.006704][ T32] r5:8536c800 r4:8291a680 [ 1346.006724][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.006783][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.006826][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8b9e08 [ 1346.006850][ T32] r4:00000000 [ 1346.006868][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1346.006932][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1346.006971][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.007046][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8594be80 [ 1346.007072][ T32] r4:00000000 [ 1346.007092][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.007137][ T32] r9:83018205 r8:8536c800 r7:00000000 r6:83018200 r5:00001000 r4:7f17d000 [ 1346.007159][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.007202][ T32] r5:00001000 r4:ec8f9000 [ 1346.007222][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.007264][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.007308][ T32] r5:8583d78c r4:8583d400 [ 1346.007330][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.007437][ T32] r7:ddde2d80 r6:83018200 r5:8583d78c r4:85949100 [ 1346.007466][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1346.007720][ T32] r10:00000000 r9:85949100 r8:80287e08 r7:ec8e9e60 r6:85949180 r5:8536c800 ** 16 printk messages dropped ** [ 1346.033125][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) ** 10 printk messages dropped ** [ 1346.033680][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 15 printk messages dropped ** [ 1346.034400][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1346.034819][ T32] INFO: task kworker/1:301:5949 blocked for more than 472 seconds. ** 13 printk messages dropped ** [ 1346.035691][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1346.036123][ T32] r5:00001000 r4:ec901000 ** 6 printk messages dropped ** [ 1346.036451][ T32] r10:61c88647 r9:8536ec00 r8:8594922c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 16 printk messages dropped ** [ 1346.037350][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 ** 13 printk messages dropped ** [ 1346.037931][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 19 printk messages dropped ** [ 1346.055954][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1346.056725][ T32] r5:85880c00 r4:8291a680 ** 7 printk messages dropped ** [ 1346.057027][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853dddc0 ** 4 printk messages dropped ** [ 1346.057267][ T32] r5:00001000 r4:ec909000 [ 1346.057288][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.057348][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.057395][ T32] r5:8583df8c r4:8583dc00 [ 1346.057416][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.057462][ T32] r7:ddde2d80 r6:83018200 r5:8583df8c r4:85949300 [ 1346.057499][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.057564][ T32] r10:61c88647 r9:85880c00 r8:8594932c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.057589][ T32] r4:85949300 [ 1346.057625][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.057705][ T32] r10:00000000 r9:85949300 r8:80287e08 r7:ec915e60 r6:85949380 r5:85880c00 [ 1346.057757][ T32] r4:00000001 [ 1346.057823][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.057884][ T32] Exception stack(0xec91dfb0 to 0xec91dff8) [ 1346.058002][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.058040][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.058131][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.058168][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.058191][ T32] r4:84a5f740 [ 1346.058373][ T32] INFO: task kworker/1:302:5952 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1346.058419][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.058553][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.071941][ T32] Call trace: [ 1346.071989][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.072071][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1346.072097][ T32] r4:00000000 [ 1346.072122][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.072183][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1346.072245][ T32] dd20: abd54000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1346.072285][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1346.072337][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.072392][ T32] r5:800f0013 r4:80239bb0 [ 1346.072418][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.072464][ T32] r4:82ac21e4 [ 1346.072533][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.072586][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1346.072611][ T32] r4:dfa0ddc0 [ 1346.072655][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.072718][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1346.072744][ T32] r4:00000000 [ 1346.072764][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.072811][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1346.072846][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.072897][ T32] r5:00001000 r4:e0053000 [ 1346.072919][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.072995][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.073043][ T32] r5:84af7b8c r4:84af7800 [ 1346.073074][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 12 printk messages dropped ** [ 1346.073693][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 18 printk messages dropped ** [ 1346.074759][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 13 printk messages dropped ** [ 1346.075370][ T32] r10:61c88647 r9:8536a400 r8:8594942c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 12 printk messages dropped ** [ 1346.075978][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1346.076461][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 13 printk messages dropped ** [ 1346.077063][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 12 printk messages dropped ** [ 1346.077966][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1346.078067][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.078111][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.078176][ T32] r4:84867140 [ 1346.078227][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.078263][ T32] INFO: task kworker/1:304:5956 blocked for more than 472 seconds. [ 1346.078300][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.078351][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.078383][ T32] task:kworker/1:304 state:D stack:0 pid:5956 tgid:5956 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.078545][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.092847][ T32] Call trace: [ 1346.092947][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1346.093028][ T32] r10:8291a684 r9:ec8e5d84 r8:00000002 r7:60010013 r6:ec8e5d8c r5:858e4800 [ 1346.093054][ T32] r4:858e4800 [ 1346.093086][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1346.093135][ T32] r5:858e4800 r4:8291a680 [ 1346.093157][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.093197][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.093239][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8e5e08 [ 1346.093292][ T32] r4:00000000 [ 1346.093315][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1346.093361][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1346.093450][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.093496][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8594c700 [ 1346.093534][ T32] r4:00000000 [ 1346.093558][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.093626][ T32] r9:83018205 r8:858e4800 r7:00000000 r6:83018200 r5:00001000 r4:7f18b000 [ 1346.093662][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.093710][ T32] r5:00001000 r4:ec94d000 [ 1346.093730][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.093769][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1346.094278][ T32] Exception stack(0xec8e5fb0 to 0xec8e5ff8) ** 10 printk messages dropped ** [ 1346.094996][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 ** 15 printk messages dropped ** [ 1346.095560][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 13 printk messages dropped ** [ 1346.096130][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1346.096370][ T32] r4:84867140 ** 11 printk messages dropped ** [ 1346.096870][ T32] r5:858e6c00 r4:8291a680 ** 9 printk messages dropped ** [ 1346.097336][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 12 printk messages dropped ** [ 1346.097878][ T32] r10:00000000 r9:85949580 r8:80287e08 r7:ec92de60 r6:85286a80 r5:858e6c00 ** 14 printk messages dropped ** [ 1346.115909][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1346.116241][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1346.116491][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 7 printk messages dropped ** [ 1346.116871][ T32] r5:84af7b8c r4:84af7800 ** 5 printk messages dropped ** [ 1346.117113][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1346.117320][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.117346][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.117392][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.117417][ T32] r4:84867140 [ 1346.117451][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.117484][ T32] INFO: task kworker/1:306:5965 blocked for more than 472 seconds. [ 1346.117531][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.117593][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.117624][ T32] task:kworker/1:306 state:D stack:0 pid:5965 tgid:5965 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.117686][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.117758][ T32] Call trace: [ 1346.117796][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1346.117845][ T32] r10:8291a684 r9:ec985d84 r8:00000002 r7:60000013 r6:ec985d8c r5:848a8000 [ 1346.117867][ T32] r4:848a8000 [ 1346.117916][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1346.117991][ T32] r5:848a8000 r4:8291a680 [ 1346.118103][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.118148][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.118191][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec985e08 [ 1346.118231][ T32] r4:00000000 [ 1346.118281][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1346.118370][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1346.118412][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.118543][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8594ce00 [ 1346.124894][ T32] r4:00000000 [ 1346.124937][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.125004][ T32] r9:83018205 r8:848a8000 r7:00000000 r6:83018200 r5:00001000 r4:7f199000 [ 1346.125046][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.125111][ T32] r5:00001000 r4:ec9a5000 [ 1346.125142][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.125205][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.125256][ T32] r5:8583fb8c r4:8583f800 [ 1346.125277][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.125325][ T32] r7:ddde2d80 r6:83018200 r5:8583fb8c r4:85949600 ** 1 printk messages dropped ** [ 1346.125450][ T32] r10:61c88647 r9:848a8000 r8:8594962c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 14 printk messages dropped ** [ 1346.126280][ T32] Call trace: ** 8 printk messages dropped ** [ 1346.126667][ T32] r5:800f0013 r4:80239bb0 ** 10 printk messages dropped ** [ 1346.127108][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1346.127613][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1346.127925][ T32] r4:84867140 ** 9 printk messages dropped ** [ 1346.128375][ T32] r4:848a8c00 ** 5 printk messages dropped ** [ 1346.141169][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1346.141679][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1346.142132][ T32] r10:00000000 r9:85949680 r8:80287e08 r7:ec985e60 r6:85286b80 r5:848a8c00 ** 16 printk messages dropped ** [ 1346.143162][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) ** 10 printk messages dropped ** [ 1346.143635][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 7 printk messages dropped ** [ 1346.144011][ T32] r5:84af7b8c r4:84af7800 [ 1346.144047][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.144118][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1346.144189][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.144260][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.144293][ T32] r4:84864380 [ 1346.144313][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.144359][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1346.144382][ T32] r4:00000001 [ 1346.144403][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.144438][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1346.144474][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.144506][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.144543][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.144584][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.144622][ T32] r4:84867140 [ 1346.144687][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.144737][ T32] INFO: task kworker/1:308:5967 blocked for more than 472 seconds. [ 1346.144772][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.144809][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.144846][ T32] task:kworker/1:308 state:D stack:0 pid:5967 tgid:5967 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.144950][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.145001][ T32] Call trace: [ 1346.145056][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1346.145105][ T32] r10:8291a684 r9:ec995d84 r8:00000002 r7:60000113 r6:ec995d8c r5:848a9800 [ 1346.145155][ T32] r4:848a9800 [ 1346.145179][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1346.145222][ T32] r5:848a9800 r4:8291a680 [ 1346.145263][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.145348][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.145419][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec995e08 [ 1346.145449][ T32] r4:00000000 [ 1346.145507][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1346.145560][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1346.145595][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.145637][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8594cb80 ** 6 printk messages dropped ** [ 1346.145953][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1346.146297][ T32] r10:00000000 r9:85949700 r8:80287e08 r7:ec985e60 r6:85286c00 r5:848a9800 ** 14 printk messages dropped ** [ 1346.147168][ T32] r4:00000000 [ 1346.147212][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.147271][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1346.147302][ T32] dd20: accd4000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1346.147331][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1346.147377][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.147438][ T32] r5:800f0013 r4:80239bb0 [ 1346.147468][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.147532][ T32] r4:82ac21e4 [ 1346.147618][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.147686][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1346.147717][ T32] r4:dfa0ddc0 [ 1346.147737][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.147800][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1346.147827][ T32] r4:00000000 [ 1346.147847][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.147891][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1346.147933][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.147984][ T32] r5:00001000 r4:e0053000 [ 1346.148026][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.148070][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.148120][ T32] r5:84af7b8c r4:84af7800 [ 1346.148153][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.148224][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1346.148250][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.148319][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.148374][ T32] r4:84864380 [ 1346.148401][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.148519][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1346.171842][ T32] r4:00000001 [ 1346.171893][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.172007][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1346.172465][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.172501][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.172540][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.172572][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.172670][ T32] r4:84867140 [ 1346.172700][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.172994][ T32] INFO: task kworker/1:309:5969 blocked for more than 472 seconds. [ 1346.173121][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.173152][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.173245][ T32] task:kworker/1:309 state:D stack:0 pid:5969 tgid:5969 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1346.173792][ T32] r10:8291a684 r9:ec99dd84 r8:00000002 r7:60000113 r6:ec99dd8c r5:848ab000 [ 1346.173815][ T32] r4:848ab000 [ 1346.173836][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1346.173879][ T32] r5:848ab000 r4:8291a680 [ 1346.174107][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.174358][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.174417][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec99de08 [ 1346.174441][ T32] r4:00000000 [ 1346.174475][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1346.174514][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1346.174565][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.174606][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8594ccc0 [ 1346.174629][ T32] r4:00000000 [ 1346.174657][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.174705][ T32] r9:83018205 r8:848ab000 r7:00000000 r6:83018200 r5:00001000 r4:7f197000 [ 1346.174823][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.175168][ T32] r5:00001000 r4:ec991000 [ 1346.175196][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.175490][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1346.177072][ T32] r10:00000000 r9:85949780 r8:80287e08 r7:ec985e60 r6:85286c80 r5:848ab000 ** 14 printk messages dropped ** [ 1346.201003][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1346.201534][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 ** 12 printk messages dropped ** [ 1346.202061][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 ** 5 printk messages dropped ** [ 1346.202364][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1346.202502][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1346.202980][ T32] task:kworker/1:310 state:D stack:0 pid:5972 tgid:5972 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1346.203566][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1346.203758][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1346.203936][ T32] r5:00001000 r4:ec9b1000 ** 4 printk messages dropped ** [ 1346.204140][ T32] r7:ddde2d80 r6:83018200 r5:8583ff8c r4:85949800 ** 4 printk messages dropped ** [ 1346.204352][ T32] r10:00000000 r9:85949800 r8:80287e08 r7:ec985e60 r6:85286d00 r5:848aa400 ** 6 printk messages dropped ** [ 1346.204754][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.204777][ T32] r4:8594cb40 [ 1346.204946][ T32] INFO: task kworker/1:310:5972 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1346.204978][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.205070][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.205118][ T32] Call trace: [ 1346.205300][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.205354][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1346.205424][ T32] r4:00000000 [ 1346.205476][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.205608][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1346.205641][ T32] dd20: ad664000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1346.205678][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1346.205705][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.205730][ T32] r5:800f0013 r4:80239bb0 [ 1346.205750][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.205802][ T32] r4:82ac21e4 [ 1346.205826][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.205907][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1346.205943][ T32] r4:dfa0ddc0 [ 1346.205978][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.206069][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1346.206140][ T32] r4:00000000 [ 1346.206167][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.206283][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1346.206311][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.206361][ T32] r5:00001000 r4:e0053000 [ 1346.206614][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.206727][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.206875][ T32] r5:84af7b8c r4:84af7800 [ 1346.206899][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.206947][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1346.207020][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.207097][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.207124][ T32] r4:84864380 [ 1346.207144][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.207193][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1346.207215][ T32] r4:00000001 [ 1346.207234][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.207341][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1346.207376][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.207449][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.207480][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.207509][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.207540][ T32] r4:84867140 [ 1346.207597][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.207656][ T32] INFO: task kworker/1:311:5974 blocked for more than 472 seconds. [ 1346.207695][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.207832][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.207857][ T32] task:kworker/1:311 state:D stack:0 pid:5974 tgid:5974 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1346.208332][ T32] r5:848ac800 r4:8291a680 ** 3 printk messages dropped ** [ 1346.231503][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1346.231691][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85593840 ** 6 printk messages dropped ** [ 1346.231994][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1346.232332][ T32] r10:00000000 r9:85949880 r8:80287e08 r7:ec9b9e60 r6:85286d80 r5:848ac800 ** 9 printk messages dropped ** [ 1346.232850][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1346.233470][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1346.233786][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 7 printk messages dropped ** [ 1346.234221][ T32] r5:84af7b8c r4:84af7800 ** 5 printk messages dropped ** [ 1346.234457][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1346.234787][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1346.235122][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 1346.235424][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1346.235554][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8594c640 ** 6 printk messages dropped ** [ 1346.235768][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1346.236136][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1346.236434][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.236478][ T32] r4:8594cd80 [ 1346.236576][ T32] INFO: task kworker/1:312:5976 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1346.236619][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.236696][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.236785][ T32] Call trace: [ 1346.236841][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.236891][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1346.236914][ T32] r4:00000000 [ 1346.236975][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.237024][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1346.237073][ T32] dd20: adb90000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1346.237111][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1346.237171][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.237219][ T32] r5:800f0013 r4:80239bb0 [ 1346.237248][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.237289][ T32] r4:82ac21e4 [ 1346.237309][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.237350][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1346.237372][ T32] r4:dfa0ddc0 [ 1346.237441][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.237486][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1346.237529][ T32] r4:00000000 [ 1346.237557][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.237614][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1346.237664][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.237711][ T32] r5:00001000 r4:e0053000 [ 1346.237733][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.237794][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.237846][ T32] r5:84af7b8c r4:84af7800 [ 1346.237888][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.237938][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1346.237960][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.238020][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1346.238379][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1346.247037][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1346.247450][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1346.247826][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1346.248407][ T32] r10:00000000 r9:85949980 r8:80287e08 r7:ec9d1e60 r6:85949a00 r5:8536e000 ** 11 printk messages dropped ** [ 1346.259787][ T32] Call trace: ** 6 printk messages dropped ** [ 1346.260078][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 ** 8 printk messages dropped ** [ 1346.260532][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 12 printk messages dropped ** [ 1346.261409][ T32] r4:84864380 ** 2 printk messages dropped ** [ 1346.261531][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1346.261750][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1346.262111][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1346.262655][ T32] r5:8536d400 r4:8291a680 ** 5 printk messages dropped ** [ 1346.263035][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1346.263557][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1346.263810][ T32] r10:61c88647 r9:8536d400 r8:85949aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.263833][ T32] r4:85949a80 [ 1346.263853][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.263897][ T32] r10:00000000 r9:85949a80 r8:80287e08 r7:ec9d1e60 r6:85949b00 r5:8536d400 [ 1346.263920][ T32] r4:00000001 [ 1346.263945][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.263980][ T32] Exception stack(0xec9d5fb0 to 0xec9d5ff8) [ 1346.264006][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.264165][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.264196][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.264229][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.264252][ T32] r4:8594bdc0 [ 1346.264357][ T32] INFO: task kworker/1:314:5981 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1346.264390][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.264475][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.264599][ T32] Call trace: [ 1346.264635][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.264698][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1346.264878][ T32] r4:00000000 [ 1346.264906][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.264948][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1346.264976][ T32] dd20: ae015000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1346.265019][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1346.265086][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.265114][ T32] r5:800f0013 r4:80239bb0 [ 1346.265135][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.265175][ T32] r4:82ac21e4 [ 1346.265195][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.265236][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1346.265350][ T32] r4:dfa0ddc0 [ 1346.265380][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.265422][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1346.265444][ T32] r4:00000000 [ 1346.265464][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.265508][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1346.265560][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.265606][ T32] r5:00001000 r4:e0053000 [ 1346.265677][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.265741][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1346.266044][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 13 printk messages dropped ** [ 1346.266846][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1346.267509][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 13 printk messages dropped ** [ 1346.268207][ T32] r10:61c88647 r9:8536b000 r8:85949bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 12 printk messages dropped ** [ 1346.290158][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.290305][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.290410][ T32] Call trace: [ 1346.290556][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.290617][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1346.290643][ T32] r4:00000000 [ 1346.290670][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.290726][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1346.290790][ T32] dd20: ae4c3000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1346.290823][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1346.290851][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.290876][ T32] r5:800f0013 r4:80239bb0 [ 1346.290901][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.290947][ T32] r4:82ac21e4 [ 1346.290967][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.291010][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1346.291032][ T32] r4:dfa0ddc0 [ 1346.291090][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.291137][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1346.291159][ T32] r4:00000000 [ 1346.291180][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.291275][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1346.291305][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.291353][ T32] r5:00001000 r4:e0053000 [ 1346.291375][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.291414][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.291457][ T32] r5:84af7b8c r4:84af7800 [ 1346.291496][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.291548][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1346.291597][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1346.291989][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) ** 12 printk messages dropped ** [ 1346.292676][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) ** 15 printk messages dropped ** [ 1346.293400][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1346.293790][ T32] r4:85949c80 ** 6 printk messages dropped ** [ 1346.294077][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.294104][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.294152][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.294183][ T32] r4:8594bdc0 [ 1346.294291][ T32] INFO: task kworker/1:316:5983 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1346.294323][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.294390][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.294477][ T32] Call trace: [ 1346.294589][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.294655][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1346.294686][ T32] r4:00000000 [ 1346.294776][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.294828][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1346.294856][ T32] dd20: ae4c3000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1346.294915][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1346.294947][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 4 printk messages dropped ** [ 1346.295131][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 ** 8 printk messages dropped ** [ 1346.295500][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1346.295833][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 7 printk messages dropped ** [ 1346.296275][ T32] r4:84867140 ** 4 printk messages dropped ** [ 1346.296490][ T32] task:kworker/1:317 state:D stack:0 pid:5985 tgid:5985 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1346.297011][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9fde08 ** 9 printk messages dropped ** [ 1346.297458][ T32] r5:00001000 r4:eca05000 ** 1 printk messages dropped ** [ 1346.297628][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1346.298002][ T32] r10:00000000 r9:85949d80 r8:80287e08 r7:ec9f1e60 r6:85949e00 r5:85988000 ** 9 printk messages dropped ** [ 1346.329023][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1346.329984][ T32] r5:800f0013 r4:80239bb0 ** 6 printk messages dropped ** [ 1346.330246][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 9 printk messages dropped ** [ 1346.330889][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 ** 6 printk messages dropped ** [ 1346.331186][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1346.331674][ T32] INFO: task kworker/1:318:5989 blocked for more than 472 seconds. ** 9 printk messages dropped ** [ 1346.332147][ T32] r5:85988c00 r4:8291a680 ** 2 printk messages dropped ** [ 1346.332322][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca15e08 [ 1346.332345][ T32] r4:00000000 [ 1346.332413][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1346.332528][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1346.332607][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.332652][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8593c580 [ 1346.332685][ T32] r4:00000000 [ 1346.332733][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.332783][ T32] r9:83018205 r8:85988c00 r7:00000000 r6:83018200 r5:00001000 r4:7f1ab000 [ 1346.332805][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.332918][ T32] r5:00001000 r4:eca1d000 [ 1346.333481][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.333526][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.333684][ T32] r5:85495f8c r4:85495c00 [ 1346.333709][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.333946][ T32] r7:ddde2d80 r6:83018200 r5:85495f8c r4:85949e80 [ 1346.333973][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.334783][ T32] r10:61c88647 r9:85988c00 r8:85949eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.334818][ T32] r4:85949e80 [ 1346.334840][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.334964][ T32] r10:00000000 r9:85949e80 r8:80287e08 r7:ec9f1e60 r6:85949f00 r5:85988c00 [ 1346.334998][ T32] r4:00000001 [ 1346.335613][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.335654][ T32] Exception stack(0xeca15fb0 to 0xeca15ff8) [ 1346.335688][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.335740][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.335804][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.335838][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.335861][ T32] r4:8593c240 [ 1346.336001][ T32] INFO: task kworker/1:318:5989 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1346.336059][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.336208][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.336333][ T32] Call trace: [ 1346.336371][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.336498][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1346.336560][ T32] r4:00000000 [ 1346.336586][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.336629][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1346.336690][ T32] dd20: aed32000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1346.336729][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1346.336812][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.336847][ T32] r5:800f0013 r4:80239bb0 [ 1346.336868][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.336936][ T32] r4:82ac21e4 [ 1346.336961][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 3 printk messages dropped ** [ 1346.337154][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 9 printk messages dropped ** [ 1346.337636][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 ** 7 printk messages dropped ** [ 1346.338063][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) ** 7 printk messages dropped ** [ 1346.338297][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 8 printk messages dropped ** [ 1346.361617][ T32] r5:85989800 r4:8291a680 ** 5 printk messages dropped ** [ 1346.361958][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1346.362358][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1346.362563][ T32] r4:85949f80 ** 2 printk messages dropped ** [ 1346.362651][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1346.362860][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1346.363549][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) ** 5 printk messages dropped ** [ 1346.363819][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1346.364077][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 11 printk messages dropped ** [ 1346.364681][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 15 printk messages dropped ** [ 1346.365321][ T32] task:kworker/1:320 state:D stack:0 pid:5992 tgid:5992 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1346.365904][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1346.366147][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1346.366414][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1346.366942][ T32] r10:00000000 r9:851b0080 r8:80287e08 r7:eca2de60 r6:851b0100 r5:8598b000 [ 1346.366971][ T32] r4:00000001 [ 1346.367000][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.367036][ T32] Exception stack(0xeca39fb0 to 0xeca39ff8) [ 1346.367063][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.367092][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.367143][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.367176][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.367219][ T32] r4:8593c680 [ 1346.367325][ T32] INFO: task kworker/1:320:5992 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1346.367385][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.367523][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.367576][ T32] Call trace: [ 1346.367607][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.367661][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1346.367687][ T32] r4:00000000 [ 1346.367708][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.367747][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1346.367788][ T32] dd20: af28a000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1346.367821][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1346.367848][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.367873][ T32] r5:800f0013 r4:80239bb0 [ 1346.367919][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.367991][ T32] r4:82ac21e4 [ 1346.368069][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.368127][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1346.368178][ T32] r4:dfa0ddc0 [ 1346.368227][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.368283][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1346.368333][ T32] r4:00000000 [ 1346.368375][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.368424][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1346.380995][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.381146][ T32] r5:00001000 r4:e0053000 [ 1346.381172][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.381215][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.381260][ T32] r5:84af7b8c r4:84af7800 [ 1346.381281][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.381340][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1346.381390][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.381458][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.381583][ T32] r4:84864380 [ 1346.381607][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.381779][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1346.381809][ T32] r4:00000001 [ 1346.381878][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.381942][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1346.382030][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.382096][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.382214][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.382248][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.382271][ T32] r4:84867140 [ 1346.382295][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.382358][ T32] INFO: task kworker/1:321:5994 blocked for more than 472 seconds. [ 1346.382399][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.382427][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.382450][ T32] task:kworker/1:321 state:D stack:0 pid:5994 tgid:5994 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.382507][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1346.382847][ T32] r5:8598c800 r4:8291a680 ** 5 printk messages dropped ** [ 1346.383267][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1346.383662][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1346.383923][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1346.384352][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1346.384802][ T32] Call trace: ** 4 printk messages dropped ** [ 1346.385141][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) ** 5 printk messages dropped ** [ 1346.385515][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1346.385769][ T32] r4:00000000 ** 11 printk messages dropped ** [ 1346.386343][ T32] r4:84864380 ** 4 printk messages dropped ** [ 1346.386568][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) ** 7 printk messages dropped ** [ 1346.386827][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1346.387135][ T32] r4:8598d400 ** 4 printk messages dropped ** [ 1346.387298][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca59e08 ** 9 printk messages dropped ** [ 1346.387769][ T32] r5:00001000 r4:eca41000 ** 3 printk messages dropped ** [ 1346.387936][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.387984][ T32] r7:ddde2d80 r6:83018200 r5:85496b8c r4:851b0280 [ 1346.388006][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.388051][ T32] r10:61c88647 r9:8598d400 r8:851b02ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.388074][ T32] r4:851b0280 [ 1346.388141][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.388231][ T32] r10:00000000 r9:851b0280 r8:80287e08 r7:eca45e60 r6:851b0300 r5:8598d400 [ 1346.388264][ T32] r4:00000001 [ 1346.388337][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.388377][ T32] Exception stack(0xeca59fb0 to 0xeca59ff8) [ 1346.388428][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.388510][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.409166][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.409227][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.409256][ T32] r4:8593c6c0 [ 1346.409431][ T32] INFO: task kworker/1:322:5996 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1346.409467][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.409597][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.409685][ T32] Call trace: [ 1346.409733][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.409801][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1346.409841][ T32] r4:00000000 [ 1346.409866][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.409920][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1346.409949][ T32] dd20: af5ae000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1346.410009][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1346.410049][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.410096][ T32] r5:800f0013 r4:80239bb0 [ 1346.410122][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.410192][ T32] r4:82ac21e4 [ 1346.410220][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.410278][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1346.410334][ T32] r4:dfa0ddc0 [ 1346.410363][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.410406][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1346.410428][ T32] r4:00000000 [ 1346.410448][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.410516][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1346.410550][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.410616][ T32] r5:00001000 r4:e0053000 [ 1346.410642][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.410792][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.410849][ T32] r5:84af7b8c r4:84af7800 [ 1346.410873][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.410931][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1346.410954][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.411110][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.411162][ T32] r4:84864380 [ 1346.411187][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1346.411388][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1346.411646][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1346.412276][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca5de08 ** 6 printk messages dropped ** [ 1346.412508][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1346.412880][ T32] r7:ddde2d80 r6:83018200 r5:8549738c r4:851b0380 ** 11 printk messages dropped ** [ 1346.414222][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 15 printk messages dropped ** [ 1346.415288][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1346.415489][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 9 printk messages dropped ** [ 1346.415878][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 ** 5 printk messages dropped ** [ 1346.416167][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1346.416335][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1346.416709][ T32] task:kworker/1:324 state:D stack:0 pid:6000 tgid:6000 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1346.417232][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca69e08 ** 8 printk messages dropped ** [ 1346.417611][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1346.417946][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1346.418063][ T32] r4:851b0480 [ 1346.418163][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.418330][ T32] r10:00000000 r9:851b0480 r8:80287e08 r7:eca5de60 r6:851b0500 r5:8598bc00 [ 1346.418359][ T32] r4:00000001 [ 1346.418408][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.444989][ T32] Exception stack(0xeca69fb0 to 0xeca69ff8) [ 1346.445076][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.445136][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.445169][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.445203][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.445229][ T32] r4:8593c840 [ 1346.445404][ T32] INFO: task kworker/1:324:6000 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1346.445440][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.445513][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.445608][ T32] Call trace: [ 1346.445676][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.445737][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1346.445792][ T32] r4:00000000 [ 1346.445819][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.445864][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1346.445910][ T32] dd20: afa2d000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1346.445946][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1346.446001][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.446061][ T32] r5:800f0013 r4:80239bb0 [ 1346.446109][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.446160][ T32] r4:82ac21e4 [ 1346.446208][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.446266][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1346.446295][ T32] r4:dfa0ddc0 [ 1346.446317][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.446361][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1346.446405][ T32] r4:00000000 [ 1346.446453][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.446548][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1346.446593][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.446722][ T32] r5:00001000 r4:e0053000 [ 1346.446831][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.446957][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.447056][ T32] r5:84af7b8c r4:84af7800 [ 1346.447119][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.447218][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1346.447268][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.447382][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.447445][ T32] r4:84864380 [ 1346.447491][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.447609][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 5 printk messages dropped ** [ 1346.448049][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1346.464179][ T32] r5:85990000 r4:8291a680 ** 7 printk messages dropped ** [ 1346.464823][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851c0580 ** 12 printk messages dropped ** [ 1346.465889][ T32] r4:851b0580 ** 11 printk messages dropped ** [ 1346.467211][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1346.468470][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1346.489450][ T32] r4:dfa0ddc0 ** 5 printk messages dropped ** [ 1346.489640][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1346.489969][ T32] r4:84864380 ** 4 printk messages dropped ** [ 1346.490168][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) ** 6 printk messages dropped ** [ 1346.490387][ T32] INFO: task kworker/1:326:6006 blocked for more than 473 seconds. ** 9 printk messages dropped ** [ 1346.490949][ T32] r5:85991800 r4:8291a680 ** 3 printk messages dropped ** [ 1346.491111][ T32] r4:00000000 [ 1346.491165][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1346.491204][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1346.491241][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.491281][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851c0b80 [ 1346.491305][ T32] r4:00000000 [ 1346.491324][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.491369][ T32] r9:83018205 r8:85991800 r7:00000000 r6:83018200 r5:00001000 r4:7f1c3000 [ 1346.491390][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.491432][ T32] r5:00001000 r4:eb7cb000 [ 1346.491477][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.491543][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.491618][ T32] r5:85350b8c r4:85350800 [ 1346.491655][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.491707][ T32] r7:ddde2d80 r6:83018200 r5:85350b8c r4:851b0680 [ 1346.491732][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.491832][ T32] r10:61c88647 r9:85991800 r8:851b06ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.491864][ T32] r4:851b0680 [ 1346.491927][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.491983][ T32] r10:00000000 r9:851b0680 r8:80287e08 r7:eca79e60 r6:851b0700 r5:85991800 [ 1346.492028][ T32] r4:00000001 [ 1346.492056][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.492119][ T32] Exception stack(0xeca81fb0 to 0xeca81ff8) [ 1346.492189][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.492228][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.492255][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.492305][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.492332][ T32] r4:851c0280 [ 1346.492534][ T32] INFO: task kworker/1:326:6006 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1346.492571][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.492759][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.492870][ T32] Call trace: [ 1346.492914][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.492996][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1346.493024][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1346.493199][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) ** 5 printk messages dropped ** [ 1346.493486][ T32] r4:82ac21e4 ** 6 printk messages dropped ** [ 1346.493999][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1346.494181][ T32] r5:00001000 r4:e0053000 [ 1346.494202][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.494256][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.494304][ T32] r5:84af7b8c r4:84af7800 [ 1346.494324][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.494371][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1346.494393][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.494439][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.494462][ T32] r4:84864380 [ 1346.494510][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.494612][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1346.494644][ T32] r4:00000001 [ 1346.494668][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.494705][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1346.494731][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.494832][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.494867][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.494896][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.494927][ T32] r4:84867140 [ 1346.494948][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.494995][ T32] INFO: task kworker/1:327:6009 blocked for more than 473 seconds. [ 1346.495028][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.495074][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.495143][ T32] task:kworker/1:327 state:D stack:0 pid:6009 tgid:6009 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.495207][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.495290][ T32] Call trace: [ 1346.495344][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1346.495422][ T32] r10:8291a684 r9:eca7dd84 r8:00000002 r7:60000113 r6:eca7dd8c r5:85992400 [ 1346.495453][ T32] r4:85992400 [ 1346.495483][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1346.495536][ T32] r5:85992400 r4:8291a680 [ 1346.495558][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.495619][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.495675][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca7de08 [ 1346.495698][ T32] r4:00000000 [ 1346.495717][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1346.495751][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1346.495786][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.495871][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851c0780 [ 1346.495910][ T32] r4:00000000 [ 1346.495946][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.496036][ T32] r9:83018205 r8:85992400 r7:00000000 r6:83018200 r5:00001000 r4:7f1bd000 [ 1346.496063][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 1 printk messages dropped ** [ 1346.496125][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1346.496291][ T32] r7:ddde2d80 r6:83018200 r5:85497f8c r4:851b0780 ** 2 printk messages dropped ** [ 1346.496451][ T32] r4:851b0780 ** 4 printk messages dropped ** [ 1346.496886][ T32] Exception stack(0xeca7dfb0 to 0xeca7dff8) ** 6 printk messages dropped ** [ 1346.497417][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1346.497987][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1346.528885][ T32] r4:dfa0ddc0 ** 7 printk messages dropped ** [ 1346.529304][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 13 printk messages dropped ** [ 1346.529860][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1346.530263][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1346.530636][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1346.530977][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1346.531228][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1346.531420][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.531519][ T32] r10:61c88647 r9:85993000 r8:851b08ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.531571][ T32] r4:851b0880 [ 1346.531618][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.531741][ T32] r10:00000000 r9:851b0880 r8:80287e08 r7:eca81e60 r6:851b0900 r5:85993000 [ 1346.531804][ T32] r4:00000001 [ 1346.531850][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.531938][ T32] Exception stack(0xeca09fb0 to 0xeca09ff8) [ 1346.531996][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.532058][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.532117][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.532184][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.532238][ T32] r4:851c0600 [ 1346.532530][ T32] INFO: task kworker/1:328:6010 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1346.532605][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.532811][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.532921][ T32] Call trace: [ 1346.532968][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.533021][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1346.533044][ T32] r4:00000000 [ 1346.533064][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.533124][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1346.533157][ T32] dd20: b058e000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1346.533204][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1346.533233][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.533259][ T32] r5:800f0013 r4:80239bb0 [ 1346.533301][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.533345][ T32] r4:82ac21e4 [ 1346.533389][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.533434][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1346.533458][ T32] r4:dfa0ddc0 [ 1346.533477][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.533518][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1346.533568][ T32] r4:00000000 [ 1346.533613][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.533677][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1346.533722][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.533768][ T32] r5:00001000 r4:e0053000 [ 1346.533811][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.533855][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.533903][ T32] r5:84af7b8c r4:84af7800 [ 1346.533968][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.534018][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 ** 3 printk messages dropped ** [ 1346.534130][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.534186][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1346.534244][ T32] r4:00000001 [ 1346.534266][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.534304][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1346.534351][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.534391][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.534421][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.534449][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.534471][ T32] r4:84867140 [ 1346.534518][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.534554][ T32] INFO: task kworker/1:329:6012 blocked for more than 473 seconds. [ 1346.534608][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.534638][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.534675][ T32] task:kworker/1:329 state:D stack:0 pid:6012 tgid:6012 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.534807][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.534863][ T32] Call trace: [ 1346.534935][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1346.534986][ T32] r10:8291a684 r9:eca75d84 r8:00000002 r7:60000113 r6:eca75d8c r5:85993c00 [ 1346.535009][ T32] r4:85993c00 [ 1346.535029][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1346.535091][ T32] r5:85993c00 r4:8291a680 [ 1346.535141][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.535184][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.535259][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca75e08 [ 1346.535290][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1346.535392][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1346.535737][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1346.536075][ T32] r4:851b0980 ** 6 printk messages dropped ** [ 1346.536626][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1346.537383][ T32] Call trace: ** 1 printk messages dropped ** [ 1346.537590][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1346.537663][ T32] r4:00000000 [ 1346.537703][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.537749][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1346.537807][ T32] dd20: b058e000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1346.537845][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1346.537871][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.537896][ T32] r5:800f0013 r4:80239bb0 [ 1346.537937][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.537981][ T32] r4:82ac21e4 [ 1346.538002][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.538064][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1346.538096][ T32] r4:dfa0ddc0 [ 1346.538116][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.538189][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1346.538214][ T32] r4:00000000 [ 1346.538278][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.538327][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1346.538369][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.538465][ T32] r5:00001000 r4:e0053000 [ 1346.562096][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.562212][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.562284][ T32] r5:84af7b8c r4:84af7800 [ 1346.562310][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.562362][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1346.562384][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.562431][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.562465][ T32] r4:84864380 [ 1346.562508][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.562566][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1346.562613][ T32] r4:00000001 [ 1346.562656][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.562698][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1346.562768][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1346.562837][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1346.563045][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1346.563154][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1346.563456][ T32] r5:85994800 r4:8291a680 ** 2 printk messages dropped ** [ 1346.563567][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca85e08 [ 1346.563613][ T32] r4:00000000 [ 1346.563646][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1346.563688][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1346.563726][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.563788][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851c0d00 [ 1346.563838][ T32] r4:00000000 [ 1346.563875][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.563951][ T32] r9:83018205 r8:85994800 r7:00000000 r6:83018200 r5:00001000 r4:7f1c5000 [ 1346.563983][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.564033][ T32] r5:00001000 r4:eb817000 [ 1346.564069][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.564126][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.564190][ T32] r5:85350f8c r4:85350c00 [ 1346.564214][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.564260][ T32] r7:ddde2d80 r6:83018200 r5:85350f8c r4:851b0a80 [ 1346.564309][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.564365][ T32] r10:61c88647 r9:85994800 r8:851b0aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.564422][ T32] r4:851b0a80 [ 1346.564487][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.564588][ T32] r10:00000000 r9:851b0a80 r8:80287e08 r7:eca81e60 r6:851b0b00 r5:85994800 [ 1346.564644][ T32] r4:00000001 [ 1346.564697][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.564796][ T32] Exception stack(0xeca85fb0 to 0xeca85ff8) [ 1346.564861][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.565031][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.565110][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.565175][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.565223][ T32] r4:851c0980 [ 1346.565512][ T32] INFO: task kworker/1:330:6014 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1346.565587][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.565728][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.565820][ T32] Call trace: [ 1346.565916][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.566060][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1346.566119][ T32] r4:00000000 [ 1346.566165][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.566297][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1346.566332][ T32] dd20: b089b000 eb0cd000 00000001 80239b98 7f13f000 00000001 ** 4 printk messages dropped ** [ 1346.566502][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1346.566684][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 12 printk messages dropped ** [ 1346.567309][ T32] r4:84864380 ** 3 printk messages dropped ** [ 1346.567479][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1346.567790][ T32] r4:84867140 ** 5 printk messages dropped ** [ 1346.568038][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1346.568376][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 8 printk messages dropped ** [ 1346.586412][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1346.586948][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1346.587478][ T32] Exception stack(0xeca89fb0 to 0xeca89ff8) ** 6 printk messages dropped ** [ 1346.588297][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1346.595214][ T32] r4:82ac21e4 ** 6 printk messages dropped ** [ 1346.595521][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1346.595969][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 12 printk messages dropped ** [ 1346.596515][ T32] INFO: task kworker/1:332:6018 blocked for more than 473 seconds. ** 18 printk messages dropped ** [ 1346.597562][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1346.598022][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1346.598208][ T32] r4:851b0c80 [ 1346.598281][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.598542][ T32] r10:00000000 r9:851b0c80 r8:80287e08 r7:eca89e60 r6:851b0d00 r5:85996000 [ 1346.612518][ T32] r4:00000001 [ 1346.612627][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.612715][ T32] Exception stack(0xeca8dfb0 to 0xeca8dff8) [ 1346.612881][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.612922][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.612949][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.613133][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.613160][ T32] r4:851c0d80 [ 1346.613327][ T32] INFO: task kworker/1:332:6018 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1346.613426][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.613505][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.613598][ T32] Call trace: [ 1346.613681][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.613781][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1346.613809][ T32] r4:00000000 [ 1346.613906][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.613952][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1346.613995][ T32] dd20: b1279000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1346.614074][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1346.614172][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.614199][ T32] r5:800f0013 r4:80239bb0 [ 1346.614221][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.614279][ T32] r4:82ac21e4 [ 1346.614304][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.614387][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1346.614413][ T32] r4:dfa0ddc0 [ 1346.614461][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.614507][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1346.614619][ T32] r4:00000000 [ 1346.614644][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.614773][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1346.614924][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.615000][ T32] r5:00001000 r4:e0053000 [ 1346.615025][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.615066][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.615109][ T32] r5:84af7b8c r4:84af7800 [ 1346.615163][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.615243][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1346.615291][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.615342][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.615365][ T32] r4:84864380 [ 1346.615416][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.615468][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1346.615492][ T32] r4:00000001 [ 1346.615559][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.615634][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) ** 6 printk messages dropped ** [ 1346.616121][ T32] INFO: task kworker/1:333:6020 blocked for more than 473 seconds. ** 15 printk messages dropped ** [ 1346.616858][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 14 printk messages dropped ** [ 1346.617548][ T32] r4:851b0d80 ** 9 printk messages dropped ** [ 1346.617965][ T32] r4:850bb080 [ 1346.618078][ T32] INFO: task kworker/1:333:6020 is blocked on a mutex likely owned by task kworker/1:7:3126. ** 7 printk messages dropped ** [ 1346.631351][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) ** 7 printk messages dropped ** [ 1346.632041][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 ** 2 printk messages dropped ** [ 1346.632234][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1346.632293][ T32] r4:00000000 [ 1346.632341][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.632441][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1346.632519][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.632644][ T32] r5:00001000 r4:e0053000 [ 1346.632706][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.632794][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.632886][ T32] r5:84af7b8c r4:84af7800 [ 1346.632934][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.632986][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1346.633008][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.633056][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.633079][ T32] r4:84864380 [ 1346.633122][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.633174][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1346.633225][ T32] r4:00000001 [ 1346.633274][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.633383][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1346.633482][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.633574][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.633682][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.633766][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.633835][ T32] r4:84867140 [ 1346.633895][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.633962][ T32] INFO: task kworker/1:334:6022 blocked for more than 473 seconds. [ 1346.634023][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.634053][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.634100][ T32] task:kworker/1:334 state:D stack:0 pid:6022 tgid:6022 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.634170][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.634267][ T32] Call trace: [ 1346.634305][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1346.634358][ T32] r10:8291a684 r9:eca95d84 r8:00000002 r7:60000113 r6:eca95d8c r5:85990c00 [ 1346.634380][ T32] r4:85990c00 [ 1346.634400][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1346.634467][ T32] r5:85990c00 r4:8291a680 [ 1346.634491][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.634539][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.634624][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca95e08 [ 1346.634661][ T32] r4:00000000 [ 1346.634681][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1346.634718][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1346.634775][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.634816][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850bb380 [ 1346.634860][ T32] r4:00000000 [ 1346.634884][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.634935][ T32] r9:83018205 r8:85990c00 r7:00000000 r6:83018200 r5:00001000 r4:7f1cd000 ** 3 printk messages dropped ** [ 1346.635123][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1346.635431][ T32] r4:851b0e80 ** 2 printk messages dropped ** [ 1346.635570][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1346.635828][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1346.636594][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) ** 5 printk messages dropped ** [ 1346.637040][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1346.637411][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 9 printk messages dropped ** [ 1346.637876][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1346.637905][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.637978][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.638011][ T32] r4:84864380 [ 1346.638081][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.638153][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1346.638186][ T32] r4:00000001 [ 1346.638207][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.638249][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1346.638277][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.638305][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.638352][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.638428][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.638505][ T32] r4:84867140 [ 1346.658989][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1346.659197][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1346.659593][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca99e08 ** 9 printk messages dropped ** [ 1346.659930][ T32] r5:00001000 r4:ebc25000 ** 1 printk messages dropped ** [ 1346.659990][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1346.660351][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1346.660522][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1346.661231][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) ** 5 printk messages dropped ** [ 1346.661555][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1346.661799][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1346.662170][ T32] r5:84af7b8c r4:84af7800 ** 5 printk messages dropped ** [ 1346.662434][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1346.662994][ T32] r4:84867140 ** 5 printk messages dropped ** [ 1346.663208][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1346.663626][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1346.664071][ T32] r5:00001000 r4:eba85000 ** 3 printk messages dropped ** [ 1346.664246][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1346.664964][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.665031][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.665097][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.665149][ T32] r4:850bb3c0 [ 1346.665342][ T32] INFO: task kworker/1:336:6025 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1346.665412][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.665585][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.665741][ T32] Call trace: [ 1346.665812][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.665953][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1346.666022][ T32] r4:00000000 [ 1346.666095][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.666186][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1346.666252][ T32] dd20: b179e000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1346.666320][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1346.666381][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.666463][ T32] r5:800f0013 r4:80239bb0 [ 1346.666556][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.666673][ T32] r4:82ac21e4 [ 1346.666788][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.666884][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1346.666981][ T32] r4:dfa0ddc0 [ 1346.667067][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.667196][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1346.667265][ T32] r4:00000000 [ 1346.667313][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.667383][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1346.667409][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.667454][ T32] r5:00001000 r4:e0053000 [ 1346.667475][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.667540][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.667587][ T32] r5:84af7b8c r4:84af7800 [ 1346.667608][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.667679][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1346.667705][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.667753][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.667776][ T32] r4:84864380 [ 1346.667795][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.667840][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1346.667915][ T32] r4:00000001 [ 1346.667999][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.668041][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1346.668069][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.668098][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.668184][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.668216][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.668242][ T32] r4:84867140 [ 1346.668281][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.668321][ T32] INFO: task kworker/1:337:6029 blocked for more than 473 seconds. [ 1346.668404][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.668486][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.700913][ T32] task:kworker/1:337 state:D stack:0 pid:6029 tgid:6029 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.701091][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.701184][ T32] Call trace: [ 1346.701255][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1346.701367][ T32] r10:8291a684 r9:ecaa5d84 r8:00000002 r7:60000113 r6:ecaa5d8c r5:848ad400 [ 1346.701395][ T32] r4:848ad400 [ 1346.701417][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1346.701462][ T32] r5:848ad400 r4:8291a680 [ 1346.701534][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.701582][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1346.701749][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1346.701930][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1346.702301][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1346.702480][ T32] r10:61c88647 r9:848ad400 r8:850c31ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1346.702785][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1346.703324][ T32] Call trace: ** 5 printk messages dropped ** [ 1346.703694][ T32] dd20: b21ad000 eb0cd000 00000001 80239b98 7f13f000 00000001 ** 7 printk messages dropped ** [ 1346.704102][ T32] r4:dfa0ddc0 ** 5 printk messages dropped ** [ 1346.704363][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1346.704776][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 7 printk messages dropped ** [ 1346.705009][ T32] r4:84867140 [ 1346.705033][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.705063][ T32] INFO: task kworker/1:338:6033 blocked for more than 473 seconds. [ 1346.705132][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.705167][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.705189][ T32] task:kworker/1:338 state:D stack:0 pid:6033 tgid:6033 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.705301][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.705343][ T32] Call trace: [ 1346.705389][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1346.705438][ T32] r10:8291a684 r9:ecab1d84 r8:00000002 r7:60000113 r6:ecab1d8c r5:848aec00 [ 1346.705461][ T32] r4:848aec00 [ 1346.705480][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1346.705550][ T32] r5:848aec00 r4:8291a680 [ 1346.705575][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.705615][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.705685][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecab1e08 [ 1346.705741][ T32] r4:00000000 [ 1346.705767][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1346.705809][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1346.705847][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.705940][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850bba00 [ 1346.705969][ T32] r4:00000000 [ 1346.706050][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.706100][ T32] r9:83018205 r8:848aec00 r7:00000000 r6:83018200 r5:00001000 r4:7f1d9000 [ 1346.706138][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.706188][ T32] r5:00001000 r4:ebc81000 [ 1346.706262][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.706320][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.706411][ T32] r5:85352b8c r4:85352800 [ 1346.706465][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.706558][ T32] r7:ddde2d80 r6:83018200 r5:85352b8c r4:850c3200 [ 1346.706607][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.706707][ T32] r10:61c88647 r9:848aec00 r8:850c322c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.706782][ T32] r4:850c3200 [ 1346.706827][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.706967][ T32] r10:00000000 r9:850c3200 r8:80287e08 r7:ecaa5e60 r6:85286f00 r5:848aec00 [ 1346.706995][ T32] r4:00000001 [ 1346.707018][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.707073][ T32] Exception stack(0xecab1fb0 to 0xecab1ff8) [ 1346.707103][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.707132][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.707284][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.707316][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.707365][ T32] r4:850bbb00 [ 1346.707472][ T32] INFO: task kworker/1:338:6033 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1346.707505][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.707594][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.707643][ T32] Call trace: [ 1346.707678][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.707729][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1346.707757][ T32] r4:00000000 [ 1346.707807][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.707853][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1346.707882][ T32] dd20: b21ad000 eb0cd000 00000001 80239b98 7f13f000 00000001 ** 4 printk messages dropped ** [ 1346.708070][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1346.708317][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 11 printk messages dropped ** [ 1346.725202][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1346.725674][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1346.726130][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1346.726768][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1346.727276][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1346.727845][ T32] r10:61c88647 r9:8488ec00 r8:850c32ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1346.728315][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1346.750203][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1346.750576][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1346.751157][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 11 printk messages dropped ** [ 1346.752248][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1346.752933][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1346.753054][ T32] r4:84867140 [ 1346.753119][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.753185][ T32] INFO: task kworker/1:340:6037 blocked for more than 473 seconds. [ 1346.753273][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.753335][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.753383][ T32] task:kworker/1:340 state:D stack:0 pid:6037 tgid:6037 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.753640][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.753736][ T32] Call trace: [ 1346.753836][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1346.753938][ T32] r10:8291a684 r9:ecabdd84 r8:00000002 r7:60000113 r6:ecabdd8c r5:858e2400 [ 1346.754017][ T32] r4:858e2400 [ 1346.754101][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1346.754220][ T32] r5:858e2400 r4:8291a680 [ 1346.754269][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.754347][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.754440][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecabde08 [ 1346.754553][ T32] r4:00000000 [ 1346.754604][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1346.754680][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1346.754770][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.754853][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850bbcc0 [ 1346.754897][ T32] r4:00000000 [ 1346.754956][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.755041][ T32] r9:83018205 r8:858e2400 r7:00000000 r6:83018200 r5:00001000 r4:7f1e1000 [ 1346.755082][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.755287][ T32] r5:00001000 r4:ec611000 [ 1346.755345][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.755426][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.755521][ T32] r5:8535338c r4:85353000 [ 1346.755575][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.755735][ T32] r7:ddde2d80 r6:83018200 r5:8535338c r4:850c3300 [ 1346.755821][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.755955][ T32] r10:61c88647 r9:858e2400 r8:850c332c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.756007][ T32] r4:850c3300 [ 1346.756057][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.756144][ T32] r10:00000000 r9:850c3300 r8:80287e08 r7:ecab9e60 r6:851d0000 r5:858e2400 [ 1346.756187][ T32] r4:00000001 [ 1346.756226][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.756296][ T32] Exception stack(0xecabdfb0 to 0xecabdff8) [ 1346.756350][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.756406][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.756492][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.756553][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.756618][ T32] r4:850bba40 [ 1346.756998][ T32] INFO: task kworker/1:340:6037 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1346.757072][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.757194][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.757379][ T32] Call trace: [ 1346.757444][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.757544][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1346.757592][ T32] r4:00000000 [ 1346.757687][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.757774][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1346.757829][ T32] dd20: b25bf000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1346.757886][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1346.757945][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.757994][ T32] r5:800f0013 r4:80239bb0 [ 1346.758036][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.758115][ T32] r4:82ac21e4 [ 1346.758156][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.758242][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1346.758292][ T32] r4:dfa0ddc0 [ 1346.758337][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.758423][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 1 printk messages dropped ** [ 1346.779478][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1346.780467][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1346.781284][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1346.781909][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1346.782627][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 8 printk messages dropped ** [ 1346.783345][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1346.784011][ T32] r7:ddde2d80 r6:83018200 r5:85353f8c r4:850c3380 ** 4 printk messages dropped ** [ 1346.784584][ T32] r10:00000000 r9:850c3380 r8:80287e08 r7:ecab9e60 r6:851d0080 r5:85159800 ** 7 printk messages dropped ** [ 1346.785257][ T32] r4:850bbc40 ** 6 printk messages dropped ** [ 1346.786454][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1346.786846][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1346.786919][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.786972][ T32] r5:800f0013 r4:80239bb0 [ 1346.787017][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.787100][ T32] r4:82ac21e4 [ 1346.787164][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.787258][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1346.787304][ T32] r4:dfa0ddc0 [ 1346.787344][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.787426][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1346.787471][ T32] r4:00000000 [ 1346.787539][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.787635][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1346.787708][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.787804][ T32] r5:00001000 r4:e0053000 [ 1346.787848][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.787992][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.788088][ T32] r5:84af7b8c r4:84af7800 [ 1346.788160][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.788289][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1346.788371][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.818378][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.818590][ T32] r4:84864380 [ 1346.819318][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.819403][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1346.819445][ T32] r4:00000001 [ 1346.819493][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.819542][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1346.819580][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.819611][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.819638][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.819684][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.819768][ T32] r4:84867140 [ 1346.819798][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.819832][ T32] INFO: task kworker/1:342:6043 blocked for more than 473 seconds. [ 1346.819866][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.819892][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.820006][ T32] task:kworker/1:342 state:D stack:0 pid:6043 tgid:6043 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.820123][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.820261][ T32] Call trace: [ 1346.820306][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1346.820383][ T32] r10:8291a684 r9:ecacdd84 r8:00000002 r7:60000113 r6:ecacdd8c r5:8515b000 [ 1346.820411][ T32] r4:8515b000 [ 1346.820432][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1346.820476][ T32] r5:8515b000 r4:8291a680 [ 1346.820508][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.820603][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.820649][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecacde08 [ 1346.820693][ T32] r4:00000000 [ 1346.820743][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1346.820783][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1346.820824][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.820866][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850bbf40 [ 1346.820888][ T32] r4:00000000 [ 1346.820913][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.821011][ T32] r9:83018205 r8:8515b000 r7:00000000 r6:83018200 r5:00001000 r4:7f1e5000 [ 1346.821043][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.821089][ T32] r5:00001000 r4:ec681000 [ 1346.821109][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.821152][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.821197][ T32] r5:85353b8c r4:85353800 [ 1346.821250][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1346.821388][ T32] r10:61c88647 r9:8515b000 r8:850c342c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 12 printk messages dropped ** [ 1346.822070][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1346.822576][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 8 printk messages dropped ** [ 1346.822962][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1346.823351][ T32] r5:84af7b8c r4:84af7800 ** 6 printk messages dropped ** [ 1346.823690][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 7 printk messages dropped ** [ 1346.824051][ T32] r4:84867140 ** 5 printk messages dropped ** [ 1346.824397][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1346.824846][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1346.825124][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cb900 ** 6 printk messages dropped ** [ 1346.825386][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1346.825692][ T32] r10:00000000 r9:850c3480 r8:80287e08 r7:ecac5e60 r6:851d0180 r5:85158c00 ** 9 printk messages dropped ** [ 1346.826289][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1346.826885][ T32] r5:800f0013 r4:80239bb0 ** 6 printk messages dropped ** [ 1346.827160][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 6 printk messages dropped ** [ 1346.827388][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.827461][ T32] r5:84af7b8c r4:84af7800 [ 1346.827486][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.827535][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1346.827595][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.827656][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.827688][ T32] r4:84864380 [ 1346.827746][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.827881][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1346.827919][ T32] r4:00000001 [ 1346.828015][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.828056][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1346.828112][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.828149][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.828178][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.828286][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.828313][ T32] r4:84867140 [ 1346.828335][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.828381][ T32] INFO: task kworker/1:344:6046 blocked for more than 473 seconds. [ 1346.828467][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.851759][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.851812][ T32] task:kworker/1:344 state:D stack:0 pid:6046 tgid:6046 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.851882][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.851958][ T32] Call trace: [ 1346.852078][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1346.852210][ T32] r10:8291a684 r9:ecad9d84 r8:00000002 r7:60000113 r6:ecad9d8c r5:8515a400 [ 1346.852264][ T32] r4:8515a400 [ 1346.852311][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1346.852413][ T32] r5:8515a400 r4:8291a680 [ 1346.852465][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.852549][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.852698][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecad9e08 [ 1346.852760][ T32] r4:00000000 [ 1346.852805][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1346.852879][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1346.852969][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.853055][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851c0ec0 [ 1346.853105][ T32] r4:00000000 [ 1346.853180][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.853281][ T32] r9:83018205 r8:8515a400 r7:00000000 r6:83018200 r5:00001000 r4:7f1eb000 [ 1346.853332][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.853418][ T32] r5:00001000 r4:ec7db000 [ 1346.853465][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.853531][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.853594][ T32] r5:859c078c r4:859c0400 [ 1346.853711][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.853765][ T32] r7:ddde2d80 r6:83018200 r5:859c078c r4:850c3500 [ 1346.853788][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.853836][ T32] r10:61c88647 r9:8515a400 r8:850c352c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.853924][ T32] r4:850c3500 [ 1346.854051][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.854104][ T32] r10:00000000 r9:850c3500 r8:80287e08 r7:ecad1e60 r6:851d0200 r5:8515a400 [ 1346.854127][ T32] r4:00000001 [ 1346.854169][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.854217][ T32] Exception stack(0xecad9fb0 to 0xecad9ff8) [ 1346.854283][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.854379][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.854456][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.854592][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.854620][ T32] r4:852cb9c0 [ 1346.854829][ T32] INFO: task kworker/1:344:6046 is blocked on a mutex likely owned by task kworker/1:7:3126. ** 1 printk messages dropped ** [ 1346.854995][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1346.855460][ T32] dd20: b33cd000 eb0cd000 00000001 80239b98 7f13f000 00000001 ** 9 printk messages dropped ** [ 1346.855965][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 9 printk messages dropped ** [ 1346.856406][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 ** 6 printk messages dropped ** [ 1346.856848][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1346.857061][ T32] r4:84867140 ** 5 printk messages dropped ** [ 1346.857509][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1346.858098][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1346.889319][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1346.889624][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1346.890139][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1346.890617][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1346.891517][ T32] dd20: b3d46000 eb0cd000 00000001 80239b98 7f13f000 00000001 ** 7 printk messages dropped ** [ 1346.891882][ T32] r4:dfa0ddc0 [ 1346.891902][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.891952][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1346.892043][ T32] r4:00000000 [ 1346.892067][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.892115][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1346.892160][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.892206][ T32] r5:00001000 r4:e0053000 [ 1346.892254][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.892302][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.892347][ T32] r5:84af7b8c r4:84af7800 [ 1346.892367][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.892414][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1346.892472][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.892575][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.892601][ T32] r4:84864380 [ 1346.892646][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.892696][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1346.892719][ T32] r4:00000001 [ 1346.892772][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.892869][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1346.892900][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.892962][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.892993][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.893021][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.893044][ T32] r4:84867140 [ 1346.893103][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.893137][ T32] INFO: task kworker/1:346:6050 blocked for more than 473 seconds. [ 1346.893170][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.893196][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.893217][ T32] task:kworker/1:346 state:D stack:0 pid:6050 tgid:6050 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.893262][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.893304][ T32] Call trace: [ 1346.893333][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1346.893380][ T32] r10:8291a684 r9:ecae9d84 r8:00000002 r7:60000013 r6:ecae9d8c r5:8515c800 [ 1346.893402][ T32] r4:8515c800 [ 1346.893441][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1346.893490][ T32] r5:8515c800 r4:8291a680 [ 1346.893545][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.893589][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.893631][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecae9e08 [ 1346.893698][ T32] r4:00000000 [ 1346.893723][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1346.893760][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1346.893847][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.893917][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e7100 [ 1346.894002][ T32] r4:00000000 [ 1346.894046][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.894128][ T32] r9:83018205 r8:8515c800 r7:00000000 r6:83018200 r5:00001000 r4:7f1ed000 [ 1346.894155][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.894222][ T32] r5:00001000 r4:ec7e9000 [ 1346.894251][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.894291][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.894332][ T32] r5:859c0b8c r4:859c0800 [ 1346.894352][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.894398][ T32] r7:ddde2d80 r6:83018200 r5:859c0b8c r4:850c3600 [ 1346.894418][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.894464][ T32] r10:61c88647 r9:8515c800 r8:850c362c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.894498][ T32] r4:850c3600 [ 1346.894521][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.894566][ T32] r10:00000000 r9:850c3600 r8:80287e08 r7:ecae1e60 r6:851d0300 r5:8515c800 [ 1346.894681][ T32] r4:00000001 [ 1346.894797][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.894849][ T32] Exception stack(0xecae9fb0 to 0xecae9ff8) [ 1346.894879][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.894914][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.894943][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.894983][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.895009][ T32] r4:850bb680 [ 1346.895121][ T32] INFO: task kworker/1:346:6050 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1346.895155][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.895304][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1346.895607][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) ** 5 printk messages dropped ** [ 1346.895774][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1346.895923][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 7 printk messages dropped ** [ 1346.896255][ T32] r5:84af7b8c r4:84af7800 [ 1346.896278][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.896326][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1346.896403][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.896454][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.896477][ T32] r4:84864380 [ 1346.896513][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.896592][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1346.896618][ T32] r4:00000001 [ 1346.896638][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.896674][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1346.896700][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.896728][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.896754][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.896782][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.896803][ T32] r4:84867140 [ 1346.896822][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.896847][ T32] INFO: task kworker/1:347:6053 blocked for more than 473 seconds. [ 1346.896901][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1346.897003][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1346.897380][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecaf5e08 ** 8 printk messages dropped ** [ 1346.897732][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1346.898121][ T32] r7:ddde2d80 r6:83018200 r5:859c178c r4:850c3680 ** 4 printk messages dropped ** [ 1346.898339][ T32] r10:00000000 r9:850c3680 r8:80287e08 r7:ecae1e60 r6:851d0380 r5:8515e000 ** 7 printk messages dropped ** [ 1346.929226][ T32] r4:850e7080 ** 2 printk messages dropped ** [ 1346.929503][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1346.929801][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) ** 6 printk messages dropped ** [ 1346.930261][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 10 printk messages dropped ** [ 1346.930824][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1346.931299][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1346.931714][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1346.932066][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1346.932582][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1346.933222][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1346.933648][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.933695][ T32] r10:61c88647 r9:8515bc00 r8:850c372c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.933719][ T32] r4:850c3700 [ 1346.933766][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.933815][ T32] r10:00000000 r9:850c3700 r8:80287e08 r7:ecaf5e60 r6:851d0400 r5:8515bc00 [ 1346.933866][ T32] r4:00000001 [ 1346.933966][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.934013][ T32] Exception stack(0xecaf9fb0 to 0xecaf9ff8) [ 1346.934098][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.934134][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.934318][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.934426][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.934534][ T32] r4:850e7300 [ 1346.934680][ T32] INFO: task kworker/1:348:6054 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1346.934716][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.934792][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.934837][ T32] Call trace: [ 1346.934931][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.935013][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1346.935104][ T32] r4:00000000 [ 1346.935208][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.935253][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1346.935309][ T32] dd20: b4287000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1346.935368][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1346.935434][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.935464][ T32] r5:800f0013 r4:80239bb0 [ 1346.935515][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.935578][ T32] r4:82ac21e4 [ 1346.935683][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.935790][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1346.935850][ T32] r4:dfa0ddc0 [ 1346.935901][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.936015][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1346.936076][ T32] r4:00000000 [ 1346.936128][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.936226][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1346.936288][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.936388][ T32] r5:00001000 r4:e0053000 [ 1346.936619][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.936732][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.936847][ T32] r5:84af7b8c r4:84af7800 [ 1346.936877][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.937011][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1346.937038][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.937113][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.937140][ T32] r4:84864380 [ 1346.937235][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.937286][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1346.937309][ T32] r4:00000001 [ 1346.937356][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.937395][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1346.937422][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.937483][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.937514][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.937543][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.937565][ T32] r4:84867140 [ 1346.937585][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.937612][ T32] INFO: task kworker/1:349:6059 blocked for more than 473 seconds. [ 1346.937641][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.937677][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.937732][ T32] task:kworker/1:349 state:D stack:0 pid:6059 tgid:6059 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.937838][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.937937][ T32] Call trace: [ 1346.938126][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1346.938206][ T32] r10:8291a684 r9:ecaf1d84 r8:00000002 r7:60000013 r6:ecaf1d8c r5:85158000 [ 1346.938234][ T32] r4:85158000 [ 1346.938331][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1346.938379][ T32] r5:85158000 r4:8291a680 [ 1346.938420][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.958918][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.959056][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecaf1e08 [ 1346.959084][ T32] r4:00000000 [ 1346.959148][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1346.959194][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1346.959234][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.959319][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e76c0 [ 1346.959471][ T32] r4:00000000 [ 1346.959496][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.959544][ T32] r9:83018205 r8:85158000 r7:00000000 r6:83018200 r5:00001000 r4:7f1f9000 [ 1346.959566][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.959611][ T32] r5:00001000 r4:ecb07000 [ 1346.959631][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.959681][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.959729][ T32] r5:859c1b8c r4:859c1800 [ 1346.959750][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.959799][ T32] r7:ddde2d80 r6:83018200 r5:859c1b8c r4:850c3800 [ 1346.959851][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.959932][ T32] r10:61c88647 r9:85158000 r8:850c382c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.959959][ T32] r4:850c3800 [ 1346.960010][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.960061][ T32] r10:00000000 r9:850c3800 r8:80287e08 r7:ecaf5e60 r6:851d0480 r5:85158000 [ 1346.960084][ T32] r4:00000001 [ 1346.960104][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.960142][ T32] Exception stack(0xecaf1fb0 to 0xecaf1ff8) [ 1346.960172][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.960206][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.960234][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.960291][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.960320][ T32] r4:850e7480 [ 1346.960513][ T32] INFO: task kworker/1:349:6059 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1346.960549][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.960646][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.960725][ T32] Call trace: [ 1346.960761][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.960813][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1346.960836][ T32] r4:00000000 [ 1346.960859][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.960902][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1346.960965][ T32] dd20: b4576000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1346.960998][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1346.961049][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.961077][ T32] r5:800f0013 r4:80239bb0 [ 1346.961143][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.961189][ T32] r4:82ac21e4 [ 1346.961210][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 1 printk messages dropped ** [ 1346.961375][ T32] r4:dfa0ddc0 ** 6 printk messages dropped ** [ 1346.961723][ T32] r5:00001000 r4:e0053000 ** 4 printk messages dropped ** [ 1346.961929][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 ** 7 printk messages dropped ** [ 1346.962176][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) ** 7 printk messages dropped ** [ 1346.962486][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1346.963018][ T32] r4:8599b000 ** 3 printk messages dropped ** [ 1346.963490][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1346.963745][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e7a00 ** 7 printk messages dropped ** [ 1346.964260][ T32] r5:859c1f8c r4:859c1c00 ** 1 printk messages dropped ** [ 1346.964380][ T32] r7:ddde2d80 r6:83018200 r5:859c1f8c r4:850c3780 ** 4 printk messages dropped ** [ 1346.964576][ T32] r10:00000000 r9:850c3780 r8:80287e08 r7:ecaf1e60 r6:850c3880 r5:8599b000 ** 10 printk messages dropped ** [ 1346.965108][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1346.965324][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) ** 7 printk messages dropped ** [ 1346.965687][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 ** 11 printk messages dropped ** [ 1346.966404][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1346.967160][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) ** 6 printk messages dropped ** [ 1346.967639][ T32] INFO: task kworker/1:351:6064 blocked for more than 473 seconds. ** 9 printk messages dropped ** [ 1346.968578][ T32] r5:8599c800 r4:8291a680 ** 5 printk messages dropped ** [ 1346.989821][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1346.990382][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1346.990961][ T32] r10:61c88647 r9:8599c800 r8:850c392c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1346.991730][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 1 printk messages dropped ** [ 1346.992154][ T32] INFO: task kworker/1:351:6064 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1346.992200][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.992306][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.992381][ T32] Call trace: [ 1346.992434][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.992487][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1346.992511][ T32] r4:00000000 [ 1346.992531][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.992616][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1346.992649][ T32] dd20: b4b1e000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1346.992686][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1346.992724][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.992751][ T32] r5:800f0013 r4:80239bb0 [ 1346.992773][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.992815][ T32] r4:82ac21e4 [ 1346.992839][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.992912][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1346.992941][ T32] r4:dfa0ddc0 [ 1346.993101][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.993173][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1346.993200][ T32] r4:00000000 [ 1346.993220][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.993266][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1346.993288][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.993329][ T32] r5:00001000 r4:e0053000 [ 1346.993349][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.993407][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.993481][ T32] r5:84af7b8c r4:84af7800 [ 1346.993507][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.993555][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1346.993614][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.993703][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.993730][ T32] r4:84864380 [ 1346.993749][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.993811][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1346.993837][ T32] r4:00000001 [ 1346.993856][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.993924][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1346.993991][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.994024][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.994051][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.994080][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.994127][ T32] r4:84867140 [ 1346.994153][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.994184][ T32] INFO: task kworker/1:352:6065 blocked for more than 473 seconds. [ 1346.994235][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.994329][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.994374][ T32] task:kworker/1:352 state:D stack:0 pid:6065 tgid:6065 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.994441][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.994555][ T32] Call trace: [ 1346.994604][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1346.994655][ T32] r10:8291a684 r9:ecb29d84 r8:00000002 r7:60000113 r6:ecb29d8c r5:8599bc00 [ 1346.994683][ T32] r4:8599bc00 [ 1346.994704][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1346.994777][ T32] r5:8599bc00 r4:8291a680 [ 1346.994856][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.994979][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.995052][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb29e08 ** 4 printk messages dropped ** [ 1346.995211][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e7cc0 [ 1346.995238][ T32] r4:00000000 [ 1346.995270][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.995318][ T32] r9:83018205 r8:8599bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f1ff000 [ 1346.995364][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.995410][ T32] r5:00001000 r4:ecb2b000 [ 1346.995431][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.995488][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.995593][ T32] r5:859c238c r4:859c2000 [ 1346.995622][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.995720][ T32] r7:ddde2d80 r6:83018200 r5:859c238c r4:850c3a00 [ 1346.995753][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.995828][ T32] r10:61c88647 r9:8599bc00 r8:850c3a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.995852][ T32] r4:850c3a00 [ 1346.995875][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.995931][ T32] r10:00000000 r9:850c3a00 r8:80287e08 r7:ecb25e60 r6:850c3a80 r5:8599bc00 [ 1346.996017][ T32] r4:00000001 [ 1346.996050][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.996103][ T32] Exception stack(0xecb29fb0 to 0xecb29ff8) [ 1346.996134][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.996165][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.996196][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.996227][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 2 printk messages dropped ** [ 1346.996442][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1346.997323][ T32] r5:800f0013 r4:80239bb0 ** 6 printk messages dropped ** [ 1346.997527][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 9 printk messages dropped ** [ 1346.997962][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 ** 5 printk messages dropped ** [ 1346.998275][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1346.998461][ T32] r4:84867140 ** 4 printk messages dropped ** [ 1347.024875][ T32] task:kworker/1:353 state:D stack:0 pid:6067 tgid:6067 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1347.025487][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1347.025964][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1347.026273][ T32] r10:61c88647 r9:8599a400 r8:850c3bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1347.026672][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1347.027724][ T32] Call trace: ** 6 printk messages dropped ** [ 1347.028101][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 ** 8 printk messages dropped ** [ 1347.028425][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 11 printk messages dropped ** [ 1347.046381][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1347.046988][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1347.047650][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1347.048103][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1347.061364][ T32] r5:00001000 r4:ec571000 ** 3 printk messages dropped ** [ 1347.061637][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1347.062004][ T32] r4:00000001 [ 1347.062058][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.062116][ T32] Exception stack(0xec549fb0 to 0xec549ff8) [ 1347.062170][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.062204][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.062233][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.062293][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.062320][ T32] r4:850e7c80 [ 1347.062517][ T32] INFO: task kworker/1:354:6072 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1347.062568][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.062643][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.062721][ T32] Call trace: [ 1347.062776][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1347.062873][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1347.062902][ T32] r4:00000000 [ 1347.062928][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.062972][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1347.063002][ T32] dd20: b5428000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1347.063031][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1347.063058][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.063082][ T32] r5:800f0013 r4:80239bb0 [ 1347.063103][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.063174][ T32] r4:82ac21e4 [ 1347.063200][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.063244][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1347.063267][ T32] r4:dfa0ddc0 [ 1347.063287][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.063329][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1347.063352][ T32] r4:00000000 [ 1347.063475][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.063527][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1347.063551][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.063595][ T32] r5:00001000 r4:e0053000 [ 1347.063621][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.063663][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.063839][ T32] r5:84af7b8c r4:84af7800 [ 1347.063864][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.063912][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1347.063938][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.063985][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.064009][ T32] r4:84864380 [ 1347.064028][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.064074][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1347.064097][ T32] r4:00000001 [ 1347.064149][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.064256][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1347.064287][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.064379][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.064582][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.064615][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.064640][ T32] r4:84867140 [ 1347.064897][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.064971][ T32] INFO: task kworker/1:355:6075 blocked for more than 473 seconds. [ 1347.065040][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.065070][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.065094][ T32] task:kworker/1:355 state:D stack:0 pid:6075 tgid:6075 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.065532][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.065583][ T32] Call trace: [ 1347.065616][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1347.065707][ T32] r10:8291a684 r9:ec76dd84 r8:00000002 r7:60000113 r6:ec76dd8c r5:858f0000 [ 1347.065760][ T32] r4:858f0000 [ 1347.065805][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1347.065896][ T32] r5:858f0000 r4:8291a680 [ 1347.065955][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.066026][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.066072][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec76de08 [ 1347.066120][ T32] r4:00000000 [ 1347.066147][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1347.066185][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1347.066220][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.066260][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e7340 [ 1347.066311][ T32] r4:00000000 [ 1347.066337][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.066383][ T32] r9:83018205 r8:858f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f13f000 [ 1347.066423][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.066493][ T32] r5:00001000 r4:ec5b7000 [ 1347.066541][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.066586][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.066628][ T32] r5:859c2f8c r4:859c2c00 [ 1347.066682][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.066733][ T32] r7:ddde2d80 r6:83018200 r5:859c2f8c r4:850c3c80 [ 1347.066778][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.066837][ T32] r10:61c88647 r9:858f0000 r8:850c3cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.066886][ T32] r4:850c3c80 [ 1347.066944][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.067039][ T32] r10:00000000 r9:850c3c80 r8:80287e08 r7:ecb25e60 r6:851d0600 r5:858f0000 [ 1347.067161][ T32] r4:00000001 [ 1347.067214][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1347.067655][ T32] r4:850e7e80 ** 3 printk messages dropped ** [ 1347.067952][ T32] Call trace: ** 6 printk messages dropped ** [ 1347.068362][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 ** 9 printk messages dropped ** [ 1347.089391][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1347.089940][ T32] r5:84af7b8c r4:84af7800 ** 6 printk messages dropped ** [ 1347.090310][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 6 printk messages dropped ** [ 1347.090575][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.090606][ T32] r4:84867140 [ 1347.090632][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.090678][ T32] INFO: task kworker/1:356:6078 blocked for more than 473 seconds. [ 1347.090717][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.090780][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.090812][ T32] task:kworker/1:356 state:D stack:0 pid:6078 tgid:6078 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.090876][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.090933][ T32] Call trace: [ 1347.091015][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1347.091076][ T32] r10:8291a684 r9:ec791d84 r8:00000002 r7:60000113 r6:ec791d8c r5:858f1800 [ 1347.091125][ T32] r4:858f1800 [ 1347.091152][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1347.091200][ T32] r5:858f1800 r4:8291a680 [ 1347.091246][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.091293][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.091336][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec791e08 [ 1347.091370][ T32] r4:00000000 [ 1347.091416][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1347.091458][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1347.091520][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.091570][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851d1440 [ 1347.091594][ T32] r4:00000000 [ 1347.091710][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.091787][ T32] r9:83018205 r8:858f1800 r7:00000000 r6:83018200 r5:00001000 r4:7f175000 [ 1347.091816][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.091885][ T32] r5:00001000 r4:ec8ff000 [ 1347.091917][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.091966][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.092019][ T32] r5:8596fb8c r4:8596f800 [ 1347.092041][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.092116][ T32] r7:ddde2d80 r6:83018200 r5:8596fb8c r4:850c3d00 [ 1347.092144][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.092195][ T32] r10:61c88647 r9:858f1800 r8:850c3d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.092243][ T32] r4:850c3d00 [ 1347.092269][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.092352][ T32] r10:00000000 r9:850c3d00 r8:80287e08 r7:ecb25e60 r6:851d0680 r5:858f1800 [ 1347.092380][ T32] r4:00000001 [ 1347.092402][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.092443][ T32] Exception stack(0xec791fb0 to 0xec791ff8) [ 1347.092496][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.092555][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.092588][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.092618][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.092720][ T32] r4:850e7fc0 [ 1347.092897][ T32] INFO: task kworker/1:356:6078 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1347.093014][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1347.093403][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) ** 7 printk messages dropped ** [ 1347.093761][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 ** 9 printk messages dropped ** [ 1347.094356][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1347.094915][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 8 printk messages dropped ** [ 1347.095394][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1347.095888][ T32] r4:8599d400 ** 4 printk messages dropped ** [ 1347.096141][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec781e08 ** 7 printk messages dropped ** [ 1347.096498][ T32] r9:83018205 r8:8599d400 r7:00000000 r6:83018200 r5:00001000 r4:7f181000 ** 4 printk messages dropped ** [ 1347.096737][ T32] r5:859c338c r4:859c3000 ** 4 printk messages dropped ** [ 1347.097071][ T32] r4:850c3d80 ** 6 printk messages dropped ** [ 1347.097419][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1347.098202][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 ** 6 printk messages dropped ** [ 1347.098488][ T32] r5:800f0013 r4:80239bb0 ** 6 printk messages dropped ** [ 1347.119567][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 9 printk messages dropped ** [ 1347.120069][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 ** 4 printk messages dropped ** [ 1347.120382][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 3 printk messages dropped ** [ 1347.120690][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.120749][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.120814][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.120849][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.120872][ T32] r4:84867140 [ 1347.120895][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.120961][ T32] INFO: task kworker/1:358:6107 blocked for more than 473 seconds. [ 1347.120999][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.121027][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.121073][ T32] task:kworker/1:358 state:D stack:0 pid:6107 tgid:6107 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.121223][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.121272][ T32] Call trace: [ 1347.121305][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1347.121404][ T32] r10:8291a684 r9:ec9a9d84 r8:00000002 r7:60000113 r6:ec9a9d8c r5:8599ec00 [ 1347.121432][ T32] r4:8599ec00 [ 1347.121453][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1347.121497][ T32] r5:8599ec00 r4:8291a680 [ 1347.121518][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.121559][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.121616][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9a9e08 [ 1347.121670][ T32] r4:00000000 [ 1347.121702][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1347.121744][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1347.121804][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.121854][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851b8e00 [ 1347.121901][ T32] r4:00000000 [ 1347.121935][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.121986][ T32] r9:83018205 r8:8599ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f1c1000 [ 1347.122055][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.122127][ T32] r5:00001000 r4:eb95f000 [ 1347.122154][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.122200][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.122245][ T32] r5:859c3b8c r4:859c3800 [ 1347.122298][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.122352][ T32] r7:ddde2d80 r6:83018200 r5:859c3b8c r4:850c3e80 [ 1347.122408][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.122464][ T32] r10:61c88647 r9:8599ec00 r8:850c3eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.122489][ T32] r4:850c3e80 [ 1347.122559][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.122657][ T32] r10:00000000 r9:850c3e80 r8:80287e08 r7:ecb25e60 r6:850c3f00 r5:8599ec00 [ 1347.122691][ T32] r4:00000001 [ 1347.122731][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.122854][ T32] Exception stack(0xec9a9fb0 to 0xec9a9ff8) [ 1347.122888][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.122920][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.122956][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.122985][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.123085][ T32] r4:851d13c0 [ 1347.123259][ T32] INFO: task kworker/1:358:6107 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1347.123295][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.123434][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.123538][ T32] Call trace: [ 1347.123688][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1347.123747][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1347.123775][ T32] r4:00000000 [ 1347.123796][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.123840][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1347.123870][ T32] dd20: b5c15000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1347.123949][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1347.124030][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.124077][ T32] r5:800f0013 r4:80239bb0 [ 1347.124365][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.124438][ T32] r4:82ac21e4 [ 1347.124462][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.124506][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1347.124563][ T32] r4:dfa0ddc0 [ 1347.124621][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.124671][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1347.124699][ T32] r4:00000000 [ 1347.124721][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.124869][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1347.124932][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.124981][ T32] r5:00001000 r4:e0053000 [ 1347.125024][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.125075][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.125123][ T32] r5:84af7b8c r4:84af7800 [ 1347.125146][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1347.125364][ T32] r4:84864380 ** 4 printk messages dropped ** [ 1347.125517][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) ** 5 printk messages dropped ** [ 1347.125936][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 7 printk messages dropped ** [ 1347.126559][ T32] r10:8291a684 r9:ecb19d84 r8:00000002 r7:60000113 r6:ecb19d8c r5:85999800 ** 6 printk messages dropped ** [ 1347.126989][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1347.127230][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c4e40 ** 7 printk messages dropped ** [ 1347.127618][ T32] r5:859c438c r4:859c4000 ** 3 printk messages dropped ** [ 1347.127774][ T32] r10:61c88647 r9:85999800 r8:850c3fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1347.128196][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1347.151952][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 ** 8 printk messages dropped ** [ 1347.152623][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1347.153147][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 11 printk messages dropped ** [ 1347.153812][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1347.154330][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1347.154361][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.154406][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.154460][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.154491][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.154623][ T32] r4:84867140 [ 1347.154665][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.154706][ T32] INFO: task kworker/1:360:6137 blocked for more than 473 seconds. [ 1347.154773][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.154810][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.154904][ T32] task:kworker/1:360 state:D stack:0 pid:6137 tgid:6137 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.155169][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.155306][ T32] Call trace: [ 1347.155341][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1347.155484][ T32] r10:8291a684 r9:ecb71d84 r8:00000002 r7:60000113 r6:ecb71d8c r5:85998c00 [ 1347.155511][ T32] r4:85998c00 [ 1347.155600][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1347.155648][ T32] r5:85998c00 r4:8291a680 [ 1347.155707][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.155756][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.155829][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb71e08 [ 1347.155855][ T32] r4:00000000 [ 1347.155875][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1347.155986][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1347.156075][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.156123][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c4ac0 [ 1347.156179][ T32] r4:00000000 [ 1347.156222][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.156276][ T32] r9:83018205 r8:85998c00 r7:00000000 r6:83018200 r5:00001000 r4:7f1ed000 [ 1347.156300][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.156391][ T32] r5:00001000 r4:ecaab000 [ 1347.156414][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.156550][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.156628][ T32] r5:84a7cf8c r4:84a7cc00 [ 1347.156678][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.156733][ T32] r7:ddde2d80 r6:83018200 r5:84a7cf8c r4:85956000 [ 1347.156786][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.156992][ T32] r10:61c88647 r9:85998c00 r8:8595602c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.157019][ T32] r4:85956000 [ 1347.157039][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.157177][ T32] r10:00000000 r9:85956000 r8:80287e08 r7:ecb19e60 r6:85956080 r5:85998c00 [ 1347.157204][ T32] r4:00000001 [ 1347.157226][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.157262][ T32] Exception stack(0xecb71fb0 to 0xecb71ff8) [ 1347.157289][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.157320][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.157374][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.157512][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.157612][ T32] r4:852c4000 [ 1347.157786][ T32] INFO: task kworker/1:360:6137 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1347.157838][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.157901][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.157958][ T32] Call trace: [ 1347.158036][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1347.158091][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1347.158118][ T32] r4:00000000 [ 1347.158141][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.158181][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1347.158212][ T32] dd20: b5d99000 eb0cd000 00000001 80239b98 7f13f000 00000001 ** 1 printk messages dropped ** [ 1347.158271][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1347.177843][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 11 printk messages dropped ** [ 1347.184403][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1347.185027][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1347.185773][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1347.186155][ T32] r5:859a0000 r4:8291a680 ** 3 printk messages dropped ** [ 1347.186380][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1347.186693][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1347.186940][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1347.187198][ T32] r10:61c88647 r9:859a0000 r8:8595612c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1347.187480][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1347.188164][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1347.201705][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1347.202145][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 11 printk messages dropped ** [ 1347.202614][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1347.203067][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1347.203412][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1347.203593][ T32] r4:859a2400 [ 1347.203614][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1347.203705][ T32] r5:859a2400 r4:8291a680 [ 1347.203731][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.203772][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.203815][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecba1e08 [ 1347.203858][ T32] r4:00000000 [ 1347.203882][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1347.203942][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1347.204013][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.204062][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84597e00 [ 1347.204085][ T32] r4:00000000 [ 1347.204105][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.204183][ T32] r9:83018205 r8:859a2400 r7:00000000 r6:83018200 r5:00001000 r4:7f275000 [ 1347.204224][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.204323][ T32] r5:00001000 r4:ecc7b000 [ 1347.204349][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.204410][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.204464][ T32] r5:859c4b8c r4:859c4800 [ 1347.204485][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.204542][ T32] r7:ddde2d80 r6:83018200 r5:859c4b8c r4:85956200 [ 1347.204566][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.204622][ T32] r10:61c88647 r9:859a2400 r8:8595622c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.204669][ T32] r4:85956200 [ 1347.204698][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.204744][ T32] r10:00000000 r9:85956200 r8:80287e08 r7:ecb99e60 r6:85956280 r5:859a2400 [ 1347.204767][ T32] r4:00000001 [ 1347.204807][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.204906][ T32] Exception stack(0xecba1fb0 to 0xecba1ff8) [ 1347.204976][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.205008][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.205045][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.205094][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.205119][ T32] r4:852c4c40 [ 1347.205323][ T32] INFO: task kworker/1:362:6182 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1347.205363][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.205422][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.205519][ T32] Call trace: [ 1347.205571][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1347.205626][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1347.205649][ T32] r4:00000000 [ 1347.205670][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.205715][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1347.205745][ T32] dd20: b690b000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1347.205774][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1347.205827][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.205854][ T32] r5:800f0013 r4:80239bb0 [ 1347.205876][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.205933][ T32] r4:82ac21e4 [ 1347.205958][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.206001][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1347.206023][ T32] r4:dfa0ddc0 [ 1347.206043][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.206106][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1347.206154][ T32] r4:00000000 [ 1347.206191][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.206245][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1347.206267][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.206321][ T32] r5:00001000 r4:e0053000 [ 1347.206378][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.206432][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.206476][ T32] r5:84af7b8c r4:84af7800 [ 1347.206497][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.206543][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1347.206565][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.206696][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.206788][ T32] r4:84864380 [ 1347.206862][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.206918][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1347.206971][ T32] r4:00000001 [ 1347.206994][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.207102][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1347.207134][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.207164][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.207213][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.207250][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.207295][ T32] r4:84867140 [ 1347.207323][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.207350][ T32] INFO: task kworker/1:363:6230 blocked for more than 473 seconds. ** 3 printk messages dropped ** [ 1347.207469][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1347.207901][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb79e08 ** 8 printk messages dropped ** [ 1347.208232][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1347.229135][ T32] r10:61c88647 r9:859a4800 r8:8595632c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1347.229478][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1347.229964][ T32] Call trace: ** 7 printk messages dropped ** [ 1347.230285][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1347.230552][ T32] r4:dfa0ddc0 ** 7 printk messages dropped ** [ 1347.231001][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1347.231293][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.231319][ T32] r4:84864380 [ 1347.231339][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.231422][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1347.231453][ T32] r4:00000001 [ 1347.231473][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.231547][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1347.231579][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.231625][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.231655][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.231716][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.231752][ T32] r4:84867140 [ 1347.231779][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.231833][ T32] INFO: task kworker/1:364:6233 blocked for more than 473 seconds. [ 1347.231903][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.231940][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.231963][ T32] task:kworker/1:364 state:D stack:0 pid:6233 tgid:6233 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.232092][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.232148][ T32] Call trace: [ 1347.232179][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1347.232271][ T32] r10:8291a684 r9:ecba5d84 r8:00000002 r7:60000113 r6:ecba5d8c r5:859a3000 [ 1347.232304][ T32] r4:859a3000 [ 1347.232366][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1347.232440][ T32] r5:859a3000 r4:8291a680 [ 1347.232469][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.232510][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.232551][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecba5e08 [ 1347.232573][ T32] r4:00000000 [ 1347.232592][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1347.232627][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1347.232661][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.232702][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859f0400 [ 1347.232725][ T32] r4:00000000 [ 1347.232744][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.232787][ T32] r9:83018205 r8:859a3000 r7:00000000 r6:83018200 r5:00001000 r4:7f27f000 [ 1347.232822][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.232867][ T32] r5:00001000 r4:ec551000 [ 1347.232920][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.232979][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.233024][ T32] r5:859c578c r4:859c5400 [ 1347.233044][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.233092][ T32] r7:ddde2d80 r6:83018200 r5:859c578c r4:85956400 [ 1347.233112][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1347.233306][ T32] r10:00000000 r9:85956400 r8:80287e08 r7:ecb99e60 r6:85956480 r5:859a3000 ** 7 printk messages dropped ** [ 1347.233643][ T32] r4:859f0000 ** 3 printk messages dropped ** [ 1347.234037][ T32] Call trace: ** 6 printk messages dropped ** [ 1347.234427][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 ** 6 printk messages dropped ** [ 1347.234683][ T32] r4:dfa0ddc0 ** 5 printk messages dropped ** [ 1347.234991][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1347.235495][ T32] r4:84864380 ** 4 printk messages dropped ** [ 1347.235772][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) ** 7 printk messages dropped ** [ 1347.236124][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1347.236554][ T32] r4:859a5400 ** 4 printk messages dropped ** [ 1347.236835][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc95e08 ** 7 printk messages dropped ** [ 1347.237266][ T32] r9:83018205 r8:859a5400 r7:00000000 r6:83018200 r5:00001000 r4:7f2e3000 ** 4 printk messages dropped ** [ 1347.237460][ T32] r5:859c6b8c r4:859c6800 ** 2 printk messages dropped ** [ 1347.237562][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1347.237794][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1347.237986][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1347.238173][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 1 printk messages dropped ** [ 1347.238352][ T32] Call trace: [ 1347.238411][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1347.238470][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1347.238565][ T32] r4:00000000 [ 1347.260667][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.260767][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1347.260805][ T32] dd20: b73f2000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1347.260866][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1347.260901][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.260934][ T32] r5:800f0013 r4:80239bb0 [ 1347.260958][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.261003][ T32] r4:82ac21e4 [ 1347.261023][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.261078][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1347.261131][ T32] r4:dfa0ddc0 [ 1347.261155][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.261199][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1347.261222][ T32] r4:00000000 [ 1347.261263][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.261336][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1347.261387][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.261444][ T32] r5:00001000 r4:e0053000 [ 1347.261464][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.261526][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.261574][ T32] r5:84af7b8c r4:84af7800 [ 1347.261597][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.261666][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1347.261713][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.261769][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.261801][ T32] r4:84864380 [ 1347.261827][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.261896][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1347.261934][ T32] r4:00000001 [ 1347.261955][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.262021][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1347.262056][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.262098][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.262159][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.262192][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.262215][ T32] r4:84867140 [ 1347.262251][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.262309][ T32] INFO: task kworker/1:366:6280 blocked for more than 473 seconds. [ 1347.262351][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.262377][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.262400][ T32] task:kworker/1:366 state:D stack:0 pid:6280 tgid:6280 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.262489][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.262564][ T32] Call trace: [ 1347.262602][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1347.262664][ T32] r10:8291a684 r9:ecd05d84 r8:00000002 r7:60000113 r6:ecd05d8c r5:859a1800 [ 1347.262730][ T32] r4:859a1800 [ 1347.262817][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1347.262874][ T32] r5:859a1800 r4:8291a680 [ 1347.262895][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.262944][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.262988][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd05e08 ** 3 printk messages dropped ** [ 1347.263179][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1347.263619][ T32] r5:859c678c r4:859c6400 ** 3 printk messages dropped ** [ 1347.263798][ T32] r10:61c88647 r9:859a1800 r8:8595662c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 11 printk messages dropped ** [ 1347.264429][ T32] INFO: task kworker/1:366:6280 is blocked on a mutex likely owned by task kworker/1:7:3126. ** 10 printk messages dropped ** [ 1347.265056][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 8 printk messages dropped ** [ 1347.265451][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1347.265825][ T32] r5:84af7b8c r4:84af7800 ** 6 printk messages dropped ** [ 1347.266256][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 9 printk messages dropped ** [ 1347.266612][ T32] INFO: task kworker/1:367:6297 blocked for more than 473 seconds. ** 11 printk messages dropped ** [ 1347.267199][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1347.267578][ T32] r9:83018205 r8:859a0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f2e5000 ** 7 printk messages dropped ** [ 1347.267945][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1347.268264][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1347.289641][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 ** 6 printk messages dropped ** [ 1347.289983][ T32] r5:800f0013 r4:80239bb0 [ 1347.290007][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.290052][ T32] r4:82ac21e4 [ 1347.290144][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.290190][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1347.290259][ T32] r4:dfa0ddc0 [ 1347.290283][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.290333][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1347.290360][ T32] r4:00000000 [ 1347.290409][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.290461][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1347.290484][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.290527][ T32] r5:00001000 r4:e0053000 [ 1347.290547][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.290630][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.290763][ T32] r5:84af7b8c r4:84af7800 [ 1347.290806][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.290862][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1347.290885][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.290938][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.290962][ T32] r4:84864380 [ 1347.290982][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.291079][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1347.291144][ T32] r4:00000001 [ 1347.291171][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.291238][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1347.291268][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.291298][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.291324][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.291352][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.291510][ T32] r4:84867140 [ 1347.291659][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.291748][ T32] INFO: task kworker/1:368:6299 blocked for more than 473 seconds. [ 1347.291787][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.291815][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.291895][ T32] task:kworker/1:368 state:D stack:0 pid:6299 tgid:6299 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.292058][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.292161][ T32] Call trace: [ 1347.292197][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1347.292248][ T32] r10:8291a684 r9:ecc69d84 r8:00000002 r7:60000013 r6:ecc69d8c r5:859a6000 [ 1347.292271][ T32] r4:859a6000 [ 1347.292314][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1347.292366][ T32] r5:859a6000 r4:8291a680 [ 1347.292390][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.292432][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.292494][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc69e08 [ 1347.292524][ T32] r4:00000000 [ 1347.292544][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1347.292581][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1347.292618][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.292691][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848e6080 [ 1347.292720][ T32] r4:00000000 [ 1347.292742][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.292789][ T32] r9:83018205 r8:859a6000 r7:00000000 r6:83018200 r5:00001000 r4:7f2e7000 [ 1347.292835][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.292903][ T32] r5:00001000 r4:ec8d9000 [ 1347.292937][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.292978][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.293019][ T32] r5:859c738c r4:859c7000 [ 1347.293061][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.293146][ T32] r7:ddde2d80 r6:83018200 r5:859c738c r4:85956800 [ 1347.293198][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.293320][ T32] r10:61c88647 r9:859a6000 r8:8595682c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.293348][ T32] r4:85956800 [ 1347.293368][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.293418][ T32] r10:00000000 r9:85956800 r8:80287e08 r7:ecd39e60 r6:85956880 r5:859a6000 [ 1347.293442][ T32] r4:00000001 [ 1347.293484][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.293549][ T32] Exception stack(0xecc69fb0 to 0xecc69ff8) [ 1347.293622][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.293700][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.293733][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.293764][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.293809][ T32] r4:85a59a00 [ 1347.294035][ T32] INFO: task kworker/1:368:6299 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1347.294153][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.294237][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.294360][ T32] Call trace: [ 1347.294393][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1347.294461][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1347.294507][ T32] r4:00000000 [ 1347.294542][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.294590][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1347.294626][ T32] dd20: b77c9000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1347.294657][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1347.294686][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.294710][ T32] r5:800f0013 r4:80239bb0 [ 1347.294732][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.294821][ T32] r4:82ac21e4 [ 1347.294844][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.294888][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1347.294912][ T32] r4:dfa0ddc0 [ 1347.294939][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.294982][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 5 printk messages dropped ** [ 1347.295205][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1347.295647][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 6 printk messages dropped ** [ 1347.296013][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 5 printk messages dropped ** [ 1347.296209][ T32] task:kworker/1:369 state:D stack:0 pid:6301 tgid:6301 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1347.296566][ T32] r4:859a6c00 ** 3 printk messages dropped ** [ 1347.296767][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1347.297087][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a6e100 ** 7 printk messages dropped ** [ 1347.297472][ T32] r5:859c778c r4:859c7400 ** 2 printk messages dropped ** [ 1347.297566][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1347.298002][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1347.298360][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1347.321014][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1347.321061][ T32] dd20: b7c3f000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1347.321115][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1347.321173][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.321218][ T32] r5:800f0013 r4:80239bb0 [ 1347.321243][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.321291][ T32] r4:82ac21e4 [ 1347.321312][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.321356][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1347.321388][ T32] r4:dfa0ddc0 [ 1347.321413][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.321479][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1347.321516][ T32] r4:00000000 [ 1347.321541][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.321613][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1347.321641][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.321693][ T32] r5:00001000 r4:e0053000 [ 1347.321737][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.321789][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.321862][ T32] r5:84af7b8c r4:84af7800 [ 1347.321888][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.321948][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1347.321972][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.322054][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.322090][ T32] r4:84864380 [ 1347.322123][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.322270][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1347.322309][ T32] r4:00000001 [ 1347.322337][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.322381][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1347.322412][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.322441][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.322467][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.322553][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.322585][ T32] r4:84867140 [ 1347.322643][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.322694][ T32] INFO: task kworker/1:370:6303 blocked for more than 473 seconds. [ 1347.322733][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.322806][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.322831][ T32] task:kworker/1:370 state:D stack:0 pid:6303 tgid:6303 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.322918][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.323020][ T32] Call trace: [ 1347.323054][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1347.323105][ T32] r10:8291a684 r9:ecd41d84 r8:00000002 r7:60000013 r6:ecd41d8c r5:859a3c00 [ 1347.323128][ T32] r4:859a3c00 [ 1347.323149][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1347.323231][ T32] r5:859a3c00 r4:8291a680 [ 1347.323257][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1347.323350][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd41e08 ** 7 printk messages dropped ** [ 1347.323762][ T32] r9:83018205 r8:859a3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f2eb000 ** 4 printk messages dropped ** [ 1347.324100][ T32] r5:859c7b8c r4:859c7800 ** 3 printk messages dropped ** [ 1347.324253][ T32] r10:61c88647 r9:859a3c00 r8:85956a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.324308][ T32] r4:85956a00 [ 1347.324365][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.324417][ T32] r10:00000000 r9:85956a00 r8:80287e08 r7:ecd3de60 r6:85956a80 r5:859a3c00 [ 1347.324442][ T32] r4:00000001 [ 1347.324462][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.324501][ T32] Exception stack(0xecd41fb0 to 0xecd41ff8) [ 1347.324531][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.324560][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.324586][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.324614][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.324638][ T32] r4:85a6e040 [ 1347.324813][ T32] INFO: task kworker/1:370:6303 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1347.324912][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.325054][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.325133][ T32] Call trace: [ 1347.325166][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1347.325218][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1347.325242][ T32] r4:00000000 [ 1347.325277][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.325380][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1347.325414][ T32] dd20: b7c3f000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1347.325443][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1347.325469][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.325492][ T32] r5:800f0013 r4:80239bb0 [ 1347.325513][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.325554][ T32] r4:82ac21e4 [ 1347.325575][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 1 printk messages dropped ** [ 1347.325639][ T32] r4:dfa0ddc0 ** 12 printk messages dropped ** [ 1347.326246][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 17 printk messages dropped ** [ 1347.327152][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1347.327782][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 13 printk messages dropped ** [ 1347.345906][ T32] r10:61c88647 r9:8599e000 r8:85956b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 12 printk messages dropped ** [ 1347.346623][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 1347.347424][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 18 printk messages dropped ** [ 1347.348265][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 17 printk messages dropped ** [ 1347.362373][ T32] r4:858f0c00 ** 7 printk messages dropped ** [ 1347.362791][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1347.362886][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.362943][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a6e480 [ 1347.362968][ T32] r4:00000000 [ 1347.363004][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.363057][ T32] r9:83018205 r8:858f0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f2ed000 [ 1347.363103][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.363156][ T32] r5:00001000 r4:ec94b000 [ 1347.363186][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.363227][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.363270][ T32] r5:859c7f8c r4:859c7c00 [ 1347.363313][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.363371][ T32] r7:ddde2d80 r6:83018200 r5:859c7f8c r4:85956c00 [ 1347.363394][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.363440][ T32] r10:61c88647 r9:858f0c00 r8:85956c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.363462][ T32] r4:85956c00 [ 1347.363503][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.363565][ T32] r10:00000000 r9:85956c00 r8:80287e08 r7:ecd45e60 r6:851d0700 r5:858f0c00 [ 1347.363591][ T32] r4:00000001 [ 1347.363611][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.363661][ T32] Exception stack(0xecd55fb0 to 0xecd55ff8) [ 1347.363696][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.363797][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.363854][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.363888][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.363948][ T32] r4:85a6e340 [ 1347.364168][ T32] INFO: task kworker/1:372:6308 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1347.364238][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.364334][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.364432][ T32] Call trace: [ 1347.364497][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1347.364607][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 ** 2 printk messages dropped ** [ 1347.364753][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) ** 6 printk messages dropped ** [ 1347.365060][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 8 printk messages dropped ** [ 1347.365442][ T32] r5:00001000 r4:e0053000 ** 5 printk messages dropped ** [ 1347.365719][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1347.366036][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) ** 6 printk messages dropped ** [ 1347.366311][ T32] INFO: task kworker/1:373:6309 blocked for more than 473 seconds. ** 7 printk messages dropped ** [ 1347.366772][ T32] r4:858f2400 ** 3 printk messages dropped ** [ 1347.366926][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1347.367291][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1347.367682][ T32] r5:859d078c r4:859d0400 ** 2 printk messages dropped ** [ 1347.367802][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1347.368132][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.368159][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.368187][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.368219][ T32] r4:85a6e440 [ 1347.368331][ T32] INFO: task kworker/1:373:6309 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1347.368365][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.386152][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.386294][ T32] Call trace: [ 1347.386371][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1347.386466][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1347.386502][ T32] r4:00000000 [ 1347.386524][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.386567][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1347.386597][ T32] dd20: b87d3000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1347.386626][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1347.386652][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.386678][ T32] r5:800f0013 r4:80239bb0 [ 1347.386701][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.386780][ T32] r4:82ac21e4 [ 1347.386815][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.386883][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1347.386913][ T32] r4:dfa0ddc0 [ 1347.386961][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.387025][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1347.387053][ T32] r4:00000000 [ 1347.387158][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.387259][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1347.387320][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.387374][ T32] r5:00001000 r4:e0053000 [ 1347.387416][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.387523][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.387572][ T32] r5:84af7b8c r4:84af7800 [ 1347.387593][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.387641][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1347.387663][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.387714][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.387799][ T32] r4:84864380 [ 1347.387825][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.387874][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1347.387937][ T32] r4:00000001 [ 1347.387990][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.388031][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1347.388059][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.388110][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.388161][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.388235][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.388281][ T32] r4:84867140 [ 1347.388309][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.388362][ T32] INFO: task kworker/1:374:6311 blocked for more than 473 seconds. ** 6 printk messages dropped ** [ 1347.395556][ T32] r10:8291a684 r9:ecd5dd84 r8:00000002 r7:60000013 r6:ecd5dd8c r5:858f5400 ** 4 printk messages dropped ** [ 1347.395743][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1347.396246][ T32] r5:00001000 r4:ec999000 ** 3 printk messages dropped ** [ 1347.396455][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.396524][ T32] r7:ddde2d80 r6:83018200 r5:84a7df8c r4:85956d00 [ 1347.396551][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.396621][ T32] r10:61c88647 r9:858f5400 r8:85956d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.396653][ T32] r4:85956d00 [ 1347.396678][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.396749][ T32] r10:00000000 r9:85956d00 r8:80287e08 r7:ecd59e60 r6:851d0800 r5:858f5400 [ 1347.396781][ T32] r4:00000001 [ 1347.396801][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.396840][ T32] Exception stack(0xecd5dfb0 to 0xecd5dff8) [ 1347.396891][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.396929][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.396957][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.396986][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.397009][ T32] r4:85a6e440 [ 1347.397226][ T32] INFO: task kworker/1:374:6311 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1347.397270][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.397337][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.397407][ T32] Call trace: [ 1347.397464][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1347.397539][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1347.397594][ T32] r4:00000000 [ 1347.397618][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.397660][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1347.397693][ T32] dd20: b87d3000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1347.397723][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1347.397749][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.397794][ T32] r5:800f0013 r4:80239bb0 [ 1347.397860][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.397905][ T32] r4:82ac21e4 [ 1347.397955][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.398024][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1347.398056][ T32] r4:dfa0ddc0 [ 1347.398263][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.398374][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1347.398422][ T32] r4:00000000 [ 1347.398473][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.413706][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1347.413864][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.414022][ T32] r5:00001000 r4:e0053000 [ 1347.414124][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.414300][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.414416][ T32] r5:84af7b8c r4:84af7800 [ 1347.414480][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1347.415149][ T32] r4:00000001 ** 7 printk messages dropped ** [ 1347.415798][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 16 printk messages dropped ** [ 1347.417455][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 13 printk messages dropped ** [ 1347.428102][ T32] r10:61c88647 r9:858f4800 r8:85956dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 11 printk messages dropped ** [ 1347.429744][ T32] INFO: task kworker/1:375:6313 is blocked on a mutex likely owned by task kworker/1:7:3126. ** 15 printk messages dropped ** [ 1347.430547][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 ** 17 printk messages dropped ** [ 1347.431508][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 8 printk messages dropped ** [ 1347.431860][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 14 printk messages dropped ** [ 1347.432647][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1347.433012][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1347.433476][ T32] r4:85956e00 ** 1 printk messages dropped ** [ 1347.433558][ T32] r10:00000000 r9:85956e00 r8:80287e08 r7:ecd59e60 r6:851d0900 r5:858f3000 [ 1347.433604][ T32] r4:00000001 [ 1347.433652][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.433697][ T32] Exception stack(0xecd65fb0 to 0xecd65ff8) [ 1347.433734][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.433764][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.433816][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.433866][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.433916][ T32] r4:85a6e940 [ 1347.434066][ T32] INFO: task kworker/1:376:6314 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1347.434127][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.434193][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.434284][ T32] Call trace: [ 1347.434325][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1347.434378][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1347.434425][ T32] r4:00000000 [ 1347.434476][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.434528][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1347.434582][ T32] dd20: b8d16000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1347.434617][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1347.434667][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.434709][ T32] r5:800f0013 r4:80239bb0 [ 1347.434790][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.434847][ T32] r4:82ac21e4 [ 1347.434871][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.434929][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1347.434958][ T32] r4:dfa0ddc0 [ 1347.434980][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.435024][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1347.435094][ T32] r4:00000000 [ 1347.435130][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.435180][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 ** 6 printk messages dropped ** [ 1347.435436][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 ** 9 printk messages dropped ** [ 1347.435770][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 16 printk messages dropped ** [ 1347.436722][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1347.437347][ T32] r5:859d038c r4:859d0000 ** 6 printk messages dropped ** [ 1347.437618][ T32] r10:00000000 r9:85956e80 r8:80287e08 r7:ecd59e60 r6:851d0980 r5:858f6c00 ** 14 printk messages dropped ** [ 1347.469574][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1347.470202][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 ** 18 printk messages dropped ** [ 1347.471409][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1347.471751][ T32] INFO: task kworker/1:378:6322 blocked for more than 473 seconds. ** 13 printk messages dropped ** [ 1347.473092][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1347.473416][ T32] r4:00000000 [ 1347.473488][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.473539][ T32] r9:83018205 r8:858f6000 r7:00000000 r6:83018200 r5:00001000 r4:7f303000 [ 1347.473561][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.473605][ T32] r5:00001000 r4:ecd81000 [ 1347.473653][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.473729][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.473777][ T32] r5:859d0f8c r4:859d0c00 [ 1347.473847][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.473897][ T32] r7:ddde2d80 r6:83018200 r5:859d0f8c r4:85956f00 [ 1347.473950][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.474143][ T32] r10:61c88647 r9:858f6000 r8:85956f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.474177][ T32] r4:85956f00 [ 1347.474202][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.474283][ T32] r10:00000000 r9:85956f00 r8:80287e08 r7:ecd59e60 r6:851d0a00 r5:858f6000 [ 1347.474312][ T32] r4:00000001 [ 1347.474347][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.474387][ T32] Exception stack(0xecd51fb0 to 0xecd51ff8) [ 1347.474415][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.474447][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.474485][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.474575][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.474605][ T32] r4:85a6ec80 [ 1347.474905][ T32] INFO: task kworker/1:378:6322 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1347.475001][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.475066][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.475112][ T32] Call trace: [ 1347.475189][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1347.475244][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1347.475268][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1347.475379][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) ** 8 printk messages dropped ** [ 1347.476684][ T32] r4:dfa0ddc0 ** 11 printk messages dropped ** [ 1347.477964][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 ** 13 printk messages dropped ** [ 1347.503771][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 14 printk messages dropped ** [ 1347.504604][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1347.504937][ T32] r5:00001000 r4:ecd79000 ** 6 printk messages dropped ** [ 1347.505180][ T32] r10:61c88647 r9:858f3c00 r8:85956fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 19 printk messages dropped ** [ 1347.506581][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) ** 7 printk messages dropped ** [ 1347.507041][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 ** 7 printk messages dropped ** [ 1347.507483][ T32] r5:00001000 r4:e0053000 ** 9 printk messages dropped ** [ 1347.507957][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 12 printk messages dropped ** [ 1347.521411][ T32] task:kworker/1:380 state:D stack:0 pid:6326 tgid:6326 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 17 printk messages dropped ** [ 1347.522153][ T32] r9:83018205 r8:8515ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f305000 ** 9 printk messages dropped ** [ 1347.522550][ T32] r4:85a6a000 ** 8 printk messages dropped ** [ 1347.523065][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 1347.523548][ T32] Call trace: [ 1347.523639][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1347.523696][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1347.523727][ T32] r4:00000000 [ 1347.523799][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.523845][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1347.523877][ T32] dd20: b9cf9000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1347.523933][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1347.523964][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.523990][ T32] r5:800f0013 r4:80239bb0 [ 1347.524025][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.524071][ T32] r4:82ac21e4 [ 1347.524093][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.524142][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1347.524226][ T32] r4:dfa0ddc0 [ 1347.524258][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.524328][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1347.524433][ T32] r4:00000000 [ 1347.524482][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.524562][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1347.524594][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.524639][ T32] r5:00001000 r4:e0053000 [ 1347.524674][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.524767][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.524816][ T32] r5:84af7b8c r4:84af7800 [ 1347.524887][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.524994][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1347.525026][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.525076][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.525099][ T32] r4:84864380 [ 1347.525120][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.525166][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1347.525200][ T32] r4:00000001 [ 1347.525229][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.525267][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1347.525295][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.525323][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.525351][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.525422][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.525474][ T32] r4:84867140 ** 1 printk messages dropped ** [ 1347.525533][ T32] INFO: task kworker/1:381:6328 blocked for more than 474 seconds. ** 11 printk messages dropped ** [ 1347.526175][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1347.527019][ T32] r5:859d178c r4:859d1400 ** 8 printk messages dropped ** [ 1347.527473][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 1 printk messages dropped ** [ 1347.527572][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.527605][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.527713][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.527751][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.527775][ T32] r4:85a71100 [ 1347.527884][ T32] INFO: task kworker/1:381:6328 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1347.527916][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.527975][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.528079][ T32] Call trace: [ 1347.528110][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1347.528186][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1347.528214][ T32] r4:00000000 [ 1347.528235][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.528275][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) ** 3 printk messages dropped ** [ 1347.528409][ T32] r5:800f0013 r4:80239bb0 ** 11 printk messages dropped ** [ 1347.552149][ T32] r5:00001000 r4:e0053000 ** 9 printk messages dropped ** [ 1347.552698][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 13 printk messages dropped ** [ 1347.553332][ T32] Workqueue: events bpf_prog_free_deferred ** 12 printk messages dropped ** [ 1347.553934][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 10 printk messages dropped ** [ 1347.554390][ T32] r7:ddde2d80 r6:83018200 r5:859d1b8c r4:85a6a100 ** 10 printk messages dropped ** [ 1347.554899][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1347.555924][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 10 printk messages dropped ** [ 1347.556562][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 ** 14 printk messages dropped ** [ 1347.557465][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1347.557496][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.557526][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.557555][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.557584][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.557688][ T32] r4:84867140 [ 1347.557733][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.557769][ T32] INFO: task kworker/1:383:6332 blocked for more than 474 seconds. [ 1347.557824][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.557852][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.557896][ T32] task:kworker/1:383 state:D stack:0 pid:6332 tgid:6332 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.557946][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.558003][ T32] Call trace: [ 1347.558093][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1347.558145][ T32] r10:8291a684 r9:ecdb1d84 r8:00000002 r7:60000013 r6:ecdb1d8c r5:855c0c00 [ 1347.558214][ T32] r4:855c0c00 [ 1347.558249][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1347.558296][ T32] r5:855c0c00 r4:8291a680 [ 1347.558317][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.558358][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.558407][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecdb1e08 [ 1347.579395][ T32] r4:00000000 [ 1347.579489][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1347.579560][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1347.579604][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.579650][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a71600 [ 1347.579675][ T32] r4:00000000 [ 1347.579775][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.579839][ T32] r9:83018205 r8:855c0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f30b000 [ 1347.579864][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.579925][ T32] r5:00001000 r4:ecda9000 [ 1347.580001][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1347.580124][ T32] r5:859d1f8c r4:859d1c00 ** 2 printk messages dropped ** [ 1347.580229][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 5 printk messages dropped ** [ 1347.580434][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1347.581213][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1347.581890][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1347.582204][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 7 printk messages dropped ** [ 1347.582656][ T32] r5:84af7b8c r4:84af7800 ** 4 printk messages dropped ** [ 1347.582924][ T32] r4:84864380 ** 4 printk messages dropped ** [ 1347.583097][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) ** 6 printk messages dropped ** [ 1347.583336][ T32] INFO: task kworker/1:384:6334 blocked for more than 474 seconds. ** 7 printk messages dropped ** [ 1347.583760][ T32] r4:855c1800 ** 3 printk messages dropped ** [ 1347.583895][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1347.584275][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1347.584706][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1347.585255][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1347.585833][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 ** 9 printk messages dropped ** [ 1347.586310][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 10 printk messages dropped ** [ 1347.587006][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1347.587388][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) ** 7 printk messages dropped ** [ 1347.587774][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.587798][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.587819][ T32] task:kworker/1:385 state:D stack:0 pid:6337 tgid:6337 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.587921][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.588006][ T32] Call trace: [ 1347.588054][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1347.588154][ T32] r10:8291a684 r9:ecdd9d84 r8:00000002 r7:60000013 r6:ecdd9d8c r5:855c3c00 [ 1347.588209][ T32] r4:855c3c00 [ 1347.588236][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1347.588281][ T32] r5:855c3c00 r4:8291a680 [ 1347.588301][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.588340][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.588438][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecdd9e08 [ 1347.588591][ T32] r4:00000000 [ 1347.610986][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1347.611085][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1347.611164][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.611216][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a71800 [ 1347.611241][ T32] r4:00000000 [ 1347.611282][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.611359][ T32] r9:83018205 r8:855c3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f30f000 [ 1347.611387][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.611435][ T32] r5:00001000 r4:ecdc1000 [ 1347.611484][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.611530][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.611588][ T32] r5:859d278c r4:859d2400 [ 1347.611642][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.611699][ T32] r7:ddde2d80 r6:83018200 r5:859d278c r4:85a6a280 [ 1347.611751][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.611828][ T32] r10:61c88647 r9:855c3c00 r8:85a6a2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.611856][ T32] r4:85a6a280 [ 1347.611908][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.611966][ T32] r10:00000000 r9:85a6a280 r8:80287e08 r7:ecdc5e60 r6:851d0d80 r5:855c3c00 [ 1347.611992][ T32] r4:00000001 [ 1347.612042][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.612113][ T32] Exception stack(0xecdd9fb0 to 0xecdd9ff8) [ 1347.612149][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.612217][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.612302][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.612341][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.612365][ T32] r4:85a715c0 [ 1347.612563][ T32] INFO: task kworker/1:385:6337 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1347.612602][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.612676][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.612757][ T32] Call trace: [ 1347.612927][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) ** 5 printk messages dropped ** [ 1347.613187][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 ** 8 printk messages dropped ** [ 1347.613519][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 10 printk messages dropped ** [ 1347.614146][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1347.614729][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 11 printk messages dropped ** [ 1347.615361][ T32] r4:855c2400 ** 7 printk messages dropped ** [ 1347.615781][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 12 printk messages dropped ** [ 1347.616385][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 11 printk messages dropped ** [ 1347.616922][ T32] r4:85a71680 ** 3 printk messages dropped ** [ 1347.617342][ T32] Call trace: ** 6 printk messages dropped ** [ 1347.617667][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 ** 8 printk messages dropped ** [ 1347.618075][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 11 printk messages dropped ** [ 1347.639243][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1347.639548][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1347.639969][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1347.640282][ T32] r5:855c3000 r4:8291a680 ** 5 printk messages dropped ** [ 1347.640556][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1347.640903][ T32] r5:00001000 r4:ece05000 [ 1347.640929][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.640973][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.641018][ T32] r5:859d378c r4:859d3400 [ 1347.641067][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.641189][ T32] r7:ddde2d80 r6:83018200 r5:859d378c r4:85a6a380 [ 1347.641224][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.641278][ T32] r10:61c88647 r9:855c3000 r8:85a6a3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.641331][ T32] r4:85a6a380 [ 1347.641393][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.641469][ T32] r10:00000000 r9:85a6a380 r8:80287e08 r7:ecde9e60 r6:851d0e80 r5:855c3000 [ 1347.641497][ T32] r4:00000001 [ 1347.641545][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.641586][ T32] Exception stack(0xecdf9fb0 to 0xecdf9ff8) [ 1347.641638][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.641672][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.641717][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.641760][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.641784][ T32] r4:85a717c0 [ 1347.641954][ T32] INFO: task kworker/1:387:6341 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1347.641993][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.642120][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.642178][ T32] Call trace: [ 1347.642216][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1347.642321][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1347.642397][ T32] r4:00000000 [ 1347.642422][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.642463][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1347.642492][ T32] dd20: ba7b1000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1347.642523][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1347.642549][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.642573][ T32] r5:800f0013 r4:80239bb0 [ 1347.642594][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.642635][ T32] r4:82ac21e4 [ 1347.642656][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.642697][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1347.642720][ T32] r4:dfa0ddc0 [ 1347.642824][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.642881][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1347.642921][ T32] r4:00000000 [ 1347.642975][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.643042][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1347.643167][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.643239][ T32] r5:00001000 r4:e0053000 [ 1347.643265][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.643306][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.643377][ T32] r5:84af7b8c r4:84af7800 [ 1347.643442][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.643520][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1347.643579][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.643629][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.643654][ T32] r4:84864380 [ 1347.643676][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.643729][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1347.643753][ T32] r4:00000001 [ 1347.643773][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.643810][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1347.643837][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.643865][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.643905][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.643991][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.644046][ T32] r4:84867140 [ 1347.644076][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.644108][ T32] INFO: task kworker/1:388:6342 blocked for more than 474 seconds. [ 1347.644164][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.644194][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.644241][ T32] task:kworker/1:388 state:D stack:0 pid:6342 tgid:6342 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.644292][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.644335][ T32] Call trace: [ 1347.644369][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1347.644417][ T32] r10:8291a684 r9:ecdfdd84 r8:00000002 r7:60000013 r6:ecdfdd8c r5:855c6000 ** 5 printk messages dropped ** [ 1347.644697][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecdfde08 ** 8 printk messages dropped ** [ 1347.645098][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1347.645649][ T32] r10:61c88647 r9:855c6000 r8:85a6a42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.645691][ T32] r4:85a6a400 [ 1347.645715][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.645782][ T32] r10:00000000 r9:85a6a400 r8:80287e08 r7:ecdf9e60 r6:851d0f00 r5:855c6000 [ 1347.645812][ T32] r4:00000001 [ 1347.645836][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.645875][ T32] Exception stack(0xecdfdfb0 to 0xecdfdff8) [ 1347.645903][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.645957][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.645992][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.646022][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.646092][ T32] r4:85a717c0 [ 1347.646210][ T32] INFO: task kworker/1:388:6342 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1347.646246][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.646361][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.646437][ T32] Call trace: [ 1347.646522][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1347.646585][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1347.646635][ T32] r4:00000000 [ 1347.646685][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.646766][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1347.646815][ T32] dd20: ba7b1000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1347.646846][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1347.646897][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.646927][ T32] r5:800f0013 r4:80239bb0 [ 1347.647005][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.647064][ T32] r4:82ac21e4 [ 1347.647088][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.647157][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1347.647192][ T32] r4:dfa0ddc0 [ 1347.647215][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.647282][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1347.647311][ T32] r4:00000000 [ 1347.647332][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.647428][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1347.647490][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.647562][ T32] r5:00001000 r4:e0053000 [ 1347.647611][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.647691][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.647757][ T32] r5:84af7b8c r4:84af7800 [ 1347.647828][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.647949][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1347.648031][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.648089][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.648114][ T32] r4:84864380 [ 1347.648134][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.648182][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1347.648222][ T32] r4:00000001 [ 1347.648245][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.648284][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1347.648312][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.648342][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.648370][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.648401][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.648516][ T32] r4:84867140 [ 1347.669922][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.670017][ T32] INFO: task kworker/1:389:6343 blocked for more than 474 seconds. ** 6 printk messages dropped ** [ 1347.670533][ T32] r10:8291a684 r9:ecd71d84 r8:00000002 r7:60000113 r6:ecd71d8c r5:85400c00 ** 8 printk messages dropped ** [ 1347.670919][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1347.671547][ T32] r5:859d338c r4:859d3000 ** 1 printk messages dropped ** [ 1347.671642][ T32] r7:ddde2d80 r6:83018200 r5:859d338c r4:85a6a480 ** 4 printk messages dropped ** [ 1347.671836][ T32] r10:00000000 r9:85a6a480 r8:80287e08 r7:ecdf9e60 r6:85a6a500 r5:85400c00 ** 7 printk messages dropped ** [ 1347.672121][ T32] r4:85a718c0 ** 3 printk messages dropped ** [ 1347.672440][ T32] Call trace: ** 4 printk messages dropped ** [ 1347.672715][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) ** 6 printk messages dropped ** [ 1347.672948][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 10 printk messages dropped ** [ 1347.673593][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1347.673951][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1347.674140][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1347.674504][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1347.674882][ T32] r5:85402400 r4:8291a680 ** 2 printk messages dropped ** [ 1347.675094][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece09e08 ** 7 printk messages dropped ** [ 1347.675533][ T32] r9:83018205 r8:85402400 r7:00000000 r6:83018200 r5:00001000 r4:7f31f000 ** 5 printk messages dropped ** [ 1347.675799][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1347.675950][ T32] r10:61c88647 r9:85402400 r8:85a6a5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.675978][ T32] r4:85a6a580 [ 1347.675999][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.676093][ T32] r10:00000000 r9:85a6a580 r8:80287e08 r7:ecdf9e60 r6:85a6a600 r5:85402400 [ 1347.676121][ T32] r4:00000001 [ 1347.676141][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.676177][ T32] Exception stack(0xece09fb0 to 0xece09ff8) [ 1347.676204][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.676236][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.676264][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.676417][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.676471][ T32] r4:85a71b40 [ 1347.676664][ T32] INFO: task kworker/1:390:6346 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1347.676708][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.676815][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.676903][ T32] Call trace: [ 1347.676995][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1347.677107][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1347.677135][ T32] r4:00000000 [ 1347.677206][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.677326][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1347.677361][ T32] dd20: baa6d000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1347.677441][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1347.677477][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.677501][ T32] r5:800f0013 r4:80239bb0 [ 1347.677531][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.677573][ T32] r4:82ac21e4 [ 1347.677618][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.677668][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1347.677692][ T32] r4:dfa0ddc0 [ 1347.677716][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.677769][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1347.677793][ T32] r4:00000000 [ 1347.677812][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.677856][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1347.677904][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.677951][ T32] r5:00001000 r4:e0053000 [ 1347.677999][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.678046][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.678095][ T32] r5:84af7b8c r4:84af7800 [ 1347.678116][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.678163][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1347.678195][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.678272][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.678355][ T32] r4:84864380 [ 1347.678410][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1347.703868][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1347.704150][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1347.704544][ T32] Call trace: ** 6 printk messages dropped ** [ 1347.704928][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1347.705415][ T32] r5:00001000 r4:ece11000 ** 5 printk messages dropped ** [ 1347.705666][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1347.706153][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1347.706723][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 ** 8 printk messages dropped ** [ 1347.707107][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1347.707374][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1347.707404][ T32] r4:00000000 [ 1347.707426][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.707472][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1347.707518][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.707572][ T32] r5:00001000 r4:e0053000 [ 1347.707594][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.707691][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.707763][ T32] r5:84af7b8c r4:84af7800 [ 1347.707813][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.707878][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1347.707903][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.707951][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.707981][ T32] r4:84864380 [ 1347.708110][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.708161][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1347.708214][ T32] r4:00000001 [ 1347.708239][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.708279][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1347.708308][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.708337][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.708364][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.708418][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.708487][ T32] r4:84867140 [ 1347.721696][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 2 printk messages dropped ** [ 1347.721844][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 4 printk messages dropped ** [ 1347.722148][ T32] r10:8291a684 r9:ecdc9d84 r8:00000002 r7:60000013 r6:ecdc9d8c r5:855c5400 [ 1347.722173][ T32] r4:855c5400 [ 1347.722194][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1347.722263][ T32] r5:855c5400 r4:8291a680 [ 1347.722289][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.722373][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.722425][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecdc9e08 [ 1347.722454][ T32] r4:00000000 [ 1347.722562][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1347.722603][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1347.722647][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.722691][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a70140 [ 1347.722765][ T32] r4:00000000 [ 1347.722813][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.722866][ T32] r9:83018205 r8:855c5400 r7:00000000 r6:83018200 r5:00001000 r4:7f31d000 ** 7 printk messages dropped ** [ 1347.723195][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 17 printk messages dropped ** [ 1347.724317][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 ** 18 printk messages dropped ** [ 1347.725509][ T32] r5:00001000 r4:e0053000 ** 8 printk messages dropped ** [ 1347.725970][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1347.726343][ T32] r4:84867140 ** 3 printk messages dropped ** [ 1347.726565][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 4 printk messages dropped ** [ 1347.726895][ T32] r10:8291a684 r9:ece39d84 r8:00000002 r7:60000113 r6:ece39d8c r5:855c6c00 ** 4 printk messages dropped ** [ 1347.727093][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1347.727279][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1347.727329][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.727376][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a63100 [ 1347.727421][ T32] r4:00000000 [ 1347.727446][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.727493][ T32] r9:83018205 r8:855c6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f321000 [ 1347.727516][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.727558][ T32] r5:00001000 r4:ece35000 [ 1347.727579][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.727630][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.727677][ T32] r5:859d878c r4:859d8400 [ 1347.727709][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.727761][ T32] r7:ddde2d80 r6:83018200 r5:859d878c r4:85a6a800 [ 1347.727794][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.727862][ T32] r10:61c88647 r9:855c6c00 r8:85a6a82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.727888][ T32] r4:85a6a800 [ 1347.727919][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.727968][ T32] r10:00000000 r9:85a6a800 r8:80287e08 r7:ece09e60 r6:85a53000 r5:855c6c00 [ 1347.727997][ T32] r4:00000001 [ 1347.728029][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.728070][ T32] Exception stack(0xece39fb0 to 0xece39ff8) [ 1347.728098][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.728126][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.728191][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.728225][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.728260][ T32] r4:85a6eb00 [ 1347.728373][ T32] INFO: task kworker/1:393:6353 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1347.728405][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 17 printk messages dropped ** [ 1347.755551][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 12 printk messages dropped ** [ 1347.756246][ T32] r4:84864380 ** 3 printk messages dropped ** [ 1347.756530][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 11 printk messages dropped ** [ 1347.757089][ T32] Workqueue: events bpf_prog_free_deferred ** 13 printk messages dropped ** [ 1347.757693][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a63440 ** 6 printk messages dropped ** [ 1347.758016][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1347.768080][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1347.768356][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1347.769557][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1347.769645][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) ** 2 printk messages dropped ** [ 1347.769836][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 4 printk messages dropped ** [ 1347.770039][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 ** 2 printk messages dropped ** [ 1347.770195][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 4 printk messages dropped ** [ 1347.770463][ T32] r5:00001000 r4:e0053000 ** 2 printk messages dropped ** [ 1347.770574][ T32] r5:84af7b8c r4:84af7800 ** 5 printk messages dropped ** [ 1347.770835][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1347.771295][ T32] r4:84867140 ** 3 printk messages dropped ** [ 1347.771451][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 8 printk messages dropped ** [ 1347.771935][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1347.772150][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1347.772404][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1347.772643][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1347.772856][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 2 printk messages dropped ** [ 1347.773085][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1347.773420][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.773475][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.773561][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.773633][ T32] r4:85a63300 [ 1347.773872][ T32] INFO: task kworker/1:395:6357 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1347.773917][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.773988][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.774053][ T32] Call trace: [ 1347.774102][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1347.774179][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1347.774255][ T32] r4:00000000 [ 1347.774279][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.774347][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1347.774381][ T32] dd20: bb592000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1347.774412][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1347.774438][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.774461][ T32] r5:800f0013 r4:80239bb0 [ 1347.774481][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.774521][ T32] r4:82ac21e4 [ 1347.774553][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.774601][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1347.774625][ T32] r4:dfa0ddc0 [ 1347.774655][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.774702][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1347.774735][ T32] r4:00000000 [ 1347.774799][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.774849][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1347.774882][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.774924][ T32] r5:00001000 r4:e0053000 [ 1347.774970][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.775049][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.775097][ T32] r5:84af7b8c r4:84af7800 [ 1347.775130][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.775187][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1347.775210][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.775258][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.775280][ T32] r4:84864380 [ 1347.775323][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.775474][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1347.775515][ T32] r4:00000001 [ 1347.775535][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.775597][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1347.775628][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1347.775819][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 5 printk messages dropped ** [ 1347.776114][ T32] r10:8291a684 r9:ece5dd84 r8:00000002 r7:60000113 r6:ece5dd8c r5:85406000 ** 8 printk messages dropped ** [ 1347.776487][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1347.776618][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1347.776772][ T32] r5:00001000 r4:ece4d000 ** 1 printk messages dropped ** [ 1347.776928][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1347.777014][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1347.777199][ T32] r4:85a53280 ** 2 printk messages dropped ** [ 1347.777362][ T32] r4:00000001 [ 1347.777385][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.777423][ T32] Exception stack(0xece5dfb0 to 0xece5dff8) [ 1347.777454][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.777508][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.777550][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.777582][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.777618][ T32] r4:85a63500 [ 1347.777729][ T32] INFO: task kworker/1:396:6359 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1347.777763][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.777848][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.777899][ T32] Call trace: [ 1347.777960][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1347.778018][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1347.778066][ T32] r4:00000000 [ 1347.778091][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.778158][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1347.778191][ T32] dd20: bb592000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1347.778246][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1347.778275][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.778323][ T32] r5:800f0013 r4:80239bb0 [ 1347.778348][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.778405][ T32] r4:82ac21e4 [ 1347.778439][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.812543][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1347.812656][ T32] r4:dfa0ddc0 [ 1347.812684][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.812754][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1347.812828][ T32] r4:00000000 [ 1347.812875][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.812942][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1347.813056][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.813175][ T32] r5:00001000 r4:e0053000 [ 1347.813202][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.813244][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.813405][ T32] r5:84af7b8c r4:84af7800 [ 1347.813431][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.813522][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1347.813639][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.813756][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.813867][ T32] r4:84864380 [ 1347.813895][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.814023][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1347.814067][ T32] r4:00000001 [ 1347.814293][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.814410][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1347.814642][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.814692][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.814890][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.814956][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.814992][ T32] r4:84867140 [ 1347.815608][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.815664][ T32] INFO: task kworker/1:397:6361 blocked for more than 474 seconds. [ 1347.815705][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1347.816233][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1347.816919][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1347.817803][ T32] r5:00001000 r4:ece65000 ** 5 printk messages dropped ** [ 1347.818049][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 17 printk messages dropped ** [ 1347.829847][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 ** 20 printk messages dropped ** [ 1347.830793][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 13 printk messages dropped ** [ 1347.831538][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 12 printk messages dropped ** [ 1347.832214][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) ** 19 printk messages dropped ** [ 1347.833417][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1347.834091][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.834144][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.834228][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.834254][ T32] r4:85a637c0 [ 1347.834370][ T32] INFO: task kworker/1:398:6363 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1347.834403][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.834463][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.834510][ T32] Call trace: [ 1347.834540][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1347.834621][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1347.834676][ T32] r4:00000000 [ 1347.834710][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.834773][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1347.834803][ T32] dd20: bbd41000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1347.834848][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1347.834879][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.834918][ T32] r5:800f0013 r4:80239bb0 [ 1347.834942][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.834991][ T32] r4:82ac21e4 [ 1347.835012][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.835078][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1347.835106][ T32] r4:dfa0ddc0 [ 1347.835148][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.835223][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1347.835248][ T32] r4:00000000 [ 1347.835271][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.835316][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1347.835344][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.835392][ T32] r5:00001000 r4:e0053000 [ 1347.835414][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.835455][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.835497][ T32] r5:84af7b8c r4:84af7800 [ 1347.835517][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.835563][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1347.835608][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.835674][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.835707][ T32] r4:84864380 [ 1347.835739][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.835794][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1347.835819][ T32] r4:00000001 [ 1347.835864][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.835935][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1347.835967][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.836001][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.836047][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.836080][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.836150][ T32] r4:84867140 [ 1347.836174][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.836225][ T32] INFO: task kworker/1:399:6365 blocked for more than 474 seconds. [ 1347.836257][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.836282][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.836320][ T32] task:kworker/1:399 state:D stack:0 pid:6365 tgid:6365 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.836370][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.836439][ T32] Call trace: [ 1347.836489][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1347.836540][ T32] r10:8291a684 r9:ece89d84 r8:00000002 r7:60000013 r6:ece89d8c r5:859a8000 [ 1347.836587][ T32] r4:859a8000 [ 1347.836613][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1347.836656][ T32] r5:859a8000 r4:8291a680 [ 1347.836676][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.836717][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.836783][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece89e08 [ 1347.836810][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1347.836894][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1347.836997][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1347.837212][ T32] r5:00001000 r4:ece71000 ** 1 printk messages dropped ** [ 1347.837315][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1347.837474][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1347.837822][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1347.838425][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 ** 7 printk messages dropped ** [ 1347.872463][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 12 printk messages dropped ** [ 1347.873148][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1347.873458][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 5 printk messages dropped ** [ 1347.873655][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1347.873913][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1347.874052][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1347.874186][ T32] r10:8291a684 r9:ece8dd84 r8:00000002 r7:60000013 r6:ece8dd8c r5:859a8c00 ** 6 printk messages dropped ** [ 1347.874627][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1347.874947][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1347.875209][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.875269][ T32] r5:859da38c r4:859da000 [ 1347.875296][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.875379][ T32] r7:ddde2d80 r6:83018200 r5:859da38c r4:85a53680 [ 1347.875402][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.875450][ T32] r10:61c88647 r9:859a8c00 r8:85a536ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.875486][ T32] r4:85a53680 [ 1347.875511][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.875557][ T32] r10:00000000 r9:85a53680 r8:80287e08 r7:ece75e60 r6:85a53700 r5:859a8c00 [ 1347.875615][ T32] r4:00000001 [ 1347.875679][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.875751][ T32] Exception stack(0xece8dfb0 to 0xece8dff8) [ 1347.875784][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.875814][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.875845][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.875875][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.875897][ T32] r4:85a63380 [ 1347.876096][ T32] INFO: task kworker/1:400:6367 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1347.876135][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.876203][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.876277][ T32] Call trace: [ 1347.876311][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1347.876362][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1347.876386][ T32] r4:00000000 [ 1347.876430][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.876483][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1347.876516][ T32] dd20: bc354000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1347.876576][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1347.876630][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.876658][ T32] r5:800f0013 r4:80239bb0 [ 1347.876680][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.876721][ T32] r4:82ac21e4 [ 1347.876742][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.876785][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1347.876808][ T32] r4:dfa0ddc0 [ 1347.876828][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.876869][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1347.876932][ T32] r4:00000000 [ 1347.876957][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.877013][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1347.877059][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.877107][ T32] r5:00001000 r4:e0053000 [ 1347.877128][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.877169][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.877217][ T32] r5:84af7b8c r4:84af7800 [ 1347.877239][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.877310][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1347.877362][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.877414][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.877438][ T32] r4:84864380 [ 1347.877457][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.877503][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1347.877526][ T32] r4:00000001 [ 1347.877546][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.877583][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1347.877633][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.877667][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.877694][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.877748][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.877774][ T32] r4:84867140 [ 1347.877795][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.877832][ T32] INFO: task kworker/1:401:6370 blocked for more than 474 seconds. [ 1347.877866][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.877891][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.877924][ T32] task:kworker/1:401 state:D stack:0 pid:6370 tgid:6370 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.877986][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.878031][ T32] Call trace: [ 1347.878087][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1347.878136][ T32] r10:8291a684 r9:ece25d84 r8:00000002 r7:60000013 r6:ece25d8c r5:859a9800 [ 1347.878160][ T32] r4:859a9800 [ 1347.878277][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) ** 3 printk messages dropped ** [ 1347.889147][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece25e08 ** 3 printk messages dropped ** [ 1347.889489][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.889575][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a6eb00 [ 1347.889604][ T32] r4:00000000 [ 1347.889625][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.889675][ T32] r9:83018205 r8:859a9800 r7:00000000 r6:83018200 r5:00001000 r4:7f331000 [ 1347.889700][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.889825][ T32] r5:00001000 r4:ece95000 [ 1347.889852][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.889995][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.890072][ T32] r5:859da78c r4:859da400 [ 1347.890117][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.890233][ T32] r7:ddde2d80 r6:83018200 r5:859da78c r4:85a53780 [ 1347.890263][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.890319][ T32] r10:61c88647 r9:859a9800 r8:85a537ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.890363][ T32] r4:85a53780 [ 1347.890390][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.890444][ T32] r10:00000000 r9:85a53780 r8:80287e08 r7:ece8de60 r6:85a53800 r5:859a9800 [ 1347.890470][ T32] r4:00000001 [ 1347.890528][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.890575][ T32] Exception stack(0xece25fb0 to 0xece25ff8) [ 1347.890620][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.890654][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.890681][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.890725][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.890796][ T32] r4:85a6efc0 [ 1347.890982][ T32] INFO: task kworker/1:401:6370 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1347.891066][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.891152][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.891256][ T32] Call trace: [ 1347.891328][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1347.891409][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1347.891438][ T32] r4:00000000 [ 1347.891459][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.891504][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1347.891533][ T32] dd20: bc354000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1347.891588][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1347.891618][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.891675][ T32] r5:800f0013 r4:80239bb0 [ 1347.891710][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.891798][ T32] r4:82ac21e4 [ 1347.891828][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.891896][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1347.891935][ T32] r4:dfa0ddc0 [ 1347.891991][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.892072][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1347.892112][ T32] r4:00000000 [ 1347.892136][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1347.892282][ T32] r5:00001000 r4:e0053000 ** 8 printk messages dropped ** [ 1347.892679][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 18 printk messages dropped ** [ 1347.893526][ T32] r4:859aa400 ** 10 printk messages dropped ** [ 1347.894126][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1347.894629][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.894724][ T32] r7:ddde2d80 r6:83018200 r5:859daf8c r4:85a53880 [ 1347.894807][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.894873][ T32] r10:61c88647 r9:859aa400 r8:85a538ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.894914][ T32] r4:85a53880 [ 1347.894941][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.894997][ T32] r10:00000000 r9:85a53880 r8:80287e08 r7:ece25e60 r6:85a53900 r5:859aa400 [ 1347.895022][ T32] r4:00000001 [ 1347.895042][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.895079][ T32] Exception stack(0xece99fb0 to 0xece99ff8) [ 1347.895159][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.895200][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.895230][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.895261][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.895337][ T32] r4:85a60000 [ 1347.895463][ T32] INFO: task kworker/1:402:6371 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1347.895503][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.895570][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.895664][ T32] Call trace: [ 1347.895778][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1347.895864][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1347.895901][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1347.896195][ T32] r5:800f0013 r4:80239bb0 ** 8 printk messages dropped ** [ 1347.896580][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.896669][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1347.896699][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.896774][ T32] r5:00001000 r4:e0053000 [ 1347.896826][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.896900][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.896950][ T32] r5:84af7b8c r4:84af7800 [ 1347.896978][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1347.897346][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 11 printk messages dropped ** [ 1347.897961][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1347.929331][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1347.929799][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1347.930120][ T32] r5:859dab8c r4:859da800 ** 5 printk messages dropped ** [ 1347.930313][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1347.930609][ T32] r4:85a60240 ** 5 printk messages dropped ** [ 1347.931166][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 ** 10 printk messages dropped ** [ 1347.931573][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 ** 10 printk messages dropped ** [ 1347.932075][ T32] r5:84af7b8c r4:84af7800 ** 6 printk messages dropped ** [ 1347.932403][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 11 printk messages dropped ** [ 1347.932911][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 10 printk messages dropped ** [ 1347.933536][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eceb1e08 ** 9 printk messages dropped ** [ 1347.934282][ T32] r5:00001000 r4:dfc25000 ** 2 printk messages dropped ** [ 1347.934419][ T32] r5:859db38c r4:859db000 ** 5 printk messages dropped ** [ 1347.934808][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1347.935372][ T32] r4:85a60180 ** 3 printk messages dropped ** [ 1347.935779][ T32] Call trace: ** 2 printk messages dropped ** [ 1347.936036][ T32] r4:00000000 [ 1347.936110][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.936194][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1347.936235][ T32] dd20: bc834000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1347.936338][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1347.936396][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.936424][ T32] r5:800f0013 r4:80239bb0 [ 1347.936446][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.936559][ T32] r4:82ac21e4 [ 1347.936609][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.936656][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1347.936679][ T32] r4:dfa0ddc0 [ 1347.936699][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.936740][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1347.936763][ T32] r4:00000000 [ 1347.936808][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.936859][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1347.936909][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.936985][ T32] r5:00001000 r4:e0053000 [ 1347.937036][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.937082][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.937173][ T32] r5:84af7b8c r4:84af7800 [ 1347.937204][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.937264][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1347.937293][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.937342][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.937365][ T32] r4:84864380 [ 1347.937417][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.937480][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1347.937507][ T32] r4:00000001 [ 1347.937528][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.937593][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1347.937624][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.937680][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.937710][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.937766][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.937818][ T32] r4:84867140 [ 1347.937841][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 3 printk messages dropped ** [ 1347.938006][ T32] task:kworker/1:405 state:D stack:0 pid:6377 tgid:6377 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1347.959425][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1347.959803][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1347.960133][ T32] r10:61c88647 r9:859ac800 r8:85a53bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1347.960468][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1347.961348][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) ** 5 printk messages dropped ** [ 1347.961528][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1347.961726][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 9 printk messages dropped ** [ 1347.962330][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 ** 8 printk messages dropped ** [ 1347.962692][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1347.963059][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1347.963824][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1347.964226][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1347.964442][ T32] r5:00001000 r4:eb75b000 ** 1 printk messages dropped ** [ 1347.964513][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1347.964875][ T32] r10:00000000 r9:85a53c80 r8:80287e08 r7:eceb5e60 r6:85a53d00 r5:859ad400 ** 6 printk messages dropped ** [ 1347.965155][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.965180][ T32] r4:85a60500 [ 1347.965298][ T32] INFO: task kworker/1:406:6379 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1347.965331][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.965419][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.965466][ T32] Call trace: [ 1347.965525][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1347.965578][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1347.965607][ T32] r4:00000000 [ 1347.965654][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.965724][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1347.965768][ T32] dd20: bcb39000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1347.965825][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1347.965878][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.965906][ T32] r5:800f0013 r4:80239bb0 [ 1347.965929][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.965971][ T32] r4:82ac21e4 [ 1347.966001][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.966045][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1347.966067][ T32] r4:dfa0ddc0 [ 1347.966098][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.966171][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1347.966198][ T32] r4:00000000 [ 1347.966218][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.966263][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1347.966286][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.966329][ T32] r5:00001000 r4:e0053000 [ 1347.966375][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.966433][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.966480][ T32] r5:84af7b8c r4:84af7800 [ 1347.966502][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.966551][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1347.966573][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.966680][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.966759][ T32] r4:84864380 [ 1347.966796][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.966848][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1347.966872][ T32] r4:00000001 [ 1347.966892][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.966929][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1347.966956][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.966990][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.967019][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.967072][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.967124][ T32] r4:84867140 [ 1347.967155][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.967181][ T32] INFO: task kworker/1:407:6381 blocked for more than 474 seconds. [ 1347.967262][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.967339][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.967365][ T32] task:kworker/1:407 state:D stack:0 pid:6381 tgid:6381 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.967479][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.967533][ T32] Call trace: [ 1347.967601][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1347.967679][ T32] r10:8291a684 r9:ecebdd84 r8:00000002 r7:60000113 r6:ecebdd8c r5:859ae000 [ 1347.967760][ T32] r4:859ae000 [ 1347.967791][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1347.967835][ T32] r5:859ae000 r4:8291a680 [ 1347.967898][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.967942][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.968009][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecebde08 [ 1347.968036][ T32] r4:00000000 [ 1347.968104][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1347.968192][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1347.968234][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.968277][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a60c00 [ 1347.968318][ T32] r4:00000000 [ 1347.968343][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.968389][ T32] r9:83018205 r8:859ae000 r7:00000000 r6:83018200 r5:00001000 r4:7f33f000 [ 1347.968435][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.001611][ T32] r5:00001000 r4:ebbd9000 [ 1348.001672][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.001753][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.001802][ T32] r5:8565478c r4:85654400 ** 2 printk messages dropped ** [ 1348.001925][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1348.002116][ T32] r10:00000000 r9:85a53d80 r8:80287e08 r7:eceb9e60 r6:85a53e00 r5:859ae000 ** 5 printk messages dropped ** [ 1348.002358][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.002392][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.002415][ T32] r4:85a60500 [ 1348.002601][ T32] INFO: task kworker/1:407:6381 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1348.002640][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.002788][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.002899][ T32] Call trace: [ 1348.002953][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1348.003018][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1348.003067][ T32] r4:00000000 [ 1348.003105][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.003166][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1348.003200][ T32] dd20: bd18f000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1348.003231][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1348.003259][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.003285][ T32] r5:800f0013 r4:80239bb0 [ 1348.003367][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.003428][ T32] r4:82ac21e4 [ 1348.003453][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.003498][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1348.003530][ T32] r4:dfa0ddc0 [ 1348.003551][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.003610][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1348.003636][ T32] r4:00000000 [ 1348.003657][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.003704][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1348.003731][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.003804][ T32] r5:00001000 r4:e0053000 [ 1348.003829][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.003871][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.003914][ T32] r5:84af7b8c r4:84af7800 [ 1348.003934][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.004010][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1348.004048][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.004101][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.004124][ T32] r4:84864380 [ 1348.004143][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.004188][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1348.004214][ T32] r4:00000001 [ 1348.004234][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.004282][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1348.004312][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.004369][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.004403][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.004460][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.004486][ T32] r4:84867140 [ 1348.004508][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.004538][ T32] INFO: task kworker/1:408:6383 blocked for more than 474 seconds. [ 1348.004638][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.004703][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.004732][ T32] task:kworker/1:408 state:D stack:0 pid:6383 tgid:6383 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.004783][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.004828][ T32] Call trace: [ 1348.004860][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1348.004921][ T32] r10:8291a684 r9:ecec9d84 r8:00000002 r7:60000113 r6:ecec9d8c r5:85418c00 [ 1348.004948][ T32] r4:85418c00 [ 1348.004970][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1348.005028][ T32] r5:85418c00 r4:8291a680 [ 1348.005077][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.005152][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.005200][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecec9e08 [ 1348.005261][ T32] r4:00000000 [ 1348.005286][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1348.005328][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1348.005365][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.005406][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a60980 [ 1348.005428][ T32] r4:00000000 [ 1348.005497][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.005546][ T32] r9:83018205 r8:85418c00 r7:00000000 r6:83018200 r5:00001000 r4:7f33b000 [ 1348.005570][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.005612][ T32] r5:00001000 r4:eb929000 [ 1348.005632][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.005699][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.005751][ T32] r5:859dbf8c r4:859dbc00 [ 1348.005777][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.005825][ T32] r7:ddde2d80 r6:83018200 r5:859dbf8c r4:85a53e80 [ 1348.005847][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.005893][ T32] r10:61c88647 r9:85418c00 r8:85a53eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.005915][ T32] r4:85a53e80 [ 1348.005958][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.006037][ T32] r10:00000000 r9:85a53e80 r8:80287e08 r7:ecebde60 r6:85a6a880 r5:85418c00 [ 1348.006064][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1348.006133][ T32] Exception stack(0xecec9fb0 to 0xecec9ff8) ** 3 printk messages dropped ** [ 1348.006339][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 1348.006693][ T32] Workqueue: events bpf_prog_free_deferred ** 4 printk messages dropped ** [ 1348.006928][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 3 printk messages dropped ** [ 1348.007113][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 4 printk messages dropped ** [ 1348.007345][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 ** 4 printk messages dropped ** [ 1348.007511][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1348.007695][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1348.007923][ T32] r4:84864380 ** 1 printk messages dropped ** [ 1348.007993][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 3 printk messages dropped ** [ 1348.008101][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1348.008319][ T32] INFO: task kworker/1:409:6385 blocked for more than 474 seconds. ** 3 printk messages dropped ** [ 1348.020533][ T32] Workqueue: events bpf_prog_free_deferred ** 4 printk messages dropped ** [ 1348.020802][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) ** 3 printk messages dropped ** [ 1348.021044][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eced1e08 ** 4 printk messages dropped ** [ 1348.021397][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a60ac0 [ 1348.021421][ T32] r4:00000000 [ 1348.021441][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.021487][ T32] r9:83018205 r8:85418000 r7:00000000 r6:83018200 r5:00001000 r4:7f33d000 [ 1348.021562][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.021636][ T32] r5:00001000 r4:eba1f000 [ 1348.021667][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.021710][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.021777][ T32] r5:8565438c r4:85654000 [ 1348.021804][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.021881][ T32] r7:ddde2d80 r6:83018200 r5:8565438c r4:85a53f00 [ 1348.021907][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.021956][ T32] r10:61c88647 r9:85418000 r8:85a53f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.022001][ T32] r4:85a53f00 [ 1348.022026][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.022120][ T32] r10:00000000 r9:85a53f00 r8:80287e08 r7:ecebde60 r6:85a6a900 r5:85418000 [ 1348.022148][ T32] r4:00000001 [ 1348.022169][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.022209][ T32] Exception stack(0xeced1fb0 to 0xeced1ff8) [ 1348.022238][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.022292][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.022323][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.022382][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.022409][ T32] r4:85a60940 [ 1348.022606][ T32] INFO: task kworker/1:409:6385 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1348.022673][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.022865][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.022918][ T32] Call trace: [ 1348.022951][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1348.023009][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1348.023034][ T32] r4:00000000 [ 1348.023069][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.023114][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1348.023148][ T32] dd20: bd18f000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1348.023179][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1348.023205][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.023228][ T32] r5:800f0013 r4:80239bb0 [ 1348.023323][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.023371][ T32] r4:82ac21e4 [ 1348.023542][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.023591][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1348.023645][ T32] r4:dfa0ddc0 [ 1348.023670][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.023712][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 7 printk messages dropped ** [ 1348.024091][ T32] r5:84af7b8c r4:84af7800 ** 5 printk messages dropped ** [ 1348.024456][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 11 printk messages dropped ** [ 1348.024962][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 14 printk messages dropped ** [ 1348.025565][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 10 printk messages dropped ** [ 1348.026111][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1348.026546][ T32] Exception stack(0xeced9fb0 to 0xeced9ff8) ** 6 printk messages dropped ** [ 1348.027144][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1348.027776][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.027837][ T32] r5:800f0013 r4:80239bb0 [ 1348.027892][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.027983][ T32] r4:82ac21e4 [ 1348.028065][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.028166][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1348.028235][ T32] r4:dfa0ddc0 [ 1348.028284][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.028365][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1348.028428][ T32] r4:00000000 [ 1348.048959][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.049144][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1348.049173][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.049222][ T32] r5:00001000 r4:e0053000 [ 1348.049243][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.049284][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.049328][ T32] r5:84af7b8c r4:84af7800 [ 1348.049365][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.049451][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1348.049484][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.049534][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.049573][ T32] r4:84864380 [ 1348.049598][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.049676][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1348.049703][ T32] r4:00000001 [ 1348.049733][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.049772][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1348.049855][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.049888][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.049916][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.049946][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.049968][ T32] r4:84867140 [ 1348.049992][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.050083][ T32] INFO: task kworker/1:411:6388 blocked for more than 474 seconds. [ 1348.050129][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.050157][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.050204][ T32] task:kworker/1:411 state:D stack:0 pid:6388 tgid:6388 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.050295][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.050343][ T32] Call trace: [ 1348.050429][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1348.050506][ T32] r10:8291a684 r9:eceddd84 r8:00000002 r7:60000113 r6:eceddd8c r5:8541bc00 [ 1348.050534][ T32] r4:8541bc00 [ 1348.050579][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1348.050627][ T32] r5:8541bc00 r4:8291a680 [ 1348.050648][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.050689][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1348.050917][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 3 printk messages dropped ** [ 1348.051125][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.051203][ T32] r9:83018205 r8:8541bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f341000 [ 1348.051236][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.051284][ T32] r5:00001000 r4:ebca3000 [ 1348.051308][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.051372][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.051444][ T32] r5:85654b8c r4:85654800 [ 1348.051475][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.051573][ T32] r7:ddde2d80 r6:83018200 r5:85654b8c r4:85a4c000 [ 1348.051604][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.051651][ T32] r10:61c88647 r9:8541bc00 r8:85a4c02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.051746][ T32] r4:85a4c000 [ 1348.051802][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.051851][ T32] r10:00000000 r9:85a4c000 r8:80287e08 r7:eced9e60 r6:85a6aa00 r5:8541bc00 [ 1348.051885][ T32] r4:00000001 [ 1348.051908][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.051951][ T32] Exception stack(0xeceddfb0 to 0xeceddff8) [ 1348.051977][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.052060][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.052123][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.052161][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.052234][ T32] r4:85a60a80 [ 1348.052456][ T32] INFO: task kworker/1:411:6388 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1348.052568][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.052672][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.052780][ T32] Call trace: [ 1348.052816][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1348.052895][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1348.052929][ T32] r4:00000000 [ 1348.052949][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.052991][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1348.053044][ T32] dd20: bd404000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1348.053104][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 ** 6 printk messages dropped ** [ 1348.053368][ T32] r4:dfa0ddc0 ** 6 printk messages dropped ** [ 1348.053702][ T32] r5:00001000 r4:e0053000 ** 7 printk messages dropped ** [ 1348.054220][ T32] r4:84864380 ** 3 printk messages dropped ** [ 1348.054413][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1348.054690][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.054736][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.054831][ T32] r4:84867140 [ 1348.054857][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.054887][ T32] INFO: task kworker/1:412:6390 blocked for more than 474 seconds. [ 1348.054943][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.055003][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.055062][ T32] task:kworker/1:412 state:D stack:0 pid:6390 tgid:6390 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.055121][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.055251][ T32] Call trace: [ 1348.055319][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1348.055369][ T32] r10:8291a684 r9:ecee5d84 r8:00000002 r7:60000013 r6:ecee5d8c r5:8541a400 [ 1348.055418][ T32] r4:8541a400 [ 1348.055499][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1348.055548][ T32] r5:8541a400 r4:8291a680 [ 1348.055628][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.055672][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.055773][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecee5e08 [ 1348.055807][ T32] r4:00000000 [ 1348.055852][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1348.055897][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1348.055960][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.056030][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a60ec0 [ 1348.056057][ T32] r4:00000000 [ 1348.056078][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.056148][ T32] r9:83018205 r8:8541a400 r7:00000000 r6:83018200 r5:00001000 r4:7f343000 [ 1348.056206][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.056252][ T32] r5:00001000 r4:ec605000 [ 1348.056274][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.056313][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.056355][ T32] r5:85654f8c r4:85654c00 [ 1348.056375][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.056421][ T32] r7:ddde2d80 r6:83018200 r5:85654f8c r4:85a4c080 [ 1348.056458][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.056558][ T32] r10:61c88647 r9:8541a400 r8:85a4c0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.056609][ T32] r4:85a4c080 [ 1348.056632][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.056751][ T32] r10:00000000 r9:85a4c080 r8:80287e08 r7:eced9e60 r6:85a6aa80 r5:8541a400 [ 1348.056779][ T32] r4:00000001 [ 1348.056824][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.056864][ T32] Exception stack(0xecee5fb0 to 0xecee5ff8) [ 1348.056910][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.056992][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.057028][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.057058][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.057129][ T32] r4:85a60b80 [ 1348.057255][ T32] INFO: task kworker/1:412:6390 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1348.057339][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.057404][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.057507][ T32] Call trace: [ 1348.057558][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1348.057613][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1348.057664][ T32] r4:00000000 [ 1348.057688][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.057760][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1348.057799][ T32] dd20: bd404000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1348.057846][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1348.057876][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.057901][ T32] r5:800f0013 r4:80239bb0 [ 1348.057923][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.057963][ T32] r4:82ac21e4 [ 1348.057984][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.058030][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1348.058079][ T32] r4:dfa0ddc0 [ 1348.058103][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.058145][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 6 printk messages dropped ** [ 1348.058410][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1348.084209][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1348.084627][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1348.085340][ T32] Call trace: ** 6 printk messages dropped ** [ 1348.085869][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1348.086682][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1348.087187][ T32] r7:ddde2d80 r6:83018200 r5:8565538c r4:85a4c100 ** 5 printk messages dropped ** [ 1348.087703][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1348.088216][ T32] r4:85a60d40 ** 3 printk messages dropped ** [ 1348.102530][ T32] Call trace: ** 3 printk messages dropped ** [ 1348.102714][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 3 printk messages dropped ** [ 1348.102925][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 2 printk messages dropped ** [ 1348.103037][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1348.103153][ T32] r4:dfa0ddc0 ** 2 printk messages dropped ** [ 1348.103273][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1348.103427][ T32] r5:00001000 r4:e0053000 ** 1 printk messages dropped ** [ 1348.103500][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1348.103857][ T32] r4:84864380 [ 1348.103906][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 4 printk messages dropped ** [ 1348.104076][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1348.104235][ T32] r4:84867140 ** 2 printk messages dropped ** [ 1348.104423][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1348.104591][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1348.104903][ T32] r4:8541c800 [ 1348.104925][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1348.104970][ T32] r5:8541c800 r4:8291a680 [ 1348.104990][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.105056][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.105139][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecef5e08 [ 1348.105187][ T32] r4:00000000 [ 1348.105262][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1348.105355][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1348.105434][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.105520][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a62cc0 [ 1348.105570][ T32] r4:00000000 [ 1348.105611][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.105718][ T32] r9:83018205 r8:8541c800 r7:00000000 r6:83018200 r5:00001000 r4:7f347000 [ 1348.105816][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.105917][ T32] r5:00001000 r4:ec7eb000 [ 1348.105998][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.106096][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.106181][ T32] r5:8565578c r4:85655400 [ 1348.106245][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.106393][ T32] r7:ddde2d80 r6:83018200 r5:8565578c r4:85a4c180 [ 1348.106419][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.106493][ T32] r10:61c88647 r9:8541c800 r8:85a4c1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.106602][ T32] r4:85a4c180 [ 1348.106634][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.106680][ T32] r10:00000000 r9:85a4c180 r8:80287e08 r7:eced9e60 r6:85a6ab80 r5:8541c800 [ 1348.106705][ T32] r4:00000001 [ 1348.106769][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.106824][ T32] Exception stack(0xecef5fb0 to 0xecef5ff8) [ 1348.106853][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.106883][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.106960][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.107072][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.107100][ T32] r4:85a60e40 [ 1348.107282][ T32] INFO: task kworker/1:414:6394 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1348.107329][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.107439][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.107490][ T32] Call trace: [ 1348.107522][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1348.107623][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1348.107654][ T32] r4:00000000 [ 1348.107727][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.107785][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1348.107814][ T32] dd20: bdb43000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1348.107843][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1348.107895][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.107940][ T32] r5:800f0013 r4:80239bb0 [ 1348.107986][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.108049][ T32] r4:82ac21e4 [ 1348.108072][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.108135][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1348.108189][ T32] r4:dfa0ddc0 [ 1348.108227][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.108283][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1348.108322][ T32] r4:00000000 [ 1348.108351][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.108426][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1348.108551][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.132319][ T32] r5:00001000 r4:e0053000 [ 1348.132368][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.132441][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.132517][ T32] r5:84af7b8c r4:84af7800 [ 1348.132549][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.132619][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 ** 1 printk messages dropped ** [ 1348.132790][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1348.133392][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1348.134115][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1348.134715][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1348.135359][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1348.135905][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1348.136806][ T32] r10:00000000 r9:85a4c200 r8:80287e08 r7:eced9e60 r6:85a6ac00 r5:8541e000 ** 9 printk messages dropped ** [ 1348.137912][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1348.159633][ T32] r5:800f0013 r4:80239bb0 ** 6 printk messages dropped ** [ 1348.159920][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 4 printk messages dropped ** [ 1348.160280][ T32] r5:00001000 r4:e0053000 [ 1348.160556][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.160645][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.160700][ T32] r5:84af7b8c r4:84af7800 [ 1348.160868][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.160920][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1348.160943][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.160989][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.161012][ T32] r4:84864380 [ 1348.161036][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.161085][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1348.161108][ T32] r4:00000001 [ 1348.161139][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.161179][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1348.161207][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.161237][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.161264][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.161307][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.161336][ T32] r4:84867140 [ 1348.161361][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.161406][ T32] INFO: task kworker/1:416:6398 blocked for more than 474 seconds. [ 1348.161442][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.161468][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.161491][ T32] task:kworker/1:416 state:D stack:0 pid:6398 tgid:6398 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.161555][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.161624][ T32] Call trace: [ 1348.161690][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1348.161741][ T32] r10:8291a684 r9:ecf05d84 r8:00000002 r7:60000013 r6:ecf05d8c r5:85419800 [ 1348.161767][ T32] r4:85419800 [ 1348.161789][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1348.161843][ T32] r5:85419800 r4:8291a680 [ 1348.161908][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.161956][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.162101][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf05e08 [ 1348.162149][ T32] r4:00000000 [ 1348.162172][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1348.162207][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1348.162241][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.162281][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a03040 [ 1348.162303][ T32] r4:00000000 [ 1348.162322][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.162459][ T32] r9:83018205 r8:85419800 r7:00000000 r6:83018200 r5:00001000 r4:7f34b000 [ 1348.162601][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.162647][ T32] r5:00001000 r4:ec9c9000 [ 1348.162676][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.162730][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.162809][ T32] r5:85655f8c r4:85655c00 [ 1348.162833][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.162954][ T32] r7:ddde2d80 r6:83018200 r5:85655f8c r4:85a4c280 [ 1348.162980][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.163027][ T32] r10:61c88647 r9:85419800 r8:85a4c2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.163050][ T32] r4:85a4c280 [ 1348.163068][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.163113][ T32] r10:00000000 r9:85a4c280 r8:80287e08 r7:eced9e60 r6:85a6ac80 r5:85419800 [ 1348.163135][ T32] r4:00000001 [ 1348.163154][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.163235][ T32] Exception stack(0xecf05fb0 to 0xecf05ff8) [ 1348.163345][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.163379][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.163406][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.163459][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.163560][ T32] r4:85a620c0 [ 1348.163896][ T32] INFO: task kworker/1:416:6398 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1348.163937][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.164030][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.164131][ T32] Call trace: [ 1348.164165][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1348.164215][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1348.164239][ T32] r4:00000000 [ 1348.164308][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 3 printk messages dropped ** [ 1348.164522][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.164549][ T32] r5:800f0013 r4:80239bb0 [ 1348.164638][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.164767][ T32] r4:82ac21e4 [ 1348.164825][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.164987][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1348.165045][ T32] r4:dfa0ddc0 [ 1348.165085][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.165169][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1348.165215][ T32] r4:00000000 [ 1348.165283][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.165392][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1348.165447][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.165625][ T32] r5:00001000 r4:e0053000 [ 1348.165686][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1348.166315][ T32] r4:84864380 ** 2 printk messages dropped ** [ 1348.166521][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1348.166665][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1348.166977][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1348.167124][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1348.167351][ T32] r10:8291a684 r9:ecf0dd84 r8:00000002 r7:60000113 r6:ecf0dd8c r5:8541ec00 ** 4 printk messages dropped ** [ 1348.167572][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1348.167788][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 3 printk messages dropped ** [ 1348.168008][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1348.168173][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1348.168292][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1348.189931][ T32] Exception stack(0xecf0dfb0 to 0xecf0dff8) ** 6 printk messages dropped ** [ 1348.190705][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1348.192011][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 ** 9 printk messages dropped ** [ 1348.192672][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1348.193414][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1348.194105][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1348.194774][ T32] r4:85518c00 ** 5 printk messages dropped ** [ 1348.195171][ T32] r4:00000000 [ 1348.195215][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1348.195309][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1348.195391][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.195485][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a03400 [ 1348.195535][ T32] r4:00000000 [ 1348.195607][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.195719][ T32] r9:83018205 r8:85518c00 r7:00000000 r6:83018200 r5:00001000 r4:7f34f000 [ 1348.195768][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.195882][ T32] r5:00001000 r4:eca1b000 [ 1348.195937][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.196054][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.196156][ T32] r5:8565678c r4:85656400 [ 1348.196238][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.196335][ T32] r7:ddde2d80 r6:83018200 r5:8565678c r4:85a4c380 [ 1348.196384][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.196483][ T32] r10:61c88647 r9:85518c00 r8:85a4c3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.196534][ T32] r4:85a4c380 [ 1348.196582][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.196683][ T32] r10:00000000 r9:85a4c380 r8:80287e08 r7:eced9e60 r6:85a6ad80 r5:85518c00 [ 1348.196762][ T32] r4:00000001 [ 1348.196805][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.196878][ T32] Exception stack(0xecf15fb0 to 0xecf15ff8) [ 1348.196938][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.197002][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.197063][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.197146][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.197198][ T32] r4:85a03100 [ 1348.197396][ T32] INFO: task kworker/1:418:6402 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1348.197465][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.197623][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.197728][ T32] Call trace: [ 1348.197795][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1348.197902][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1348.197955][ T32] r4:00000000 [ 1348.197996][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.198106][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1348.198253][ T32] dd20: be486000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1348.198378][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1348.198513][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.230377][ T32] r5:800f0013 r4:80239bb0 [ 1348.230562][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.230690][ T32] r4:82ac21e4 [ 1348.230800][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.230885][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1348.230965][ T32] r4:dfa0ddc0 [ 1348.231007][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.231120][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1348.231168][ T32] r4:00000000 [ 1348.231242][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.231329][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1348.231368][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.231446][ T32] r5:00001000 r4:e0053000 [ 1348.231484][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.231566][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.231659][ T32] r5:84af7b8c r4:84af7800 [ 1348.231727][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.231875][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1348.231972][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.232060][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.232170][ T32] r4:84864380 [ 1348.232249][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.232364][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1348.232409][ T32] r4:00000001 [ 1348.232510][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.232583][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1348.232638][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.232690][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.232748][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.232832][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.232876][ T32] r4:84867140 [ 1348.232967][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.233029][ T32] INFO: task kworker/1:419:6407 blocked for more than 474 seconds. [ 1348.233088][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.233132][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 2 printk messages dropped ** [ 1348.233544][ T32] Call trace: ** 1 printk messages dropped ** [ 1348.233742][ T32] r10:8291a684 r9:ecec1d84 r8:00000002 r7:60000013 r6:ecec1d8c r5:85519800 ** 4 printk messages dropped ** [ 1348.234189][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1348.234754][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a03940 ** 6 printk messages dropped ** [ 1348.235896][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1348.237610][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1348.237911][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.237979][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.238063][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.238146][ T32] r4:85a03500 [ 1348.238529][ T32] INFO: task kworker/1:419:6407 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1348.259051][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.259204][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.259303][ T32] Call trace: [ 1348.259446][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1348.259513][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1348.259541][ T32] r4:00000000 [ 1348.259590][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.259661][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1348.259702][ T32] dd20: be940000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1348.259735][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1348.259785][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.259844][ T32] r5:800f0013 r4:80239bb0 [ 1348.259869][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.259951][ T32] r4:82ac21e4 [ 1348.259977][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.260025][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1348.260080][ T32] r4:dfa0ddc0 [ 1348.260104][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.260176][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1348.260202][ T32] r4:00000000 [ 1348.260252][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.260304][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1348.260328][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.260401][ T32] r5:00001000 r4:e0053000 [ 1348.260425][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.260467][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.260574][ T32] r5:84af7b8c r4:84af7800 [ 1348.260599][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1348.260752][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 4 printk messages dropped ** [ 1348.260889][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.260993][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1348.261054][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.261118][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.261149][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.261181][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.261204][ T32] r4:84867140 [ 1348.261241][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.261299][ T32] INFO: task kworker/1:420:6414 blocked for more than 474 seconds. [ 1348.261336][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.261363][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.261468][ T32] task:kworker/1:420 state:D stack:0 pid:6414 tgid:6414 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.261549][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.261627][ T32] Call trace: [ 1348.261741][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1348.261792][ T32] r10:8291a684 r9:ecf45d84 r8:00000002 r7:60000113 r6:ecf45d8c r5:8551a400 [ 1348.261833][ T32] r4:8551a400 [ 1348.261864][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1348.261939][ T32] r5:8551a400 r4:8291a680 [ 1348.261977][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.262028][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.262087][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf45e08 [ 1348.262151][ T32] r4:00000000 [ 1348.262175][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1348.262227][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1348.262265][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.262308][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a03b40 [ 1348.262330][ T32] r4:00000000 [ 1348.262349][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.262453][ T32] r9:83018205 r8:8551a400 r7:00000000 r6:83018200 r5:00001000 r4:7f361000 [ 1348.262479][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.262521][ T32] r5:00001000 r4:ecf37000 [ 1348.262541][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.262579][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.262621][ T32] r5:8565738c r4:85657000 [ 1348.262641][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.262693][ T32] r7:ddde2d80 r6:83018200 r5:8565738c r4:85a4c480 [ 1348.262714][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.262779][ T32] r10:61c88647 r9:8551a400 r8:85a4c4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.262803][ T32] r4:85a4c480 [ 1348.262823][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.262869][ T32] r10:00000000 r9:85a4c480 r8:80287e08 r7:eced9e60 r6:85a6ae80 r5:8551a400 [ 1348.262891][ T32] r4:00000001 [ 1348.262910][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.262946][ T32] Exception stack(0xecf45fb0 to 0xecf45ff8) [ 1348.262979][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.263019][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.263046][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.263075][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.263099][ T32] r4:85a03840 [ 1348.263296][ T32] INFO: task kworker/1:420:6414 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1348.263345][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.263451][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.263518][ T32] Call trace: [ 1348.263643][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1348.263703][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1348.263747][ T32] r4:00000000 [ 1348.263800][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.263845][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1348.263874][ T32] dd20: be940000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1348.263903][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1348.263929][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.263953][ T32] r5:800f0013 r4:80239bb0 [ 1348.263974][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.264043][ T32] r4:82ac21e4 [ 1348.264190][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.264237][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1348.264279][ T32] r4:dfa0ddc0 [ 1348.264322][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.264366][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1348.264389][ T32] r4:00000000 [ 1348.264408][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.264453][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1348.264475][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.264545][ T32] r5:00001000 r4:e0053000 [ 1348.264657][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.264737][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.264813][ T32] r5:84af7b8c r4:84af7800 [ 1348.264837][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.264885][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1348.264906][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.264952][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.264975][ T32] r4:84864380 [ 1348.264995][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.265075][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1348.265195][ T32] r4:00000001 [ 1348.265221][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.265260][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1348.265292][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.265322][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.265349][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.265377][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.265444][ T32] r4:84867140 [ 1348.265468][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.265494][ T32] INFO: task kworker/1:421:6415 blocked for more than 474 seconds. [ 1348.265524][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.265563][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.265589][ T32] task:kworker/1:421 state:D stack:0 pid:6415 tgid:6415 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.265654][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.265762][ T32] Call trace: [ 1348.265835][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1348.265902][ T32] r10:8291a684 r9:ecf51d84 r8:00000002 r7:60000013 r6:ecf51d8c r5:8551c800 [ 1348.265928][ T32] r4:8551c800 [ 1348.265950][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1348.265995][ T32] r5:8551c800 r4:8291a680 [ 1348.266030][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.266089][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.266340][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf51e08 [ 1348.266396][ T32] r4:00000000 [ 1348.266420][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1348.266475][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1348.266516][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.266648][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a03c80 [ 1348.266693][ T32] r4:00000000 [ 1348.266807][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.266866][ T32] r9:83018205 r8:8551c800 r7:00000000 r6:83018200 r5:00001000 r4:7f363000 [ 1348.266891][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.266933][ T32] r5:00001000 r4:ecf47000 [ 1348.266952][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.267028][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.267093][ T32] r5:8565778c r4:85657400 [ 1348.267146][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.267218][ T32] r7:ddde2d80 r6:83018200 r5:8565778c r4:85a4c500 [ 1348.267242][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.267291][ T32] r10:61c88647 r9:8551c800 r8:85a4c52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.267337][ T32] r4:85a4c500 [ 1348.267421][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.267469][ T32] r10:00000000 r9:85a4c500 r8:80287e08 r7:ecf45e60 r6:85a6af00 r5:8551c800 [ 1348.267519][ T32] r4:00000001 [ 1348.267593][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.267633][ T32] Exception stack(0xecf51fb0 to 0xecf51ff8) [ 1348.267662][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.267699][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.267750][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.267784][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.267807][ T32] r4:85a038c0 [ 1348.267941][ T32] INFO: task kworker/1:421:6415 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1348.267989][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.268137][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.268277][ T32] Call trace: [ 1348.268406][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1348.268501][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1348.299386][ T32] r4:00000000 [ 1348.299439][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.299510][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1348.299545][ T32] dd20: bf372000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1348.299576][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1348.299601][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.299627][ T32] r5:800f0013 r4:80239bb0 [ 1348.299648][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.299731][ T32] r4:82ac21e4 [ 1348.299824][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.299874][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1348.299897][ T32] r4:dfa0ddc0 [ 1348.299947][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.299994][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1348.300021][ T32] r4:00000000 [ 1348.300118][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.300170][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1348.300192][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.300313][ T32] r5:00001000 r4:e0053000 [ 1348.300422][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.300466][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.300536][ T32] r5:84af7b8c r4:84af7800 [ 1348.300626][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.300688][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1348.300711][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.300758][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.300780][ T32] r4:84864380 [ 1348.300799][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.300881][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1348.300952][ T32] r4:00000001 [ 1348.300976][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.301014][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1348.301067][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.301175][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.301211][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.301242][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.301289][ T32] r4:84867140 [ 1348.301377][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 1 printk messages dropped ** [ 1348.301458][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1348.302248][ T32] r4:8551b000 ** 5 printk messages dropped ** [ 1348.302553][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1348.302794][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a03dc0 ** 6 printk messages dropped ** [ 1348.303180][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1348.303506][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1348.303844][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1348.304526][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) ** 7 printk messages dropped ** [ 1348.304813][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 ** 7 printk messages dropped ** [ 1348.305163][ T32] r5:00001000 r4:e0053000 ** 4 printk messages dropped ** [ 1348.305426][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 ** 3 printk messages dropped ** [ 1348.305637][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 4 printk messages dropped ** [ 1348.305825][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.305857][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.305884][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.305917][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.305940][ T32] r4:84867140 [ 1348.306030][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.306138][ T32] INFO: task kworker/1:423:6419 blocked for more than 474 seconds. [ 1348.306174][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.306203][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.306325][ T32] task:kworker/1:423 state:D stack:0 pid:6419 tgid:6419 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.306439][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.306484][ T32] Call trace: [ 1348.306515][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1348.306681][ T32] r10:8291a684 r9:ecf69d84 r8:00000002 r7:60000013 r6:ecf69d8c r5:8551e000 [ 1348.306712][ T32] r4:8551e000 [ 1348.306762][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1348.306949][ T32] r5:8551e000 r4:8291a680 [ 1348.306976][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.307063][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.307111][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf69e08 [ 1348.307179][ T32] r4:00000000 [ 1348.307202][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1348.307239][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1348.307307][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.307352][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859f5300 [ 1348.307375][ T32] r4:00000000 [ 1348.307395][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.307455][ T32] r9:83018205 r8:8551e000 r7:00000000 r6:83018200 r5:00001000 r4:7f36f000 [ 1348.307505][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.307723][ T32] r5:00001000 r4:ecfa7000 [ 1348.307747][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.307787][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.307952][ T32] r5:85640f8c r4:85640c00 [ 1348.307976][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.308065][ T32] r7:ddde2d80 r6:83018200 r5:85640f8c r4:85a4c600 [ 1348.308188][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.308240][ T32] r10:61c88647 r9:8551e000 r8:85a4c62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.308262][ T32] r4:85a4c600 [ 1348.308285][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.308331][ T32] r10:00000000 r9:85a4c600 r8:80287e08 r7:ecf59e60 r6:859f6000 r5:8551e000 [ 1348.308388][ T32] r4:00000001 [ 1348.308641][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.328906][ T32] Exception stack(0xecf69fb0 to 0xecf69ff8) [ 1348.328969][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.329002][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.329030][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.329062][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.329119][ T32] r4:85a03c40 [ 1348.329301][ T32] INFO: task kworker/1:423:6419 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1348.329336][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.329424][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.329547][ T32] Call trace: [ 1348.329584][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1348.329673][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1348.329703][ T32] r4:00000000 [ 1348.329737][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.329811][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1348.329844][ T32] dd20: bf8e7000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1348.329874][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1348.329944][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.329971][ T32] r5:800f0013 r4:80239bb0 [ 1348.329992][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.330036][ T32] r4:82ac21e4 [ 1348.330057][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.330125][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1348.330152][ T32] r4:dfa0ddc0 [ 1348.330172][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.330215][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1348.330238][ T32] r4:00000000 [ 1348.330257][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.330331][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 ** 1 printk messages dropped ** [ 1348.330416][ T32] r5:00001000 r4:e0053000 ** 6 printk messages dropped ** [ 1348.330775][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1348.331227][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1348.331502][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1348.331901][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1348.332375][ T32] r5:00001000 r4:ecf6b000 ** 3 printk messages dropped ** [ 1348.332743][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1348.333342][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1348.334117][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1348.334381][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1348.334409][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.334434][ T32] r5:800f0013 r4:80239bb0 [ 1348.334454][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.334495][ T32] r4:82ac21e4 [ 1348.334516][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.334558][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1348.334580][ T32] r4:dfa0ddc0 [ 1348.334599][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.334669][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1348.334698][ T32] r4:00000000 [ 1348.334768][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.334828][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1348.334853][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.334896][ T32] r5:00001000 r4:e0053000 [ 1348.334917][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.334979][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.335026][ T32] r5:84af7b8c r4:84af7800 [ 1348.335048][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.335094][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1348.335115][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.335161][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.335184][ T32] r4:84864380 [ 1348.335203][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.335249][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1348.335271][ T32] r4:00000001 [ 1348.335290][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.335326][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1348.335353][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.335382][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.335408][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.335441][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.335465][ T32] r4:84867140 [ 1348.335486][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.335511][ T32] INFO: task kworker/1:425:6422 blocked for more than 474 seconds. [ 1348.335569][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.335597][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.335647][ T32] task:kworker/1:425 state:D stack:0 pid:6422 tgid:6422 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.335703][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.335775][ T32] Call trace: [ 1348.335856][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1348.335940][ T32] r10:8291a684 r9:ecf7dd84 r8:00000002 r7:60000113 r6:ecf7dd8c r5:85518000 [ 1348.335968][ T32] r4:85518000 [ 1348.336002][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1348.336048][ T32] r5:85518000 r4:8291a680 [ 1348.336069][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.336108][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.336189][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf7de08 [ 1348.336266][ T32] r4:00000000 [ 1348.336289][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) ** 2 printk messages dropped ** [ 1348.336408][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a035c0 ** 4 printk messages dropped ** [ 1348.336576][ T32] r5:00001000 r4:ecf7f000 ** 1 printk messages dropped ** [ 1348.336659][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1348.336823][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1348.336984][ T32] r4:85a4c700 ** 2 printk messages dropped ** [ 1348.337156][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1348.337269][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1348.337404][ T32] r4:85a03d80 ** 2 printk messages dropped ** [ 1348.337635][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1348.337896][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 ** 3 printk messages dropped ** [ 1348.338049][ T32] dd20: bf8e7000 eb0cd000 00000001 80239b98 7f13f000 00000001 ** 3 printk messages dropped ** [ 1348.338224][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 5 printk messages dropped ** [ 1348.338482][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 4 printk messages dropped ** [ 1348.363886][ T32] r5:00001000 r4:e0053000 ** 4 printk messages dropped ** [ 1348.364156][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 ** 8 printk messages dropped ** [ 1348.364634][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1348.365121][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1348.365594][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1348.365862][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848e4640 [ 1348.365925][ T32] r4:00000000 [ 1348.365970][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.366076][ T32] r9:83018205 r8:8551ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f36b000 [ 1348.366107][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.366171][ T32] r5:00001000 r4:ecf8f000 [ 1348.366228][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.366276][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.366320][ T32] r5:8564078c r4:85640400 [ 1348.366339][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.366411][ T32] r7:ddde2d80 r6:83018200 r5:8564078c r4:85a4c780 [ 1348.366528][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.366578][ T32] r10:61c88647 r9:8551ec00 r8:85a4c7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.366615][ T32] r4:85a4c780 [ 1348.366669][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.366724][ T32] r10:00000000 r9:85a4c780 r8:80287e08 r7:ecf69e60 r6:859f6180 r5:8551ec00 [ 1348.366769][ T32] r4:00000001 [ 1348.366973][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.367013][ T32] Exception stack(0xecf8dfb0 to 0xecf8dff8) [ 1348.367087][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.367210][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.367290][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.367397][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.367500][ T32] r4:85a03d80 [ 1348.367681][ T32] INFO: task kworker/1:426:6424 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1348.367726][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.367867][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.367930][ T32] Call trace: [ 1348.368118][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1348.368172][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1348.368255][ T32] r4:00000000 [ 1348.368341][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.368385][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1348.368414][ T32] dd20: bfecb000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1348.382044][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1348.382159][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.382198][ T32] r5:800f0013 r4:80239bb0 [ 1348.382224][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.382286][ T32] r4:82ac21e4 [ 1348.382308][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.382474][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1348.382593][ T32] r4:dfa0ddc0 [ 1348.382619][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.382714][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1348.382757][ T32] r4:00000000 [ 1348.382780][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.382833][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1348.382870][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.382932][ T32] r5:00001000 r4:e0053000 [ 1348.382956][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.382996][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.383039][ T32] r5:84af7b8c r4:84af7800 [ 1348.383063][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.383112][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1348.383134][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.383181][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.383205][ T32] r4:84864380 [ 1348.383224][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.383290][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1348.383367][ T32] r4:00000001 [ 1348.383391][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.383458][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1348.383515][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.383547][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.383574][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.383603][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.383660][ T32] r4:84867140 [ 1348.383689][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.383721][ T32] INFO: task kworker/1:427:6426 blocked for more than 474 seconds. [ 1348.383754][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.383780][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.383803][ T32] task:kworker/1:427 state:D stack:0 pid:6426 tgid:6426 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.383873][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.383933][ T32] Call trace: [ 1348.383969][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1348.384037][ T32] r10:8291a684 r9:ecf25d84 r8:00000002 r7:60000113 r6:ecf25d8c r5:859aec00 [ 1348.384064][ T32] r4:859aec00 [ 1348.384086][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1348.384129][ T32] r5:859aec00 r4:8291a680 [ 1348.384198][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.384296][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.384380][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf25e08 ** 3 printk messages dropped ** [ 1348.384561][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1348.384833][ T32] r5:00001000 r4:ecf9b000 ** 2 printk messages dropped ** [ 1348.384945][ T32] r5:85640b8c r4:85640800 ** 4 printk messages dropped ** [ 1348.385309][ T32] r4:85a4c800 [ 1348.385333][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.385512][ T32] r10:00000000 r9:85a4c800 r8:80287e08 r7:ecf69e60 r6:85a4c880 r5:859aec00 [ 1348.385538][ T32] r4:00000001 [ 1348.385570][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.385641][ T32] Exception stack(0xecf25fb0 to 0xecf25ff8) [ 1348.385680][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.385710][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.385740][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.385790][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.385817][ T32] r4:859f5000 [ 1348.385990][ T32] INFO: task kworker/1:427:6426 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1348.386051][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.386116][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.386162][ T32] Call trace: [ 1348.386203][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1348.386258][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1348.386309][ T32] r4:00000000 [ 1348.386354][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.386444][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1348.386478][ T32] dd20: c0284000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1348.386508][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1348.386534][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.386559][ T32] r5:800f0013 r4:80239bb0 [ 1348.386580][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.386659][ T32] r4:82ac21e4 [ 1348.386701][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.386766][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1348.386823][ T32] r4:dfa0ddc0 [ 1348.386876][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.386925][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1348.386949][ T32] r4:00000000 [ 1348.386969][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.387018][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1348.387041][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.387083][ T32] r5:00001000 r4:e0053000 [ 1348.387106][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.387153][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.387197][ T32] r5:84af7b8c r4:84af7800 [ 1348.387217][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.387351][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1348.387377][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.387437][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.387494][ T32] r4:84864380 [ 1348.387516][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.387563][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1348.387661][ T32] r4:00000001 [ 1348.387713][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.387757][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1348.387784][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.387812][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.387844][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.387874][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.387899][ T32] r4:84867140 [ 1348.387933][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.387982][ T32] INFO: task kworker/1:428:6429 blocked for more than 474 seconds. [ 1348.388017][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.388094][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.388119][ T32] task:kworker/1:428 state:D stack:0 pid:6429 tgid:6429 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.388213][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.388332][ T32] Call trace: [ 1348.388417][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1348.388580][ T32] r10:8291a684 r9:ecf99d84 r8:00000002 r7:60000113 r6:ecf99d8c r5:85998000 [ 1348.409133][ T32] r4:85998000 [ 1348.409214][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1348.409318][ T32] r5:85998000 r4:8291a680 [ 1348.409372][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.409424][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.409474][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf99e08 [ 1348.409511][ T32] r4:00000000 [ 1348.409538][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1348.409578][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1348.409620][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.409683][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859f5680 [ 1348.409712][ T32] r4:00000000 [ 1348.409759][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.409841][ T32] r9:83018205 r8:85998000 r7:00000000 r6:83018200 r5:00001000 r4:7f373000 [ 1348.409884][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.409937][ T32] r5:00001000 r4:ecfbb000 [ 1348.409977][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.410024][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.410073][ T32] r5:8564178c r4:85641400 [ 1348.410122][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.410181][ T32] r7:ddde2d80 r6:83018200 r5:8564178c r4:85a4c900 [ 1348.410240][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.410293][ T32] r10:61c88647 r9:85998000 r8:85a4c92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.410317][ T32] r4:85a4c900 [ 1348.410337][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.410409][ T32] r10:00000000 r9:85a4c900 r8:80287e08 r7:ecf69e60 r6:85a4c980 r5:85998000 [ 1348.410447][ T32] r4:00000001 [ 1348.410471][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.410512][ T32] Exception stack(0xecf99fb0 to 0xecf99ff8) [ 1348.410544][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.410605][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.410662][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.410723][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.410794][ T32] r4:859f5180 [ 1348.410983][ T32] INFO: task kworker/1:428:6429 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1348.411038][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.411137][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.411222][ T32] Call trace: [ 1348.411256][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1348.411320][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1348.411348][ T32] r4:00000000 [ 1348.411368][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.411435][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1348.411469][ T32] dd20: c0786000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1348.411500][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1348.411526][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.411550][ T32] r5:800f0013 r4:80239bb0 [ 1348.411571][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.411763][ T32] r4:82ac21e4 [ 1348.411840][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.411936][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1348.411970][ T32] r4:dfa0ddc0 [ 1348.411992][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.412036][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1348.412083][ T32] r4:00000000 [ 1348.412108][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.412154][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1348.412176][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.412220][ T32] r5:00001000 r4:e0053000 [ 1348.412240][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.412329][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1348.412559][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1348.413405][ T32] INFO: task kworker/1:429:6430 blocked for more than 474 seconds. ** 10 printk messages dropped ** [ 1348.414109][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1348.414615][ T32] r5:00001000 r4:ecfb3000 ** 3 printk messages dropped ** [ 1348.415007][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1348.415540][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1348.416162][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1348.416451][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 4 printk messages dropped ** [ 1348.416604][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 ** 9 printk messages dropped ** [ 1348.416961][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1348.417392][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1348.417610][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1348.418059][ T32] r10:8291a684 r9:ecfb1d84 r8:00000002 r7:60000013 r6:ecfb1d8c r5:85406c00 [ 1348.418086][ T32] r4:85406c00 [ 1348.418108][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1348.418152][ T32] r5:85406c00 r4:8291a680 [ 1348.418198][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.418241][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.418332][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecfb1e08 [ 1348.418384][ T32] r4:00000000 [ 1348.418432][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1348.418524][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1348.439046][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.439134][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859f5940 [ 1348.439160][ T32] r4:00000000 [ 1348.439182][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.439232][ T32] r9:83018205 r8:85406c00 r7:00000000 r6:83018200 r5:00001000 r4:7f377000 [ 1348.439263][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.439326][ T32] r5:00001000 r4:ecfd3000 [ 1348.439381][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.439429][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.439476][ T32] r5:85641f8c r4:85641c00 [ 1348.439515][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.439570][ T32] r7:ddde2d80 r6:83018200 r5:85641f8c r4:85a4cb00 [ 1348.439617][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.439684][ T32] r10:61c88647 r9:85406c00 r8:85a4cb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.439712][ T32] r4:85a4cb00 [ 1348.439733][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.439783][ T32] r10:00000000 r9:85a4cb00 r8:80287e08 r7:ecf99e60 r6:85a4cb80 r5:85406c00 [ 1348.439807][ T32] r4:00000001 [ 1348.439827][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.439893][ T32] Exception stack(0xecfb1fb0 to 0xecfb1ff8) [ 1348.439930][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.439990][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.440022][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.440053][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.440076][ T32] r4:859f5480 [ 1348.440243][ T32] INFO: task kworker/1:430:6433 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1348.440279][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.440377][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.440451][ T32] Call trace: [ 1348.440488][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1348.440542][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1348.440589][ T32] r4:00000000 [ 1348.440645][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.440696][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1348.440737][ T32] dd20: c0b5c000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1348.440803][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1348.440832][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.440873][ T32] r5:800f0013 r4:80239bb0 [ 1348.440925][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.440972][ T32] r4:82ac21e4 [ 1348.440993][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.441036][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1348.441070][ T32] r4:dfa0ddc0 [ 1348.441100][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.441143][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1348.441166][ T32] r4:00000000 [ 1348.441212][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.441262][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1348.441285][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.441328][ T32] r5:00001000 r4:e0053000 [ 1348.441372][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.441417][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.441473][ T32] r5:84af7b8c r4:84af7800 [ 1348.441501][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.441561][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1348.441587][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.441635][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.441668][ T32] r4:84864380 [ 1348.441696][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.441744][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1348.441778][ T32] r4:00000001 [ 1348.441803][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.441866][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1348.441907][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.441988][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.442043][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.442075][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.442115][ T32] r4:84867140 [ 1348.442139][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.442169][ T32] INFO: task kworker/1:431:6435 blocked for more than 474 seconds. [ 1348.442202][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.442229][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.442251][ T32] task:kworker/1:431 state:D stack:0 pid:6435 tgid:6435 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.442372][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.442420][ T32] Call trace: [ 1348.442470][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1348.442586][ T32] r10:8291a684 r9:ecfc5d84 r8:00000002 r7:60000013 r6:ecfc5d8c r5:859b0000 [ 1348.442644][ T32] r4:859b0000 [ 1348.442669][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1348.442773][ T32] r5:859b0000 r4:8291a680 [ 1348.442800][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.442843][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.442886][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecfc5e08 [ 1348.442952][ T32] r4:00000000 [ 1348.443009][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) ** 4 printk messages dropped ** [ 1348.443204][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1348.443703][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.443748][ T32] r5:85641b8c r4:85641800 [ 1348.443769][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.443851][ T32] r7:ddde2d80 r6:83018200 r5:85641b8c r4:85a4cc00 [ 1348.443939][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.444031][ T32] r10:61c88647 r9:859b0000 r8:85a4cc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.444081][ T32] r4:85a4cc00 [ 1348.444116][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.444167][ T32] r10:00000000 r9:85a4cc00 r8:80287e08 r7:ecfb1e60 r6:85a4cc80 r5:859b0000 [ 1348.444191][ T32] r4:00000001 [ 1348.444213][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.444250][ T32] Exception stack(0xecfc5fb0 to 0xecfc5ff8) [ 1348.444369][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.444591][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.444657][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.444695][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.444720][ T32] r4:859f5480 [ 1348.444826][ T32] INFO: task kworker/1:431:6435 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1348.444864][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.444927][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.444999][ T32] Call trace: [ 1348.445036][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1348.445410][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 9 printk messages dropped ** [ 1348.445753][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 10 printk messages dropped ** [ 1348.446219][ T32] r4:84864380 ** 5 printk messages dropped ** [ 1348.446445][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1348.446905][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1348.447359][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1348.447842][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1348.448141][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1348.448472][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1348.474115][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1348.474276][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 ** 12 printk messages dropped ** [ 1348.474825][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1348.475427][ T32] r4:84864380 [ 1348.475482][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.475587][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1348.475621][ T32] r4:00000001 [ 1348.475683][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.475761][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1348.475795][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.475824][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.475851][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.475957][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.475983][ T32] r4:84867140 [ 1348.476013][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.476127][ T32] INFO: task kworker/1:433:6438 blocked for more than 474 seconds. [ 1348.476166][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.476228][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.476269][ T32] task:kworker/1:433 state:D stack:0 pid:6438 tgid:6438 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.476318][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.476362][ T32] Call trace: [ 1348.476436][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1348.476539][ T32] r10:8291a684 r9:ecfddd84 r8:00000002 r7:60000013 r6:ecfddd8c r5:859b1800 [ 1348.476573][ T32] r4:859b1800 [ 1348.476618][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1348.476670][ T32] r5:859b1800 r4:8291a680 [ 1348.476713][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.476769][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.476831][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecfdde08 [ 1348.476859][ T32] r4:00000000 [ 1348.476904][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1348.476957][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1348.476998][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.477041][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859f5c80 [ 1348.477112][ T32] r4:00000000 [ 1348.477237][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.477286][ T32] r9:83018205 r8:859b1800 r7:00000000 r6:83018200 r5:00001000 r4:7f37b000 [ 1348.477326][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.477373][ T32] r5:00001000 r4:ecfeb000 [ 1348.477418][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.477461][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.477503][ T32] r5:8564278c r4:85642400 [ 1348.477547][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.477614][ T32] r7:ddde2d80 r6:83018200 r5:8564278c r4:85a4ce00 [ 1348.477665][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.477733][ T32] r10:61c88647 r9:859b1800 r8:85a4ce2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.477760][ T32] r4:85a4ce00 [ 1348.477780][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.477827][ T32] r10:00000000 r9:85a4ce00 r8:80287e08 r7:ecfd1e60 r6:85a4ce80 r5:859b1800 [ 1348.477850][ T32] r4:00000001 [ 1348.477869][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.477904][ T32] Exception stack(0xecfddfb0 to 0xecfddff8) [ 1348.477933][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.477980][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.478015][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.478046][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.478069][ T32] r4:859f5a00 [ 1348.478223][ T32] INFO: task kworker/1:433:6438 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1348.478263][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.478495][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.486969][ T32] Call trace: [ 1348.487031][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1348.487107][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1348.487133][ T32] r4:00000000 [ 1348.487167][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.487214][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1348.487248][ T32] dd20: c0ed3000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1348.487305][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 ** 5 printk messages dropped ** [ 1348.487593][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 ** 12 printk messages dropped ** [ 1348.488132][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 ** 8 printk messages dropped ** [ 1348.501385][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1348.502027][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1348.502399][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1348.502732][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1348.502974][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1348.503038][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.503086][ T32] r7:ddde2d80 r6:83018200 r5:85642b8c r4:85a4cf00 [ 1348.503107][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.503153][ T32] r10:61c88647 r9:859b2400 r8:85a4cf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.503251][ T32] r4:85a4cf00 [ 1348.503277][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.503327][ T32] r10:00000000 r9:85a4cf00 r8:80287e08 r7:ecfdde60 r6:85a4cf80 r5:859b2400 [ 1348.503351][ T32] r4:00000001 [ 1348.503405][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.503449][ T32] Exception stack(0xecfe9fb0 to 0xecfe9ff8) [ 1348.503477][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.503507][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.503535][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.503564][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.503612][ T32] r4:859f5c00 [ 1348.503790][ T32] INFO: task kworker/1:434:6441 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1348.503826][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.503926][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.504069][ T32] Call trace: [ 1348.504129][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1348.504239][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1348.504270][ T32] r4:00000000 [ 1348.504293][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.504354][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1348.504434][ T32] dd20: c1205000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1348.504476][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1348.504506][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.504554][ T32] r5:800f0013 r4:80239bb0 [ 1348.504580][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.504624][ T32] r4:82ac21e4 [ 1348.504683][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.504733][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1348.504758][ T32] r4:dfa0ddc0 [ 1348.504799][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.504861][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1348.504889][ T32] r4:00000000 [ 1348.504926][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.504976][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1348.504998][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.505064][ T32] r5:00001000 r4:e0053000 ** 4 printk messages dropped ** [ 1348.505299][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 ** 4 printk messages dropped ** [ 1348.505571][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 10 printk messages dropped ** [ 1348.506053][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1348.506464][ T32] r4:859b3000 ** 5 printk messages dropped ** [ 1348.506756][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1348.506916][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859f5f00 ** 6 printk messages dropped ** [ 1348.507127][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1348.507371][ T32] r4:859e1000 [ 1348.507391][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.507437][ T32] r10:00000000 r9:859e1000 r8:80287e08 r7:ecfe9e60 r6:859e1080 r5:859b3000 [ 1348.507470][ T32] r4:00000001 [ 1348.507519][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.507558][ T32] Exception stack(0xed001fb0 to 0xed001ff8) [ 1348.507600][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.507633][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.507660][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.507694][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.507741][ T32] r4:859f5840 [ 1348.507913][ T32] INFO: task kworker/1:435:6444 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1348.507993][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.508136][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.508269][ T32] Call trace: [ 1348.508354][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1348.532833][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1348.532961][ T32] r4:00000000 [ 1348.532989][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.533057][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1348.533121][ T32] dd20: c1733000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1348.533157][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1348.533184][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.533223][ T32] r5:800f0013 r4:80239bb0 [ 1348.533248][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.533293][ T32] r4:82ac21e4 [ 1348.533346][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.533426][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1348.533453][ T32] r4:dfa0ddc0 [ 1348.533473][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.533517][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1348.533571][ T32] r4:00000000 [ 1348.533596][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.533644][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1348.533689][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.533739][ T32] r5:00001000 r4:e0053000 [ 1348.533761][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.533835][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.533883][ T32] r5:84af7b8c r4:84af7800 [ 1348.533903][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.533984][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1348.534008][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.534080][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.534107][ T32] r4:84864380 [ 1348.534156][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.534207][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1348.534236][ T32] r4:00000001 [ 1348.534259][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.534324][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1348.534355][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.534409][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1348.534519][ T32] r4:84867140 ** 4 printk messages dropped ** [ 1348.534704][ T32] task:kworker/1:436 state:D stack:0 pid:6445 tgid:6445 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1348.535379][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1348.535815][ T32] r5:8564338c r4:85643000 ** 1 printk messages dropped ** [ 1348.535889][ T32] r7:ddde2d80 r6:83018200 r5:8564338c r4:859e1100 ** 5 printk messages dropped ** [ 1348.536264][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1348.536509][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1348.537331][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) ** 5 printk messages dropped ** [ 1348.537502][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1348.537756][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1348.538034][ T32] r5:84af7b8c r4:84af7800 [ 1348.538066][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.538124][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1348.538171][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.538242][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.538276][ T32] r4:84864380 [ 1348.538296][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.538342][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1348.538422][ T32] r4:00000001 [ 1348.546525][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.546732][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1348.546863][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.546925][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.547017][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.547084][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.547114][ T32] r4:84867140 [ 1348.547140][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.547190][ T32] INFO: task kworker/1:437:6448 blocked for more than 475 seconds. [ 1348.547236][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.547265][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.547289][ T32] task:kworker/1:437 state:D stack:0 pid:6448 tgid:6448 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.547369][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.547470][ T32] Call trace: [ 1348.547534][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1348.547658][ T32] r10:8291a684 r9:ed00dd84 r8:00000002 r7:60000113 r6:ed00dd8c r5:859b4800 [ 1348.547713][ T32] r4:859b4800 [ 1348.547763][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1348.547811][ T32] r5:859b4800 r4:8291a680 [ 1348.547832][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.547898][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.547951][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed00de08 [ 1348.547986][ T32] r4:00000000 [ 1348.548038][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1348.548127][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1348.548176][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.548219][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852e7040 [ 1348.548242][ T32] r4:00000000 [ 1348.548283][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.548357][ T32] r9:83018205 r8:859b4800 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1348.548385][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.553296][ T32] r5:00001000 r4:ed01b000 [ 1348.553364][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.553422][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.553467][ T32] r5:8564378c r4:85643400 [ 1348.553549][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.553658][ T32] r7:ddde2d80 r6:83018200 r5:8564378c r4:859e1200 [ 1348.553686][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1348.553881][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1348.554097][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1348.554726][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) ** 5 printk messages dropped ** [ 1348.554998][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1348.555203][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 9 printk messages dropped ** [ 1348.555610][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 ** 6 printk messages dropped ** [ 1348.555876][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 11 printk messages dropped ** [ 1348.556371][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1348.557174][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed019e08 ** 8 printk messages dropped ** [ 1348.557816][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1348.558403][ T32] r10:61c88647 r9:859b5400 r8:859e132c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1348.576881][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1348.577376][ T32] Call trace: ** 4 printk messages dropped ** [ 1348.577573][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) ** 5 printk messages dropped ** [ 1348.577806][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1348.578111][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1348.578873][ T32] r5:84af7b8c r4:84af7800 ** 5 printk messages dropped ** [ 1348.579124][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1348.579523][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1348.579628][ T32] r4:84867140 [ 1348.579683][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.579718][ T32] INFO: task kworker/1:439:6451 blocked for more than 475 seconds. [ 1348.579823][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.579864][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.579891][ T32] task:kworker/1:439 state:D stack:0 pid:6451 tgid:6451 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.579975][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.580026][ T32] Call trace: [ 1348.580104][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1348.580208][ T32] r10:8291a684 r9:ed025d84 r8:00000002 r7:60000013 r6:ed025d8c r5:859b6000 [ 1348.580247][ T32] r4:859b6000 [ 1348.580306][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1348.580425][ T32] r5:859b6000 r4:8291a680 [ 1348.580459][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.580530][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.580626][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed025e08 [ 1348.580678][ T32] r4:00000000 [ 1348.580783][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1348.580870][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1348.580945][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.581027][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852e7380 [ 1348.581055][ T32] r4:00000000 [ 1348.581077][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.581124][ T32] r9:83018205 r8:859b6000 r7:00000000 r6:83018200 r5:00001000 r4:7f385000 [ 1348.581147][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.581189][ T32] r5:00001000 r4:ed027000 [ 1348.581211][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.581252][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.581295][ T32] r5:85643b8c r4:85643800 [ 1348.581316][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.581367][ T32] r7:ddde2d80 r6:83018200 r5:85643b8c r4:859e1400 [ 1348.581419][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.581502][ T32] r10:61c88647 r9:859b6000 r8:859e142c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.581553][ T32] r4:859e1400 [ 1348.581577][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.581664][ T32] r10:00000000 r9:859e1400 r8:80287e08 r7:ed019e60 r6:859e1480 r5:859b6000 [ 1348.581692][ T32] r4:00000001 [ 1348.581714][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.581773][ T32] Exception stack(0xed025fb0 to 0xed025ff8) [ 1348.581827][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.581861][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.581889][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.581918][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.581968][ T32] r4:852e7200 [ 1348.582127][ T32] INFO: task kworker/1:439:6451 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1348.582161][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.582263][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.582329][ T32] Call trace: [ 1348.582383][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1348.582443][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1348.582470][ T32] r4:00000000 [ 1348.582491][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.582543][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1348.582576][ T32] dd20: c1e43000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1348.582608][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1348.582659][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.582776][ T32] r5:800f0013 r4:80239bb0 [ 1348.582830][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.582875][ T32] r4:82ac21e4 [ 1348.582898][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.582950][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1348.582996][ T32] r4:dfa0ddc0 [ 1348.583047][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.583114][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1348.583147][ T32] r4:00000000 [ 1348.583169][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.583216][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1348.583250][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1348.583783][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 ** 5 printk messages dropped ** [ 1348.584349][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1348.584752][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1348.585164][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1348.585548][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed031e08 ** 7 printk messages dropped ** [ 1348.586049][ T32] r9:83018205 r8:859b6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f389000 ** 7 printk messages dropped ** [ 1348.586363][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 5 printk messages dropped ** [ 1348.586830][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1348.587826][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1348.588394][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 ** 8 printk messages dropped ** [ 1348.622698][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 9 printk messages dropped ** [ 1348.623547][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 ** 6 printk messages dropped ** [ 1348.624070][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 10 printk messages dropped ** [ 1348.624841][ T32] task:kworker/1:441 state:D stack:0 pid:6455 tgid:6455 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1348.625660][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1348.626064][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1348.626497][ T32] r4:859e1600 ** 6 printk messages dropped ** [ 1348.627013][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1348.627561][ T32] INFO: task kworker/1:441:6455 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1348.627642][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.627853][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.628023][ T32] Call trace: [ 1348.628093][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1348.628197][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1348.628254][ T32] r4:00000000 [ 1348.628325][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.628487][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1348.637059][ T32] dd20: c265a000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1348.637110][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1348.637138][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.637263][ T32] r5:800f0013 r4:80239bb0 [ 1348.637296][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.637351][ T32] r4:82ac21e4 [ 1348.637373][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.637447][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1348.637482][ T32] r4:dfa0ddc0 [ 1348.637548][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.637597][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1348.637622][ T32] r4:00000000 [ 1348.637643][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.637691][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1348.637762][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.637813][ T32] r5:00001000 r4:e0053000 [ 1348.637835][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.637875][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.637933][ T32] r5:84af7b8c r4:84af7800 [ 1348.637958][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.638073][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1348.638139][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.638259][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.638319][ T32] r4:84864380 [ 1348.638366][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.638529][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1348.648997][ T32] r4:00000001 [ 1348.649085][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.649200][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1348.649263][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.649322][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.649403][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.649473][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.649520][ T32] r4:84867140 [ 1348.649569][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.649692][ T32] INFO: task kworker/1:442:6457 blocked for more than 475 seconds. [ 1348.649792][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.649867][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.649970][ T32] task:kworker/1:442 state:D stack:0 pid:6457 tgid:6457 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.650172][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.650330][ T32] Call trace: [ 1348.650453][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1348.650594][ T32] r10:8291a684 r9:ed049d84 r8:00000002 r7:60000113 r6:ed049d8c r5:85ab8c00 [ 1348.650683][ T32] r4:85ab8c00 [ 1348.650781][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1348.650889][ T32] r5:85ab8c00 r4:8291a680 [ 1348.650940][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1348.651234][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1348.651722][ T32] r5:8561cb8c r4:8561c800 ** 1 printk messages dropped ** [ 1348.651790][ T32] r7:ddde2d80 r6:83018200 r5:8561cb8c r4:859e1700 ** 5 printk messages dropped ** [ 1348.652077][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1348.652476][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1348.653175][ T32] Call trace: ** 5 printk messages dropped ** [ 1348.653513][ T32] dd20: c2886000 eb0cd000 00000001 80239b98 7f13f000 00000001 ** 9 printk messages dropped ** [ 1348.654239][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 11 printk messages dropped ** [ 1348.655083][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1348.655416][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1348.655666][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1348.656026][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.656091][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.656145][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed055e08 [ 1348.656198][ T32] r4:00000000 [ 1348.656221][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1348.656290][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1348.656331][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.656417][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852e7ac0 [ 1348.656473][ T32] r4:00000000 [ 1348.656518][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.656613][ T32] r9:83018205 r8:85ab9800 r7:00000000 r6:83018200 r5:00001000 r4:7f38f000 [ 1348.656715][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.656815][ T32] r5:00001000 r4:ed063000 [ 1348.656848][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.656890][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.656946][ T32] r5:8561cf8c r4:8561cc00 [ 1348.656998][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.657095][ T32] r7:ddde2d80 r6:83018200 r5:8561cf8c r4:859e1800 [ 1348.657209][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.657261][ T32] r10:61c88647 r9:85ab9800 r8:859e182c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.657284][ T32] r4:859e1800 [ 1348.657420][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.657518][ T32] r10:00000000 r9:859e1800 r8:80287e08 r7:ed049e60 r6:859e1880 r5:85ab9800 [ 1348.657545][ T32] r4:00000001 [ 1348.657603][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.657643][ T32] Exception stack(0xed055fb0 to 0xed055ff8) [ 1348.657716][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.657750][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.657812][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.657873][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.657921][ T32] r4:852e7800 [ 1348.658035][ T32] INFO: task kworker/1:443:6460 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1348.658068][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1348.658403][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) ** 5 printk messages dropped ** [ 1348.679891][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1348.680105][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1348.680412][ T32] r5:84af7b8c r4:84af7800 [ 1348.680441][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.680490][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1348.680512][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.680585][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.680612][ T32] r4:84864380 [ 1348.680632][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.680706][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1348.680730][ T32] r4:00000001 [ 1348.680749][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.680787][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1348.680848][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.680925][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.680976][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.681007][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.681063][ T32] r4:84867140 [ 1348.681109][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.681154][ T32] INFO: task kworker/1:444:6461 blocked for more than 475 seconds. [ 1348.681191][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.681219][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.681242][ T32] task:kworker/1:444 state:D stack:0 pid:6461 tgid:6461 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.681300][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.681391][ T32] Call trace: [ 1348.681434][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1348.681487][ T32] r10:8291a684 r9:ed061d84 r8:00000002 r7:60000013 r6:ed061d8c r5:85aba400 [ 1348.681510][ T32] r4:85aba400 [ 1348.681546][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1348.681605][ T32] r5:85aba400 r4:8291a680 [ 1348.681634][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.681681][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.681725][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed061e08 [ 1348.681749][ T32] r4:00000000 [ 1348.681785][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1348.681826][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1348.681898][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1348.682487][ T32] r5:8561d78c r4:8561d400 ** 2 printk messages dropped ** [ 1348.682696][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1348.683355][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1348.684379][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) ** 5 printk messages dropped ** [ 1348.684640][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1348.684851][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1348.685226][ T32] r5:84af7b8c r4:84af7800 ** 6 printk messages dropped ** [ 1348.685525][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 9 printk messages dropped ** [ 1348.685902][ T32] INFO: task kworker/1:445:6463 blocked for more than 475 seconds. ** 7 printk messages dropped ** [ 1348.686363][ T32] r4:85abb000 ** 3 printk messages dropped ** [ 1348.686722][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1348.687597][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1348.688085][ T32] r10:61c88647 r9:85abb000 r8:859e1a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1348.688356][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1348.723100][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1348.723515][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1348.724051][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 11 printk messages dropped ** [ 1348.725039][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1348.725633][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1348.726146][ T32] task:kworker/1:446 state:D stack:0 pid:6465 tgid:6465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.726249][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.726440][ T32] Call trace: [ 1348.726590][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1348.726697][ T32] r10:8291a684 r9:ed079d84 r8:00000002 r7:60000013 r6:ed079d8c r5:85abbc00 [ 1348.726838][ T32] r4:85abbc00 [ 1348.726900][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1348.727004][ T32] r5:85abbc00 r4:8291a680 [ 1348.727056][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.727139][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.727228][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed079e08 [ 1348.727285][ T32] r4:00000000 [ 1348.727327][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1348.727396][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1348.727471][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.727548][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852e7f80 [ 1348.727636][ T32] r4:00000000 [ 1348.727697][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.727798][ T32] r9:83018205 r8:85abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f2d9000 [ 1348.727846][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.727937][ T32] r5:00001000 r4:ed087000 [ 1348.727984][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.728055][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.728124][ T32] r5:8561db8c r4:8561d800 [ 1348.728157][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.728231][ T32] r7:ddde2d80 r6:83018200 r5:8561db8c r4:859e1b00 [ 1348.728282][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.728413][ T32] r10:61c88647 r9:85abbc00 r8:859e1b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.728462][ T32] r4:859e1b00 [ 1348.728572][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.741311][ T32] r10:00000000 r9:859e1b00 r8:80287e08 r7:ed061e60 r6:859e1b80 r5:85abbc00 [ 1348.741383][ T32] r4:00000001 [ 1348.741420][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.741508][ T32] Exception stack(0xed079fb0 to 0xed079ff8) [ 1348.741556][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.741643][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.741770][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.741829][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.741962][ T32] r4:852e7b80 [ 1348.742238][ T32] INFO: task kworker/1:446:6465 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1348.742311][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.742621][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.742918][ T32] Call trace: [ 1348.742992][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1348.743105][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1348.743158][ T32] r4:00000000 [ 1348.743272][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.743361][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1348.743421][ T32] dd20: c31d9000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1348.743482][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1348.743538][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.743596][ T32] r5:800f0013 r4:80239bb0 [ 1348.743646][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.743748][ T32] r4:82ac21e4 [ 1348.743783][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.743872][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1348.743927][ T32] r4:dfa0ddc0 [ 1348.744000][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.744090][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1348.744151][ T32] r4:00000000 [ 1348.744194][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.744272][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1348.744309][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.744377][ T32] r5:00001000 r4:e0053000 [ 1348.744411][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1348.744912][ T32] r4:84864380 ** 4 printk messages dropped ** [ 1348.745370][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) ** 6 printk messages dropped ** [ 1348.745880][ T32] INFO: task kworker/1:447:6470 blocked for more than 475 seconds. ** 9 printk messages dropped ** [ 1348.746692][ T32] r5:85abd400 r4:8291a680 ** 5 printk messages dropped ** [ 1348.747029][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1348.747599][ T32] r5:8561df8c r4:8561dc00 ** 3 printk messages dropped ** [ 1348.747821][ T32] r10:61c88647 r9:85abd400 r8:859e1c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1348.748151][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1348.766522][ T32] Call trace: ** 5 printk messages dropped ** [ 1348.766938][ T32] dd20: c3775000 eb0cd000 00000001 80239b98 7f13f000 00000001 ** 4 printk messages dropped ** [ 1348.767250][ T32] r4:82ac21e4 [ 1348.767301][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.767378][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1348.767406][ T32] r4:dfa0ddc0 [ 1348.767427][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.767524][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1348.767579][ T32] r4:00000000 [ 1348.767603][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.767651][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1348.767684][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.767754][ T32] r5:00001000 r4:e0053000 [ 1348.767811][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.767855][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.767929][ T32] r5:84af7b8c r4:84af7800 [ 1348.767956][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.768004][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1348.768026][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.768071][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.768148][ T32] r4:84864380 [ 1348.768201][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.768253][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1348.768275][ T32] r4:00000001 [ 1348.768323][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.768485][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1348.780935][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.780990][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.781031][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.781102][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.781133][ T32] r4:84867140 [ 1348.781160][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.781204][ T32] INFO: task kworker/1:448:6471 blocked for more than 475 seconds. [ 1348.781263][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.781322][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.781349][ T32] task:kworker/1:448 state:D stack:0 pid:6471 tgid:6471 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.781409][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.781489][ T32] Call trace: [ 1348.781553][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1348.781615][ T32] r10:8291a684 r9:ed099d84 r8:00000002 r7:60000113 r6:ed099d8c r5:85abe000 [ 1348.781652][ T32] r4:85abe000 [ 1348.781742][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1348.781815][ T32] r5:85abe000 r4:8291a680 [ 1348.781883][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.781932][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.781975][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed099e08 [ 1348.782022][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1348.782173][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a033c0 ** 7 printk messages dropped ** [ 1348.782543][ T32] r5:8561e38c r4:8561e000 ** 3 printk messages dropped ** [ 1348.782723][ T32] r10:61c88647 r9:85abe000 r8:859e1d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1348.783287][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1348.783859][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1348.784032][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1348.784391][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 6 printk messages dropped ** [ 1348.784642][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1348.785048][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1348.785278][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1348.785560][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1348.785977][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1348.786444][ T32] r5:00001000 r4:ebae1000 ** 3 printk messages dropped ** [ 1348.786577][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1348.786781][ T32] r4:859e1e00 [ 1348.786818][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.786866][ T32] r10:00000000 r9:859e1e00 r8:80287e08 r7:ed099e60 r6:859e1e80 r5:85ac0000 [ 1348.786889][ T32] r4:00000001 [ 1348.786909][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.786945][ T32] Exception stack(0xed0a1fb0 to 0xed0a1ff8) [ 1348.786996][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.787050][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.787083][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.787146][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.787193][ T32] r4:85488200 [ 1348.787352][ T32] INFO: task kworker/1:449:6473 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1348.787389][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.787486][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.787543][ T32] Call trace: [ 1348.787598][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1348.787679][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1348.787713][ T32] r4:00000000 [ 1348.787747][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.787791][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1348.787819][ T32] dd20: c3f08000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1348.787859][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1348.787894][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.787927][ T32] r5:800f0013 r4:80239bb0 [ 1348.787960][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.788035][ T32] r4:82ac21e4 [ 1348.788065][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.788109][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1348.788155][ T32] r4:dfa0ddc0 [ 1348.788238][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.788290][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1348.788325][ T32] r4:00000000 [ 1348.788348][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.788460][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 ** 2 printk messages dropped ** [ 1348.800197][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1348.800682][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 9 printk messages dropped ** [ 1348.801036][ T32] INFO: task kworker/1:450:6474 blocked for more than 475 seconds. ** 3 printk messages dropped ** [ 1348.801203][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.801273][ T32] Call trace: [ 1348.801316][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1348.801369][ T32] r10:8291a684 r9:ed0a5d84 r8:00000002 r7:60000113 r6:ed0a5d8c r5:85ac0c00 [ 1348.801392][ T32] r4:85ac0c00 [ 1348.801475][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1348.801553][ T32] r5:85ac0c00 r4:8291a680 [ 1348.801577][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.801618][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.801665][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed0a5e08 [ 1348.801688][ T32] r4:00000000 [ 1348.801707][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1348.801742][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1348.801777][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.801818][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85488b40 [ 1348.801840][ T32] r4:00000000 [ 1348.801924][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.801975][ T32] r9:83018205 r8:85ac0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f301000 [ 1348.801997][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.802039][ T32] r5:00001000 r4:ecc6f000 [ 1348.802059][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.802122][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.802169][ T32] r5:85a2f38c r4:85a2f000 [ 1348.802212][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.802272][ T32] r7:ddde2d80 r6:83018200 r5:85a2f38c r4:859e1f00 [ 1348.802294][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.802341][ T32] r10:61c88647 r9:85ac0c00 r8:859e1f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.802385][ T32] r4:859e1f00 [ 1348.802409][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.802457][ T32] r10:00000000 r9:859e1f00 r8:80287e08 r7:ed0a1e60 r6:859e1f80 r5:85ac0c00 [ 1348.802503][ T32] r4:00000001 [ 1348.802547][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.802607][ T32] Exception stack(0xed0a5fb0 to 0xed0a5ff8) [ 1348.802651][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.802687][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.802715][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.802841][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.802869][ T32] r4:85488200 [ 1348.803055][ T32] INFO: task kworker/1:450:6474 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1348.803092][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.803234][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.803283][ T32] Call trace: ** 4 printk messages dropped ** [ 1348.803448][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) ** 7 printk messages dropped ** [ 1348.803787][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 ** 10 printk messages dropped ** [ 1348.804299][ T32] r5:84af7b8c r4:84af7800 ** 4 printk messages dropped ** [ 1348.804576][ T32] r4:84864380 ** 4 printk messages dropped ** [ 1348.804895][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) ** 4 printk messages dropped ** [ 1348.805092][ T32] r4:84867140 ** 5 printk messages dropped ** [ 1348.805355][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1348.805713][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1348.805955][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1348.806303][ T32] r5:85a3878c r4:85a38400 ** 2 printk messages dropped ** [ 1348.806507][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1348.806911][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1348.807214][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1348.808054][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) ** 5 printk messages dropped ** [ 1348.808449][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1348.831900][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1348.832349][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1348.832848][ T32] r4:84864380 ** 2 printk messages dropped ** [ 1348.833058][ T32] r4:00000001 [ 1348.833114][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.833198][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1348.833256][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.833311][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.833397][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.833480][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.833534][ T32] r4:84867140 [ 1348.833613][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.833684][ T32] INFO: task kworker/1:452:6497 blocked for more than 475 seconds. [ 1348.833769][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.833830][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.833876][ T32] task:kworker/1:452 state:D stack:0 pid:6497 tgid:6497 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.833987][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.834083][ T32] Call trace: [ 1348.834188][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1348.834307][ T32] r10:8291a684 r9:ed0ddd84 r8:00000002 r7:60000113 r6:ed0ddd8c r5:85ac5400 [ 1348.834368][ T32] r4:85ac5400 [ 1348.834412][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1348.834499][ T32] r5:85ac5400 r4:8291a680 [ 1348.834543][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.834665][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.834784][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed0dde08 [ 1348.834836][ T32] r4:00000000 [ 1348.834884][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1348.834986][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1348.835073][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.835163][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859f32c0 [ 1348.835210][ T32] r4:00000000 [ 1348.835250][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.835343][ T32] r9:83018205 r8:85ac5400 r7:00000000 r6:83018200 r5:00001000 r4:7f329000 [ 1348.835460][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.835594][ T32] r5:00001000 r4:eb8d5000 [ 1348.835644][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.835733][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.835842][ T32] r5:8561eb8c r4:8561e800 [ 1348.835908][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.836002][ T32] r7:ddde2d80 r6:83018200 r5:8561eb8c r4:8534f100 [ 1348.836165][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.836260][ T32] r10:61c88647 r9:85ac5400 r8:8534f12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.836309][ T32] r4:8534f100 [ 1348.836366][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.836456][ T32] r10:00000000 r9:8534f100 r8:80287e08 r7:ed0a1e60 r6:8534f180 r5:85ac5400 [ 1348.836503][ T32] r4:00000001 [ 1348.836545][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.836613][ T32] Exception stack(0xed0ddfb0 to 0xed0ddff8) [ 1348.836672][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.836733][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.836811][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.836897][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1348.837848][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 ** 8 printk messages dropped ** [ 1348.855469][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1348.855941][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 9 printk messages dropped ** [ 1348.856741][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 ** 5 printk messages dropped ** [ 1348.857186][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1348.857567][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1348.858213][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.858310][ T32] Call trace: [ 1348.858392][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1348.869198][ T32] r10:8291a684 r9:ecea9d84 r8:00000002 r7:60000113 r6:ecea9d8c r5:85ac3000 [ 1348.869341][ T32] r4:85ac3000 [ 1348.869388][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1348.869501][ T32] r5:85ac3000 r4:8291a680 [ 1348.869540][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.869631][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.869751][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecea9e08 [ 1348.869870][ T32] r4:00000000 [ 1348.869922][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1348.870015][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1348.870122][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.870262][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859f3500 [ 1348.870322][ T32] r4:00000000 [ 1348.870366][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.870470][ T32] r9:83018205 r8:85ac3000 r7:00000000 r6:83018200 r5:00001000 r4:7f32d000 [ 1348.870527][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.870617][ T32] r5:00001000 r4:ebc5b000 [ 1348.870713][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.870815][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.870910][ T32] r5:8561f38c r4:8561f000 [ 1348.870955][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.871054][ T32] r7:ddde2d80 r6:83018200 r5:8561f38c r4:8534f200 [ 1348.871105][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.871198][ T32] r10:61c88647 r9:85ac3000 r8:8534f22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.871259][ T32] r4:8534f200 [ 1348.871302][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.871386][ T32] r10:00000000 r9:8534f200 r8:80287e08 r7:ed0a1e60 r6:8534f280 r5:85ac3000 [ 1348.871426][ T32] r4:00000001 [ 1348.871486][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.871582][ T32] Exception stack(0xecea9fb0 to 0xecea9ff8) [ 1348.871655][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.871744][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.871809][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.871872][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.871924][ T32] r4:859f3200 [ 1348.872267][ T32] INFO: task kworker/1:453:6509 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1348.872354][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1348.873054][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) ** 5 printk messages dropped ** [ 1348.873478][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1348.873822][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 11 printk messages dropped ** [ 1348.874683][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1348.875221][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1348.875846][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.875932][ T32] Call trace: [ 1348.875999][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1348.876096][ T32] r10:8291a684 r9:ed085d84 r8:00000002 r7:60000013 r6:ed085d8c r5:85ac6c00 [ 1348.876213][ T32] r4:85ac6c00 [ 1348.876262][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1348.876421][ T32] r5:85ac6c00 r4:8291a680 [ 1348.876504][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.876638][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.876767][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed085e08 [ 1348.876826][ T32] r4:00000000 [ 1348.876868][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1348.876941][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1348.877037][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.877160][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859f3640 [ 1348.877215][ T32] r4:00000000 [ 1348.877276][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.877385][ T32] r9:83018205 r8:85ac6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f32f000 [ 1348.877458][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.877574][ T32] r5:00001000 r4:ec585000 [ 1348.877622][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.877751][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.877844][ T32] r5:8561f78c r4:8561f400 [ 1348.877887][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.877984][ T32] r7:ddde2d80 r6:83018200 r5:8561f78c r4:8534f300 [ 1348.878031][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.878126][ T32] r10:61c88647 r9:85ac6c00 r8:8534f32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.878177][ T32] r4:8534f300 [ 1348.878222][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.878345][ T32] r10:00000000 r9:8534f300 r8:80287e08 r7:ecea9e60 r6:8534f380 r5:85ac6c00 [ 1348.878414][ T32] r4:00000001 [ 1348.878511][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.910453][ T32] Exception stack(0xed085fb0 to 0xed085ff8) [ 1348.910596][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.910634][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.910704][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.910759][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.910833][ T32] r4:859f3580 [ 1348.911037][ T32] INFO: task kworker/1:454:6512 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1348.911077][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 1 printk messages dropped ** [ 1348.911256][ T32] Call trace: ** 4 printk messages dropped ** [ 1348.911485][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) ** 2 printk messages dropped ** [ 1348.911603][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.911628][ T32] r5:800f0013 r4:80239bb0 [ 1348.911690][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.911772][ T32] r4:82ac21e4 [ 1348.911804][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.911849][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1348.911899][ T32] r4:dfa0ddc0 [ 1348.911949][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.912022][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1348.912080][ T32] r4:00000000 [ 1348.912114][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.912168][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1348.912193][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.912238][ T32] r5:00001000 r4:e0053000 [ 1348.912280][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.912327][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.912372][ T32] r5:84af7b8c r4:84af7800 [ 1348.912430][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.912484][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 ** 4 printk messages dropped ** [ 1348.912699][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 10 printk messages dropped ** [ 1348.913127][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 8 printk messages dropped ** [ 1348.914115][ T32] r5:85ac6000 r4:8291a680 ** 5 printk messages dropped ** [ 1348.914882][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1348.915972][ T32] r5:8561fb8c r4:8561f800 ** 3 printk messages dropped ** [ 1348.916239][ T32] r10:61c88647 r9:85ac6000 r8:8534f42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1348.916774][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1348.917346][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1348.917549][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 ** 11 printk messages dropped ** [ 1348.918064][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 ** 9 printk messages dropped ** [ 1348.945336][ T32] r4:84864380 ** 4 printk messages dropped ** [ 1348.945545][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) ** 4 printk messages dropped ** [ 1348.945821][ T32] r4:84867140 ** 4 printk messages dropped ** [ 1348.946041][ T32] task:kworker/1:456 state:D stack:0 pid:6515 tgid:6515 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1348.946818][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf3de08 ** 9 printk messages dropped ** [ 1348.947643][ T32] r5:00001000 r4:ec803000 ** 3 printk messages dropped ** [ 1348.947804][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 7 printk messages dropped ** [ 1348.948441][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1348.962754][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1348.964184][ T32] dd20: c58bc000 eb0cd000 00000001 80239b98 7f13f000 00000001 ** 7 printk messages dropped ** [ 1348.964589][ T32] r4:dfa0ddc0 ** 6 printk messages dropped ** [ 1348.965087][ T32] r5:00001000 r4:e0053000 ** 4 printk messages dropped ** [ 1348.965509][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 ** 2 printk messages dropped ** [ 1348.965769][ T32] r4:84864380 [ 1348.965811][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.965914][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1348.966186][ T32] r4:00000001 [ 1348.966240][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.966372][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1348.966446][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.966503][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.966616][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.966693][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.966767][ T32] r4:84867140 [ 1348.966882][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.966993][ T32] INFO: task kworker/1:457:6517 blocked for more than 475 seconds. [ 1348.967234][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.967299][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.967346][ T32] task:kworker/1:457 state:D stack:0 pid:6517 tgid:6517 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.967579][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.967684][ T32] Call trace: [ 1348.967755][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1348.967884][ T32] r10:8291a684 r9:ecf4dd84 r8:00000002 r7:60000113 r6:ecf4dd8c r5:85ac3c00 [ 1348.968066][ T32] r4:85ac3c00 [ 1348.968125][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1348.968252][ T32] r5:85ac3c00 r4:8291a680 [ 1348.968358][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.987007][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.987179][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf4de08 [ 1348.987208][ T32] r4:00000000 [ 1348.987231][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1348.987271][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1348.987311][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.987355][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859f3ac0 [ 1348.987378][ T32] r4:00000000 [ 1348.987398][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.987445][ T32] r9:83018205 r8:85ac3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f335000 [ 1348.987468][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.987513][ T32] r5:00001000 r4:ec9bf000 [ 1348.987535][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.987574][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.987617][ T32] r5:855ac38c r4:855ac000 [ 1348.987637][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.987689][ T32] r7:ddde2d80 r6:83018200 r5:855ac38c r4:8534f600 [ 1348.987728][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.987804][ T32] r10:61c88647 r9:85ac3c00 r8:8534f62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.987834][ T32] r4:8534f600 [ 1348.987867][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.987944][ T32] r10:00000000 r9:8534f600 r8:80287e08 r7:ecf3de60 r6:8534f680 r5:85ac3c00 [ 1348.987998][ T32] r4:00000001 [ 1348.988023][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.988063][ T32] Exception stack(0xecf4dfb0 to 0xecf4dff8) [ 1348.988120][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.988178][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.988239][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.988272][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.988320][ T32] r4:859f3880 [ 1348.998912][ T32] INFO: task kworker/1:457:6517 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1348.999029][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.999196][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.999287][ T32] Call trace: [ 1348.999353][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1348.999521][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1348.999562][ T32] r4:00000000 [ 1348.999586][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 3 printk messages dropped ** [ 1348.999727][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1349.000010][ T32] r4:dfa0ddc0 ** 6 printk messages dropped ** [ 1349.000306][ T32] r5:00001000 r4:e0053000 ** 4 printk messages dropped ** [ 1349.000543][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 ** 6 printk messages dropped ** [ 1349.000965][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1349.001310][ T32] INFO: task kworker/1:458:6519 blocked for more than 475 seconds. ** 9 printk messages dropped ** [ 1349.001753][ T32] r5:85ac2400 r4:8291a680 ** 3 printk messages dropped ** [ 1349.001965][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1349.002466][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1349.002987][ T32] r10:61c88647 r9:85ac2400 r8:8534f72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1349.003277][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1349.003967][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) ** 5 printk messages dropped ** [ 1349.004141][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1349.004487][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1349.004510][ T32] r4:00000000 [ 1349.004552][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.004625][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1349.004663][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.004755][ T32] r5:00001000 r4:e0053000 [ 1349.004855][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.004946][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.005053][ T32] r5:84af7b8c r4:84af7800 [ 1349.005105][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.005202][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1349.005256][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.005353][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.005404][ T32] r4:84864380 [ 1349.005447][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.005556][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1349.005611][ T32] r4:00000001 [ 1349.005688][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.005800][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1349.005868][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.005952][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.006020][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.006105][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.006182][ T32] r4:84867140 [ 1349.006233][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.006291][ T32] INFO: task kworker/1:459:6521 blocked for more than 475 seconds. [ 1349.006354][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.006426][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.006479][ T32] task:kworker/1:459 state:D stack:0 pid:6521 tgid:6521 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.006657][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.006801][ T32] Call trace: [ 1349.006886][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1349.007004][ T32] r10:8291a684 r9:ecf65d84 r8:00000002 r7:60000113 r6:ecf65d8c r5:85abec00 [ 1349.007057][ T32] r4:85abec00 [ 1349.007118][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1349.007228][ T32] r5:85abec00 r4:8291a680 [ 1349.007299][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.007408][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.007541][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf65e08 [ 1349.007623][ T32] r4:00000000 [ 1349.007695][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1349.007789][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1349.007910][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.008009][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859f3fc0 [ 1349.008079][ T32] r4:00000000 [ 1349.008128][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.008223][ T32] r9:83018205 r8:85abec00 r7:00000000 r6:83018200 r5:00001000 r4:7f33b000 [ 1349.008289][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.008422][ T32] r5:00001000 r4:eca6f000 [ 1349.008553][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.030285][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.030384][ T32] r5:855acf8c r4:855acc00 [ 1349.030410][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.030460][ T32] r7:ddde2d80 r6:83018200 r5:855acf8c r4:8534f800 [ 1349.030534][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.030617][ T32] r10:61c88647 r9:85abec00 r8:8534f82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.030646][ T32] r4:8534f800 [ 1349.030672][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.030722][ T32] r10:00000000 r9:8534f800 r8:80287e08 r7:ecf61e60 r6:8534f880 r5:85abec00 ** 1 printk messages dropped ** [ 1349.030953][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1349.031574][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1349.032270][ T32] r5:800f0013 r4:80239bb0 ** 6 printk messages dropped ** [ 1349.032680][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 11 printk messages dropped ** [ 1349.033256][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1349.033711][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1349.034055][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1349.034615][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf71e08 ** 9 printk messages dropped ** [ 1349.035207][ T32] r5:00001000 r4:eca31000 ** 2 printk messages dropped ** [ 1349.035352][ T32] r5:855acb8c r4:855ac800 [ 1349.035373][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.035450][ T32] r7:ddde2d80 r6:83018200 r5:855acb8c r4:8534f900 [ 1349.035491][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.035544][ T32] r10:61c88647 r9:85abc800 r8:8534f92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.035568][ T32] r4:8534f900 [ 1349.035587][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.035681][ T32] r10:00000000 r9:8534f900 r8:80287e08 r7:ecf65e60 r6:8534f980 r5:85abc800 [ 1349.035737][ T32] r4:00000001 [ 1349.035790][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.035831][ T32] Exception stack(0xecf71fb0 to 0xecf71ff8) [ 1349.035858][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.035888][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.036017][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.036185][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.036227][ T32] r4:859f3d00 [ 1349.036384][ T32] INFO: task kworker/1:460:6523 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1349.036429][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.036563][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.036638][ T32] Call trace: [ 1349.036717][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1349.036775][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1349.036806][ T32] r4:00000000 [ 1349.036852][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.036946][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1349.037029][ T32] dd20: c6031000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1349.037095][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1349.037130][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1349.037155][ T32] r5:800f0013 r4:80239bb0 [ 1349.037176][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.037216][ T32] r4:82ac21e4 [ 1349.037238][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.037279][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1349.037303][ T32] r4:dfa0ddc0 [ 1349.037322][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.037363][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1349.037385][ T32] r4:00000000 [ 1349.037405][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.037473][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1349.037558][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.037641][ T32] r5:00001000 r4:e0053000 [ 1349.037775][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.037826][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.037870][ T32] r5:84af7b8c r4:84af7800 [ 1349.037941][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.037999][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1349.038047][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.038120][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1349.038363][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) ** 6 printk messages dropped ** [ 1349.065002][ T32] INFO: task kworker/1:461:6525 blocked for more than 475 seconds. ** 9 printk messages dropped ** [ 1349.065505][ T32] r5:85ad0000 r4:8291a680 ** 5 printk messages dropped ** [ 1349.065797][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1349.066395][ T32] r5:855ad38c r4:855ad000 ** 3 printk messages dropped ** [ 1349.066552][ T32] r10:61c88647 r9:85ad0000 r8:8534fa2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1349.066900][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1349.067413][ T32] Call trace: ** 5 printk messages dropped ** [ 1349.067693][ T32] dd20: c6453000 eb0cd000 00000001 80239b98 7f13f000 00000001 ** 9 printk messages dropped ** [ 1349.068094][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 11 printk messages dropped ** [ 1349.080978][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1349.081402][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1349.081912][ T32] r4:85ad0c00 ** 3 printk messages dropped ** [ 1349.082193][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1349.083133][ T32] r5:00001000 r4:ecb63000 ** 4 printk messages dropped ** [ 1349.083582][ T32] r7:ddde2d80 r6:83018200 r5:855ad78c r4:8534fb00 ** 6 printk messages dropped ** [ 1349.084047][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1349.084904][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 1 printk messages dropped ** [ 1349.085143][ T32] Call trace: [ 1349.085174][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1349.085224][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1349.085326][ T32] r4:00000000 [ 1349.085357][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.085406][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1349.085461][ T32] dd20: c67fb000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1349.085500][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1349.085541][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1349.085568][ T32] r5:800f0013 r4:80239bb0 [ 1349.085589][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.085630][ T32] r4:82ac21e4 [ 1349.085713][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.085760][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1349.085784][ T32] r4:dfa0ddc0 [ 1349.085806][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.085888][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1349.085914][ T32] r4:00000000 [ 1349.085995][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.086043][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1349.086065][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.086106][ T32] r5:00001000 r4:e0053000 [ 1349.086154][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.086223][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.086275][ T32] r5:84af7b8c r4:84af7800 [ 1349.086320][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.086371][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1349.086417][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.086473][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.086517][ T32] r4:84864380 [ 1349.086549][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.086596][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1349.086693][ T32] r4:00000001 [ 1349.086723][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.086797][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1349.086849][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.086886][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.086914][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.086945][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.086968][ T32] r4:84867140 [ 1349.086990][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.087064][ T32] INFO: task kworker/1:463:6529 blocked for more than 475 seconds. [ 1349.087097][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.087121][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.087192][ T32] task:kworker/1:463 state:D stack:0 pid:6529 tgid:6529 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.087271][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.087367][ T32] Call trace: [ 1349.087403][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1349.087452][ T32] r10:8291a684 r9:ecf95d84 r8:00000002 r7:60000113 r6:ecf95d8c r5:85ad1800 [ 1349.087487][ T32] r4:85ad1800 [ 1349.087568][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1349.087617][ T32] r5:85ad1800 r4:8291a680 [ 1349.087653][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.087698][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.087741][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf95e08 [ 1349.087784][ T32] r4:00000000 [ 1349.087879][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1349.087943][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1349.087996][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.088065][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8533f740 [ 1349.088093][ T32] r4:00000000 [ 1349.088114][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.088159][ T32] r9:83018205 r8:85ad1800 r7:00000000 r6:83018200 r5:00001000 r4:7f345000 [ 1349.088192][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.088244][ T32] r5:00001000 r4:ece4b000 [ 1349.088265][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.088305][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.088347][ T32] r5:855ae38c r4:855ae000 [ 1349.088367][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.088412][ T32] r7:ddde2d80 r6:83018200 r5:855ae38c r4:8534fc00 [ 1349.088487][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.111860][ T32] r10:61c88647 r9:85ad1800 r8:8534fc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.111976][ T32] r4:8534fc00 [ 1349.112029][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.112154][ T32] r10:00000000 r9:8534fc00 r8:80287e08 r7:ecf89e60 r6:8534fc80 r5:85ad1800 [ 1349.112205][ T32] r4:00000001 [ 1349.112251][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.112332][ T32] Exception stack(0xecf95fb0 to 0xecf95ff8) [ 1349.112395][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.112455][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.112510][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.112579][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.112624][ T32] r4:8533f100 [ 1349.112915][ T32] INFO: task kworker/1:463:6529 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1349.112979][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.113099][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.113185][ T32] Call trace: [ 1349.113248][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1349.113303][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1349.113338][ T32] r4:00000000 [ 1349.113363][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 4 printk messages dropped ** [ 1349.113539][ T32] r5:800f0013 r4:80239bb0 ** 6 printk messages dropped ** [ 1349.113757][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 9 printk messages dropped ** [ 1349.114201][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 ** 8 printk messages dropped ** [ 1349.114623][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1349.115322][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1349.115911][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1349.116444][ T32] r9:83018205 r8:85ad2400 r7:00000000 r6:83018200 r5:00001000 r4:7f341000 ** 5 printk messages dropped ** [ 1349.116992][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 7 printk messages dropped ** [ 1349.117503][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1349.118026][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1349.118437][ T32] dd20: c6b80000 eb0cd000 00000001 80239b98 7f13f000 00000001 ** 7 printk messages dropped ** [ 1349.125964][ T32] r4:dfa0ddc0 ** 2 printk messages dropped ** [ 1349.126152][ T32] r4:00000000 [ 1349.126199][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.126294][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1349.126363][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.126462][ T32] r5:00001000 r4:e0053000 [ 1349.126511][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.126607][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.126708][ T32] r5:84af7b8c r4:84af7800 [ 1349.126775][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.126894][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1349.126947][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.127008][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.127059][ T32] r4:84864380 [ 1349.127085][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.127202][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1349.127271][ T32] r4:00000001 [ 1349.127364][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.127462][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1349.127539][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.127605][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.127672][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.127735][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.127785][ T32] r4:84867140 [ 1349.127837][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.127910][ T32] INFO: task kworker/1:465:6533 blocked for more than 475 seconds. [ 1349.127986][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 9 printk messages dropped ** [ 1349.146502][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 14 printk messages dropped ** [ 1349.147848][ T32] r5:855adf8c r4:855adc00 [ 1349.147909][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.148036][ T32] r7:ddde2d80 r6:83018200 r5:855adf8c r4:8534fe00 [ 1349.148106][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.148224][ T32] r10:61c88647 r9:85ad3000 r8:8534fe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.148274][ T32] r4:8534fe00 [ 1349.148319][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.148422][ T32] r10:00000000 r9:8534fe00 r8:80287e08 r7:ecf95e60 r6:8534fe80 r5:85ad3000 [ 1349.148549][ T32] r4:00000001 [ 1349.157077][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.157174][ T32] Exception stack(0xecfa1fb0 to 0xecfa1ff8) [ 1349.157249][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.157285][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.157337][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.157371][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.157414][ T32] r4:8533f440 [ 1349.157604][ T32] INFO: task kworker/1:465:6533 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1349.157657][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.157803][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.157873][ T32] Call trace: [ 1349.157968][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1349.158082][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1349.158140][ T32] r4:00000000 [ 1349.158195][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.158288][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1349.158356][ T32] dd20: c6e3c000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1349.158421][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1349.158541][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1349.163472][ T32] r5:800f0013 r4:80239bb0 [ 1349.163609][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.163801][ T32] r4:82ac21e4 [ 1349.163904][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 4 printk messages dropped ** [ 1349.164305][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1349.164935][ T32] r5:84af7b8c r4:84af7800 ** 5 printk messages dropped ** [ 1349.165386][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1349.165924][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1349.166487][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1349.167373][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecfade08 ** 5 printk messages dropped ** [ 1349.167851][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1349.168311][ T32] r5:855ae78c r4:855ae400 ** 1 printk messages dropped ** [ 1349.168382][ T32] r7:ddde2d80 r6:83018200 r5:855ae78c r4:8534ff00 ** 5 printk messages dropped ** [ 1349.187111][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1349.187498][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1349.192090][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1349.192416][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1349.192731][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 11 printk messages dropped ** [ 1349.193194][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1349.193475][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1349.193855][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 1349.194261][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1349.194471][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1349.194856][ T32] r5:855af38c r4:855af000 ** 3 printk messages dropped ** [ 1349.195146][ T32] r10:61c88647 r9:85ad4800 r8:8535b02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1349.195617][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1349.196274][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1349.196390][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 ** 9 printk messages dropped ** [ 1349.196722][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1349.196975][ T32] r5:84af7b8c r4:84af7800 ** 6 printk messages dropped ** [ 1349.197279][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 9 printk messages dropped ** [ 1349.197833][ T32] INFO: task kworker/1:468:6539 blocked for more than 475 seconds. ** 9 printk messages dropped ** [ 1349.217101][ T32] r5:85ad5400 r4:8291a680 [ 1349.217184][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.217275][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.217384][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecfcde08 [ 1349.217418][ T32] r4:00000000 [ 1349.217452][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1349.217534][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1349.217578][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.217641][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8533fa80 [ 1349.217673][ T32] r4:00000000 [ 1349.217756][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.217809][ T32] r9:83018205 r8:85ad5400 r7:00000000 r6:83018200 r5:00001000 r4:7f349000 [ 1349.217832][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.217878][ T32] r5:00001000 r4:ece69000 [ 1349.217898][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.217938][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.218003][ T32] r5:855aeb8c r4:855ae800 [ 1349.218050][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.218129][ T32] r7:ddde2d80 r6:83018200 r5:855aeb8c r4:8535b100 [ 1349.218176][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.218234][ T32] r10:61c88647 r9:85ad5400 r8:8535b12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.218257][ T32] r4:8535b100 [ 1349.218294][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.218344][ T32] r10:00000000 r9:8535b100 r8:80287e08 r7:ecfc1e60 r6:8535b180 r5:85ad5400 [ 1349.218388][ T32] r4:00000001 [ 1349.218412][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.231658][ T32] Exception stack(0xecfcdfb0 to 0xecfcdff8) [ 1349.231720][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.231751][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.231778][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.231825][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.231854][ T32] r4:8533f900 [ 1349.232109][ T32] INFO: task kworker/1:468:6539 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1349.232207][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.232422][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.232557][ T32] Call trace: [ 1349.232630][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1349.232764][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1349.232823][ T32] r4:00000000 [ 1349.232866][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.232981][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1349.233072][ T32] dd20: c792c000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1349.233139][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1349.233194][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1349.233246][ T32] r5:800f0013 r4:80239bb0 [ 1349.233309][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.233422][ T32] r4:82ac21e4 [ 1349.233480][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.233569][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1349.233621][ T32] r4:dfa0ddc0 [ 1349.233663][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.233771][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1349.233833][ T32] r4:00000000 [ 1349.233858][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.233912][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1349.233956][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.234003][ T32] r5:00001000 r4:e0053000 [ 1349.234025][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.234064][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.234107][ T32] r5:84af7b8c r4:84af7800 [ 1349.234127][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.234174][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1349.234217][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.234268][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.234334][ T32] r4:84864380 [ 1349.234377][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.234427][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1349.234560][ T32] r4:00000001 [ 1349.234589][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.234646][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1349.234702][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.234757][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.234788][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.234900][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.234931][ T32] r4:84867140 [ 1349.234954][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 1 printk messages dropped ** [ 1349.235070][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1349.235481][ T32] r4:85ad6000 ** 4 printk messages dropped ** [ 1349.235807][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecfe5e08 ** 10 printk messages dropped ** [ 1349.236331][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1349.236639][ T32] r10:61c88647 r9:85ad6000 r8:8535b22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1349.237052][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1349.237646][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) ** 5 printk messages dropped ** [ 1349.237963][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1349.238164][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 9 printk messages dropped ** [ 1349.248955][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 ** 7 printk messages dropped ** [ 1349.249599][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1349.249700][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.249774][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.249837][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.249914][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.249965][ T32] r4:84867140 [ 1349.250035][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.250102][ T32] INFO: task kworker/1:470:6544 blocked for more than 475 seconds. [ 1349.250167][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.250219][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.250264][ T32] task:kworker/1:470 state:D stack:0 pid:6544 tgid:6544 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.250371][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.250503][ T32] Call trace: [ 1349.250616][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1349.250812][ T32] r10:8291a684 r9:ecfd9d84 r8:00000002 r7:60000113 r6:ecfd9d8c r5:85ad6c00 [ 1349.250880][ T32] r4:85ad6c00 [ 1349.250954][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1349.251049][ T32] r5:85ad6c00 r4:8291a680 [ 1349.251103][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.251191][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.251321][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecfd9e08 [ 1349.251377][ T32] r4:00000000 [ 1349.251436][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1349.251523][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1349.251616][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.251703][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8535aac0 [ 1349.251766][ T32] r4:00000000 [ 1349.251842][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.251980][ T32] r9:83018205 r8:85ad6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f35d000 [ 1349.252041][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.252133][ T32] r5:00001000 r4:ececb000 [ 1349.252180][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.252263][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.252373][ T32] r5:855afb8c r4:855af800 [ 1349.252422][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.252528][ T32] r7:ddde2d80 r6:83018200 r5:855afb8c r4:8535b300 [ 1349.252596][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.252691][ T32] r10:61c88647 r9:85ad6c00 r8:8535b32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.252736][ T32] r4:8535b300 [ 1349.252797][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.252886][ T32] r10:00000000 r9:8535b300 r8:80287e08 r7:ecfc1e60 r6:8535b380 r5:85ad6c00 [ 1349.252992][ T32] r4:00000001 [ 1349.253053][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.253127][ T32] Exception stack(0xecfd9fb0 to 0xecfd9ff8) [ 1349.253216][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.253280][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.253336][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1349.254093][ T32] Call trace: ** 5 printk messages dropped ** [ 1349.254563][ T32] dd20: c792c000 eb0cd000 00000001 80239b98 7f13f000 00000001 ** 9 printk messages dropped ** [ 1349.255392][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 11 printk messages dropped ** [ 1349.256341][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1349.256997][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1349.257373][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1349.257730][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecff1e08 ** 10 printk messages dropped ** [ 1349.258087][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1349.258369][ T32] r10:61c88647 r9:85ad8000 r8:8535b42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1349.291212][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1349.292205][ T32] dd20: c82cf000 eb0cd000 00000001 80239b98 7f13f000 00000001 ** 9 printk messages dropped ** [ 1349.292916][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 9 printk messages dropped ** [ 1349.293651][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 ** 7 printk messages dropped ** [ 1349.294277][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) ** 7 printk messages dropped ** [ 1349.294915][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1349.295540][ T32] r4:85ad8c00 [ 1349.295584][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1349.295688][ T32] r5:85ad8c00 r4:8291a680 [ 1349.295804][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.295927][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.296019][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecffde08 [ 1349.296075][ T32] r4:00000000 [ 1349.296128][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1349.296201][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1349.296270][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.296375][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852db100 [ 1349.296435][ T32] r4:00000000 [ 1349.296479][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.296568][ T32] r9:83018205 r8:85ad8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f361000 [ 1349.296682][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.296805][ T32] r5:00001000 r4:eceef000 [ 1349.296907][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.296993][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.297079][ T32] r5:8566038c r4:85660000 [ 1349.297134][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.297229][ T32] r7:ddde2d80 r6:83018200 r5:8566038c r4:8535b500 [ 1349.297287][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.297440][ T32] r10:61c88647 r9:85ad8c00 r8:8535b52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.297501][ T32] r4:8535b500 [ 1349.297559][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.297658][ T32] r10:00000000 r9:8535b500 r8:80287e08 r7:ecfd9e60 r6:8535b580 r5:85ad8c00 [ 1349.297726][ T32] r4:00000001 [ 1349.297779][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.297863][ T32] Exception stack(0xecffdfb0 to 0xecffdff8) [ 1349.297925][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.297980][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.298011][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.298040][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.298073][ T32] r4:859f3040 [ 1349.298199][ T32] INFO: task kworker/1:472:6548 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1349.298235][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.298329][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.298374][ T32] Call trace: [ 1349.298527][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1349.312181][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1349.312274][ T32] r4:00000000 [ 1349.312334][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.312450][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1349.312521][ T32] dd20: c82cf000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1349.312585][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1349.312645][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1349.312720][ T32] r5:800f0013 r4:80239bb0 [ 1349.312790][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.312910][ T32] r4:82ac21e4 [ 1349.312964][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.313070][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1349.313196][ T32] r4:dfa0ddc0 [ 1349.313293][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.313395][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1349.313496][ T32] r4:00000000 [ 1349.313556][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.313665][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1349.313734][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.313888][ T32] r5:00001000 r4:e0053000 [ 1349.314114][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.314342][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.314489][ T32] r5:84af7b8c r4:84af7800 [ 1349.314654][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.314796][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1349.314878][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.314988][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.315033][ T32] r4:84864380 [ 1349.315120][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.315223][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1349.315314][ T32] r4:00000001 [ 1349.315363][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.315437][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1349.315490][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.315566][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.315649][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.315712][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.315814][ T32] r4:84867140 [ 1349.315869][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.315982][ T32] INFO: task kworker/1:473:6549 blocked for more than 475 seconds. [ 1349.316067][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.316123][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.316214][ T32] task:kworker/1:473 state:D stack:0 pid:6549 tgid:6549 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.316343][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.316457][ T32] Call trace: [ 1349.316576][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1349.316681][ T32] r10:8291a684 r9:ecfa5d84 r8:00000002 r7:60000013 r6:ecfa5d8c r5:85ad9800 [ 1349.316733][ T32] r4:85ad9800 [ 1349.316778][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) ** 6 printk messages dropped ** [ 1349.317396][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1349.318130][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1349.339837][ T32] r10:61c88647 r9:85ad9800 r8:8535b62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1349.340681][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1349.341993][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) ** 7 printk messages dropped ** [ 1349.342567][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 ** 10 printk messages dropped ** [ 1349.343060][ T32] r5:84af7b8c r4:84af7800 ** 5 printk messages dropped ** [ 1349.343267][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1349.343549][ T32] r4:84867140 ** 5 printk messages dropped ** [ 1349.343900][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1349.344161][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.344222][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.344297][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed015e08 [ 1349.344324][ T32] r4:00000000 [ 1349.344349][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1349.344384][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1349.344419][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.344480][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852db280 [ 1349.344505][ T32] r4:00000000 [ 1349.344525][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.344579][ T32] r9:83018205 r8:85adb000 r7:00000000 r6:83018200 r5:00001000 r4:7f363000 [ 1349.344604][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.344645][ T32] r5:00001000 r4:eceff000 [ 1349.344715][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.344783][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.344830][ T32] r5:8566078c r4:85660400 [ 1349.344850][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.344913][ T32] r7:ddde2d80 r6:83018200 r5:8566078c r4:8535b700 [ 1349.344944][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.345018][ T32] r10:61c88647 r9:85adb000 r8:8535b72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.345044][ T32] r4:8535b700 [ 1349.345064][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.345109][ T32] r10:00000000 r9:8535b700 r8:80287e08 r7:ecffde60 r6:8535b780 r5:85adb000 [ 1349.345131][ T32] r4:00000001 [ 1349.345151][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.345189][ T32] Exception stack(0xed015fb0 to 0xed015ff8) [ 1349.345217][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.345246][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.345273][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.345302][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.345324][ T32] r4:852db1c0 [ 1349.345454][ T32] INFO: task kworker/1:474:6551 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1349.345489][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.345625][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1349.345842][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1349.346059][ T32] r5:800f0013 r4:80239bb0 ** 6 printk messages dropped ** [ 1349.346437][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1349.346460][ T32] r4:00000000 [ 1349.346481][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.346525][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1349.346561][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.346606][ T32] r5:00001000 r4:e0053000 [ 1349.346627][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.346666][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.346708][ T32] r5:84af7b8c r4:84af7800 [ 1349.346728][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.346823][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1349.346847][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.346894][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.346989][ T32] r4:84864380 [ 1349.347055][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.347112][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1349.347153][ T32] r4:00000001 [ 1349.347198][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.347244][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1349.347278][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.347317][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.347347][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.347376][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.347423][ T32] r4:84867140 [ 1349.347446][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.347494][ T32] INFO: task kworker/1:475:6553 blocked for more than 475 seconds. [ 1349.347538][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.347578][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.347603][ T32] task:kworker/1:475 state:D stack:0 pid:6553 tgid:6553 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.347681][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.347748][ T32] Call trace: [ 1349.347788][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1349.347848][ T32] r10:8291a684 r9:ed021d84 r8:00000002 r7:60000113 r6:ed021d8c r5:85adbc00 [ 1349.347912][ T32] r4:85adbc00 [ 1349.347942][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1349.347986][ T32] r5:85adbc00 r4:8291a680 [ 1349.348043][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1349.348157][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1349.348332][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1349.376756][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1349.377010][ T32] r10:61c88647 r9:85adbc00 r8:8535b82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1349.377425][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1349.378129][ T32] Call trace: ** 5 printk messages dropped ** [ 1349.384584][ T32] dd20: c8c18000 eb0cd000 00000001 80239b98 7f13f000 00000001 ** 9 printk messages dropped ** [ 1349.385066][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 9 printk messages dropped ** [ 1349.385699][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 ** 8 printk messages dropped ** [ 1349.386050][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1349.386495][ T32] task:kworker/1:476 state:D stack:0 pid:6555 tgid:6555 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1349.387071][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1349.387418][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1349.387798][ T32] r5:8566138c r4:85661000 ** 3 printk messages dropped ** [ 1349.387951][ T32] r10:61c88647 r9:85ada400 r8:8535b92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1349.388267][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1349.401654][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1349.401930][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1349.402314][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 9 printk messages dropped ** [ 1349.403179][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 ** 5 printk messages dropped ** [ 1349.403433][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1349.403695][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1349.404257][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 1349.404770][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1349.404828][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.404875][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852db940 [ 1349.404974][ T32] r4:00000000 [ 1349.405001][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.405047][ T32] r9:83018205 r8:85ade000 r7:00000000 r6:83018200 r5:00001000 r4:7f36d000 [ 1349.405068][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.405133][ T32] r5:00001000 r4:ecf81000 [ 1349.405157][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.405197][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.405241][ T32] r5:85660f8c r4:85660c00 [ 1349.405262][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.405308][ T32] r7:ddde2d80 r6:83018200 r5:85660f8c r4:8535ba00 [ 1349.405366][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.405431][ T32] r10:61c88647 r9:85ade000 r8:8535ba2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.405530][ T32] r4:8535ba00 [ 1349.405554][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.405599][ T32] r10:00000000 r9:8535ba00 r8:80287e08 r7:ed039e60 r6:8535ba80 r5:85ade000 [ 1349.405645][ T32] r4:00000001 [ 1349.405668][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.405729][ T32] Exception stack(0xed05dfb0 to 0xed05dff8) [ 1349.405789][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.405849][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.405880][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.405910][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.405934][ T32] r4:852db740 [ 1349.406075][ T32] INFO: task kworker/1:477:6560 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1349.406107][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.406209][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.406257][ T32] Call trace: [ 1349.406341][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1349.406394][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1349.406418][ T32] r4:00000000 [ 1349.406438][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.406510][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1349.406566][ T32] dd20: c8eb4000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1349.406599][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1349.406653][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1349.406681][ T32] r5:800f0013 r4:80239bb0 [ 1349.406723][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.406848][ T32] r4:82ac21e4 [ 1349.406880][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.406990][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1349.407044][ T32] r4:dfa0ddc0 [ 1349.407073][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.407142][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1349.407193][ T32] r4:00000000 [ 1349.407217][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.407287][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1349.407314][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.407458][ T32] r5:00001000 r4:e0053000 [ 1349.407508][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.407553][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.407616][ T32] r5:84af7b8c r4:84af7800 [ 1349.407637][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.407734][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1349.407760][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.407808][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.407872][ T32] r4:84864380 [ 1349.407896][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.407943][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1349.407971][ T32] r4:00000001 [ 1349.407991][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.408026][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1349.408052][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.408099][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.408141][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.408173][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.408195][ T32] r4:84867140 [ 1349.408240][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.408294][ T32] INFO: task kworker/1:478:6561 blocked for more than 475 seconds. [ 1349.408327][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.408352][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.408373][ T32] task:kworker/1:478 state:D stack:0 pid:6561 tgid:6561 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1349.431501][ T32] r4:85add400 ** 4 printk messages dropped ** [ 1349.431689][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed069e08 ** 9 printk messages dropped ** [ 1349.432577][ T32] r5:00001000 r4:dfc55000 ** 2 printk messages dropped ** [ 1349.432772][ T32] r5:85661f8c r4:85661c00 ** 4 printk messages dropped ** [ 1349.433059][ T32] r4:8535bb00 ** 3 printk messages dropped ** [ 1349.433261][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1349.433960][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1349.434321][ T32] dd20: c9161000 eb0cd000 00000001 80239b98 7f13f000 00000001 ** 9 printk messages dropped ** [ 1349.434941][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 6 printk messages dropped ** [ 1349.435402][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.435446][ T32] r5:84af7b8c r4:84af7800 [ 1349.435478][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.435577][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1349.435652][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.435752][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.435783][ T32] r4:84864380 [ 1349.435804][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.435852][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1349.435900][ T32] r4:00000001 [ 1349.435929][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.435970][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1349.435998][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.436028][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.436054][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.436083][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.436105][ T32] r4:84867140 [ 1349.436125][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.436176][ T32] INFO: task kworker/1:479:6563 blocked for more than 475 seconds. [ 1349.436214][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.436240][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.436263][ T32] task:kworker/1:479 state:D stack:0 pid:6563 tgid:6563 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.436338][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.436413][ T32] Call trace: [ 1349.436505][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1349.436558][ T32] r10:8291a684 r9:ed051d84 r8:00000002 r7:60000013 r6:ed051d8c r5:85adc800 [ 1349.436581][ T32] r4:85adc800 [ 1349.436601][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1349.436659][ T32] r5:85adc800 r4:8291a680 [ 1349.436683][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.436746][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.436792][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed051e08 [ 1349.436814][ T32] r4:00000000 [ 1349.436834][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1349.436868][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1349.436933][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.436985][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852dbe00 [ 1349.437009][ T32] r4:00000000 [ 1349.437031][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.437075][ T32] r9:83018205 r8:85adc800 r7:00000000 r6:83018200 r5:00001000 r4:7f371000 [ 1349.437097][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.437150][ T32] r5:00001000 r4:ecfc9000 [ 1349.437187][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.437243][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.437289][ T32] r5:8566178c r4:85661400 [ 1349.437310][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.437378][ T32] r7:ddde2d80 r6:83018200 r5:8566178c r4:8535bc00 [ 1349.437411][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.437458][ T32] r10:61c88647 r9:85adc800 r8:8535bc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.437554][ T32] r4:8535bc00 [ 1349.437728][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.437797][ T32] r10:00000000 r9:8535bc00 r8:80287e08 r7:ed069e60 r6:8535bc80 r5:85adc800 [ 1349.437841][ T32] r4:00000001 [ 1349.437866][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.437924][ T32] Exception stack(0xed051fb0 to 0xed051ff8) [ 1349.437967][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.438024][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.438144][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.438178][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.438203][ T32] r4:852db780 [ 1349.438323][ T32] INFO: task kworker/1:479:6563 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1349.438412][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.453271][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.453341][ T32] Call trace: [ 1349.453374][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1349.453454][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1349.453510][ T32] r4:00000000 [ 1349.453681][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 2 printk messages dropped ** [ 1349.453973][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 ** 11 printk messages dropped ** [ 1349.454440][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 ** 9 printk messages dropped ** [ 1349.455025][ T32] r4:84864380 ** 5 printk messages dropped ** [ 1349.455352][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1349.455796][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1349.456360][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 11 printk messages dropped ** [ 1349.456996][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1349.457246][ T32] r10:61c88647 r9:85ae1800 r8:8535bd2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1349.457734][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1349.477167][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) ** 7 printk messages dropped ** [ 1349.477453][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1349.477517][ T32] r4:dfa0ddc0 [ 1349.477566][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.477620][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1349.477754][ T32] r4:00000000 [ 1349.477784][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.477870][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1349.477909][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.477957][ T32] r5:00001000 r4:e0053000 [ 1349.477983][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.478023][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.478066][ T32] r5:84af7b8c r4:84af7800 [ 1349.478086][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.478183][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1349.478209][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.478259][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.478327][ T32] r4:84864380 [ 1349.478357][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.478431][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1349.483556][ T32] r4:00000001 [ 1349.483639][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.483700][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1349.483732][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.483761][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.483800][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.483854][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.483905][ T32] r4:84867140 [ 1349.484008][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.484066][ T32] INFO: task kworker/1:481:6570 blocked for more than 475 seconds. [ 1349.484104][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.484132][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.484184][ T32] task:kworker/1:481 state:D stack:0 pid:6570 tgid:6570 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.484255][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.484321][ T32] Call trace: [ 1349.484420][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1349.484475][ T32] r10:8291a684 r9:ed0fdd84 r8:00000002 r7:60000013 r6:ed0fdd8c r5:85ae0c00 [ 1349.484500][ T32] r4:85ae0c00 [ 1349.484545][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1349.484593][ T32] r5:85ae0c00 r4:8291a680 [ 1349.484615][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.484679][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.484775][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed0fde08 [ 1349.484802][ T32] r4:00000000 [ 1349.484832][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) ** 2 printk messages dropped ** [ 1349.484998][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853ba500 ** 7 printk messages dropped ** [ 1349.485418][ T32] r5:8566238c r4:85662000 ** 5 printk messages dropped ** [ 1349.485706][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1349.486602][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1349.487058][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 8 printk messages dropped ** [ 1349.487308][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1349.487846][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 ** 5 printk messages dropped ** [ 1349.488090][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1349.488337][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1349.506591][ T32] Call trace: ** 6 printk messages dropped ** [ 1349.506999][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1349.507483][ T32] r9:83018205 r8:85ae2400 r7:00000000 r6:83018200 r5:00001000 r4:7f2e1000 [ 1349.507506][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.507602][ T32] r5:00001000 r4:ec6c9000 [ 1349.507679][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.507731][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.507775][ T32] r5:8566278c r4:85662400 [ 1349.507796][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.507843][ T32] r7:ddde2d80 r6:83018200 r5:8566278c r4:8535bf00 [ 1349.507865][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.507912][ T32] r10:61c88647 r9:85ae2400 r8:8535bf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.507934][ T32] r4:8535bf00 [ 1349.507953][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.508006][ T32] r10:00000000 r9:8535bf00 r8:80287e08 r7:ed0fde60 r6:8535bf80 r5:85ae2400 [ 1349.508028][ T32] r4:00000001 [ 1349.508129][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.508267][ T32] Exception stack(0xed0f9fb0 to 0xed0f9ff8) [ 1349.508319][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.508405][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.510794][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.510868][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.510894][ T32] r4:853ba380 [ 1349.511071][ T32] INFO: task kworker/1:482:6573 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1349.511136][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.511318][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.511436][ T32] Call trace: [ 1349.511524][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1349.511578][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1349.511602][ T32] r4:00000000 [ 1349.511646][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.511694][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1349.511724][ T32] dd20: c9a16000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1349.511823][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1349.511853][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1349.511878][ T32] r5:800f0013 r4:80239bb0 [ 1349.511926][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 5 printk messages dropped ** [ 1349.512189][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 11 printk messages dropped ** [ 1349.512792][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1349.513160][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.513239][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.513347][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.513374][ T32] r4:84867140 [ 1349.513469][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.513526][ T32] INFO: task kworker/1:483:6574 blocked for more than 476 seconds. [ 1349.513565][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.513591][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.513612][ T32] task:kworker/1:483 state:D stack:0 pid:6574 tgid:6574 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.513683][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.513725][ T32] Call trace: [ 1349.513761][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1349.513809][ T32] r10:8291a684 r9:ed02dd84 r8:00000002 r7:60000013 r6:ed02dd8c r5:85ae3000 [ 1349.513832][ T32] r4:85ae3000 [ 1349.513853][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1349.513895][ T32] r5:85ae3000 r4:8291a680 [ 1349.513915][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.513954][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.514009][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed02de08 [ 1349.514058][ T32] r4:00000000 [ 1349.514082][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1349.514118][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1349.514278][ T32] r9:83018205 r8:85ae3000 r7:00000000 r6:83018200 r5:00001000 r4:7f2e3000 ** 6 printk messages dropped ** [ 1349.514589][ T32] r7:ddde2d80 r6:83018200 r5:85662b8c r4:8535c000 ** 7 printk messages dropped ** [ 1349.514934][ T32] Exception stack(0xed02dfb0 to 0xed02dff8) ** 7 printk messages dropped ** [ 1349.515392][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1349.515794][ T32] dd20: c9a16000 eb0cd000 00000001 80239b98 7f13f000 00000001 ** 7 printk messages dropped ** [ 1349.516422][ T32] r4:dfa0ddc0 ** 4 printk messages dropped ** [ 1349.516601][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 ** 11 printk messages dropped ** [ 1349.517240][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 2 printk messages dropped ** [ 1349.517319][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1349.517353][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.517383][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.517436][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.517474][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.517499][ T32] r4:84867140 [ 1349.517520][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.517578][ T32] INFO: task kworker/1:484:6576 blocked for more than 476 seconds. [ 1349.517612][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.517637][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.517659][ T32] task:kworker/1:484 state:D stack:0 pid:6576 tgid:6576 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.517739][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.517783][ T32] Call trace: [ 1349.517841][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1349.517893][ T32] r10:8291a684 r9:ed101d84 r8:00000002 r7:60000113 r6:ed101d8c r5:85ae3c00 [ 1349.517917][ T32] r4:85ae3c00 [ 1349.518031][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1349.518160][ T32] r5:85ae3c00 r4:8291a680 [ 1349.518195][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.518255][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.518309][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed101e08 [ 1349.518436][ T32] r4:00000000 [ 1349.537254][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1349.537405][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1349.537464][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.537515][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853ba900 ** 7 printk messages dropped ** [ 1349.537792][ T32] r5:85662f8c r4:85662c00 ** 1 printk messages dropped ** [ 1349.537880][ T32] r7:ddde2d80 r6:83018200 r5:85662f8c r4:8535c100 ** 4 printk messages dropped ** [ 1349.538071][ T32] r10:00000000 r9:8535c100 r8:80287e08 r7:ed02de60 r6:8535c180 r5:85ae3c00 ** 10 printk messages dropped ** [ 1349.549145][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1349.549436][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) ** 5 printk messages dropped ** [ 1349.549630][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1349.549829][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1349.550100][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1349.550480][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 9 printk messages dropped ** [ 1349.550965][ T32] INFO: task kworker/1:485:6578 blocked for more than 476 seconds. ** 9 printk messages dropped ** [ 1349.551430][ T32] r5:85ae4800 r4:8291a680 ** 6 printk messages dropped ** [ 1349.551748][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1349.552146][ T32] r5:8566338c r4:85663000 ** 3 printk messages dropped ** [ 1349.552354][ T32] r10:61c88647 r9:85ae4800 r8:8535c22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1349.552709][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.552748][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.552791][ T32] r4:853ba980 [ 1349.552899][ T32] INFO: task kworker/1:485:6578 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1349.552936][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.553025][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.553173][ T32] Call trace: [ 1349.553230][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1349.553306][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1349.553365][ T32] r4:00000000 [ 1349.553487][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.553542][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1349.553577][ T32] dd20: c9eeb000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1349.553607][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1349.553633][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1349.553657][ T32] r5:800f0013 r4:80239bb0 [ 1349.553678][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.553829][ T32] r4:82ac21e4 [ 1349.553854][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.553897][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1349.553920][ T32] r4:dfa0ddc0 [ 1349.553939][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.553996][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1349.554023][ T32] r4:00000000 [ 1349.554043][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.554118][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1349.554150][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.554193][ T32] r5:00001000 r4:e0053000 [ 1349.554214][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.554253][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.554352][ T32] r5:84af7b8c r4:84af7800 [ 1349.554514][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.554639][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1349.554688][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.554762][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.554787][ T32] r4:84864380 [ 1349.554832][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.554889][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1349.554913][ T32] r4:00000001 [ 1349.554951][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.555041][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1349.555080][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.555109][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.555139][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.555189][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.555216][ T32] r4:84867140 [ 1349.555261][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.555380][ T32] INFO: task kworker/1:486:6580 blocked for more than 476 seconds. [ 1349.555413][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.555437][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.555507][ T32] task:kworker/1:486 state:D stack:0 pid:6580 tgid:6580 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.555588][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.555665][ T32] Call trace: [ 1349.555719][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1349.555770][ T32] r10:8291a684 r9:ed009d84 r8:00000002 r7:60000113 r6:ed009d8c r5:85ae5400 ** 2 printk messages dropped ** [ 1349.555879][ T32] r5:85ae5400 r4:8291a680 ** 2 printk messages dropped ** [ 1349.555997][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed009e08 ** 4 printk messages dropped ** [ 1349.556182][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853bac00 ** 5 printk messages dropped ** [ 1349.556417][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1349.556498][ T32] r5:8566378c r4:85663400 ** 4 printk messages dropped ** [ 1349.556699][ T32] r4:8535c300 ** 3 printk messages dropped ** [ 1349.556903][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1349.557508][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1349.557941][ T32] dd20: c9eeb000 eb0cd000 00000001 80239b98 7f13f000 00000001 ** 9 printk messages dropped ** [ 1349.581067][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 7 printk messages dropped ** [ 1349.581523][ T32] r5:84af7b8c r4:84af7800 [ 1349.581548][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.581596][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1349.581618][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.581663][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.581686][ T32] r4:84864380 [ 1349.581707][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.581764][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1349.581828][ T32] r4:00000001 [ 1349.581853][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.581894][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1349.581924][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.581954][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.582005][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.582087][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.582117][ T32] r4:84867140 [ 1349.582142][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.582171][ T32] INFO: task kworker/1:487:6582 blocked for more than 476 seconds. [ 1349.582229][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.582394][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.582426][ T32] task:kworker/1:487 state:D stack:0 pid:6582 tgid:6582 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.582486][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.582555][ T32] Call trace: [ 1349.582616][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1349.582689][ T32] r10:8291a684 r9:ed109d84 r8:00000002 r7:60000113 r6:ed109d8c r5:85ae6000 [ 1349.582754][ T32] r4:85ae6000 [ 1349.582832][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1349.582884][ T32] r5:85ae6000 r4:8291a680 [ 1349.582906][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.582947][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.582988][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed109e08 [ 1349.583011][ T32] r4:00000000 [ 1349.583030][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1349.583114][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1349.583154][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.583212][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853bae00 [ 1349.583372][ T32] r4:00000000 [ 1349.583397][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.583442][ T32] r9:83018205 r8:85ae6000 r7:00000000 r6:83018200 r5:00001000 r4:7f37b000 [ 1349.583463][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.583519][ T32] r5:00001000 r4:ec905000 [ 1349.583542][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.583581][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.583627][ T32] r5:85663b8c r4:85663800 [ 1349.583721][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.583796][ T32] r7:ddde2d80 r6:83018200 r5:85663b8c r4:8535c400 [ 1349.583819][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.583892][ T32] r10:61c88647 r9:85ae6000 r8:8535c42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.583947][ T32] r4:8535c400 [ 1349.583971][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.584044][ T32] r10:00000000 r9:8535c400 r8:80287e08 r7:ed009e60 r6:8535c480 r5:85ae6000 ** 2 printk messages dropped ** [ 1349.584155][ T32] Exception stack(0xed109fb0 to 0xed109ff8) ** 4 printk messages dropped ** [ 1349.584395][ T32] r4:853baa80 ** 5 printk messages dropped ** [ 1349.584877][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 ** 8 printk messages dropped ** [ 1349.585336][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1349.585543][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 7 printk messages dropped ** [ 1349.585858][ T32] r5:84af7b8c r4:84af7800 ** 6 printk messages dropped ** [ 1349.586263][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 4 printk messages dropped ** [ 1349.586521][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1349.586719][ T32] INFO: task kworker/1:488:6584 blocked for more than 476 seconds. ** 3 printk messages dropped ** [ 1349.587000][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1349.587480][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 11 printk messages dropped ** [ 1349.588219][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1349.605771][ T32] r4:8535c500 ** 4 printk messages dropped ** [ 1349.605974][ T32] Exception stack(0xed10dfb0 to 0xed10dff8) ** 4 printk messages dropped ** [ 1349.606169][ T32] r4:853bac80 ** 5 printk messages dropped ** [ 1349.606698][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 ** 10 printk messages dropped ** [ 1349.607271][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1349.607294][ T32] r4:dfa0ddc0 [ 1349.607318][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.607363][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1349.607409][ T32] r4:00000000 [ 1349.607463][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.607568][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1349.607602][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.607661][ T32] r5:00001000 r4:e0053000 [ 1349.607714][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.607760][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.607851][ T32] r5:84af7b8c r4:84af7800 [ 1349.607882][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.607979][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1349.608011][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.608059][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.608107][ T32] r4:84864380 [ 1349.608131][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.608178][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1349.608201][ T32] r4:00000001 [ 1349.608221][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.608256][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1349.608286][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.608317][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.608345][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.608373][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.608398][ T32] r4:84867140 [ 1349.608469][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.619096][ T32] INFO: task kworker/1:489:6586 blocked for more than 476 seconds. [ 1349.619157][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.619185][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.619208][ T32] task:kworker/1:489 state:D stack:0 pid:6586 tgid:6586 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.619284][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.619372][ T32] Call trace: [ 1349.619575][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1349.619634][ T32] r10:8291a684 r9:ed111d84 r8:00000002 r7:60000113 r6:ed111d8c r5:85ae0000 [ 1349.619673][ T32] r4:85ae0000 [ 1349.619748][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1349.619804][ T32] r5:85ae0000 r4:8291a680 [ 1349.619825][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.619865][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.619907][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed111e08 [ 1349.619956][ T32] r4:00000000 [ 1349.619986][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1349.620032][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1349.620074][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.620140][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852dbd00 [ 1349.620193][ T32] r4:00000000 [ 1349.620241][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.620316][ T32] r9:83018205 r8:85ae0000 r7:00000000 r6:83018200 r5:00001000 r4:7f37f000 [ 1349.620366][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.620423][ T32] r5:00001000 r4:ec997000 [ 1349.620447][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.620487][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.620529][ T32] r5:8562838c r4:85628000 [ 1349.620565][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.620621][ T32] r7:ddde2d80 r6:83018200 r5:8562838c r4:8535c600 [ 1349.620645][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.620691][ T32] r10:61c88647 r9:85ae0000 r8:8535c62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.620744][ T32] r4:8535c600 [ 1349.620770][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.620817][ T32] r10:00000000 r9:8535c600 r8:80287e08 r7:ed10de60 r6:8535c680 r5:85ae0000 [ 1349.620841][ T32] r4:00000001 [ 1349.620861][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.620947][ T32] Exception stack(0xed111fb0 to 0xed111ff8) [ 1349.621004][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.621041][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.621118][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.621156][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.621203][ T32] r4:853badc0 [ 1349.621371][ T32] INFO: task kworker/1:489:6586 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1349.621404][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.621479][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.621573][ T32] Call trace: [ 1349.621604][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1349.621683][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1349.621772][ T32] r4:00000000 [ 1349.621822][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.621867][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1349.622029][ T32] dd20: ca673000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1349.622068][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1349.622096][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1349.622125][ T32] r5:800f0013 r4:80239bb0 [ 1349.622146][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.622186][ T32] r4:82ac21e4 [ 1349.622206][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.622311][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1349.622344][ T32] r4:dfa0ddc0 [ 1349.622364][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.622432][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1349.622508][ T32] r4:00000000 [ 1349.622537][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.622582][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 ** 3 printk messages dropped ** [ 1349.622810][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1349.623041][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1349.623296][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) ** 2 printk messages dropped ** [ 1349.623417][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1349.623614][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.623669][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.623694][ T32] task:kworker/1:490 state:D stack:0 pid:6589 tgid:6589 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.623745][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.623786][ T32] Call trace: [ 1349.623816][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1349.623888][ T32] r10:8291a684 r9:ed115d84 r8:00000002 r7:60000013 r6:ed115d8c r5:85adec00 [ 1349.623915][ T32] r4:85adec00 [ 1349.623956][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1349.624008][ T32] r5:85adec00 r4:8291a680 [ 1349.624053][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.624095][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.624185][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed115e08 [ 1349.624212][ T32] r4:00000000 [ 1349.624232][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1349.624283][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1349.624346][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.624391][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853ba0c0 [ 1349.624449][ T32] r4:00000000 [ 1349.624473][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.624518][ T32] r9:83018205 r8:85adec00 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1349.624563][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.624618][ T32] r5:00001000 r4:ecc13000 [ 1349.624688][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.624760][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.624818][ T32] r5:8562878c r4:85628400 [ 1349.624866][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.624942][ T32] r7:ddde2d80 r6:83018200 r5:8562878c r4:8535c700 [ 1349.624990][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.625040][ T32] r10:61c88647 r9:85adec00 r8:8535c72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.625063][ T32] r4:8535c700 [ 1349.625083][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.625174][ T32] r10:00000000 r9:8535c700 r8:80287e08 r7:ed111e60 r6:8535c780 r5:85adec00 [ 1349.625208][ T32] r4:00000001 [ 1349.625275][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.625315][ T32] Exception stack(0xed115fb0 to 0xed115ff8) [ 1349.625342][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.625371][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.625399][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.625452][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.625482][ T32] r4:853baec0 [ 1349.625584][ T32] INFO: task kworker/1:490:6589 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1349.625617][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.625727][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.625775][ T32] Call trace: [ 1349.625830][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1349.625886][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1349.625909][ T32] r4:00000000 [ 1349.626018][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 3 printk messages dropped ** [ 1349.626175][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1349.626536][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 9 printk messages dropped ** [ 1349.626975][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 ** 5 printk messages dropped ** [ 1349.627239][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1349.627484][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1349.627671][ T32] INFO: task kworker/1:491:6590 blocked for more than 476 seconds. ** 6 printk messages dropped ** [ 1349.627966][ T32] r10:8291a684 r9:ed119d84 r8:00000002 r7:60000113 r6:ed119d8c r5:85ae8000 ** 9 printk messages dropped ** [ 1349.628380][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1349.662077][ T32] r5:85628b8c r4:85628800 ** 3 printk messages dropped ** [ 1349.662230][ T32] r10:61c88647 r9:85ae8000 r8:8535c82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1349.662512][ T32] Exception stack(0xed119fb0 to 0xed119ff8) ** 7 printk messages dropped ** [ 1349.663110][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1349.663390][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) ** 2 printk messages dropped ** [ 1349.663551][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1349.663581][ T32] r5:800f0013 r4:80239bb0 [ 1349.663603][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.663646][ T32] r4:82ac21e4 [ 1349.663667][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.663764][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1349.663798][ T32] r4:dfa0ddc0 [ 1349.663818][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.663860][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1349.663918][ T32] r4:00000000 [ 1349.663942][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.664037][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1349.664063][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.664115][ T32] r5:00001000 r4:e0053000 [ 1349.664162][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.664208][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.664251][ T32] r5:84af7b8c r4:84af7800 [ 1349.664271][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.664319][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1349.664340][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.664435][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.664469][ T32] r4:84864380 [ 1349.664489][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.664536][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1349.664559][ T32] r4:00000001 [ 1349.664603][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.664677][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1349.664784][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.664818][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.664856][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.664889][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.664912][ T32] r4:84867140 [ 1349.665005][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.665039][ T32] INFO: task kworker/1:492:6592 blocked for more than 476 seconds. [ 1349.665115][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.665186][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.665217][ T32] task:kworker/1:492 state:D stack:0 pid:6592 tgid:6592 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.665292][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.665351][ T32] Call trace: [ 1349.665434][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1349.665495][ T32] r10:8291a684 r9:ed11dd84 r8:00000002 r7:60000013 r6:ed11dd8c r5:85ae8c00 [ 1349.665550][ T32] r4:85ae8c00 [ 1349.665581][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1349.665642][ T32] r5:85ae8c00 r4:8291a680 [ 1349.665666][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.665706][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.665754][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed11de08 [ 1349.665777][ T32] r4:00000000 [ 1349.665796][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1349.665860][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1349.665950][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.666002][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853494c0 [ 1349.666049][ T32] r4:00000000 [ 1349.666074][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.666121][ T32] r9:83018205 r8:85ae8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f387000 [ 1349.666144][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.666186][ T32] r5:00001000 r4:ecd4b000 [ 1349.666230][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.666274][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.666317][ T32] r5:8562938c r4:85629000 [ 1349.666361][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.666418][ T32] r7:ddde2d80 r6:83018200 r5:8562938c r4:8535c900 [ 1349.666440][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.666511][ T32] r10:61c88647 r9:85ae8c00 r8:8535c92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.666538][ T32] r4:8535c900 [ 1349.666558][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.666604][ T32] r10:00000000 r9:8535c900 r8:80287e08 r7:ed119e60 r6:8535c980 r5:85ae8c00 [ 1349.666652][ T32] r4:00000001 [ 1349.666679][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.666721][ T32] Exception stack(0xed11dfb0 to 0xed11dff8) ** 4 printk messages dropped ** [ 1349.666927][ T32] r4:85349100 [ 1349.667043][ T32] INFO: task kworker/1:492:6592 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1349.667078][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.667151][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.667205][ T32] Call trace: [ 1349.667369][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1349.667497][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1349.667536][ T32] r4:00000000 [ 1349.667557][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.667599][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1349.667631][ T32] dd20: cad46000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1349.667700][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1349.667769][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1349.667805][ T32] r5:800f0013 r4:80239bb0 [ 1349.667832][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.667895][ T32] r4:82ac21e4 [ 1349.667927][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.667987][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1349.668012][ T32] r4:dfa0ddc0 [ 1349.668032][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.668073][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1349.668095][ T32] r4:00000000 [ 1349.668114][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.668160][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1349.668182][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.668223][ T32] r5:00001000 r4:e0053000 [ 1349.668261][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.668305][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.668350][ T32] r5:84af7b8c r4:84af7800 [ 1349.668372][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.668468][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1349.680401][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.680605][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.680643][ T32] r4:84864380 [ 1349.680692][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.680765][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1349.680793][ T32] r4:00000001 [ 1349.680837][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.680882][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1349.680917][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.680948][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.680975][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.681004][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.681054][ T32] r4:84867140 [ 1349.681106][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.681189][ T32] INFO: task kworker/1:493:6594 blocked for more than 476 seconds. [ 1349.681251][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.681303][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.681354][ T32] task:kworker/1:493 state:D stack:0 pid:6594 tgid:6594 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.681426][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.681529][ T32] Call trace: [ 1349.681594][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) ** 2 printk messages dropped ** [ 1349.681824][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) ** 8 printk messages dropped ** [ 1349.682265][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85349340 ** 2 printk messages dropped ** [ 1349.682407][ T32] r9:83018205 r8:85ae9800 r7:00000000 r6:83018200 r5:00001000 r4:7f385000 [ 1349.682434][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.682480][ T32] r5:00001000 r4:ecc99000 [ 1349.682501][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.682542][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.682583][ T32] r5:85628f8c r4:85628c00 [ 1349.682628][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.682703][ T32] r7:ddde2d80 r6:83018200 r5:85628f8c r4:8535ca00 [ 1349.682761][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.682820][ T32] r10:61c88647 r9:85ae9800 r8:8535ca2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.682877][ T32] r4:8535ca00 [ 1349.682900][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.682945][ T32] r10:00000000 r9:8535ca00 r8:80287e08 r7:ed11de60 r6:8535ca80 r5:85ae9800 [ 1349.682969][ T32] r4:00000001 [ 1349.682990][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.683053][ T32] Exception stack(0xed121fb0 to 0xed121ff8) [ 1349.683084][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.683112][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.683139][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.683167][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.683214][ T32] r4:85349280 [ 1349.683382][ T32] INFO: task kworker/1:493:6594 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1349.683415][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.683509][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.683721][ T32] Call trace: [ 1349.683790][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1349.683872][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1349.683900][ T32] r4:00000000 [ 1349.683921][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.683962][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1349.683990][ T32] dd20: cad46000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1349.684043][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1349.684080][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1349.684104][ T32] r5:800f0013 r4:80239bb0 [ 1349.684125][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.684245][ T32] r4:82ac21e4 [ 1349.684275][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.684347][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1349.684374][ T32] r4:dfa0ddc0 [ 1349.684394][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.684436][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1349.684483][ T32] r4:00000000 [ 1349.684531][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.684580][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1349.684602][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.684646][ T32] r5:00001000 r4:e0053000 [ 1349.684666][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.684721][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1349.684921][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 ** 4 printk messages dropped ** [ 1349.685212][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 2 printk messages dropped ** [ 1349.685440][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) ** 1 printk messages dropped ** [ 1349.685514][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1349.685706][ T32] INFO: task kworker/1:494:6596 blocked for more than 476 seconds. ** 3 printk messages dropped ** [ 1349.685954][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1349.686289][ T32] r4:85aea400 ** 3 printk messages dropped ** [ 1349.686452][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1349.686728][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 3 printk messages dropped ** [ 1349.686918][ T32] r9:83018205 r8:85aea400 r7:00000000 r6:83018200 r5:00001000 r4:7f389000 ** 4 printk messages dropped ** [ 1349.687139][ T32] r5:8562978c r4:85629400 ** 1 printk messages dropped ** [ 1349.687212][ T32] r7:ddde2d80 r6:83018200 r5:8562978c r4:8535cb00 ** 2 printk messages dropped ** [ 1349.687304][ T32] r4:8535cb00 ** 1 printk messages dropped ** [ 1349.687367][ T32] r10:00000000 r9:8535cb00 r8:80287e08 r7:ed11de60 r6:8535cb80 r5:85aea400 ** 5 printk messages dropped ** [ 1349.687706][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1349.687849][ T32] r4:853495c0 ** 2 printk messages dropped ** [ 1349.688170][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1349.705493][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1349.705602][ T32] r4:00000000 [ 1349.705633][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.705699][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1349.705792][ T32] dd20: cb145000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1349.705841][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1349.705895][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1349.705985][ T32] r5:800f0013 r4:80239bb0 [ 1349.706018][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.706063][ T32] r4:82ac21e4 [ 1349.706108][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.706160][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1349.706183][ T32] r4:dfa0ddc0 [ 1349.706244][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.706297][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1349.706345][ T32] r4:00000000 [ 1349.706368][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.706415][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1349.706461][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.706511][ T32] r5:00001000 r4:e0053000 [ 1349.706578][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.706622][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.706666][ T32] r5:84af7b8c r4:84af7800 [ 1349.706687][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.706774][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1349.706815][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.706864][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.706886][ T32] r4:84864380 [ 1349.706906][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.706991][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1349.707119][ T32] r4:00000001 [ 1349.707193][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.707263][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1349.707294][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.707323][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.707349][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.707379][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.707401][ T32] r4:84867140 [ 1349.707425][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.707454][ T32] INFO: task kworker/1:495:6599 blocked for more than 476 seconds. [ 1349.707487][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.707513][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.707586][ T32] task:kworker/1:495 state:D stack:0 pid:6599 tgid:6599 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.707690][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.707777][ T32] Call trace: [ 1349.707811][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1349.707888][ T32] r10:8291a684 r9:ed129d84 r8:00000002 r7:60000113 r6:ed129d8c r5:85aeb000 [ 1349.707916][ T32] r4:85aeb000 [ 1349.707961][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1349.708008][ T32] r5:85aeb000 r4:8291a680 [ 1349.708028][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.708117][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.708163][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed129e08 [ 1349.708212][ T32] r4:00000000 [ 1349.708256][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1349.708296][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1349.708332][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.708420][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85349780 [ 1349.729104][ T32] r4:00000000 [ 1349.729212][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.729289][ T32] r9:83018205 r8:85aeb000 r7:00000000 r6:83018200 r5:00001000 r4:7f38b000 [ 1349.729316][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.729365][ T32] r5:00001000 r4:ecd87000 [ 1349.729408][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.729458][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.729504][ T32] r5:85629b8c r4:85629800 [ 1349.729525][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.729575][ T32] r7:ddde2d80 r6:83018200 r5:85629b8c r4:8535cc00 [ 1349.729597][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.729678][ T32] r10:61c88647 r9:85aeb000 r8:8535cc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.729706][ T32] r4:8535cc00 [ 1349.729770][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.729824][ T32] r10:00000000 r9:8535cc00 r8:80287e08 r7:ed125e60 r6:8535cc80 r5:85aeb000 [ 1349.729875][ T32] r4:00000001 [ 1349.729923][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.729974][ T32] Exception stack(0xed129fb0 to 0xed129ff8) [ 1349.730006][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.730037][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.730065][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.730096][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.730119][ T32] r4:85349480 [ 1349.730290][ T32] INFO: task kworker/1:495:6599 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1349.730326][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.730396][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.730612][ T32] Call trace: [ 1349.730648][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1349.730701][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 ** 3 printk messages dropped ** [ 1349.730882][ T32] dd20: cb5d2000 eb0cd000 00000001 80239b98 7f13f000 00000001 ** 9 printk messages dropped ** [ 1349.731592][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 5 printk messages dropped ** [ 1349.731787][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.731827][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.731869][ T32] r5:84af7b8c r4:84af7800 [ 1349.731889][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.731935][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1349.731982][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.732058][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.732084][ T32] r4:84864380 [ 1349.732141][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.732194][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1349.732218][ T32] r4:00000001 [ 1349.732276][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.732315][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1349.732343][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.732372][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.732473][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.732566][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.732600][ T32] r4:84867140 [ 1349.732622][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.732667][ T32] INFO: task kworker/1:496:6600 blocked for more than 476 seconds. [ 1349.732703][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.732788][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.732924][ T32] task:kworker/1:496 state:D stack:0 pid:6600 tgid:6600 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.733000][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.733059][ T32] Call trace: [ 1349.733122][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1349.733170][ T32] r10:8291a684 r9:ed12dd84 r8:00000002 r7:60000113 r6:ed12dd8c r5:85aebc00 ** 1 printk messages dropped ** [ 1349.733305][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) ** 8 printk messages dropped ** [ 1349.734057][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85349c00 ** 5 printk messages dropped ** [ 1349.734351][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.734441][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.734518][ T32] r5:8562a78c r4:8562a400 [ 1349.734569][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.734680][ T32] r7:ddde2d80 r6:83018200 r5:8562a78c r4:8535cd00 [ 1349.734770][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.734852][ T32] r10:61c88647 r9:85aebc00 r8:8535cd2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.734895][ T32] r4:8535cd00 [ 1349.734922][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.735029][ T32] r10:00000000 r9:8535cd00 r8:80287e08 r7:ed129e60 r6:8535cd80 r5:85aebc00 [ 1349.735068][ T32] r4:00000001 [ 1349.735092][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.735132][ T32] Exception stack(0xed12dfb0 to 0xed12dff8) [ 1349.735174][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.735209][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.735238][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.735269][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.735293][ T32] r4:85349540 [ 1349.735409][ T32] INFO: task kworker/1:496:6600 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1349.735516][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.735732][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.735813][ T32] Call trace: [ 1349.735891][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1349.735944][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1349.735998][ T32] r4:00000000 [ 1349.736221][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.736268][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1349.736298][ T32] dd20: cb5d2000 eb0cd000 00000001 80239b98 7f13f000 00000001 ** 6 printk messages dropped ** [ 1349.736601][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 ** 9 printk messages dropped ** [ 1349.736999][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1349.737501][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1349.737832][ T32] r4:84867140 ** 4 printk messages dropped ** [ 1349.738213][ T32] task:kworker/1:497 state:D stack:0 pid:6603 tgid:6603 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1349.753557][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1349.754086][ T32] r5:85629f8c r4:85629c00 ** 4 printk messages dropped ** [ 1349.754337][ T32] r4:8535ce00 ** 4 printk messages dropped ** [ 1349.754513][ T32] Exception stack(0xed131fb0 to 0xed131ff8) ** 7 printk messages dropped ** [ 1349.755354][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1349.755676][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) ** 5 printk messages dropped ** [ 1349.755992][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1349.756234][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1349.756465][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1349.757033][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 5 printk messages dropped ** [ 1349.757309][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1349.757504][ T32] task:kworker/1:498 state:D stack:0 pid:6604 tgid:6604 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1349.758177][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed139e08 ** 7 printk messages dropped ** [ 1349.773097][ T32] r9:83018205 r8:85aed400 r7:00000000 r6:83018200 r5:00001000 r4:7f38f000 ** 6 printk messages dropped ** [ 1349.773439][ T32] r7:ddde2d80 r6:83018200 r5:8562a38c r4:8535cf00 ** 4 printk messages dropped ** [ 1349.773756][ T32] r10:00000000 r9:8535cf00 r8:80287e08 r7:ed12de60 r6:8535cf80 r5:85aed400 ** 7 printk messages dropped ** [ 1349.774178][ T32] r4:85349880 [ 1349.774358][ T32] INFO: task kworker/1:498:6604 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1349.774394][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.774498][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.774732][ T32] Call trace: [ 1349.774903][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1349.775007][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1349.775084][ T32] r4:00000000 [ 1349.775117][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.775211][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1349.775245][ T32] dd20: cb803000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1349.775275][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1349.775326][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1349.775371][ T32] r5:800f0013 r4:80239bb0 [ 1349.775397][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.775489][ T32] r4:82ac21e4 [ 1349.775596][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.775650][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1349.775674][ T32] r4:dfa0ddc0 [ 1349.775718][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.775815][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1349.775849][ T32] r4:00000000 [ 1349.775920][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.775978][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1349.776001][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.776045][ T32] r5:00001000 r4:e0053000 [ 1349.776066][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.776156][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.776229][ T32] r5:84af7b8c r4:84af7800 [ 1349.776278][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.776379][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1349.776411][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.776533][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.776568][ T32] r4:84864380 [ 1349.776588][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.776635][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1349.776695][ T32] r4:00000001 [ 1349.776731][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.776773][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1349.776829][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.776863][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.776952][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.777087][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.777145][ T32] r4:84867140 [ 1349.777177][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.777232][ T32] INFO: task kworker/1:499:6607 blocked for more than 476 seconds. [ 1349.777276][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.777303][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.777325][ T32] task:kworker/1:499 state:D stack:0 pid:6607 tgid:6607 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.777373][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.777475][ T32] Call trace: [ 1349.777535][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) ** 2 printk messages dropped ** [ 1349.777690][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) ** 9 printk messages dropped ** [ 1349.778337][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1349.796134][ T32] r5:8562b78c r4:8562b400 ** 1 printk messages dropped ** [ 1349.796314][ T32] r7:ddde2d80 r6:83018200 r5:8562b78c r4:8558b000 ** 5 printk messages dropped ** [ 1349.796673][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1349.796866][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1349.797613][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) ** 7 printk messages dropped ** [ 1349.797969][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 ** 9 printk messages dropped ** [ 1349.798406][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1349.809632][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) ** 6 printk messages dropped ** [ 1349.810084][ T32] INFO: task kworker/1:500:6609 blocked for more than 476 seconds. ** 7 printk messages dropped ** [ 1349.810521][ T32] r4:85aeec00 ** 5 printk messages dropped ** [ 1349.810912][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1349.811147][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1349.811385][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1349.811621][ T32] r4:8558b100 ** 6 printk messages dropped ** [ 1349.811871][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1349.812426][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1349.812761][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 ** 9 printk messages dropped ** [ 1349.813143][ T32] r4:00000000 [ 1349.813166][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.813212][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1349.813254][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.813310][ T32] r5:00001000 r4:e0053000 [ 1349.813355][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.813399][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.813443][ T32] r5:84af7b8c r4:84af7800 [ 1349.813465][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.813513][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1349.813535][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.813583][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.813630][ T32] r4:84864380 [ 1349.813653][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.813702][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1349.813729][ T32] r4:00000001 [ 1349.813775][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.813815][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1349.813859][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.813893][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.813921][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.813950][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.813973][ T32] r4:84867140 [ 1349.814019][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.814074][ T32] INFO: task kworker/1:501:6610 blocked for more than 476 seconds. [ 1349.814157][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.814185][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.814208][ T32] task:kworker/1:501 state:D stack:0 pid:6610 tgid:6610 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.814255][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.814323][ T32] Call trace: [ 1349.814358][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1349.814407][ T32] r10:8291a684 r9:ed149d84 r8:00000002 r7:60000113 r6:ed149d8c r5:85af0000 [ 1349.814430][ T32] r4:85af0000 [ 1349.814450][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1349.814513][ T32] r5:85af0000 r4:8291a680 [ 1349.814547][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.814651][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.814722][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed149e08 [ 1349.814806][ T32] r4:00000000 [ 1349.814834][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1349.814902][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1349.814955][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.815043][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85349e80 [ 1349.815071][ T32] r4:00000000 [ 1349.815094][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.815141][ T32] r9:83018205 r8:85af0000 r7:00000000 r6:83018200 r5:00001000 r4:7f395000 [ 1349.815207][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.815282][ T32] r5:00001000 r4:ecdeb000 [ 1349.815329][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.815386][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.815455][ T32] r5:8562af8c r4:8562ac00 [ 1349.815482][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.815536][ T32] r7:ddde2d80 r6:83018200 r5:8562af8c r4:8558b200 [ 1349.815561][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.815626][ T32] r10:61c88647 r9:85af0000 r8:8558b22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.815655][ T32] r4:8558b200 [ 1349.815675][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.815721][ T32] r10:00000000 r9:8558b200 r8:80287e08 r7:ed13de60 r6:8558b280 r5:85af0000 [ 1349.815753][ T32] r4:00000001 [ 1349.815774][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.815835][ T32] Exception stack(0xed149fb0 to 0xed149ff8) [ 1349.815892][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.815927][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.815972][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.816020][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.816048][ T32] r4:85349c80 [ 1349.816161][ T32] INFO: task kworker/1:501:6610 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1349.816196][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.816260][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.816323][ T32] Call trace: [ 1349.816376][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1349.816434][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1349.816459][ T32] r4:00000000 [ 1349.816490][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.816562][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1349.816596][ T32] dd20: cbce7000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1349.816652][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1349.816707][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1349.816744][ T32] r5:800f0013 r4:80239bb0 [ 1349.816768][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.816812][ T32] r4:82ac21e4 [ 1349.816858][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.816908][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1349.816932][ T32] r4:dfa0ddc0 [ 1349.816952][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.817016][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 5 printk messages dropped ** [ 1349.817257][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1349.817750][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 10 printk messages dropped ** [ 1349.818321][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1349.841219][ T32] r4:85af0c00 ** 4 printk messages dropped ** [ 1349.841445][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed141e08 ** 7 printk messages dropped ** [ 1349.841783][ T32] r9:83018205 r8:85af0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f399000 ** 6 printk messages dropped ** [ 1349.842117][ T32] r7:ddde2d80 r6:83018200 r5:8562b38c r4:8558b300 ** 3 printk messages dropped ** [ 1349.842263][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1349.843220][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1349.843896][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 ** 8 printk messages dropped ** [ 1349.844288][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1349.844549][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.844638][ T32] r4:84864380 [ 1349.844684][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.844768][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1349.844797][ T32] r4:00000001 [ 1349.844817][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.844854][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1349.844891][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.844931][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.844980][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.845042][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.845068][ T32] r4:84867140 [ 1349.845091][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.845135][ T32] INFO: task kworker/1:503:6615 blocked for more than 476 seconds. [ 1349.845171][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.845199][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.845269][ T32] task:kworker/1:503 state:D stack:0 pid:6615 tgid:6615 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.845322][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.845366][ T32] Call trace: [ 1349.845445][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1349.845497][ T32] r10:8291a684 r9:ed14dd84 r8:00000002 r7:60000113 r6:ed14dd8c r5:85af1800 [ 1349.845537][ T32] r4:85af1800 [ 1349.845563][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1349.845607][ T32] r5:85af1800 r4:8291a680 [ 1349.845628][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.845692][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.845747][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed14de08 [ 1349.845867][ T32] r4:00000000 [ 1349.845891][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1349.845928][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1349.845964][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.846006][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8595a180 [ 1349.846029][ T32] r4:00000000 [ 1349.846049][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.846099][ T32] r9:83018205 r8:85af1800 r7:00000000 r6:83018200 r5:00001000 r4:7f39d000 [ 1349.846124][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.846217][ T32] r5:00001000 r4:ed07b000 [ 1349.846241][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.846284][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.846327][ T32] r5:8562bb8c r4:8562b800 [ 1349.846371][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.846446][ T32] r7:ddde2d80 r6:83018200 r5:8562bb8c r4:8558b400 [ 1349.846471][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.846527][ T32] r10:61c88647 r9:85af1800 r8:8558b42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.846554][ T32] r4:8558b400 [ 1349.846574][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.846618][ T32] r10:00000000 r9:8558b400 r8:80287e08 r7:ed13de60 r6:8558b480 r5:85af1800 [ 1349.846641][ T32] r4:00000001 [ 1349.846660][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.846697][ T32] Exception stack(0xed14dfb0 to 0xed14dff8) [ 1349.846728][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.846780][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.846809][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.846839][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.846861][ T32] r4:8595a180 [ 1349.846969][ T32] INFO: task kworker/1:503:6615 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1349.847015][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.847085][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.847131][ T32] Call trace: [ 1349.847161][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1349.847212][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1349.847264][ T32] r4:00000000 [ 1349.847345][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.847390][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1349.847443][ T32] dd20: cbfc6000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1349.847477][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1349.847502][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1349.847798][ T32] r4:dfa0ddc0 ** 5 printk messages dropped ** [ 1349.848034][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1349.848455][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 7 printk messages dropped ** [ 1349.871860][ T32] r4:84867140 ** 4 printk messages dropped ** [ 1349.872142][ T32] task:kworker/1:504 state:D stack:0 pid:6617 tgid:6617 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 1349.872950][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 6 printk messages dropped ** [ 1349.873231][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.873277][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.873347][ T32] r5:8562bf8c r4:8562bc00 [ 1349.873396][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.873448][ T32] r7:ddde2d80 r6:83018200 r5:8562bf8c r4:8558b500 [ 1349.873507][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.873561][ T32] r10:61c88647 r9:85af2400 r8:8558b52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.873585][ T32] r4:8558b500 [ 1349.873611][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.873659][ T32] r10:00000000 r9:8558b500 r8:80287e08 r7:ed14de60 r6:8558b580 r5:85af2400 [ 1349.873682][ T32] r4:00000001 [ 1349.873701][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.873745][ T32] Exception stack(0xed151fb0 to 0xed151ff8) [ 1349.873785][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.873821][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.873849][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.873904][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.873946][ T32] r4:8595a340 [ 1349.874118][ T32] INFO: task kworker/1:504:6617 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1349.874153][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.874212][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.874264][ T32] Call trace: [ 1349.874295][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1349.874345][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1349.874383][ T32] r4:00000000 [ 1349.874412][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.874454][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1349.874484][ T32] dd20: cc2f2000 eb0cd000 00000001 80239b98 7f13f000 00000001 ** 4 printk messages dropped ** [ 1349.874792][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1349.875082][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1349.875414][ T32] r5:84af7b8c r4:84af7800 ** 3 printk messages dropped ** [ 1349.875590][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.875617][ T32] r4:84864380 [ 1349.875683][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.875771][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1349.875829][ T32] r4:00000001 [ 1349.875855][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.875893][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1349.875980][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.876042][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.876240][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.876278][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.876301][ T32] r4:84867140 [ 1349.876322][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.876348][ T32] INFO: task kworker/1:505:6619 blocked for more than 476 seconds. [ 1349.876477][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.876506][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.876528][ T32] task:kworker/1:505 state:D stack:0 pid:6619 tgid:6619 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.876581][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.876632][ T32] Call trace: [ 1349.876757][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1349.876808][ T32] r10:8291a684 r9:ed155d84 r8:00000002 r7:60000013 r6:ed155d8c r5:85af3000 ** 4 printk messages dropped ** [ 1349.877063][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 11 printk messages dropped ** [ 1349.877635][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1349.877950][ T32] r10:61c88647 r9:85af3000 r8:8558b62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1349.878273][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1349.899476][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 ** 8 printk messages dropped ** [ 1349.899968][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1349.900214][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1349.900569][ T32] r5:84af7b8c r4:84af7800 ** 6 printk messages dropped ** [ 1349.900948][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 5 printk messages dropped ** [ 1349.901264][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1349.901376][ T32] INFO: task kworker/1:506:6621 blocked for more than 476 seconds. [ 1349.901414][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.901442][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.901480][ T32] task:kworker/1:506 state:D stack:0 pid:6621 tgid:6621 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.901530][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.901573][ T32] Call trace: [ 1349.901612][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1349.901662][ T32] r10:8291a684 r9:ed161d84 r8:00000002 r7:60000113 r6:ed161d8c r5:85af3c00 [ 1349.901710][ T32] r4:85af3c00 [ 1349.901736][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1349.901782][ T32] r5:85af3c00 r4:8291a680 [ 1349.901804][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.901844][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.901926][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed161e08 [ 1349.902025][ T32] r4:00000000 [ 1349.902049][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1349.902086][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1349.902157][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.902203][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8595a8c0 [ 1349.902226][ T32] r4:00000000 [ 1349.902246][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.902365][ T32] r9:83018205 r8:85af3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f3a3000 [ 1349.902393][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.902438][ T32] r5:00001000 r4:ed16f000 [ 1349.902458][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.902498][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.902541][ T32] r5:85b2c78c r4:85b2c400 [ 1349.902561][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.902607][ T32] r7:ddde2d80 r6:83018200 r5:85b2c78c r4:8558b700 [ 1349.902652][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.902710][ T32] r10:61c88647 r9:85af3c00 r8:8558b72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.902788][ T32] r4:8558b700 [ 1349.902834][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.902887][ T32] r10:00000000 r9:8558b700 r8:80287e08 r7:ed155e60 r6:8558b780 r5:85af3c00 [ 1349.902913][ T32] r4:00000001 [ 1349.902932][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.902969][ T32] Exception stack(0xed161fb0 to 0xed161ff8) [ 1349.903002][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.903030][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.903057][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1349.903599][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 ** 5 printk messages dropped ** [ 1349.903907][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1349.904138][ T32] r4:dfa0ddc0 ** 2 printk messages dropped ** [ 1349.904404][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1349.904787][ T32] r5:84af7b8c r4:84af7800 ** 6 printk messages dropped ** [ 1349.905186][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1349.905241][ T32] r4:00000001 [ 1349.905265][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.905308][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1349.905337][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.905417][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.905448][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.905477][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.905498][ T32] r4:84867140 [ 1349.905540][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.905595][ T32] INFO: task kworker/1:507:6623 blocked for more than 476 seconds. [ 1349.905636][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.905661][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.905705][ T32] task:kworker/1:507 state:D stack:0 pid:6623 tgid:6623 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.905759][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.905802][ T32] Call trace: [ 1349.905833][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1349.905905][ T32] r10:8291a684 r9:ed16dd84 r8:00000002 r7:60000013 r6:ed16dd8c r5:85af4800 [ 1349.905957][ T32] r4:85af4800 [ 1349.905995][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1349.906040][ T32] r5:85af4800 r4:8291a680 [ 1349.906061][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.906172][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.906227][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed16de08 [ 1349.906251][ T32] r4:00000000 [ 1349.906270][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1349.906357][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1349.906452][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.906507][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8595aa40 [ 1349.906556][ T32] r4:00000000 [ 1349.906638][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.906785][ T32] r9:83018205 r8:85af4800 r7:00000000 r6:83018200 r5:00001000 r4:7f3a5000 [ 1349.906823][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.906871][ T32] r5:00001000 r4:ed17b000 [ 1349.906903][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.906959][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.907012][ T32] r5:85b2cb8c r4:85b2c800 [ 1349.907057][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.907134][ T32] r7:ddde2d80 r6:83018200 r5:85b2cb8c r4:8558b800 [ 1349.907159][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.907210][ T32] r10:61c88647 r9:85af4800 r8:8558b82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.907233][ T32] r4:8558b800 [ 1349.907252][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.907298][ T32] r10:00000000 r9:8558b800 r8:80287e08 r7:ed161e60 r6:8558b880 r5:85af4800 [ 1349.907321][ T32] r4:00000001 [ 1349.907364][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.907404][ T32] Exception stack(0xed16dfb0 to 0xed16dff8) [ 1349.907431][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1349.907487][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1349.907583][ T32] r4:8595a740 ** 2 printk messages dropped ** [ 1349.907799][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1349.908003][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1349.908067][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) ** 2 printk messages dropped ** [ 1349.908182][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 4 printk messages dropped ** [ 1349.908379][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 ** 3 printk messages dropped ** [ 1349.935197][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1349.935471][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1349.935712][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 ** 4 printk messages dropped ** [ 1349.935923][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 2 printk messages dropped ** [ 1349.936072][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) ** 2 printk messages dropped ** [ 1349.936184][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1349.936381][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1349.936489][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1349.936708][ T32] r4:85af5400 ** 3 printk messages dropped ** [ 1349.936890][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1349.936993][ T32] r4:00000000 [ 1349.937026][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1349.937090][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1349.937130][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.937179][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8595ad40 [ 1349.937257][ T32] r4:00000000 [ 1349.937283][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.937352][ T32] r9:83018205 r8:85af5400 r7:00000000 r6:83018200 r5:00001000 r4:7f3a9000 [ 1349.937378][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.937422][ T32] r5:00001000 r4:ed193000 [ 1349.937453][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.937536][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.937584][ T32] r5:85b2d38c r4:85b2d000 [ 1349.937633][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.937695][ T32] r7:ddde2d80 r6:83018200 r5:85b2d38c r4:8558b900 [ 1349.937744][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.937795][ T32] r10:61c88647 r9:85af5400 r8:8558b92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.937843][ T32] r4:8558b900 [ 1349.937873][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.937920][ T32] r10:00000000 r9:8558b900 r8:80287e08 r7:ed16de60 r6:8558b980 r5:85af5400 [ 1349.937968][ T32] r4:00000001 [ 1349.938001][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.938041][ T32] Exception stack(0xed179fb0 to 0xed179ff8) [ 1349.938070][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.938159][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.938263][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.938296][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.938319][ T32] r4:8595a840 [ 1349.952558][ T32] INFO: task kworker/1:508:6625 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1349.952687][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.952793][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.952862][ T32] Call trace: [ 1349.952925][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1349.952994][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1349.953021][ T32] r4:00000000 [ 1349.953042][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.953085][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1349.953115][ T32] dd20: cccd5000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1349.953144][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1349.953194][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1349.953223][ T32] r5:800f0013 r4:80239bb0 [ 1349.953245][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.953290][ T32] r4:82ac21e4 [ 1349.953317][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.953430][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1349.953472][ T32] r4:dfa0ddc0 [ 1349.953496][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.953541][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1349.953589][ T32] r4:00000000 [ 1349.953614][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.953664][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1349.953688][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.953757][ T32] r5:00001000 r4:e0053000 [ 1349.953798][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.953874][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.953938][ T32] r5:84af7b8c r4:84af7800 [ 1349.953979][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.954033][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1349.954057][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.954116][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.954143][ T32] r4:84864380 [ 1349.954190][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.954242][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1349.954265][ T32] r4:00000001 [ 1349.954324][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.954365][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1349.954392][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.954420][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.954449][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.954479][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.954501][ T32] r4:84867140 [ 1349.954524][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.954564][ T32] INFO: task kworker/1:509:6627 blocked for more than 476 seconds. [ 1349.954623][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.954654][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.954677][ T32] task:kworker/1:509 state:D stack:0 pid:6627 tgid:6627 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.954767][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.954812][ T32] Call trace: [ 1349.954886][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1349.954936][ T32] r10:8291a684 r9:ed185d84 r8:00000002 r7:60000013 r6:ed185d8c r5:85af6000 [ 1349.954959][ T32] r4:85af6000 [ 1349.955010][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1349.955060][ T32] r5:85af6000 r4:8291a680 [ 1349.955097][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.955142][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.955184][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed185e08 [ 1349.955206][ T32] r4:00000000 [ 1349.955226][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1349.955286][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1349.955325][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.955367][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8595abc0 [ 1349.955391][ T32] r4:00000000 [ 1349.955528][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.955617][ T32] r9:83018205 r8:85af6000 r7:00000000 r6:83018200 r5:00001000 r4:7f3a7000 [ 1349.955644][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.955687][ T32] r5:00001000 r4:ed187000 [ 1349.955707][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.955772][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.955832][ T32] r5:85b2cf8c r4:85b2cc00 [ 1349.955867][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.955922][ T32] r7:ddde2d80 r6:83018200 r5:85b2cf8c r4:8558ba00 [ 1349.955972][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.956059][ T32] r10:61c88647 r9:85af6000 r8:8558ba2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.956118][ T32] r4:8558ba00 [ 1349.956154][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.956211][ T32] r10:00000000 r9:8558ba00 r8:80287e08 r7:ed179e60 r6:8558ba80 r5:85af6000 [ 1349.956235][ T32] r4:00000001 [ 1349.956304][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.956357][ T32] Exception stack(0xed185fb0 to 0xed185ff8) [ 1349.956416][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.956450][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.956477][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.956547][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.956574][ T32] r4:8595a9c0 [ 1349.956751][ T32] INFO: task kworker/1:509:6627 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1349.956792][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.956882][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.956928][ T32] Call trace: [ 1349.957005][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1349.957057][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1349.957081][ T32] r4:00000000 [ 1349.957124][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.957190][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1349.957263][ T32] dd20: cccd5000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1349.957297][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1349.957348][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1349.957445][ T32] r5:800f0013 r4:80239bb0 [ 1349.957469][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.957524][ T32] r4:82ac21e4 [ 1349.957548][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.957592][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1349.957615][ T32] r4:dfa0ddc0 [ 1349.957659][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.957705][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1349.957731][ T32] r4:00000000 [ 1349.957752][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.957799][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1349.957820][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.957862][ T32] r5:00001000 r4:e0053000 [ 1349.957907][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.957986][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.958086][ T32] r5:84af7b8c r4:84af7800 [ 1349.958112][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.958168][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1349.958190][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.958237][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.958279][ T32] r4:84864380 [ 1349.958354][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.958408][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1349.958433][ T32] r4:00000001 [ 1349.958453][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.982554][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1349.982708][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.982867][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.982901][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.982979][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.983619][ T32] r4:84867140 [ 1349.983650][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.983704][ T32] INFO: task kworker/1:510:6629 blocked for more than 476 seconds. [ 1349.983928][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.983959][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 1349.985593][ T32] r4:85af6c00 ** 4 printk messages dropped ** [ 1349.986258][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed191e08 ** 8 printk messages dropped ** [ 1349.986579][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1349.987009][ T32] r10:61c88647 r9:85af6c00 r8:8558bb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1349.987562][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1349.997809][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1349.997994][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 8 printk messages dropped ** [ 1349.998340][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1349.998439][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1349.998544][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.998859][ T32] r5:00001000 r4:e0053000 [ 1349.998891][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.998944][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.999012][ T32] r5:84af7b8c r4:84af7800 [ 1349.999060][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.999112][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1349.999145][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.999195][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.999229][ T32] r4:84864380 [ 1349.999274][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.999335][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1349.999361][ T32] r4:00000001 [ 1349.999382][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.999420][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1349.999449][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.999486][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.999516][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.999545][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.999591][ T32] r4:84867140 [ 1349.999617][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.999646][ T32] INFO: task kworker/1:511:6631 blocked for more than 476 seconds. [ 1349.999688][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.999751][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.999777][ T32] task:kworker/1:511 state:D stack:0 pid:6631 tgid:6631 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.999842][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.999890][ T32] Call trace: [ 1349.999986][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1350.000075][ T32] r10:8291a684 r9:ed19dd84 r8:00000002 r7:60000113 r6:ed19dd8c r5:85af8000 [ 1350.000107][ T32] r4:85af8000 [ 1350.000150][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1350.000213][ T32] r5:85af8000 r4:8291a680 [ 1350.000259][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.000308][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.000361][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed19de08 [ 1350.000393][ T32] r4:00000000 [ 1350.000425][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1350.000490][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1350.000553][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.000600][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8595af00 [ 1350.000623][ T32] r4:00000000 [ 1350.000643][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.000689][ T32] r9:83018205 r8:85af8000 r7:00000000 r6:83018200 r5:00001000 r4:7f3ab000 [ 1350.000775][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.000822][ T32] r5:00001000 r4:ed19f000 [ 1350.000858][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.000902][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.000944][ T32] r5:85b2d78c r4:85b2d400 [ 1350.000964][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.001016][ T32] r7:ddde2d80 r6:83018200 r5:85b2d78c r4:8558bc00 [ 1350.001047][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.001105][ T32] r10:61c88647 r9:85af8000 r8:8558bc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.001132][ T32] r4:8558bc00 [ 1350.001173][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.001222][ T32] r10:00000000 r9:8558bc00 r8:80287e08 r7:ed191e60 r6:8558bc80 r5:85af8000 [ 1350.001296][ T32] r4:00000001 [ 1350.001333][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.001405][ T32] Exception stack(0xed19dfb0 to 0xed19dff8) [ 1350.001434][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.001462][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.001489][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.001517][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.001557][ T32] r4:8595ae40 [ 1350.001784][ T32] INFO: task kworker/1:511:6631 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1350.001823][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.001882][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.001941][ T32] Call trace: [ 1350.002038][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1350.002093][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1350.002120][ T32] r4:00000000 [ 1350.002162][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.002207][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1350.002299][ T32] dd20: cd2cd000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1350.002332][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1350.002379][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1350.002459][ T32] r5:800f0013 r4:80239bb0 [ 1350.002484][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.002526][ T32] r4:82ac21e4 [ 1350.002571][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.002624][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1350.002688][ T32] r4:dfa0ddc0 [ 1350.002716][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.002777][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1350.002808][ T32] r4:00000000 [ 1350.002828][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.002873][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1350.002894][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.002958][ T32] r5:00001000 r4:e0053000 [ 1350.002989][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.003053][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.003098][ T32] r5:84af7b8c r4:84af7800 [ 1350.003120][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.003187][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1350.003239][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.003289][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.003312][ T32] r4:84864380 [ 1350.003340][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.003390][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1350.003413][ T32] r4:00000001 [ 1350.003442][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.003481][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1350.003507][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.003537][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.003565][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.003593][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.003615][ T32] r4:84867140 [ 1350.003634][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.003658][ T32] INFO: task kworker/1:512:6632 blocked for more than 476 seconds. [ 1350.003685][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.003709][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.003729][ T32] task:kworker/1:512 state:D stack:0 pid:6632 tgid:6632 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.003772][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.003813][ T32] Call trace: [ 1350.003860][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1350.003933][ T32] r10:8291a684 r9:ed145d84 r8:00000002 r7:60000013 r6:ed145d8c r5:85af8c00 [ 1350.004005][ T32] r4:85af8c00 [ 1350.004060][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1350.004128][ T32] r5:85af8c00 r4:8291a680 [ 1350.004153][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.004235][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.004285][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed145e08 [ 1350.004357][ T32] r4:00000000 [ 1350.004380][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1350.004415][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1350.004471][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.004520][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850ba040 [ 1350.004544][ T32] r4:00000000 [ 1350.004563][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.004606][ T32] r9:83018205 r8:85af8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f3ad000 [ 1350.004646][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.004712][ T32] r5:00001000 r4:ed1ab000 [ 1350.004744][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.004808][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.004859][ T32] r5:85b2db8c r4:85b2d800 [ 1350.004902][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.004956][ T32] r7:ddde2d80 r6:83018200 r5:85b2db8c r4:8558bd00 [ 1350.005034][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.005091][ T32] r10:61c88647 r9:85af8c00 r8:8558bd2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.005136][ T32] r4:8558bd00 [ 1350.005164][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.005233][ T32] r10:00000000 r9:8558bd00 r8:80287e08 r7:ed191e60 r6:8558bd80 r5:85af8c00 ** 4 printk messages dropped ** [ 1350.005432][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1350.005769][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1350.006062][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 ** 9 printk messages dropped ** [ 1350.006368][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1350.006899][ T32] r5:84af7b8c r4:84af7800 ** 3 printk messages dropped ** [ 1350.007053][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1350.007303][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1350.007659][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1350.008046][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed1a9e08 ** 8 printk messages dropped ** [ 1350.008385][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1350.041506][ T32] r10:61c88647 r9:85af9800 r8:8558be2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1350.041836][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1350.042490][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 ** 10 printk messages dropped ** [ 1350.042886][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 ** 10 printk messages dropped ** [ 1350.043355][ T32] r5:84af7b8c r4:84af7800 ** 6 printk messages dropped ** [ 1350.043608][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 2 printk messages dropped ** [ 1350.043728][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1350.043756][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.043795][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.043825][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.043874][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.043906][ T32] r4:84867140 [ 1350.043928][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.044006][ T32] INFO: task kworker/1:514:6637 blocked for more than 476 seconds. [ 1350.044046][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.044073][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.044095][ T32] task:kworker/1:514 state:D stack:0 pid:6637 tgid:6637 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.044168][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.044212][ T32] Call trace: [ 1350.044302][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1350.044396][ T32] r10:8291a684 r9:ed1c1d84 r8:00000002 r7:60000013 r6:ed1c1d8c r5:85afa400 [ 1350.044422][ T32] r4:85afa400 [ 1350.044443][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1350.044488][ T32] r5:85afa400 r4:8291a680 [ 1350.044518][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.044583][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.044654][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed1c1e08 [ 1350.044705][ T32] r4:00000000 [ 1350.044733][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1350.044771][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1350.044805][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.044870][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850ba540 [ 1350.044896][ T32] r4:00000000 [ 1350.044916][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.044963][ T32] r9:83018205 r8:85afa400 r7:00000000 r6:83018200 r5:00001000 r4:7f3b3000 [ 1350.044994][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.045057][ T32] r5:00001000 r4:ed1cf000 [ 1350.045086][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.045127][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.045168][ T32] r5:85b2e78c r4:85b2e400 [ 1350.045188][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.045235][ T32] r7:ddde2d80 r6:83018200 r5:85b2e78c r4:8558bf00 [ 1350.045287][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.045337][ T32] r10:61c88647 r9:85afa400 r8:8558bf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.045360][ T32] r4:8558bf00 [ 1350.045379][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.045424][ T32] r10:00000000 r9:8558bf00 r8:80287e08 r7:ed191e60 r6:8558bf80 r5:85afa400 [ 1350.045471][ T32] r4:00000001 [ 1350.045514][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.045575][ T32] Exception stack(0xed1c1fb0 to 0xed1c1ff8) [ 1350.045611][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.045661][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.045691][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.045746][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.045771][ T32] r4:850ba240 [ 1350.045880][ T32] INFO: task kworker/1:514:6637 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1350.045911][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.045967][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.046019][ T32] Call trace: [ 1350.046099][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1350.046151][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1350.046174][ T32] r4:00000000 [ 1350.046214][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.046258][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1350.046287][ T32] dd20: cdc9f000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1350.046316][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1350.046362][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1350.046409][ T32] r5:800f0013 r4:80239bb0 [ 1350.046439][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.046510][ T32] r4:82ac21e4 [ 1350.046535][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.046612][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1350.046638][ T32] r4:dfa0ddc0 [ 1350.046661][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 3 printk messages dropped ** [ 1350.046872][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 ** 8 printk messages dropped ** [ 1350.047275][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1350.047373][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 4 printk messages dropped ** [ 1350.047623][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1350.047967][ T32] INFO: task kworker/1:515:6639 blocked for more than 476 seconds. ** 1 printk messages dropped ** [ 1350.048033][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 2 printk messages dropped ** [ 1350.048343][ T32] Call trace: ** 2 printk messages dropped ** [ 1350.048480][ T32] r4:85afb000 ** 1 printk messages dropped ** [ 1350.069681][ T32] r5:85afb000 r4:8291a680 ** 1 printk messages dropped ** [ 1350.069789][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1350.070054][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 1 printk messages dropped ** [ 1350.070156][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1350.070377][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1350.070488][ T32] r7:ddde2d80 r6:83018200 r5:85b2eb8c r4:850cd000 ** 2 printk messages dropped ** [ 1350.070598][ T32] r4:850cd000 [ 1350.070627][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.070718][ T32] r10:00000000 r9:850cd000 r8:80287e08 r7:ed1c1e60 r6:850cd080 r5:85afb000 [ 1350.070775][ T32] r4:00000001 [ 1350.070826][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.070892][ T32] Exception stack(0xed1cdfb0 to 0xed1cdff8) [ 1350.071002][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.071037][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.071086][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.071121][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.071146][ T32] r4:850ba340 [ 1350.071316][ T32] INFO: task kworker/1:515:6639 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1350.071350][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.071491][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.071572][ T32] Call trace: [ 1350.071605][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1350.071700][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1350.071734][ T32] r4:00000000 [ 1350.071755][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.071805][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1350.071838][ T32] dd20: ce3a9000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1350.071881][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1350.071910][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1350.071934][ T32] r5:800f0013 r4:80239bb0 [ 1350.071956][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.072005][ T32] r4:82ac21e4 [ 1350.072038][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.072084][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1350.072112][ T32] r4:dfa0ddc0 [ 1350.072132][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.072184][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1350.072211][ T32] r4:00000000 [ 1350.072232][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.072277][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1350.072299][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.072341][ T32] r5:00001000 r4:e0053000 [ 1350.072382][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.072445][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.072492][ T32] r5:84af7b8c r4:84af7800 [ 1350.072512][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.072581][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1350.072671][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.072762][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.072794][ T32] r4:84864380 [ 1350.072857][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.072934][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1350.072961][ T32] r4:00000001 [ 1350.073028][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.073074][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1350.073102][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.073134][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.073162][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.073229][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.073323][ T32] r4:84867140 [ 1350.073354][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.073399][ T32] INFO: task kworker/1:516:6642 blocked for more than 476 seconds. [ 1350.073460][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.073510][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.073560][ T32] task:kworker/1:516 state:D stack:0 pid:6642 tgid:6642 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 5 printk messages dropped ** [ 1350.073961][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) ** 7 printk messages dropped ** [ 1350.074399][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1350.074897][ T32] r5:85b2f38c r4:85b2f000 ** 1 printk messages dropped ** [ 1350.074999][ T32] r7:ddde2d80 r6:83018200 r5:85b2f38c r4:850cd100 ** 7 printk messages dropped ** [ 1350.075334][ T32] Exception stack(0xed1d9fb0 to 0xed1d9ff8) ** 6 printk messages dropped ** [ 1350.075675][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1350.076308][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1350.076488][ T32] r4:dfa0ddc0 ** 4 printk messages dropped ** [ 1350.076706][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 ** 11 printk messages dropped ** [ 1350.077239][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 7 printk messages dropped ** [ 1350.077526][ T32] r4:84867140 ** 5 printk messages dropped ** [ 1350.077778][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1350.078040][ T32] r5:85afc800 r4:8291a680 ** 5 printk messages dropped ** [ 1350.078253][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1350.100158][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1350.100387][ T32] r4:850cd200 ** 6 printk messages dropped ** [ 1350.100655][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1350.101286][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 ** 2 printk messages dropped ** [ 1350.101397][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1350.101431][ T32] dd20: ce3a9000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1350.101461][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1350.101487][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1350.101535][ T32] r5:800f0013 r4:80239bb0 [ 1350.101560][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.101628][ T32] r4:82ac21e4 [ 1350.101653][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.101696][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1350.101719][ T32] r4:dfa0ddc0 [ 1350.101738][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.101792][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1350.101841][ T32] r4:00000000 [ 1350.101887][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.101937][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1350.101984][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.102038][ T32] r5:00001000 r4:e0053000 [ 1350.102084][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.102165][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.102211][ T32] r5:84af7b8c r4:84af7800 [ 1350.102231][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.102320][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1350.102351][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.102400][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.102433][ T32] r4:84864380 [ 1350.102520][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.102593][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1350.102626][ T32] r4:00000001 [ 1350.102647][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.102701][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1350.102791][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.102869][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.102903][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.102953][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.102988][ T32] r4:84867140 [ 1350.103010][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.103038][ T32] INFO: task kworker/1:518:6646 blocked for more than 476 seconds. [ 1350.103134][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.103188][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.103241][ T32] task:kworker/1:518 state:D stack:0 pid:6646 tgid:6646 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.103290][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.103333][ T32] Call trace: [ 1350.103409][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1350.103465][ T32] r10:8291a684 r9:ed1f9d84 r8:00000002 r7:60000113 r6:ed1f9d8c r5:85afd400 [ 1350.103509][ T32] r4:85afd400 [ 1350.103534][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1350.103599][ T32] r5:85afd400 r4:8291a680 [ 1350.103627][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.103690][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1350.104043][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1350.104586][ T32] r5:85b2fb8c r4:85b2f800 ** 1 printk messages dropped ** [ 1350.104682][ T32] r7:ddde2d80 r6:83018200 r5:85b2fb8c r4:850cd300 ** 6 printk messages dropped ** [ 1350.104913][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1350.105239][ T32] r4:850ba8c0 ** 5 printk messages dropped ** [ 1350.105692][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 ** 8 printk messages dropped ** [ 1350.106094][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1350.106243][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 7 printk messages dropped ** [ 1350.106620][ T32] r5:84af7b8c r4:84af7800 ** 6 printk messages dropped ** [ 1350.106899][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 7 printk messages dropped ** [ 1350.107200][ T32] r4:84867140 ** 4 printk messages dropped ** [ 1350.107363][ T32] task:kworker/1:519 state:D stack:0 pid:6648 tgid:6648 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1350.107777][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1350.108116][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850bab40 ** 7 printk messages dropped ** [ 1350.125617][ T32] r5:85b2f78c r4:85b2f400 ** 1 printk messages dropped ** [ 1350.125782][ T32] r7:ddde2d80 r6:83018200 r5:85b2f78c r4:850cd400 ** 3 printk messages dropped ** [ 1350.125994][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1350.126266][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1350.127029][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 ** 4 printk messages dropped ** [ 1350.127270][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 ** 8 printk messages dropped ** [ 1350.127703][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 7 printk messages dropped ** [ 1350.128090][ T32] r5:84af7b8c r4:84af7800 ** 6 printk messages dropped ** [ 1350.128422][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 4 printk messages dropped ** [ 1350.139119][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1350.139600][ T32] Call trace: ** 6 printk messages dropped ** [ 1350.139914][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1350.140058][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1350.140096][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.140138][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850bae80 [ 1350.140160][ T32] r4:00000000 [ 1350.140180][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.140226][ T32] r9:83018205 r8:85afec00 r7:00000000 r6:83018200 r5:00001000 r4:7f3c1000 [ 1350.140248][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.140311][ T32] r5:00001000 r4:ed21f000 [ 1350.140340][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.140382][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.140444][ T32] r5:85b2ff8c r4:85b2fc00 [ 1350.140469][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.140517][ T32] r7:ddde2d80 r6:83018200 r5:85b2ff8c r4:850cd500 [ 1350.140580][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.140641][ T32] r10:61c88647 r9:85afec00 r8:850cd52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.140713][ T32] r4:850cd500 [ 1350.140780][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.140829][ T32] r10:00000000 r9:850cd500 r8:80287e08 r7:ed1f9e60 r6:850cd580 r5:85afec00 [ 1350.140852][ T32] r4:00000001 [ 1350.140871][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.140908][ T32] Exception stack(0xed211fb0 to 0xed211ff8) [ 1350.140935][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.140987][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.141018][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.141050][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.141073][ T32] r4:850baac0 [ 1350.141242][ T32] INFO: task kworker/1:520:6650 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1350.141275][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.141381][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.141459][ T32] Call trace: [ 1350.141506][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1350.141585][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1350.141615][ T32] r4:00000000 [ 1350.141657][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.141743][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1350.141777][ T32] dd20: cea33000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1350.141808][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1350.141833][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1350.141857][ T32] r5:800f0013 r4:80239bb0 [ 1350.141906][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.141952][ T32] r4:82ac21e4 [ 1350.142001][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.142049][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1350.142074][ T32] r4:dfa0ddc0 [ 1350.142118][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.142210][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1350.142241][ T32] r4:00000000 [ 1350.142276][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.142340][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1350.142365][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.142409][ T32] r5:00001000 r4:e0053000 [ 1350.142429][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.142469][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.142532][ T32] r5:84af7b8c r4:84af7800 [ 1350.142555][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.142602][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1350.142645][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.142700][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.142735][ T32] r4:84864380 [ 1350.142782][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.142866][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1350.142895][ T32] r4:00000001 [ 1350.142916][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.142985][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1350.143016][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.143045][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.143073][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.143126][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.143172][ T32] r4:84867140 [ 1350.143204][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.143238][ T32] INFO: task kworker/1:521:6652 blocked for more than 476 seconds. [ 1350.143298][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.143327][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.143349][ T32] task:kworker/1:521 state:D stack:0 pid:6652 tgid:6652 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.143394][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.143437][ T32] Call trace: [ 1350.143496][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1350.143667][ T32] r5:85b00000 r4:8291a680 ** 6 printk messages dropped ** [ 1350.143950][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1350.144130][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1350.144411][ T32] r7:ddde2d80 r6:83018200 r5:85b3c78c r4:850cd600 ** 4 printk messages dropped ** [ 1350.144651][ T32] r10:00000000 r9:850cd600 r8:80287e08 r7:ed211e60 r6:850cd680 r5:85b00000 ** 9 printk messages dropped ** [ 1350.145160][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1350.145699][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 8 printk messages dropped ** [ 1350.146029][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1350.146252][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1350.146597][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 9 printk messages dropped ** [ 1350.147018][ T32] INFO: task kworker/1:522:6654 blocked for more than 476 seconds. ** 7 printk messages dropped ** [ 1350.147455][ T32] r4:85b00c00 ** 4 printk messages dropped ** [ 1350.147679][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed229e08 ** 7 printk messages dropped ** [ 1350.147916][ T32] r9:83018205 r8:85b00c00 r7:00000000 r6:83018200 r5:00001000 r4:7f3c3000 [ 1350.147958][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.148013][ T32] r5:00001000 r4:ed22b000 [ 1350.148034][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.148072][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.148133][ T32] r5:85b3c38c r4:85b3c000 [ 1350.148186][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.148287][ T32] r7:ddde2d80 r6:83018200 r5:85b3c38c r4:850cd700 [ 1350.148358][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.148410][ T32] r10:61c88647 r9:85b00c00 r8:850cd72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.148448][ T32] r4:850cd700 [ 1350.148520][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.167215][ T32] r10:00000000 r9:850cd700 r8:80287e08 r7:ed21de60 r6:850cd780 r5:85b00c00 [ 1350.167266][ T32] r4:00000001 [ 1350.167290][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.167353][ T32] Exception stack(0xed229fb0 to 0xed229ff8) [ 1350.167386][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.167415][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.167442][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.167518][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.167551][ T32] r4:850baf40 [ 1350.167729][ T32] INFO: task kworker/1:522:6654 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1350.167789][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.167910][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.167965][ T32] Call trace: [ 1350.168025][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1350.168084][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1350.168108][ T32] r4:00000000 [ 1350.168137][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.168204][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1350.168242][ T32] dd20: cf0c5000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1350.168272][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1350.168326][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1350.168375][ T32] r5:800f0013 r4:80239bb0 [ 1350.168405][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.168449][ T32] r4:82ac21e4 [ 1350.168519][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.183192][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1350.183254][ T32] r4:dfa0ddc0 [ 1350.183291][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.183358][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1350.183381][ T32] r4:00000000 [ 1350.183401][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.183458][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1350.183485][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.183535][ T32] r5:00001000 r4:e0053000 [ 1350.183588][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.183654][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.183707][ T32] r5:84af7b8c r4:84af7800 [ 1350.183729][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.183777][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1350.183799][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.183845][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.183868][ T32] r4:84864380 [ 1350.183908][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.183982][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1350.184011][ T32] r4:00000001 [ 1350.184033][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.184073][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1350.184127][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.184202][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.184233][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.184262][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.184321][ T32] r4:84867140 [ 1350.184352][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.184412][ T32] INFO: task kworker/1:523:6656 blocked for more than 476 seconds. [ 1350.184456][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1350.184641][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1350.185135][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1350.185582][ T32] r9:83018205 r8:85b01800 r7:00000000 r6:83018200 r5:00001000 r4:7f3c7000 ** 6 printk messages dropped ** [ 1350.185953][ T32] r7:ddde2d80 r6:83018200 r5:85b3cb8c r4:850cd800 ** 5 printk messages dropped ** [ 1350.186200][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1350.186370][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1350.186881][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 ** 8 printk messages dropped ** [ 1350.187293][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1350.187380][ T32] r4:dfa0ddc0 ** 4 printk messages dropped ** [ 1350.187535][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 ** 7 printk messages dropped ** [ 1350.187848][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1350.188350][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1350.197453][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1350.198013][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1350.198446][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1350.212032][ T32] r10:61c88647 r9:85b02400 r8:850cd92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1350.212537][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1350.213053][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1350.213542][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1350.213567][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1350.213591][ T32] r5:800f0013 r4:80239bb0 [ 1350.213612][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.213677][ T32] r4:82ac21e4 [ 1350.213702][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.213809][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1350.213842][ T32] r4:dfa0ddc0 [ 1350.213862][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.213906][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1350.213928][ T32] r4:00000000 [ 1350.213947][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.214003][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1350.214026][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.214068][ T32] r5:00001000 r4:e0053000 [ 1350.214087][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.214147][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.214200][ T32] r5:84af7b8c r4:84af7800 [ 1350.214221][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.214311][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1350.214342][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.214451][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.214499][ T32] r4:84864380 [ 1350.214564][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.214619][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1350.214663][ T32] r4:00000001 [ 1350.214686][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.214723][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1350.214773][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.214803][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.214829][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.214858][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.214901][ T32] r4:84867140 [ 1350.214927][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.214980][ T32] INFO: task kworker/1:525:6660 blocked for more than 476 seconds. [ 1350.215018][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.215045][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.215065][ T32] task:kworker/1:525 state:D stack:0 pid:6660 tgid:6660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.215158][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.215225][ T32] Call trace: [ 1350.215265][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1350.215336][ T32] r10:8291a684 r9:ed1b5d84 r8:00000002 r7:60000013 r6:ed1b5d8c r5:85b03c00 [ 1350.215365][ T32] r4:85b03c00 [ 1350.215386][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1350.215429][ T32] r5:85b03c00 r4:8291a680 [ 1350.215450][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.215489][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.215536][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed1b5e08 [ 1350.215581][ T32] r4:00000000 [ 1350.215646][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1350.215731][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1350.215771][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.215814][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852df680 [ 1350.215858][ T32] r4:00000000 [ 1350.215885][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.215994][ T32] r9:83018205 r8:85b03c00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1350.216021][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.216064][ T32] r5:00001000 r4:ed257000 [ 1350.216084][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.216165][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.216211][ T32] r5:85b3d38c r4:85b3d000 [ 1350.216232][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.216278][ T32] r7:ddde2d80 r6:83018200 r5:85b3d38c r4:850cda00 [ 1350.216299][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.216357][ T32] r10:61c88647 r9:85b03c00 r8:850cda2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.216384][ T32] r4:850cda00 [ 1350.216403][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.216449][ T32] r10:00000000 r9:850cda00 r8:80287e08 r7:ed241e60 r6:850cda80 r5:85b03c00 [ 1350.216491][ T32] r4:00000001 [ 1350.216514][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.216550][ T32] Exception stack(0xed1b5fb0 to 0xed1b5ff8) [ 1350.216577][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.216605][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.216640][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1350.216717][ T32] r4:852df340 ** 5 printk messages dropped ** [ 1350.217139][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 ** 8 printk messages dropped ** [ 1350.217553][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1350.217802][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1350.218058][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1350.232727][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1350.233061][ T32] r4:84867140 ** 3 printk messages dropped ** [ 1350.233199][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1350.233652][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1350.233944][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1350.234167][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1350.234407][ T32] r4:850cdb00 ** 4 printk messages dropped ** [ 1350.234619][ T32] Exception stack(0xed261fb0 to 0xed261ff8) ** 6 printk messages dropped ** [ 1350.235067][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1350.235637][ T32] r5:800f0013 r4:80239bb0 ** 6 printk messages dropped ** [ 1350.235949][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 9 printk messages dropped ** [ 1350.236427][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 ** 7 printk messages dropped ** [ 1350.236781][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) ** 4 printk messages dropped ** [ 1350.236962][ T32] r4:84867140 ** 5 printk messages dropped ** [ 1350.237195][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1350.237336][ T32] r4:85b06000 [ 1350.237357][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1350.237400][ T32] r5:85b06000 r4:8291a680 [ 1350.237432][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.237495][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.237543][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed279e08 [ 1350.237566][ T32] r4:00000000 [ 1350.237614][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1350.237653][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1350.237689][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.237730][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851b1f40 [ 1350.237752][ T32] r4:00000000 [ 1350.237792][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.237841][ T32] r9:83018205 r8:85b06000 r7:00000000 r6:83018200 r5:00001000 r4:7f0b5000 [ 1350.237886][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.237937][ T32] r5:00001000 r4:dfc5d000 [ 1350.237958][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.238047][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.238093][ T32] r5:85b3d78c r4:85b3d400 [ 1350.238114][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.238160][ T32] r7:ddde2d80 r6:83018200 r5:85b3d78c r4:850cdc00 [ 1350.238181][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.238226][ T32] r10:61c88647 r9:85b06000 r8:850cdc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.238249][ T32] r4:850cdc00 [ 1350.238310][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.238372][ T32] r10:00000000 r9:850cdc00 r8:80287e08 r7:ed261e60 r6:850cdc80 r5:85b06000 [ 1350.238398][ T32] r4:00000001 [ 1350.238418][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.255525][ T32] Exception stack(0xed279fb0 to 0xed279ff8) [ 1350.255591][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.255754][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.255788][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.255844][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.255872][ T32] r4:852df400 [ 1350.256072][ T32] INFO: task kworker/1:527:6665 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1350.256112][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.256217][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.256305][ T32] Call trace: [ 1350.256364][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1350.256423][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1350.256448][ T32] r4:00000000 [ 1350.256473][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.256518][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1350.256593][ T32] dd20: d0069000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1350.256651][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1350.256702][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1350.256745][ T32] r5:800f0013 r4:80239bb0 [ 1350.256777][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.256824][ T32] r4:82ac21e4 [ 1350.256867][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.256919][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1350.256943][ T32] r4:dfa0ddc0 [ 1350.256985][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.257053][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1350.257121][ T32] r4:00000000 [ 1350.257151][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.257220][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1350.257293][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.257340][ T32] r5:00001000 r4:e0053000 [ 1350.257362][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.257402][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.257469][ T32] r5:84af7b8c r4:84af7800 [ 1350.257516][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.257573][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1350.257596][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.257684][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1350.257790][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 7 printk messages dropped ** [ 1350.258013][ T32] r4:84867140 ** 5 printk messages dropped ** [ 1350.258214][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1350.264635][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1350.264953][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1350.265266][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1350.265531][ T32] r10:61c88647 r9:85b06c00 r8:850cdd2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1350.265892][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1350.266168][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1350.266638][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 ** 8 printk messages dropped ** [ 1350.266957][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 11 printk messages dropped ** [ 1350.267542][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1350.267937][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1350.268283][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1350.281602][ T32] r5:85b08000 r4:8291a680 ** 3 printk messages dropped ** [ 1350.281862][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1350.282055][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1350.282394][ T32] r5:85b3e78c r4:85b3e400 ** 3 printk messages dropped ** [ 1350.282571][ T32] r10:61c88647 r9:85b08000 r8:850cde2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1350.283064][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1350.283515][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.283590][ T32] Call trace: [ 1350.283630][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1350.283706][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1350.283740][ T32] r4:00000000 [ 1350.283763][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.283806][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1350.283835][ T32] dd20: d0318000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1350.283865][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1350.283891][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1350.283915][ T32] r5:800f0013 r4:80239bb0 [ 1350.283985][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.284032][ T32] r4:82ac21e4 [ 1350.284053][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.284095][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1350.284117][ T32] r4:dfa0ddc0 [ 1350.284180][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.284273][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1350.284300][ T32] r4:00000000 [ 1350.284320][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.284365][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1350.284459][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.284524][ T32] r5:00001000 r4:e0053000 [ 1350.284549][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.284611][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.284658][ T32] r5:84af7b8c r4:84af7800 [ 1350.284814][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.284874][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1350.284896][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.284969][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.285021][ T32] r4:84864380 [ 1350.285044][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.285118][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1350.285145][ T32] r4:00000001 [ 1350.285174][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.285220][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1350.285249][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.285325][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.285393][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.285431][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.285455][ T32] r4:84867140 [ 1350.285477][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.285526][ T32] INFO: task kworker/1:530:6701 blocked for more than 476 seconds. [ 1350.285637][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.285725][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.285756][ T32] task:kworker/1:530 state:D stack:0 pid:6701 tgid:6701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.285878][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.285976][ T32] Call trace: [ 1350.286056][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1350.286110][ T32] r10:8291a684 r9:ed2f1d84 r8:00000002 r7:60000113 r6:ed2f1d8c r5:85b09800 [ 1350.286134][ T32] r4:85b09800 [ 1350.286178][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1350.286226][ T32] r5:85b09800 r4:8291a680 [ 1350.286247][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.286286][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.286337][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed2f1e08 [ 1350.286360][ T32] r4:00000000 [ 1350.286379][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1350.286414][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1350.286473][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.286521][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851b1840 [ 1350.286544][ T32] r4:00000000 [ 1350.286563][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.286607][ T32] r9:83018205 r8:85b09800 r7:00000000 r6:83018200 r5:00001000 r4:7f2d9000 [ 1350.286630][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.286767][ T32] r5:00001000 r4:ec755000 [ 1350.286801][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.286844][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.286887][ T32] r5:85b3e38c r4:85b3e000 [ 1350.286981][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1350.287113][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1350.287403][ T32] Exception stack(0xed2f1fb0 to 0xed2f1ff8) ** 6 printk messages dropped ** [ 1350.287847][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1350.311599][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1350.311902][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 11 printk messages dropped ** [ 1350.312636][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1350.313176][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1350.313675][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1350.314115][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1350.314541][ T32] r9:83018205 r8:85b0a400 r7:00000000 r6:83018200 r5:00001000 r4:7f2e3000 [ 1350.314592][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.314638][ T32] r5:00001000 r4:ec8a3000 [ 1350.314658][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.314789][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.314926][ T32] r5:85b3eb8c r4:85b3e800 [ 1350.314979][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.315079][ T32] r7:ddde2d80 r6:83018200 r5:85b3eb8c r4:853d5000 [ 1350.315125][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.315222][ T32] r10:61c88647 r9:85b0a400 r8:853d502c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.315272][ T32] r4:853d5000 [ 1350.315313][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.315437][ T32] r10:00000000 r9:853d5000 r8:80287e08 r7:ed24de60 r6:853d5080 r5:85b0a400 [ 1350.315503][ T32] r4:00000001 [ 1350.315546][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.315640][ T32] Exception stack(0xed15dfb0 to 0xed15dff8) [ 1350.315704][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.315773][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.315830][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.315888][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.315935][ T32] r4:851b1780 [ 1350.316206][ T32] INFO: task kworker/1:531:6705 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1350.316280][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.316434][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.316518][ T32] Call trace: [ 1350.316551][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1350.316653][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1350.316757][ T32] r4:00000000 [ 1350.316784][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.316827][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1350.316883][ T32] dd20: d06bb000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1350.316917][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1350.316943][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1350.316967][ T32] r5:800f0013 r4:80239bb0 [ 1350.316988][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.317052][ T32] r4:82ac21e4 [ 1350.317085][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.317152][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1350.317180][ T32] r4:dfa0ddc0 [ 1350.317200][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.317245][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1350.317294][ T32] r4:00000000 [ 1350.317371][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.317422][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1350.317469][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.317627][ T32] r5:00001000 r4:e0053000 [ 1350.317665][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.317709][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.317806][ T32] r5:84af7b8c r4:84af7800 [ 1350.317854][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.317936][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1350.317963][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.318069][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.318102][ T32] r4:84864380 [ 1350.318150][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.318202][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1350.318226][ T32] r4:00000001 [ 1350.318321][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.318363][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1350.318412][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.318444][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.318508][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.318649][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.339360][ T32] r4:84867140 [ 1350.339407][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.339442][ T32] INFO: task kworker/1:532:6707 blocked for more than 476 seconds. [ 1350.339477][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 4 printk messages dropped ** [ 1350.339825][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 1350.340246][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1350.340658][ T32] r5:85b3ef8c r4:85b3ec00 ** 2 printk messages dropped ** [ 1350.340763][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1350.341404][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1350.342142][ T32] Call trace: ** 5 printk messages dropped ** [ 1350.342414][ T32] dd20: d093a000 eb0cd000 00000001 80239b98 7f13f000 00000001 ** 9 printk messages dropped ** [ 1350.342916][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 3 printk messages dropped ** [ 1350.343129][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.343197][ T32] r5:00001000 r4:e0053000 [ 1350.343251][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.343296][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.343344][ T32] r5:84af7b8c r4:84af7800 [ 1350.343367][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.343416][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1350.343466][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.343553][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.343577][ T32] r4:84864380 [ 1350.343597][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.343658][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1350.343711][ T32] r4:00000001 [ 1350.343798][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.343857][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1350.343914][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.343949][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.343993][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.344025][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.344097][ T32] r4:84867140 [ 1350.344121][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.344149][ T32] INFO: task kworker/1:533:6709 blocked for more than 476 seconds. [ 1350.344189][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.344249][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.344276][ T32] task:kworker/1:533 state:D stack:0 pid:6709 tgid:6709 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.344340][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.344384][ T32] Call trace: [ 1350.344605][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1350.344708][ T32] r10:8291a684 r9:ed18dd84 r8:00000002 r7:60000113 r6:ed18dd8c r5:85b0bc00 [ 1350.344771][ T32] r4:85b0bc00 [ 1350.344817][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1350.344925][ T32] r5:85b0bc00 r4:8291a680 [ 1350.344989][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.345074][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.345173][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed18de08 [ 1350.345224][ T32] r4:00000000 [ 1350.345287][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1350.345425][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1350.345512][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.345610][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853c3140 [ 1350.345664][ T32] r4:00000000 [ 1350.345693][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.345749][ T32] r9:83018205 r8:85b0bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f30d000 [ 1350.345821][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.345913][ T32] r5:00001000 r4:ec93f000 [ 1350.345939][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.346026][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.346077][ T32] r5:85b3f38c r4:85b3f000 [ 1350.346099][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.346147][ T32] r7:ddde2d80 r6:83018200 r5:85b3f38c r4:853d5200 [ 1350.346169][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.346215][ T32] r10:61c88647 r9:85b0bc00 r8:853d522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.346239][ T32] r4:853d5200 [ 1350.346257][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.346304][ T32] r10:00000000 r9:853d5200 r8:80287e08 r7:ed181e60 r6:853d5280 r5:85b0bc00 [ 1350.346402][ T32] r4:00000001 [ 1350.346433][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.346471][ T32] Exception stack(0xed18dfb0 to 0xed18dff8) [ 1350.346497][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.346550][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1350.346846][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1350.347712][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 ** 10 printk messages dropped ** [ 1350.348188][ T32] r5:84af7b8c r4:84af7800 ** 4 printk messages dropped ** [ 1350.348510][ T32] r4:84864380 ** 4 printk messages dropped ** [ 1350.379737][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) ** 6 printk messages dropped ** [ 1350.380214][ T32] INFO: task kworker/1:534:6710 blocked for more than 476 seconds. ** 9 printk messages dropped ** [ 1350.381170][ T32] r5:85b0c800 r4:8291a680 ** 3 printk messages dropped ** [ 1350.381437][ T32] r4:00000000 [ 1350.381481][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1350.381552][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1350.381650][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.381778][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853c3380 [ 1350.381857][ T32] r4:00000000 [ 1350.381906][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.382006][ T32] r9:83018205 r8:85b0c800 r7:00000000 r6:83018200 r5:00001000 r4:7f377000 [ 1350.382056][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.382168][ T32] r5:00001000 r4:ec9a3000 [ 1350.382236][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.382332][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.382418][ T32] r5:85b3f78c r4:85b3f400 [ 1350.382461][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.382554][ T32] r7:ddde2d80 r6:83018200 r5:85b3f78c r4:853d5300 [ 1350.382636][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.382771][ T32] r10:61c88647 r9:85b0c800 r8:853d532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.382831][ T32] r4:853d5300 [ 1350.382875][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.382989][ T32] r10:00000000 r9:853d5300 r8:80287e08 r7:ed18de60 r6:853d5380 r5:85b0c800 [ 1350.383065][ T32] r4:00000001 [ 1350.383142][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.383224][ T32] Exception stack(0xed169fb0 to 0xed169ff8) [ 1350.383284][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.383365][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.383429][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.383491][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.383539][ T32] r4:853c3080 [ 1350.383868][ T32] INFO: task kworker/1:534:6710 is blocked on a mutex likely owned by task kworker/1:7:3126. ** 1 printk messages dropped ** [ 1350.384156][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1350.384681][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) ** 7 printk messages dropped ** [ 1350.385303][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 ** 8 printk messages dropped ** [ 1350.385961][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1350.386515][ T32] r4:84864380 [ 1350.386558][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.386652][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1350.386702][ T32] r4:00000001 [ 1350.386776][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.386856][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1350.386916][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.386978][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.387051][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.387114][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.387164][ T32] r4:84867140 [ 1350.387208][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.387280][ T32] INFO: task kworker/1:535:6712 blocked for more than 476 seconds. [ 1350.387360][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.387447][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.387499][ T32] task:kworker/1:535 state:D stack:0 pid:6712 tgid:6712 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.387598][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.387701][ T32] Call trace: [ 1350.387787][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1350.387885][ T32] r10:8291a684 r9:ed1a5d84 r8:00000002 r7:60000113 r6:ed1a5d8c r5:85b0e000 [ 1350.387938][ T32] r4:85b0e000 [ 1350.388003][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1350.388097][ T32] r5:85b0e000 r4:8291a680 [ 1350.388143][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.388223][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.388312][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed1a5e08 [ 1350.388362][ T32] r4:00000000 [ 1350.388405][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1350.397626][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1350.397743][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.397798][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853c3b80 [ 1350.397826][ T32] r4:00000000 [ 1350.397849][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.397922][ T32] r9:83018205 r8:85b0e000 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1350.397968][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.398020][ T32] r5:00001000 r4:ecd9b000 [ 1350.398043][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.398108][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.398158][ T32] r5:85b4878c r4:85b48400 [ 1350.398180][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.398243][ T32] r7:ddde2d80 r6:83018200 r5:85b4878c r4:853d5400 [ 1350.398301][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.398355][ T32] r10:61c88647 r9:85b0e000 r8:853d542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.398418][ T32] r4:853d5400 [ 1350.398444][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.401139][ T32] r10:00000000 r9:853d5400 r8:80287e08 r7:ed169e60 r6:853d5480 r5:85b0e000 [ 1350.401236][ T32] r4:00000001 [ 1350.401271][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1350.401483][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1350.402171][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 ** 6 printk messages dropped ** [ 1350.402529][ T32] r5:800f0013 r4:80239bb0 ** 6 printk messages dropped ** [ 1350.402912][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 7 printk messages dropped ** [ 1350.403356][ T32] r5:84af7b8c r4:84af7800 ** 4 printk messages dropped ** [ 1350.403639][ T32] r4:84864380 ** 4 printk messages dropped ** [ 1350.403869][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) ** 4 printk messages dropped ** [ 1350.404073][ T32] r4:84867140 ** 5 printk messages dropped ** [ 1350.404468][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1350.404960][ T32] r5:85b0d400 r4:8291a680 ** 3 printk messages dropped ** [ 1350.405351][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1350.405600][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1350.405963][ T32] r5:85b3fb8c r4:85b3f800 ** 2 printk messages dropped ** [ 1350.406079][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1350.406586][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1350.407143][ T32] Call trace: ** 5 printk messages dropped ** [ 1350.407523][ T32] dd20: d0d61000 eb0cd000 00000001 80239b98 7f13f000 00000001 ** 9 printk messages dropped ** [ 1350.408011][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 9 printk messages dropped ** [ 1350.433946][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 ** 7 printk messages dropped ** [ 1350.434427][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) ** 7 printk messages dropped ** [ 1350.434898][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 1 printk messages dropped ** [ 1350.435004][ T32] task:kworker/1:537 state:D stack:0 pid:6717 tgid:6717 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.435120][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.435208][ T32] Call trace: [ 1350.435331][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1350.435475][ T32] r10:8291a684 r9:ed1b1d84 r8:00000002 r7:60000013 r6:ed1b1d8c r5:85b0ec00 [ 1350.435532][ T32] r4:85b0ec00 [ 1350.435573][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1350.435662][ T32] r5:85b0ec00 r4:8291a680 [ 1350.435705][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.435810][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.435911][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed1b1e08 [ 1350.435972][ T32] r4:00000000 [ 1350.436015][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1350.436124][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1350.436200][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.436246][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853c38c0 [ 1350.436271][ T32] r4:00000000 [ 1350.436388][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.436442][ T32] r9:83018205 r8:85b0ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f37d000 [ 1350.436465][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.436508][ T32] r5:00001000 r4:ecd4d000 [ 1350.436528][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.436591][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.436643][ T32] r5:85b3ff8c r4:85b3fc00 [ 1350.436688][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.436752][ T32] r7:ddde2d80 r6:83018200 r5:85b3ff8c r4:853d5600 [ 1350.436796][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.436872][ T32] r10:61c88647 r9:85b0ec00 r8:853d562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.436923][ T32] r4:853d5600 [ 1350.436947][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.436994][ T32] r10:00000000 r9:853d5600 r8:80287e08 r7:ed1a5e60 r6:853d5680 r5:85b0ec00 [ 1350.437017][ T32] r4:00000001 [ 1350.437036][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.437071][ T32] Exception stack(0xed1b1fb0 to 0xed1b1ff8) [ 1350.437098][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.437175][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.437236][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.437284][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.437323][ T32] r4:853c3640 [ 1350.437517][ T32] INFO: task kworker/1:537:6717 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1350.437555][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.437616][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.437752][ T32] Call trace: [ 1350.437876][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1350.437957][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1350.437988][ T32] r4:00000000 [ 1350.438110][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.438154][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1350.438247][ T32] dd20: d1105000 eb0cd000 00000001 80239b98 7f13f000 00000001 ** 1 printk messages dropped ** [ 1350.438370][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1350.454607][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 9 printk messages dropped ** [ 1350.455407][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 ** 6 printk messages dropped ** [ 1350.455851][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1350.456267][ T32] r4:84867140 ** 5 printk messages dropped ** [ 1350.456591][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1350.457061][ T32] r5:85b08c00 r4:8291a680 ** 5 printk messages dropped ** [ 1350.457387][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1350.457781][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1350.458384][ T32] r10:00000000 r9:853d5700 r8:80287e08 r7:ed1a5e60 r6:853d5780 r5:85b08c00 ** 8 printk messages dropped ** [ 1350.469890][ T32] INFO: task kworker/1:538:6719 is blocked on a mutex likely owned by task kworker/1:7:3126. ** 8 printk messages dropped ** [ 1350.470768][ T32] dd20: d1341000 eb0cd000 00000001 80239b98 7f13f000 00000001 ** 7 printk messages dropped ** [ 1350.471441][ T32] r4:dfa0ddc0 ** 5 printk messages dropped ** [ 1350.471910][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1350.472480][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1350.472534][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.472651][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.472700][ T32] r4:84864380 [ 1350.472749][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.472863][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1350.472930][ T32] r4:00000001 [ 1350.472976][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.473048][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1350.473103][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.473162][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.473220][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.473279][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.473328][ T32] r4:84867140 [ 1350.473378][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.473434][ T32] INFO: task kworker/1:539:6722 blocked for more than 476 seconds. [ 1350.473501][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.473575][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.473626][ T32] task:kworker/1:539 state:D stack:0 pid:6722 tgid:6722 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.473756][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.473850][ T32] Call trace: [ 1350.473912][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1350.474004][ T32] r10:8291a684 r9:ed1d5d84 r8:00000002 r7:60000113 r6:ed1d5d8c r5:85b04800 [ 1350.474054][ T32] r4:85b04800 [ 1350.474115][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1350.474224][ T32] r5:85b04800 r4:8291a680 [ 1350.474277][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.474404][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.474524][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed1d5e08 [ 1350.474613][ T32] r4:00000000 [ 1350.474717][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1350.474847][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1350.474925][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.475010][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853c3cc0 [ 1350.475058][ T32] r4:00000000 [ 1350.475126][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.475246][ T32] r9:83018205 r8:85b04800 r7:00000000 r6:83018200 r5:00001000 r4:7f383000 [ 1350.475299][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.475388][ T32] r5:00001000 r4:ecdb7000 [ 1350.475436][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.475517][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.475601][ T32] r5:85b48b8c r4:85b48800 [ 1350.475645][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.475744][ T32] r7:ddde2d80 r6:83018200 r5:85b48b8c r4:853d5800 [ 1350.475812][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.475935][ T32] r10:61c88647 r9:85b04800 r8:853d582c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.476004][ T32] r4:853d5800 [ 1350.476071][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.476195][ T32] r10:00000000 r9:853d5800 r8:80287e08 r7:ed1a5e60 r6:853d5880 r5:85b04800 [ 1350.476249][ T32] r4:00000001 [ 1350.476307][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.476393][ T32] Exception stack(0xed1d5fb0 to 0xed1d5ff8) [ 1350.476448][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.476525][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.476587][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.476651][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.476698][ T32] r4:853c3b40 [ 1350.476911][ T32] INFO: task kworker/1:539:6722 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1350.476983][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.477145][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.477286][ T32] Call trace: [ 1350.477367][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1350.477492][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1350.477554][ T32] r4:00000000 [ 1350.477599][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.477714][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1350.477811][ T32] dd20: d1341000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1350.477877][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1350.477932][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1350.477985][ T32] r5:800f0013 r4:80239bb0 [ 1350.478028][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.478111][ T32] r4:82ac21e4 [ 1350.478154][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.478237][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1350.478288][ T32] r4:dfa0ddc0 [ 1350.478330][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1350.513161][ T32] r5:84af7b8c r4:84af7800 [ 1350.513184][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.513281][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1350.513307][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.513408][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.513512][ T32] r4:84864380 [ 1350.513590][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.513643][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1350.513690][ T32] r4:00000001 [ 1350.513720][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.513766][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1350.513847][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.513881][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.513932][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.513989][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.514017][ T32] r4:84867140 [ 1350.514062][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.514127][ T32] INFO: task kworker/1:540:6724 blocked for more than 477 seconds. [ 1350.514170][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.514221][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.514252][ T32] task:kworker/1:540 state:D stack:0 pid:6724 tgid:6724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.514364][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.514454][ T32] Call trace: [ 1350.514536][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1350.514594][ T32] r10:8291a684 r9:ed1f5d84 r8:00000002 r7:60000113 r6:ed1f5d8c r5:85b03000 [ 1350.514645][ T32] r4:85b03000 [ 1350.514696][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1350.514815][ T32] r5:85b03000 r4:8291a680 [ 1350.514859][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.514942][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.515030][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed1f5e08 [ 1350.515077][ T32] r4:00000000 [ 1350.515116][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1350.515189][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1350.515320][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.515413][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853c3e00 ** 2 printk messages dropped ** [ 1350.515617][ T32] r9:83018205 r8:85b03000 r7:00000000 r6:83018200 r5:00001000 r4:7f385000 ** 5 printk messages dropped ** [ 1350.516065][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1350.516493][ T32] Exception stack(0xed1f5fb0 to 0xed1f5ff8) ** 6 printk messages dropped ** [ 1350.516931][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1350.517345][ T32] r5:800f0013 r4:80239bb0 [ 1350.517365][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.517409][ T32] r4:82ac21e4 [ 1350.517429][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.517475][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1350.517498][ T32] r4:dfa0ddc0 [ 1350.517517][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.517575][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1350.517627][ T32] r4:00000000 [ 1350.517677][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.517748][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1350.517772][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.517816][ T32] r5:00001000 r4:e0053000 [ 1350.517837][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.517877][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.517918][ T32] r5:84af7b8c r4:84af7800 [ 1350.517980][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.518053][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1350.518086][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.518164][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.518191][ T32] r4:84864380 [ 1350.518241][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.518292][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1350.518340][ T32] r4:00000001 [ 1350.518374][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.518410][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1350.518437][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.518515][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1350.526437][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1350.526862][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1350.527434][ T32] r5:00001000 r4:ecde5000 ** 2 printk messages dropped ** [ 1350.527544][ T32] r5:85b4938c r4:85b49000 ** 3 printk messages dropped ** [ 1350.527843][ T32] r10:61c88647 r9:85b10000 r8:853d5a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1350.528194][ T32] r4:00000001 [ 1350.528227][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.528319][ T32] Exception stack(0xed199fb0 to 0xed199ff8) [ 1350.528405][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.528498][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.539072][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.539126][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.539151][ T32] r4:853c3b40 [ 1350.539373][ T32] INFO: task kworker/1:541:6725 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1350.539414][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.539573][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.539679][ T32] Call trace: [ 1350.539746][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1350.539833][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1350.539861][ T32] r4:00000000 [ 1350.539906][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.539952][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1350.539983][ T32] dd20: d1a4a000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1350.540024][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1350.540079][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1350.540119][ T32] r5:800f0013 r4:80239bb0 [ 1350.540167][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.540245][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 1350.540340][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 ** 12 printk messages dropped ** [ 1350.540909][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 ** 5 printk messages dropped ** [ 1350.541193][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1350.541386][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1350.541665][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1350.542126][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1350.542657][ T32] r5:00001000 r4:ece0d000 ** 2 printk messages dropped ** [ 1350.542816][ T32] r5:85b4978c r4:85b49400 ** 3 printk messages dropped ** [ 1350.542976][ T32] r10:61c88647 r9:85b10c00 r8:853d5b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1350.543382][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1350.543800][ T32] Call trace: ** 5 printk messages dropped ** [ 1350.544022][ T32] dd20: d1a4a000 eb0cd000 00000001 80239b98 7f13f000 00000001 ** 9 printk messages dropped ** [ 1350.544389][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 11 printk messages dropped ** [ 1350.544837][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1350.545049][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1350.545565][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1350.546007][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1350.546833][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 1 printk messages dropped ** [ 1350.546894][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.546933][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.546975][ T32] r5:85b49b8c r4:85b49800 [ 1350.547075][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.547143][ T32] r7:ddde2d80 r6:83018200 r5:85b49b8c r4:853d5c00 [ 1350.547169][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.547221][ T32] r10:61c88647 r9:85b11800 r8:853d5c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.547260][ T32] r4:853d5c00 [ 1350.547281][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.547326][ T32] r10:00000000 r9:853d5c00 r8:80287e08 r7:ed201e60 r6:853d5c80 r5:85b11800 [ 1350.547348][ T32] r4:00000001 [ 1350.547367][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.547419][ T32] Exception stack(0xed20dfb0 to 0xed20dff8) [ 1350.547449][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.547478][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.547505][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.547534][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.547557][ T32] r4:853c3fc0 [ 1350.547651][ T32] INFO: task kworker/1:543:6729 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1350.547688][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.547752][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.547855][ T32] Call trace: [ 1350.547897][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1350.547971][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1350.548013][ T32] r4:00000000 [ 1350.548241][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.548285][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1350.548314][ T32] dd20: d1a4a000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1350.548344][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1350.548369][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1350.548393][ T32] r5:800f0013 r4:80239bb0 [ 1350.548413][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.548501][ T32] r4:82ac21e4 [ 1350.568125][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.568242][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1350.568296][ T32] r4:dfa0ddc0 [ 1350.568320][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.568367][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1350.568391][ T32] r4:00000000 [ 1350.568412][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1350.569467][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 13 printk messages dropped ** [ 1350.569986][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 10 printk messages dropped ** [ 1350.570818][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1350.571398][ T32] r5:85b49f8c r4:85b49c00 ** 6 printk messages dropped ** [ 1350.571744][ T32] r10:00000000 r9:853d5d00 r8:80287e08 r7:ed20de60 r6:853d5d80 r5:85b12400 ** 14 printk messages dropped ** [ 1350.572662][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1350.572999][ T32] r4:82ac21e4 ** 7 printk messages dropped ** [ 1350.573342][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 ** 11 printk messages dropped ** [ 1350.573907][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 4 printk messages dropped ** [ 1350.574194][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.574232][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.574263][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.574286][ T32] r4:84867140 [ 1350.574306][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.574330][ T32] INFO: task kworker/1:545:6733 blocked for more than 477 seconds. [ 1350.574359][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.574383][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.574404][ T32] task:kworker/1:545 state:D stack:0 pid:6733 tgid:6733 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.574522][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.574637][ T32] Call trace: [ 1350.574698][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1350.574778][ T32] r10:8291a684 r9:ed225d84 r8:00000002 r7:60000013 r6:ed225d8c r5:85b13000 [ 1350.574816][ T32] r4:85b13000 [ 1350.574851][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1350.574972][ T32] r5:85b13000 r4:8291a680 [ 1350.575017][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.575060][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.575102][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed225e08 [ 1350.575175][ T32] r4:00000000 [ 1350.575199][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1350.575236][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1350.575271][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.575351][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852d3480 [ 1350.575443][ T32] r4:00000000 [ 1350.575489][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.575588][ T32] r9:83018205 r8:85b13000 r7:00000000 r6:83018200 r5:00001000 r4:7f38f000 [ 1350.575613][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.575655][ T32] r5:00001000 r4:ed159000 [ 1350.575714][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.575791][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.575847][ T32] r5:85b4a38c r4:85b4a000 [ 1350.575869][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.575943][ T32] r7:ddde2d80 r6:83018200 r5:85b4a38c r4:853d5e00 [ 1350.575984][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.576036][ T32] r10:61c88647 r9:85b13000 r8:853d5e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.576060][ T32] r4:853d5e00 [ 1350.576081][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.576127][ T32] r10:00000000 r9:853d5e00 r8:80287e08 r7:ed219e60 r6:853d5e80 r5:85b13000 [ 1350.576181][ T32] r4:00000001 [ 1350.576205][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.576244][ T32] Exception stack(0xed225fb0 to 0xed225ff8) [ 1350.576297][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.576418][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.576472][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.576504][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 1350.576906][ T32] Call trace: ** 5 printk messages dropped ** [ 1350.577194][ T32] dd20: d1d5f000 eb0cd000 00000001 80239b98 7f13f000 00000001 ** 9 printk messages dropped ** [ 1350.577764][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 14 printk messages dropped ** [ 1350.578426][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 13 printk messages dropped ** [ 1350.610095][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1350.610617][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1350.611291][ T32] r5:85b4a78c r4:85b4a400 ** 3 printk messages dropped ** [ 1350.611530][ T32] r10:61c88647 r9:85b13c00 r8:853d5f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1350.611929][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1350.612579][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 ** 5 printk messages dropped ** [ 1350.612902][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1350.612936][ T32] r5:800f0013 r4:80239bb0 [ 1350.612959][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.613001][ T32] r4:82ac21e4 [ 1350.613022][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.613063][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1350.613120][ T32] r4:dfa0ddc0 [ 1350.613143][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.613187][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1350.613212][ T32] r4:00000000 [ 1350.613232][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.613276][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1350.613299][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.613340][ T32] r5:00001000 r4:e0053000 [ 1350.613360][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.613422][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.613469][ T32] r5:84af7b8c r4:84af7800 [ 1350.613490][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.613539][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1350.613561][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.613607][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.613631][ T32] r4:84864380 [ 1350.613721][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.613778][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1350.613803][ T32] r4:00000001 [ 1350.613823][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.613859][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1350.613933][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.613966][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.613994][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.614024][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.614046][ T32] r4:84867140 [ 1350.614068][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.614094][ T32] INFO: task kworker/1:547:6737 blocked for more than 477 seconds. [ 1350.614123][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.614172][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.614201][ T32] task:kworker/1:547 state:D stack:0 pid:6737 tgid:6737 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.614276][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.614353][ T32] Call trace: [ 1350.614386][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1350.614435][ T32] r10:8291a684 r9:ed23dd84 r8:00000002 r7:60000113 r6:ed23dd8c r5:85b14800 [ 1350.614458][ T32] r4:85b14800 [ 1350.614478][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1350.614520][ T32] r5:85b14800 r4:8291a680 [ 1350.614541][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.614604][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.614650][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed23de08 [ 1350.614697][ T32] r4:00000000 [ 1350.614768][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1350.614817][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1350.614853][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.614919][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852d3780 [ 1350.614946][ T32] r4:00000000 [ 1350.614989][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.615062][ T32] r9:83018205 r8:85b14800 r7:00000000 r6:83018200 r5:00001000 r4:7f393000 ** 4 printk messages dropped ** [ 1350.615413][ T32] r5:85b4ab8c r4:85b4a800 ** 1 printk messages dropped ** [ 1350.615533][ T32] r7:ddde2d80 r6:83018200 r5:85b4ab8c r4:852d2000 [ 1350.615583][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.615633][ T32] r10:61c88647 r9:85b14800 r8:852d202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.615680][ T32] r4:852d2000 [ 1350.615764][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.615837][ T32] r10:00000000 r9:852d2000 r8:80287e08 r7:ed231e60 r6:852d2080 r5:85b14800 [ 1350.615886][ T32] r4:00000001 [ 1350.615983][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.616049][ T32] Exception stack(0xed23dfb0 to 0xed23dff8) [ 1350.616085][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.616161][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.616191][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.616223][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.616245][ T32] r4:852d3440 ** 1 printk messages dropped ** [ 1350.616407][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 21 printk messages dropped ** [ 1350.617388][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 15 printk messages dropped ** [ 1350.618261][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1350.652921][ T32] r5:85b15400 r4:8291a680 ** 7 printk messages dropped ** [ 1350.653390][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852d3a80 ** 10 printk messages dropped ** [ 1350.653911][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1350.654389][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 13 printk messages dropped ** [ 1350.655122][ T32] r5:800f0013 r4:80239bb0 ** 10 printk messages dropped ** [ 1350.655626][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1350.656012][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.656105][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1350.656134][ T32] r4:00000001 [ 1350.656167][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.656232][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1350.656268][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.656335][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.656422][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.656456][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.656503][ T32] r4:84867140 [ 1350.656528][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.656641][ T32] INFO: task kworker/1:549:6741 blocked for more than 477 seconds. [ 1350.656710][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.656800][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.656827][ T32] task:kworker/1:549 state:D stack:0 pid:6741 tgid:6741 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.656924][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.657041][ T32] Call trace: [ 1350.657075][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1350.657148][ T32] r10:8291a684 r9:ed25dd84 r8:00000002 r7:60000113 r6:ed25dd8c r5:85b16000 [ 1350.657181][ T32] r4:85b16000 [ 1350.657227][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1350.657297][ T32] r5:85b16000 r4:8291a680 [ 1350.657369][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.657413][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.657457][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed25de08 [ 1350.657505][ T32] r4:00000000 [ 1350.657553][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1350.657600][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1350.657704][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852d38c0 ** 9 printk messages dropped ** [ 1350.658077][ T32] r7:ddde2d80 r6:83018200 r5:85b4af8c r4:852d2200 ** 5 printk messages dropped ** [ 1350.658342][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1350.666129][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 23 printk messages dropped ** [ 1350.667403][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 15 printk messages dropped ** [ 1350.668164][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1350.673611][ T32] r4:85b16c00 [ 1350.673633][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1350.673858][ T32] r5:85b16c00 r4:8291a680 [ 1350.673888][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.673950][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.674098][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed269e08 [ 1350.674126][ T32] r4:00000000 [ 1350.674147][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1350.674207][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1350.674276][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.674322][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852d3bc0 ** 2 printk messages dropped ** [ 1350.674483][ T32] r9:83018205 r8:85b16c00 r7:00000000 r6:83018200 r5:00001000 r4:7f39b000 ** 7 printk messages dropped ** [ 1350.674907][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1350.675355][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1350.676004][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) ** 5 printk messages dropped ** [ 1350.676235][ T32] r4:82ac21e4 ** 8 printk messages dropped ** [ 1350.676778][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1350.677270][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 13 printk messages dropped ** [ 1350.677775][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1350.694836][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 12 printk messages dropped ** [ 1350.695438][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 13 printk messages dropped ** [ 1350.696085][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 22 printk messages dropped ** [ 1350.697136][ T32] r5:00001000 r4:e0053000 ** 10 printk messages dropped ** [ 1350.697912][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1350.698214][ T32] INFO: task kworker/1:552:6747 blocked for more than 477 seconds. ** 13 printk messages dropped ** [ 1350.710121][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1350.710891][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1350.711065][ T32] r5:85b4bf8c r4:85b4bc00 [ 1350.711112][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.711208][ T32] r7:ddde2d80 r6:83018200 r5:85b4bf8c r4:852d2500 [ 1350.711274][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.711376][ T32] r10:61c88647 r9:85b18c00 r8:852d252c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.711429][ T32] r4:852d2500 [ 1350.711476][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.711588][ T32] r10:00000000 r9:852d2500 r8:80287e08 r7:ed275e60 r6:852d2580 r5:85b18c00 [ 1350.711663][ T32] r4:00000001 [ 1350.711780][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.711876][ T32] Exception stack(0xed30dfb0 to 0xed30dff8) [ 1350.711958][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.712040][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.712107][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.712193][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.712250][ T32] r4:852d3b40 [ 1350.712547][ T32] INFO: task kworker/1:552:6747 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1350.712627][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.712826][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.712941][ T32] Call trace: [ 1350.713022][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1350.713148][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1350.713212][ T32] r4:00000000 [ 1350.713274][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.713365][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1350.713434][ T32] dd20: d2eb7000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1350.713547][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1350.713614][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1350.713663][ T32] r5:800f0013 r4:80239bb0 [ 1350.713722][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.713818][ T32] r4:82ac21e4 [ 1350.713888][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.713980][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1350.714049][ T32] r4:dfa0ddc0 [ 1350.714101][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.714196][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1350.714249][ T32] r4:00000000 [ 1350.714298][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1350.715081][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 ** 11 printk messages dropped ** [ 1350.715970][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 15 printk messages dropped ** [ 1350.717279][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed311e08 ** 12 printk messages dropped ** [ 1350.718287][ T32] r5:85b5078c r4:85b50400 ** 7 printk messages dropped ** [ 1350.754391][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1350.755437][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 21 printk messages dropped ** [ 1350.757304][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 16 printk messages dropped ** [ 1350.767619][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1350.768436][ T32] r5:85b1a400 r4:8291a680 ** 8 printk messages dropped ** [ 1350.769889][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1350.770642][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1350.770970][ T32] r10:61c88647 r9:85b1a400 r8:852d272c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.771028][ T32] r4:852d2700 [ 1350.771075][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.771196][ T32] r10:00000000 r9:852d2700 r8:80287e08 r7:ed311e60 r6:852d2780 r5:85b1a400 [ 1350.771277][ T32] r4:00000001 [ 1350.771331][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.771570][ T32] Exception stack(0xed319fb0 to 0xed319ff8) [ 1350.771670][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.771775][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.771847][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.771991][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.772062][ T32] r4:850d5080 [ 1350.772400][ T32] INFO: task kworker/1:554:6752 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1350.772453][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.772652][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.772712][ T32] Call trace: [ 1350.772774][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1350.772829][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1350.772853][ T32] r4:00000000 [ 1350.772894][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.772940][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1350.772978][ T32] dd20: d3679000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1350.773108][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1350.773136][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1350.773178][ T32] r5:800f0013 r4:80239bb0 [ 1350.773207][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.773250][ T32] r4:82ac21e4 [ 1350.773270][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.773312][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1350.773376][ T32] r4:dfa0ddc0 [ 1350.773464][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.773514][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1350.773560][ T32] r4:00000000 [ 1350.773585][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.773636][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1350.773657][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1350.773808][ T32] r5:84af7b8c r4:84af7800 ** 10 printk messages dropped ** [ 1350.774268][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1350.774497][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.774546][ T32] r4:84867140 [ 1350.774595][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.774627][ T32] INFO: task kworker/1:555:6753 blocked for more than 477 seconds. [ 1350.774661][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.774723][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.774769][ T32] task:kworker/1:555 state:D stack:0 pid:6753 tgid:6753 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1350.775486][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 10 printk messages dropped ** [ 1350.775970][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 12 printk messages dropped ** [ 1350.776523][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 15 printk messages dropped ** [ 1350.777436][ T32] r4:82ac21e4 ** 9 printk messages dropped ** [ 1350.777867][ T32] r5:00001000 r4:e0053000 ** 10 printk messages dropped ** [ 1350.778399][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1350.802762][ T32] INFO: task kworker/1:556:6756 blocked for more than 477 seconds. ** 12 printk messages dropped ** [ 1350.803971][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed325e08 ** 14 printk messages dropped ** [ 1350.805151][ T32] r7:ddde2d80 r6:83018200 r5:85b50b8c r4:852d2900 ** 11 printk messages dropped ** [ 1350.806062][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 13 printk messages dropped ** [ 1350.807700][ T32] r5:800f0013 r4:80239bb0 ** 10 printk messages dropped ** [ 1350.808400][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 16 printk messages dropped ** [ 1350.826893][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1350.827432][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1350.827489][ T32] r10:8291a684 r9:ed349d84 r8:00000002 r7:60000013 r6:ed349d8c r5:85b1d400 [ 1350.827512][ T32] r4:85b1d400 [ 1350.827533][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1350.827577][ T32] r5:85b1d400 r4:8291a680 [ 1350.827597][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.827637][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.827678][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed349e08 [ 1350.827770][ T32] r4:00000000 [ 1350.827796][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1350.827833][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1350.827872][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.827915][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d54c0 [ 1350.827959][ T32] r4:00000000 [ 1350.827995][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.828049][ T32] r9:83018205 r8:85b1d400 r7:00000000 r6:83018200 r5:00001000 r4:7f3a7000 [ 1350.828101][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.828148][ T32] r5:00001000 r4:ed33f000 [ 1350.828170][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.828230][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.828286][ T32] r5:85b50f8c r4:85b50c00 [ 1350.828308][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.828375][ T32] r7:ddde2d80 r6:83018200 r5:85b50f8c r4:852d2a00 [ 1350.828401][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.828513][ T32] r10:61c88647 r9:85b1d400 r8:852d2a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.840953][ T32] r4:852d2a00 [ 1350.841022][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1350.841170][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1350.841692][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 21 printk messages dropped ** [ 1350.842942][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 15 printk messages dropped ** [ 1350.843697][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 15 printk messages dropped ** [ 1350.844374][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 14 printk messages dropped ** [ 1350.845220][ T32] r5:85b51b8c r4:85b51800 ** 8 printk messages dropped ** [ 1350.845738][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 14 printk messages dropped ** [ 1350.846619][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) ** 11 printk messages dropped ** [ 1350.847203][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1350.847653][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 13 printk messages dropped ** [ 1350.848114][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 11 printk messages dropped ** [ 1350.872065][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed36de08 ** 12 printk messages dropped ** [ 1350.872580][ T32] r5:85b5178c r4:85b51400 ** 6 printk messages dropped ** [ 1350.872839][ T32] r10:00000000 r9:852d2c00 r8:80287e08 r7:ed355e60 r6:852d2c80 r5:85b20000 ** 14 printk messages dropped ** [ 1350.873574][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1350.873751][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1350.873777][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1350.873800][ T32] r5:800f0013 r4:80239bb0 [ 1350.873852][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.873926][ T32] r4:82ac21e4 [ 1350.873970][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.874104][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1350.874131][ T32] r4:dfa0ddc0 [ 1350.874151][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.874195][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1350.874218][ T32] r4:00000000 [ 1350.874237][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.874281][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1350.874303][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.874344][ T32] r5:00001000 r4:e0053000 [ 1350.874366][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.874414][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.874460][ T32] r5:84af7b8c r4:84af7800 [ 1350.874480][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.874533][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1350.874557][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.874605][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.874643][ T32] r4:84864380 [ 1350.874667][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.874714][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1350.874772][ T32] r4:00000001 [ 1350.874794][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.874831][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1350.874857][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.874886][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.874913][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.874942][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.874965][ T32] r4:84867140 [ 1350.874992][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.875036][ T32] INFO: task kworker/1:560:6764 blocked for more than 477 seconds. [ 1350.875072][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.875100][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.875122][ T32] task:kworker/1:560 state:D stack:0 pid:6764 tgid:6764 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.875206][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.875301][ T32] Call trace: [ 1350.875379][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1350.875499][ T32] r10:8291a684 r9:ed379d84 r8:00000002 r7:60000013 r6:ed379d8c r5:85b22400 ** 6 printk messages dropped ** [ 1350.876036][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1350.876882][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1350.877394][ T32] r4:852d2d00 ** 6 printk messages dropped ** [ 1350.877742][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1350.890160][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) ** 10 printk messages dropped ** [ 1350.890540][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 14 printk messages dropped ** [ 1350.891172][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 15 printk messages dropped ** [ 1350.891767][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) ** 15 printk messages dropped ** [ 1350.892470][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1350.893113][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1350.893547][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1350.894108][ T32] r4:82ac21e4 [ 1350.894128][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.894170][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1350.894212][ T32] r4:dfa0ddc0 [ 1350.894241][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.894283][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1350.894316][ T32] r4:00000000 [ 1350.894360][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.894445][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1350.894494][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.894541][ T32] r5:00001000 r4:e0053000 [ 1350.894567][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.894654][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.894709][ T32] r5:84af7b8c r4:84af7800 [ 1350.894768][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.894835][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1350.894858][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.894927][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.894957][ T32] r4:84864380 [ 1350.894982][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.895033][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1350.895110][ T32] r4:00000001 [ 1350.895161][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.895208][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1350.895249][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.895281][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.895328][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.895365][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.895388][ T32] r4:84867140 [ 1350.895438][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.895472][ T32] INFO: task kworker/1:562:6768 blocked for more than 477 seconds. [ 1350.895523][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.895576][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.895607][ T32] task:kworker/1:562 state:D stack:0 pid:6768 tgid:6768 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.895681][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1350.895982][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 14 printk messages dropped ** [ 1350.896696][ T32] r5:85b5238c r4:85b52000 ** 6 printk messages dropped ** [ 1350.897018][ T32] r10:00000000 r9:852d2f00 r8:80287e08 r7:ed385e60 r6:852d2f80 r5:85b20c00 ** 16 printk messages dropped ** [ 1350.897903][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) ** 10 printk messages dropped ** [ 1350.898271][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 15 printk messages dropped ** [ 1350.918291][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1350.919066][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 11 printk messages dropped ** [ 1350.919561][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed3a9e08 ** 12 printk messages dropped ** [ 1350.920196][ T32] r5:85b5338c r4:85b53000 ** 3 printk messages dropped ** [ 1350.920343][ T32] r10:61c88647 r9:85b23c00 r8:851c202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1350.920716][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.920788][ T32] r4:851cf100 [ 1350.920956][ T32] INFO: task kworker/1:563:6771 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1350.921025][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.921093][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.921138][ T32] Call trace: [ 1350.921169][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1350.921218][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1350.921241][ T32] r4:00000000 [ 1350.921260][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.921299][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1350.921328][ T32] dd20: d4c6e000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1350.921356][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1350.921446][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1350.921476][ T32] r5:800f0013 r4:80239bb0 [ 1350.921497][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.921620][ T32] r4:82ac21e4 [ 1350.921645][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.921689][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1350.921712][ T32] r4:dfa0ddc0 [ 1350.921745][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.921790][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1350.921813][ T32] r4:00000000 [ 1350.921834][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.921877][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 ** 4 printk messages dropped ** [ 1350.922046][ T32] r5:84af7b8c r4:84af7800 ** 8 printk messages dropped ** [ 1350.922420][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 13 printk messages dropped ** [ 1350.923037][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) ** 14 printk messages dropped ** [ 1350.923614][ T32] r9:83018205 r8:85b25400 r7:00000000 r6:83018200 r5:00001000 r4:7f3bb000 ** 9 printk messages dropped ** [ 1350.924211][ T32] r4:851c2100 ** 6 printk messages dropped ** [ 1350.924467][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.924494][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.924523][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.924549][ T32] r4:851cf280 [ 1350.924683][ T32] INFO: task kworker/1:564:6773 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1350.924739][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.924805][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.924852][ T32] Call trace: [ 1350.924902][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1350.924978][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1350.925034][ T32] r4:00000000 [ 1350.925117][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.925192][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1350.925222][ T32] dd20: d4c6e000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1350.925252][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1350.925277][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1350.925301][ T32] r5:800f0013 r4:80239bb0 [ 1350.925324][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.925381][ T32] r4:82ac21e4 [ 1350.925407][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.925463][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1350.925489][ T32] r4:dfa0ddc0 [ 1350.925509][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.925572][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 4 printk messages dropped ** [ 1350.925863][ T32] r5:00001000 r4:e0053000 ** 7 printk messages dropped ** [ 1350.926255][ T32] r4:84864380 ** 5 printk messages dropped ** [ 1350.926644][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1350.927211][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1350.927682][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed33de08 ** 12 printk messages dropped ** [ 1350.928281][ T32] r5:85b52f8c r4:85b52c00 ** 4 printk messages dropped ** [ 1350.960606][ T32] r4:851c2200 ** 8 printk messages dropped ** [ 1350.961027][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 13 printk messages dropped ** [ 1350.961832][ T32] r5:800f0013 r4:80239bb0 ** 11 printk messages dropped ** [ 1350.962274][ T32] r5:00001000 r4:e0053000 ** 8 printk messages dropped ** [ 1350.962598][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.962645][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1350.962668][ T32] r4:00000001 [ 1350.962775][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.962827][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1350.962857][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.962905][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.962937][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.962967][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.962995][ T32] r4:84867140 [ 1350.963016][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.963046][ T32] INFO: task kworker/1:566:6776 blocked for more than 477 seconds. [ 1350.963078][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.963104][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 1350.963336][ T32] r4:85a95400 ** 7 printk messages dropped ** [ 1350.963650][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 10 printk messages dropped ** [ 1350.964133][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 14 printk messages dropped ** [ 1350.964850][ T32] INFO: task kworker/1:566:6776 is blocked on a mutex likely owned by task kworker/1:7:3126. ** 16 printk messages dropped ** [ 1350.965656][ T32] r4:dfa0ddc0 ** 9 printk messages dropped ** [ 1350.966144][ T32] r5:84af7b8c r4:84af7800 ** 9 printk messages dropped ** [ 1350.966559][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) ** 12 printk messages dropped ** [ 1350.967092][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) ** 14 printk messages dropped ** [ 1350.967818][ T32] r9:83018205 r8:85a93000 r7:00000000 r6:83018200 r5:00001000 r4:7f3c1000 ** 11 printk messages dropped ** [ 1350.968318][ T32] r10:00000000 r9:851c2300 r8:80287e08 r7:ed361e60 r6:859f6300 r5:85a93000 ** 11 printk messages dropped ** [ 1350.989689][ T32] Call trace: ** 7 printk messages dropped ** [ 1350.990043][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 13 printk messages dropped ** [ 1350.990650][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 15 printk messages dropped ** [ 1350.991306][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1350.991571][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.991642][ T32] Call trace: [ 1350.991673][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1350.991722][ T32] r10:8291a684 r9:ed3f1d84 r8:00000002 r7:60000113 r6:ed3f1d8c r5:85a94800 [ 1350.991751][ T32] r4:85a94800 [ 1350.991772][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1350.991814][ T32] r5:85a94800 r4:8291a680 [ 1350.991833][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.991872][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.991913][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed3f1e08 [ 1350.991936][ T32] r4:00000000 [ 1350.991955][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1350.991993][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1350.992028][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.992132][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851cfa80 [ 1350.992160][ T32] r4:00000000 [ 1350.992182][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.992227][ T32] r9:83018205 r8:85a94800 r7:00000000 r6:83018200 r5:00001000 r4:7f3c5000 [ 1350.992268][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.992334][ T32] r5:00001000 r4:ed3e7000 [ 1350.992358][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.992398][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.992441][ T32] r5:85b53f8c r4:85b53c00 [ 1350.992461][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.992507][ T32] r7:ddde2d80 r6:83018200 r5:85b53f8c r4:851c2380 [ 1350.992567][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.992655][ T32] r10:61c88647 r9:85a94800 r8:851c23ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.992687][ T32] r4:851c2380 [ 1350.992753][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.992802][ T32] r10:00000000 r9:851c2380 r8:80287e08 r7:ed361e60 r6:859f6380 r5:85a94800 [ 1350.992826][ T32] r4:00000001 [ 1350.992866][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.992910][ T32] Exception stack(0xed3f1fb0 to 0xed3f1ff8) [ 1350.992951][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.992994][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1350.993583][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 ** 17 printk messages dropped ** [ 1350.994356][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1350.994962][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 6 printk messages dropped ** [ 1350.995303][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1350.995573][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1350.995862][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1350.996199][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851cfc80 ** 7 printk messages dropped ** [ 1350.996582][ T32] r5:85b5c38c r4:85b5c000 ** 3 printk messages dropped ** [ 1350.996757][ T32] r10:61c88647 r9:85a92400 r8:851c242c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 4 printk messages dropped ** [ 1350.996965][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1350.997157][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1350.997589][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 ** 2 printk messages dropped ** [ 1350.997671][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1350.997699][ T32] dd20: d592b000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1350.997734][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1350.997761][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1350.997796][ T32] r5:800f0013 r4:80239bb0 [ 1350.997824][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.997867][ T32] r4:82ac21e4 [ 1350.997901][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.997966][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1350.998082][ T32] r4:dfa0ddc0 [ 1350.998105][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.998148][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1350.998172][ T32] r4:00000000 [ 1350.998192][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.998237][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1350.998259][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.998300][ T32] r5:00001000 r4:e0053000 [ 1350.998321][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.998360][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.018863][ T32] r5:84af7b8c r4:84af7800 [ 1351.018953][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.019032][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1351.019056][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.019104][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.019128][ T32] r4:84864380 [ 1351.019150][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.019199][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1351.019222][ T32] r4:00000001 [ 1351.019242][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.019292][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1351.019329][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.019359][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.019386][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.019436][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.019466][ T32] r4:84867140 [ 1351.019513][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.019553][ T32] INFO: task kworker/1:570:6785 blocked for more than 477 seconds. [ 1351.019587][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.019614][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.019658][ T32] task:kworker/1:570 state:D stack:0 pid:6785 tgid:6785 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.019731][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.019854][ T32] Call trace: [ 1351.019921][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1351.020002][ T32] r10:8291a684 r9:ed39dd84 r8:00000002 r7:60000013 r6:ed39dd8c r5:85b26c00 [ 1351.020044][ T32] r4:85b26c00 [ 1351.020068][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1351.020113][ T32] r5:85b26c00 r4:8291a680 [ 1351.020134][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.020188][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.020234][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed39de08 [ 1351.020256][ T32] r4:00000000 [ 1351.020301][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1351.020349][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1351.020401][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.020462][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851cf080 [ 1351.020510][ T32] r4:00000000 [ 1351.020534][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.020582][ T32] r9:83018205 r8:85b26c00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1351.020638][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.020707][ T32] r5:00001000 r4:ebc8f000 [ 1351.020737][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.020793][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.020839][ T32] r5:85b5cb8c r4:85b5c800 [ 1351.020900][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.020951][ T32] r7:ddde2d80 r6:83018200 r5:85b5cb8c r4:851c2480 [ 1351.020972][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.021017][ T32] r10:61c88647 r9:85b26c00 r8:851c24ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.021041][ T32] r4:851c2480 [ 1351.021060][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.021104][ T32] r10:00000000 r9:851c2480 r8:80287e08 r7:ed3f5e60 r6:851c2500 r5:85b26c00 [ 1351.021161][ T32] r4:00000001 [ 1351.021184][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.021221][ T32] Exception stack(0xed39dfb0 to 0xed39dff8) [ 1351.021247][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.021275][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.021302][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.021330][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.021373][ T32] r4:851cfb00 [ 1351.021563][ T32] INFO: task kworker/1:570:6785 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1351.021598][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.021682][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.021734][ T32] Call trace: [ 1351.021774][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1351.021826][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1351.021850][ T32] r4:00000000 [ 1351.021891][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.021958][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1351.021995][ T32] dd20: d5b65000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1351.022025][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1351.022050][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1351.022074][ T32] r5:800f0013 r4:80239bb0 [ 1351.022096][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.022142][ T32] r4:82ac21e4 [ 1351.022162][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.022204][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1351.022226][ T32] r4:dfa0ddc0 [ 1351.022245][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.022307][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1351.022335][ T32] r4:00000000 [ 1351.022356][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.022422][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1351.022447][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.022500][ T32] r5:00001000 r4:e0053000 [ 1351.022570][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.022622][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.022787][ T32] r5:84af7b8c r4:84af7800 [ 1351.022840][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.022905][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1351.022931][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.022979][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.023002][ T32] r4:84864380 [ 1351.023021][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.023066][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1351.023089][ T32] r4:00000001 [ 1351.023108][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.023143][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1351.023169][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.023219][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.023250][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.023279][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1351.023570][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1351.023859][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.023898][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.023961][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed3f9e08 [ 1351.024010][ T32] r4:00000000 [ 1351.024046][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1351.024086][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1351.024121][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.024165][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851cfe80 [ 1351.024187][ T32] r4:00000000 [ 1351.024227][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.024290][ T32] r9:83018205 r8:85b23000 r7:00000000 r6:83018200 r5:00001000 r4:7f3c9000 [ 1351.024342][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.024418][ T32] r5:00001000 r4:eb99b000 [ 1351.024478][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.024528][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.024585][ T32] r5:85b5c78c r4:85b5c400 [ 1351.024629][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.024721][ T32] r7:ddde2d80 r6:83018200 r5:85b5c78c r4:851c2580 ** 1 printk messages dropped ** [ 1351.024803][ T32] r10:61c88647 r9:85b23000 r8:851c25ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 11 printk messages dropped ** [ 1351.025453][ T32] INFO: task kworker/1:571:6788 is blocked on a mutex likely owned by task kworker/1:7:3126. ** 9 printk messages dropped ** [ 1351.025919][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 ** 11 printk messages dropped ** [ 1351.026408][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 ** 8 printk messages dropped ** [ 1351.026874][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1351.027268][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1351.027638][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1351.028059][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1351.028408][ T32] r9:83018205 r8:85b1ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cf000 ** 7 printk messages dropped ** [ 1351.059318][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1351.059544][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1351.059751][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1351.060134][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1351.060592][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1351.060629][ T32] r5:800f0013 r4:80239bb0 [ 1351.060673][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.060750][ T32] r4:82ac21e4 [ 1351.060772][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.060828][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1351.060871][ T32] r4:dfa0ddc0 [ 1351.060915][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.060988][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1351.061056][ T32] r4:00000000 [ 1351.061086][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.061136][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1351.061160][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.061212][ T32] r5:00001000 r4:e0053000 [ 1351.061259][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.061303][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.061365][ T32] r5:84af7b8c r4:84af7800 [ 1351.061391][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.061463][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1351.061509][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.061566][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.061610][ T32] r4:84864380 [ 1351.061659][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.061714][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1351.061746][ T32] r4:00000001 [ 1351.061766][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.061825][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1351.061862][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.061902][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.061940][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1351.062045][ T32] INFO: task kworker/1:573:6792 blocked for more than 477 seconds. ** 12 printk messages dropped ** [ 1351.062580][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed401e08 ** 12 printk messages dropped ** [ 1351.063100][ T32] r5:85b5d38c r4:85b5d000 ** 3 printk messages dropped ** [ 1351.063308][ T32] r10:61c88647 r9:85b24800 r8:851c27ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 12 printk messages dropped ** [ 1351.063837][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 17 printk messages dropped ** [ 1351.064783][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 14 printk messages dropped ** [ 1351.065523][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 12 printk messages dropped ** [ 1351.065935][ T32] task:kworker/1:574 state:D stack:0 pid:6794 tgid:6794 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1351.066428][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed405e08 ** 9 printk messages dropped ** [ 1351.066887][ T32] r5:00001000 r4:ecb69000 ** 4 printk messages dropped ** [ 1351.067106][ T32] r7:ddde2d80 r6:83018200 r5:85b5db8c r4:851c2880 ** 1 printk messages dropped ** [ 1351.067183][ T32] r10:61c88647 r9:85b68000 r8:851c28ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.067206][ T32] r4:851c2880 [ 1351.067225][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.067269][ T32] r10:00000000 r9:851c2880 r8:80287e08 r7:ed401e60 r6:851c2900 r5:85b68000 [ 1351.067291][ T32] r4:00000001 [ 1351.067310][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.067345][ T32] Exception stack(0xed405fb0 to 0xed405ff8) [ 1351.067373][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.067423][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.067456][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.067485][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.067507][ T32] r4:851a0280 [ 1351.067620][ T32] INFO: task kworker/1:574:6794 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1351.067652][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.067739][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.067847][ T32] Call trace: [ 1351.067900][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1351.067960][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1351.067988][ T32] r4:00000000 [ 1351.068008][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.068071][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1351.068108][ T32] dd20: d658e000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1351.068139][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1351.068194][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1351.068222][ T32] r5:800f0013 r4:80239bb0 [ 1351.068243][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.068284][ T32] r4:82ac21e4 [ 1351.068304][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.068345][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1351.068393][ T32] r4:dfa0ddc0 [ 1351.068487][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.091114][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1351.091247][ T32] r4:00000000 [ 1351.091278][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.091350][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1351.091398][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.091467][ T32] r5:00001000 r4:e0053000 [ 1351.091493][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.091551][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.091648][ T32] r5:84af7b8c r4:84af7800 [ 1351.091701][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.091852][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1351.091903][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.091955][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.092004][ T32] r4:84864380 [ 1351.092028][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.092077][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1351.092101][ T32] r4:00000001 [ 1351.092127][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.092165][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1351.092196][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.092250][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.092282][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.092311][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 2 printk messages dropped ** [ 1351.092422][ T32] INFO: task kworker/1:575:6795 blocked for more than 477 seconds. ** 9 printk messages dropped ** [ 1351.092883][ T32] r5:85b68c00 r4:8291a680 ** 3 printk messages dropped ** [ 1351.093112][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1351.093301][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851a0800 ** 7 printk messages dropped ** [ 1351.093621][ T32] r5:85b5d78c r4:85b5d400 ** 2 printk messages dropped ** [ 1351.093741][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1351.094264][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1351.094863][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1351.095244][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) ** 5 printk messages dropped ** [ 1351.095555][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1351.095811][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 8 printk messages dropped ** [ 1351.096185][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1351.096616][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) ** 6 printk messages dropped ** [ 1351.096859][ T32] INFO: task kworker/1:576:6799 blocked for more than 477 seconds. ** 3 printk messages dropped ** [ 1351.097035][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1351.097396][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1351.097726][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848e4dc0 ** 7 printk messages dropped ** [ 1351.098051][ T32] r5:85b5eb8c r4:85b5e800 ** 2 printk messages dropped ** [ 1351.098189][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 5 printk messages dropped ** [ 1351.098414][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1351.122251][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1351.122943][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 4 printk messages dropped ** [ 1351.123196][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 ** 8 printk messages dropped ** [ 1351.123518][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1351.124039][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 6 printk messages dropped ** [ 1351.124306][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1351.125013][ T32] r10:8291a684 r9:ed3c9d84 r8:00000002 r7:60000013 r6:ed3c9d8c r5:85b6bc00 [ 1351.125063][ T32] r4:85b6bc00 [ 1351.125089][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1351.125144][ T32] r5:85b6bc00 r4:8291a680 [ 1351.125169][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.125211][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.125302][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed3c9e08 [ 1351.125347][ T32] r4:00000000 [ 1351.125370][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1351.125464][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1351.125504][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.125548][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851a09c0 [ 1351.125571][ T32] r4:00000000 [ 1351.125595][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.125642][ T32] r9:83018205 r8:85b6bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3db000 [ 1351.125715][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.125763][ T32] r5:00001000 r4:ece3b000 [ 1351.125784][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.125824][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.125902][ T32] r5:85b5df8c r4:85b5dc00 [ 1351.125927][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.125980][ T32] r7:ddde2d80 r6:83018200 r5:85b5df8c r4:851c2b80 [ 1351.126050][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.126107][ T32] r10:61c88647 r9:85b6bc00 r8:851c2bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.126131][ T32] r4:851c2b80 [ 1351.126167][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.126251][ T32] r10:00000000 r9:851c2b80 r8:80287e08 r7:ed40de60 r6:851c2c00 r5:85b6bc00 [ 1351.126350][ T32] r4:00000001 [ 1351.126373][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.126410][ T32] Exception stack(0xed3c9fb0 to 0xed3c9ff8) [ 1351.126448][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.126479][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.126506][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.126535][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.126557][ T32] r4:851a07c0 [ 1351.126665][ T32] INFO: task kworker/1:577:6801 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1351.126699][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.126902][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.126973][ T32] Call trace: [ 1351.127005][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1351.127056][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1351.127080][ T32] r4:00000000 [ 1351.127125][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.127170][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1351.127199][ T32] dd20: d6d67000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1351.127229][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1351.127254][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1351.127278][ T32] r5:800f0013 r4:80239bb0 [ 1351.127298][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.127340][ T32] r4:82ac21e4 [ 1351.127386][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.127432][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1351.127481][ T32] r4:dfa0ddc0 [ 1351.127528][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.127621][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1351.127654][ T32] r4:00000000 [ 1351.127749][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.127823][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1351.127849][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.127917][ T32] r5:00001000 r4:e0053000 [ 1351.127951][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.128002][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.128046][ T32] r5:84af7b8c r4:84af7800 [ 1351.128065][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.128122][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1351.128172][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.128223][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.128247][ T32] r4:84864380 [ 1351.128290][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.128339][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1351.128363][ T32] r4:00000001 [ 1351.128383][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.128455][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1351.128587][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.152450][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.152539][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.152578][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.152605][ T32] r4:84867140 [ 1351.152632][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.152688][ T32] INFO: task kworker/1:578:6803 blocked for more than 477 seconds. [ 1351.152756][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.152787][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.152811][ T32] task:kworker/1:578 state:D stack:0 pid:6803 tgid:6803 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.152873][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.152973][ T32] Call trace: [ 1351.153014][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1351.153070][ T32] r10:8291a684 r9:ed3e1d84 r8:00000002 r7:60000013 r6:ed3e1d8c r5:85b6c800 [ 1351.153136][ T32] r4:85b6c800 [ 1351.153162][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1351.153256][ T32] r5:85b6c800 r4:8291a680 [ 1351.153282][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.153347][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.153395][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed3e1e08 [ 1351.153432][ T32] r4:00000000 [ 1351.153462][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1351.153500][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1351.153545][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.153628][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851a0c00 [ 1351.153706][ T32] r4:00000000 [ 1351.153736][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.153787][ T32] r9:83018205 r8:85b6c800 r7:00000000 r6:83018200 r5:00001000 r4:7f3dd000 [ 1351.153810][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.153853][ T32] r5:00001000 r4:ece57000 [ 1351.153925][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.154053][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.154110][ T32] r5:85b5e38c r4:85b5e000 [ 1351.154157][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.154231][ T32] r7:ddde2d80 r6:83018200 r5:85b5e38c r4:851c2c80 [ 1351.154281][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.154338][ T32] r10:61c88647 r9:85b6c800 r8:851c2cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.154388][ T32] r4:851c2c80 [ 1351.154413][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.154495][ T32] r10:00000000 r9:851c2c80 r8:80287e08 r7:ed40de60 r6:851c2d00 r5:85b6c800 [ 1351.154520][ T32] r4:00000001 [ 1351.154540][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1351.154766][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1351.155263][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1351.155668][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 ** 6 printk messages dropped ** [ 1351.155891][ T32] r4:dfa0ddc0 ** 7 printk messages dropped ** [ 1351.156136][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1351.156578][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 9 printk messages dropped ** [ 1351.157064][ T32] INFO: task kworker/1:579:6804 blocked for more than 477 seconds. ** 7 printk messages dropped ** [ 1351.157455][ T32] r4:85b6d400 ** 4 printk messages dropped ** [ 1351.157661][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed415e08 ** 7 printk messages dropped ** [ 1351.157975][ T32] r9:83018205 r8:85b6d400 r7:00000000 r6:83018200 r5:00001000 r4:7f3df000 ** 7 printk messages dropped ** [ 1351.158397][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1351.165705][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1351.165854][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.165889][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.165914][ T32] r4:851a0a80 [ 1351.166091][ T32] INFO: task kworker/1:579:6804 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1351.166132][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.166208][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.166259][ T32] Call trace: [ 1351.166292][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1351.166346][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1351.166395][ T32] r4:00000000 [ 1351.166422][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.166478][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1351.166532][ T32] dd20: d71ee000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1351.166592][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1351.166623][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1351.166671][ T32] r5:800f0013 r4:80239bb0 [ 1351.166722][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.166788][ T32] r4:82ac21e4 [ 1351.166810][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.166854][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1351.166878][ T32] r4:dfa0ddc0 [ 1351.166898][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.166978][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1351.167008][ T32] r4:00000000 [ 1351.167029][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.167077][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1351.167176][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.167225][ T32] r5:00001000 r4:e0053000 [ 1351.167247][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.167289][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.167357][ T32] r5:84af7b8c r4:84af7800 [ 1351.167408][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.167460][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1351.167484][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.167531][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.167555][ T32] r4:84864380 [ 1351.167587][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.167687][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1351.167716][ T32] r4:00000001 [ 1351.167748][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.167793][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1351.167929][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.167979][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.168011][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.168082][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.168110][ T32] r4:84867140 [ 1351.168132][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.168184][ T32] INFO: task kworker/1:580:6806 blocked for more than 477 seconds. [ 1351.168246][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.168323][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.168356][ T32] task:kworker/1:580 state:D stack:0 pid:6806 tgid:6806 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.189095][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.189193][ T32] Call trace: [ 1351.189231][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1351.189306][ T32] r10:8291a684 r9:ed419d84 r8:00000002 r7:60000113 r6:ed419d8c r5:85b6ec00 [ 1351.189338][ T32] r4:85b6ec00 [ 1351.189385][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1351.189437][ T32] r5:85b6ec00 r4:8291a680 [ 1351.189460][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.189504][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.189554][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed419e08 [ 1351.189584][ T32] r4:00000000 [ 1351.189629][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1351.189670][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1351.189710][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.189780][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d5d80 [ 1351.189833][ T32] r4:00000000 [ 1351.189882][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.189936][ T32] r9:83018205 r8:85b6ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f3e3000 [ 1351.189976][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1351.190214][ T32] r5:85b5ef8c r4:85b5ec00 ** 2 printk messages dropped ** [ 1351.190363][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1351.190841][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1351.191393][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1351.191692][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) ** 7 printk messages dropped ** [ 1351.192113][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 ** 8 printk messages dropped ** [ 1351.192458][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1351.192919][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 4 printk messages dropped ** [ 1351.193073][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1351.193607][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1351.194049][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1351.194721][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1351.195051][ T32] r7:ddde2d80 r6:83018200 r5:85b5f38c r4:851c2f80 [ 1351.195102][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.195178][ T32] r10:61c88647 r9:85b6e000 r8:851c2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.195240][ T32] r4:851c2f80 [ 1351.195264][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.195310][ T32] r10:00000000 r9:851c2f80 r8:80287e08 r7:ed419e60 r6:851ba000 r5:85b6e000 [ 1351.195332][ T32] r4:00000001 [ 1351.195351][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.195386][ T32] Exception stack(0xed411fb0 to 0xed411ff8) [ 1351.195421][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.195478][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.195508][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.195536][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.195585][ T32] r4:851a5080 [ 1351.195772][ T32] INFO: task kworker/1:581:6809 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1351.195809][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.195935][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.196012][ T32] Call trace: [ 1351.196093][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1351.196175][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1351.196204][ T32] r4:00000000 [ 1351.196224][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.196265][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1351.196293][ T32] dd20: d7676000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1351.196322][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1351.196414][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1351.196444][ T32] r5:800f0013 r4:80239bb0 [ 1351.196489][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.196534][ T32] r4:82ac21e4 [ 1351.196557][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.196599][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1351.196622][ T32] r4:dfa0ddc0 [ 1351.196642][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.196756][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1351.196783][ T32] r4:00000000 [ 1351.196805][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.196850][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1351.196872][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.196916][ T32] r5:00001000 r4:e0053000 [ 1351.196941][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.196989][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.197080][ T32] r5:84af7b8c r4:84af7800 [ 1351.197105][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.197154][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1351.197176][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.197235][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.197266][ T32] r4:84864380 [ 1351.197312][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.197387][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1351.197415][ T32] r4:00000001 [ 1351.197437][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.197499][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1351.197530][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.197592][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.197623][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.197656][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.197691][ T32] r4:84867140 [ 1351.197715][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.197741][ T32] INFO: task kworker/1:582:6811 blocked for more than 477 seconds. [ 1351.197770][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.197795][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.197818][ T32] task:kworker/1:582 state:D stack:0 pid:6811 tgid:6811 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.197864][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.197920][ T32] Call trace: [ 1351.197984][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1351.198033][ T32] r10:8291a684 r9:ed41dd84 r8:00000002 r7:60000113 r6:ed41dd8c r5:85b69800 [ 1351.198056][ T32] r4:85b69800 [ 1351.198100][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1351.198150][ T32] r5:85b69800 r4:8291a680 [ 1351.198195][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.198250][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.198296][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed41de08 [ 1351.198320][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1351.198405][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1351.210389][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1351.210790][ T32] r5:85b5f78c r4:85b5f400 ** 2 printk messages dropped ** [ 1351.210934][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1351.211197][ T32] r4:00000001 [ 1351.211297][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.211341][ T32] Exception stack(0xed41dfb0 to 0xed41dff8) [ 1351.211400][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.211465][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.211497][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.211552][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.211578][ T32] r4:851a5240 [ 1351.211752][ T32] INFO: task kworker/1:582:6811 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1351.211818][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.212008][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.212072][ T32] Call trace: [ 1351.212272][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1351.212385][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 ** 4 printk messages dropped ** [ 1351.212640][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 ** 8 printk messages dropped ** [ 1351.213027][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 11 printk messages dropped ** [ 1351.213555][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1351.213848][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1351.214234][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1351.214774][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed421e08 ** 8 printk messages dropped ** [ 1351.215286][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1351.215514][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1351.215857][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1351.216140][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1351.216496][ T32] Call trace: ** 6 printk messages dropped ** [ 1351.216776][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 ** 9 printk messages dropped ** [ 1351.217181][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1351.217616][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1351.218138][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1351.244487][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1351.244803][ T32] r5:85b26000 r4:8291a680 ** 5 printk messages dropped ** [ 1351.245027][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1351.245412][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1351.245542][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.245604][ T32] r7:ddde2d80 r6:83018200 r5:85b5fb8c r4:851ba280 [ 1351.245634][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.245685][ T32] r10:61c88647 r9:85b26000 r8:851ba2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.245789][ T32] r4:851ba280 [ 1351.245815][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.245889][ T32] r10:00000000 r9:851ba280 r8:80287e08 r7:ed421e60 r6:851ba300 r5:85b26000 [ 1351.245917][ T32] r4:00000001 [ 1351.245938][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.246007][ T32] Exception stack(0xed425fb0 to 0xed425ff8) [ 1351.246051][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.246085][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.246112][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.246189][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.246216][ T32] r4:851a5200 [ 1351.246401][ T32] INFO: task kworker/1:584:6815 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1351.246469][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.246594][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.246672][ T32] Call trace: [ 1351.246709][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1351.246780][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1351.246855][ T32] r4:00000000 [ 1351.246887][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.246930][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1351.246960][ T32] dd20: d79f7000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1351.246995][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1351.247046][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1351.247100][ T32] r5:800f0013 r4:80239bb0 [ 1351.247125][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.247170][ T32] r4:82ac21e4 [ 1351.247269][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.247341][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1351.247371][ T32] r4:dfa0ddc0 [ 1351.247392][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.247434][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1351.247468][ T32] r4:00000000 [ 1351.247515][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.247571][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1351.247619][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.247667][ T32] r5:00001000 r4:e0053000 [ 1351.247690][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.247758][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.247805][ T32] r5:84af7b8c r4:84af7800 [ 1351.247833][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.247883][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1351.247904][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.247950][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.247996][ T32] r4:84864380 [ 1351.248021][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.248069][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1351.248093][ T32] r4:00000001 [ 1351.248113][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.248148][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1351.248175][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.248203][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.248291][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.248324][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.248396][ T32] r4:84867140 [ 1351.248422][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.265065][ T32] INFO: task kworker/1:585:6818 blocked for more than 477 seconds. [ 1351.265201][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.265261][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.265292][ T32] task:kworker/1:585 state:D stack:0 pid:6818 tgid:6818 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.265356][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.265421][ T32] Call trace: [ 1351.265471][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1351.265529][ T32] r10:8291a684 r9:ed429d84 r8:00000002 r7:60000013 r6:ed429d8c r5:85b1bc00 [ 1351.265553][ T32] r4:85b1bc00 [ 1351.265574][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1351.265617][ T32] r5:85b1bc00 r4:8291a680 [ 1351.265638][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.265703][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.265766][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed429e08 [ 1351.265800][ T32] r4:00000000 [ 1351.265845][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1351.265887][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1351.265964][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.266022][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851a58c0 [ 1351.266069][ T32] r4:00000000 [ 1351.266120][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.266172][ T32] r9:83018205 r8:85b1bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3ef000 [ 1351.266196][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.266239][ T32] r5:00001000 r4:ecfed000 [ 1351.266261][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.266301][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.266343][ T32] r5:85ba078c r4:85ba0400 [ 1351.266366][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.266413][ T32] r7:ddde2d80 r6:83018200 r5:85ba078c r4:851ba380 [ 1351.266448][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.266513][ T32] r10:61c88647 r9:85b1bc00 r8:851ba3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.266638][ T32] r4:851ba380 [ 1351.266690][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.266761][ T32] r10:00000000 r9:851ba380 r8:80287e08 r7:ed421e60 r6:851ba400 r5:85b1bc00 [ 1351.266789][ T32] r4:00000001 [ 1351.266809][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.266850][ T32] Exception stack(0xed429fb0 to 0xed429ff8) [ 1351.266902][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.266936][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.266964][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.266999][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.267021][ T32] r4:851a5800 [ 1351.267194][ T32] INFO: task kworker/1:585:6818 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1351.267231][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.267317][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.267390][ T32] Call trace: [ 1351.267449][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1351.267505][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1351.267529][ T32] r4:00000000 [ 1351.267549][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.267590][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1351.267619][ T32] dd20: d7e8c000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1351.267651][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1351.267701][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1351.267821][ T32] r5:800f0013 r4:80239bb0 [ 1351.267846][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.267889][ T32] r4:82ac21e4 [ 1351.267922][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.268003][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1351.268051][ T32] r4:dfa0ddc0 [ 1351.268108][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.268155][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1351.268179][ T32] r4:00000000 [ 1351.268205][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.268251][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1351.268273][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.268314][ T32] r5:00001000 r4:e0053000 [ 1351.268334][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.268374][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.268437][ T32] r5:84af7b8c r4:84af7800 [ 1351.268555][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.275198][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1351.275248][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.275357][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.275388][ T32] r4:84864380 [ 1351.275410][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.275460][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1351.275497][ T32] r4:00000001 [ 1351.275618][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.275726][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1351.275762][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.275792][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.275821][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.275850][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.275944][ T32] r4:84867140 [ 1351.275983][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.276014][ T32] INFO: task kworker/1:586:6819 blocked for more than 477 seconds. [ 1351.276072][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.276101][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.276145][ T32] task:kworker/1:586 state:D stack:0 pid:6819 tgid:6819 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.276261][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.276311][ T32] Call trace: [ 1351.276343][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1351.276467][ T32] r10:8291a684 r9:ed431d84 r8:00000002 r7:60000013 r6:ed431d8c r5:85b70000 [ 1351.276497][ T32] r4:85b70000 [ 1351.276519][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1351.276610][ T32] r5:85b70000 r4:8291a680 [ 1351.276638][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.276681][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.276724][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed431e08 [ 1351.276747][ T32] r4:00000000 [ 1351.276766][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1351.276802][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1351.276863][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.276910][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851a57c0 [ 1351.276933][ T32] r4:00000000 [ 1351.276955][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.277037][ T32] r9:83018205 r8:85b70000 r7:00000000 r6:83018200 r5:00001000 r4:7f3ed000 [ 1351.277065][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.277115][ T32] r5:00001000 r4:ecfa9000 [ 1351.277138][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.277228][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.277276][ T32] r5:85ba038c r4:85ba0000 [ 1351.277298][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.277369][ T32] r7:ddde2d80 r6:83018200 r5:85ba038c r4:851ba480 [ 1351.277394][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.277444][ T32] r10:61c88647 r9:85b70000 r8:851ba4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.277469][ T32] r4:851ba480 [ 1351.277488][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.277532][ T32] r10:00000000 r9:851ba480 r8:80287e08 r7:ed429e60 r6:851ba500 r5:85b70000 [ 1351.277555][ T32] r4:00000001 [ 1351.277596][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.277636][ T32] Exception stack(0xed431fb0 to 0xed431ff8) [ 1351.277669][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.277724][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.277765][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.277798][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.277870][ T32] r4:851a55c0 [ 1351.278049][ T32] INFO: task kworker/1:586:6819 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1351.278087][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.278207][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.278305][ T32] Call trace: [ 1351.278352][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1351.278408][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1351.278431][ T32] r4:00000000 [ 1351.278451][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.290785][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1351.290908][ T32] dd20: d824c000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1351.290947][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1351.290982][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1351.291035][ T32] r5:800f0013 r4:80239bb0 [ 1351.291064][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.291127][ T32] r4:82ac21e4 [ 1351.291151][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.291220][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1351.291249][ T32] r4:dfa0ddc0 [ 1351.291319][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.291368][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1351.291415][ T32] r4:00000000 [ 1351.291488][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.291540][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1351.291563][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.291616][ T32] r5:00001000 r4:e0053000 [ 1351.291639][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.291728][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.291799][ T32] r5:84af7b8c r4:84af7800 [ 1351.291825][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.291873][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1351.291897][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.291986][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.292015][ T32] r4:84864380 [ 1351.292037][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.292111][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1351.292145][ T32] r4:00000001 [ 1351.292168][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.292205][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1351.292232][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.292261][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.292288][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.292318][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.292340][ T32] r4:84867140 [ 1351.292363][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.292416][ T32] INFO: task kworker/1:587:6821 blocked for more than 477 seconds. [ 1351.292452][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.292490][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.292592][ T32] task:kworker/1:587 state:D stack:0 pid:6821 tgid:6821 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.292651][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.292757][ T32] Call trace: [ 1351.292813][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1351.292908][ T32] r10:8291a684 r9:ed42dd84 r8:00000002 r7:60000113 r6:ed42dd8c r5:85b70c00 [ 1351.292936][ T32] r4:85b70c00 [ 1351.292956][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1351.293009][ T32] r5:85b70c00 r4:8291a680 [ 1351.293053][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.293100][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.293144][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed42de08 [ 1351.293178][ T32] r4:00000000 [ 1351.293221][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1351.293266][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1351.293301][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.293342][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851a5ac0 [ 1351.293388][ T32] r4:00000000 [ 1351.293412][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.293458][ T32] r9:83018205 r8:85b70c00 r7:00000000 r6:83018200 r5:00001000 r4:7f3f1000 [ 1351.293506][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.293562][ T32] r5:00001000 r4:ed041000 [ 1351.293607][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.293674][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.293727][ T32] r5:85ba0b8c r4:85ba0800 [ 1351.293751][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.293799][ T32] r7:ddde2d80 r6:83018200 r5:85ba0b8c r4:851ba580 [ 1351.293819][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.293866][ T32] r10:61c88647 r9:85b70c00 r8:851ba5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.293904][ T32] r4:851ba580 [ 1351.293950][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.294028][ T32] r10:00000000 r9:851ba580 r8:80287e08 r7:ed429e60 r6:851ba600 r5:85b70c00 [ 1351.294055][ T32] r4:00000001 [ 1351.294080][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.294118][ T32] Exception stack(0xed42dfb0 to 0xed42dff8) [ 1351.294145][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.294186][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.294223][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.294254][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.294278][ T32] r4:851a56c0 [ 1351.294440][ T32] INFO: task kworker/1:587:6821 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1351.294491][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.294629][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.294678][ T32] Call trace: [ 1351.294709][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1351.294777][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1351.294811][ T32] r4:00000000 [ 1351.294831][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.294872][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1351.294900][ T32] dd20: d824c000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1351.294981][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1351.295037][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1351.295065][ T32] r5:800f0013 r4:80239bb0 [ 1351.295105][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.295163][ T32] r4:82ac21e4 [ 1351.295187][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.295237][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1351.295332][ T32] r4:dfa0ddc0 [ 1351.295356][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.295401][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1351.295425][ T32] r4:00000000 [ 1351.295445][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.295490][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1351.295534][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.295597][ T32] r5:00001000 r4:e0053000 [ 1351.295645][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.295696][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.295739][ T32] r5:84af7b8c r4:84af7800 [ 1351.295759][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.295820][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1351.295846][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.295895][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.295943][ T32] r4:84864380 [ 1351.295999][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.296061][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1351.296088][ T32] r4:00000001 [ 1351.296121][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.296162][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1351.296190][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.296241][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.296273][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.296303][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.296325][ T32] r4:84867140 [ 1351.296371][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.296450][ T32] INFO: task kworker/1:588:6823 blocked for more than 477 seconds. [ 1351.296513][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.296546][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.296585][ T32] task:kworker/1:588 state:D stack:0 pid:6823 tgid:6823 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.296685][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.296756][ T32] Call trace: [ 1351.296847][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1351.296899][ T32] r10:8291a684 r9:ed435d84 r8:00000002 r7:60000113 r6:ed435d8c r5:85b71800 [ 1351.296924][ T32] r4:85b71800 [ 1351.296999][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1351.297048][ T32] r5:85b71800 r4:8291a680 [ 1351.297071][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.297111][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.297169][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed435e08 [ 1351.297227][ T32] r4:00000000 [ 1351.297256][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1351.297293][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1351.297329][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.297420][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851a5dc0 [ 1351.297447][ T32] r4:00000000 [ 1351.297468][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.297514][ T32] r9:83018205 r8:85b71800 r7:00000000 r6:83018200 r5:00001000 r4:7f3f5000 [ 1351.297562][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.297662][ T32] r5:00001000 r4:ed2f7000 [ 1351.297710][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.297754][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.297848][ T32] r5:85ba138c r4:85ba1000 [ 1351.297916][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.297988][ T32] r7:ddde2d80 r6:83018200 r5:85ba138c r4:851ba680 [ 1351.298013][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.298070][ T32] r10:61c88647 r9:85b71800 r8:851ba6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.298098][ T32] r4:851ba680 [ 1351.298118][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.298188][ T32] r10:00000000 r9:851ba680 r8:80287e08 r7:ed42de60 r6:851ba700 r5:85b71800 [ 1351.298246][ T32] r4:00000001 [ 1351.298289][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.298329][ T32] Exception stack(0xed435fb0 to 0xed435ff8) [ 1351.298356][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.298405][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.298504][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.321609][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.321668][ T32] r4:851a5b40 [ 1351.321837][ T32] INFO: task kworker/1:588:6823 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1351.321871][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.321941][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.322008][ T32] Call trace: [ 1351.322075][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1351.322231][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1351.322261][ T32] r4:00000000 [ 1351.322286][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.322331][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1351.322363][ T32] dd20: d8714000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1351.322393][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1351.322569][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1351.322602][ T32] r5:800f0013 r4:80239bb0 [ 1351.322625][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.322668][ T32] r4:82ac21e4 [ 1351.322689][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.322731][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1351.322770][ T32] r4:dfa0ddc0 [ 1351.322792][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.322836][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1351.322860][ T32] r4:00000000 [ 1351.322881][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.322959][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1351.322995][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.323040][ T32] r5:00001000 r4:e0053000 [ 1351.323060][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.323101][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.323144][ T32] r5:84af7b8c r4:84af7800 [ 1351.323209][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.323262][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1351.323285][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.323332][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.323356][ T32] r4:84864380 [ 1351.323376][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.323423][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1351.323446][ T32] r4:00000001 [ 1351.323466][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.323502][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1351.323535][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.323566][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.323593][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.323622][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.323782][ T32] r4:84867140 [ 1351.323811][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.323842][ T32] INFO: task kworker/1:589:6825 blocked for more than 477 seconds. [ 1351.323980][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.324011][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.324036][ T32] task:kworker/1:589 state:D stack:0 pid:6825 tgid:6825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.324084][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.324130][ T32] Call trace: [ 1351.324163][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1351.324211][ T32] r10:8291a684 r9:ed439d84 r8:00000002 r7:60000013 r6:ed439d8c r5:85b72400 [ 1351.324233][ T32] r4:85b72400 [ 1351.324282][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1351.324329][ T32] r5:85b72400 r4:8291a680 [ 1351.324350][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.324389][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.324431][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed439e08 [ 1351.324550][ T32] r4:00000000 [ 1351.324574][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1351.324610][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1351.324645][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.324689][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851a5c00 [ 1351.324813][ T32] r4:00000000 [ 1351.324838][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.324883][ T32] r9:83018205 r8:85b72400 r7:00000000 r6:83018200 r5:00001000 r4:7f3f3000 [ 1351.324919][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.324994][ T32] r5:00001000 r4:ed26f000 [ 1351.325098][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.325143][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.325186][ T32] r5:85ba0f8c r4:85ba0c00 [ 1351.325206][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.325254][ T32] r7:ddde2d80 r6:83018200 r5:85ba0f8c r4:851ba780 [ 1351.325276][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.325321][ T32] r10:61c88647 r9:85b72400 r8:851ba7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.325458][ T32] r4:851ba780 [ 1351.325482][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.325528][ T32] r10:00000000 r9:851ba780 r8:80287e08 r7:ed435e60 r6:851ba800 r5:85b72400 [ 1351.325551][ T32] r4:00000001 [ 1351.325570][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.325776][ T32] Exception stack(0xed439fb0 to 0xed439ff8) [ 1351.325808][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.325838][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.325865][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.325893][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.325916][ T32] r4:851a5a80 [ 1351.326045][ T32] INFO: task kworker/1:589:6825 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1351.326081][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.326189][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.326234][ T32] Call trace: [ 1351.326263][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1351.326411][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1351.326439][ T32] r4:00000000 [ 1351.326461][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.326503][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1351.326533][ T32] dd20: d8714000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1351.326563][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1351.326589][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1351.326613][ T32] r5:800f0013 r4:80239bb0 [ 1351.326667][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.326714][ T32] r4:82ac21e4 [ 1351.326758][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.326817][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1351.326842][ T32] r4:dfa0ddc0 [ 1351.326862][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.326903][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1351.326925][ T32] r4:00000000 [ 1351.326946][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.326998][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1351.327020][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1351.327221][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1351.327586][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 9 printk messages dropped ** [ 1351.327950][ T32] INFO: task kworker/1:590:6827 blocked for more than 477 seconds. ** 11 printk messages dropped ** [ 1351.350468][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1351.351212][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1351.351622][ T32] r10:61c88647 r9:85b73000 r8:851ba8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1351.352045][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1351.352607][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 ** 10 printk messages dropped ** [ 1351.353027][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 ** 10 printk messages dropped ** [ 1351.353598][ T32] r5:84af7b8c r4:84af7800 ** 4 printk messages dropped ** [ 1351.353801][ T32] r4:84864380 [ 1351.353945][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.354006][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1351.354151][ T32] r4:00000001 [ 1351.354178][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.354218][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1351.354357][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.354418][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.354448][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.354481][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.354509][ T32] r4:84867140 [ 1351.354533][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.354568][ T32] INFO: task kworker/1:591:6829 blocked for more than 477 seconds. [ 1351.354605][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.354633][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.354655][ T32] task:kworker/1:591 state:D stack:0 pid:6829 tgid:6829 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.354703][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.354776][ T32] Call trace: [ 1351.354815][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1351.354865][ T32] r10:8291a684 r9:ed441d84 r8:00000002 r7:60000113 r6:ed441d8c r5:85b73c00 [ 1351.354889][ T32] r4:85b73c00 [ 1351.354911][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1351.354956][ T32] r5:85b73c00 r4:8291a680 [ 1351.355015][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.355067][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.355114][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed441e08 [ 1351.355141][ T32] r4:00000000 [ 1351.355166][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1351.355205][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1351.355244][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.355287][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85925280 [ 1351.355310][ T32] r4:00000000 [ 1351.355335][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.355383][ T32] r9:83018205 r8:85b73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f3fd000 [ 1351.355407][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.355450][ T32] r5:00001000 r4:ed45d000 [ 1351.355501][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.355610][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.355657][ T32] r5:85ba238c r4:85ba2000 [ 1351.355678][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.355725][ T32] r7:ddde2d80 r6:83018200 r5:85ba238c r4:851ba980 [ 1351.355791][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.355843][ T32] r10:61c88647 r9:85b73c00 r8:851ba9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.355870][ T32] r4:851ba980 [ 1351.355891][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.355936][ T32] r10:00000000 r9:851ba980 r8:80287e08 r7:ed43de60 r6:851baa00 r5:85b73c00 [ 1351.355959][ T32] r4:00000001 [ 1351.355986][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.356059][ T32] Exception stack(0xed441fb0 to 0xed441ff8) [ 1351.356125][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.356162][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.356190][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.356218][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.356240][ T32] r4:851a5d40 [ 1351.356439][ T32] INFO: task kworker/1:591:6829 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1351.356512][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.356703][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.356778][ T32] Call trace: [ 1351.356826][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1351.356942][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1351.356976][ T32] r4:00000000 [ 1351.356998][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.357119][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1351.357153][ T32] dd20: d8b13000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1351.357274][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1351.357421][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1351.357449][ T32] r5:800f0013 r4:80239bb0 [ 1351.357488][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.357533][ T32] r4:82ac21e4 [ 1351.357598][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.357645][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1351.357732][ T32] r4:dfa0ddc0 [ 1351.357756][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.357847][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1351.357938][ T32] r4:00000000 [ 1351.357962][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 1 printk messages dropped ** [ 1351.358112][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1351.375147][ T32] r4:84864380 ** 4 printk messages dropped ** [ 1351.375392][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) ** 7 printk messages dropped ** [ 1351.375723][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 8 printk messages dropped ** [ 1351.376498][ T32] r5:85b74800 r4:8291a680 ** 5 printk messages dropped ** [ 1351.376832][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1351.377333][ T32] r5:85ba1b8c r4:85ba1800 ** 3 printk messages dropped ** [ 1351.377582][ T32] r10:61c88647 r9:85b74800 r8:851baaac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 4 printk messages dropped ** [ 1351.377843][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.377891][ T32] Exception stack(0xed449fb0 to 0xed449ff8) [ 1351.378033][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.378069][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.378097][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.378126][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.378222][ T32] r4:851a0d40 [ 1351.378442][ T32] INFO: task kworker/1:592:6830 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1351.378590][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.392154][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.392307][ T32] Call trace: [ 1351.392349][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1351.392408][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1351.392433][ T32] r4:00000000 [ 1351.392484][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.392530][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1351.392591][ T32] dd20: d8ed3000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1351.392630][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1351.392868][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1351.392897][ T32] r5:800f0013 r4:80239bb0 [ 1351.392919][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.392963][ T32] r4:82ac21e4 [ 1351.392994][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.393037][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1351.393060][ T32] r4:dfa0ddc0 [ 1351.393079][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.393122][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1351.393160][ T32] r4:00000000 [ 1351.393189][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.393239][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1351.393323][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.393371][ T32] r5:00001000 r4:e0053000 [ 1351.393392][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.393433][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.393477][ T32] r5:84af7b8c r4:84af7800 [ 1351.393526][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.393582][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1351.393635][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.393686][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.393719][ T32] r4:84864380 [ 1351.393740][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.393833][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1351.393861][ T32] r4:00000001 [ 1351.393882][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.393919][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1351.393945][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1351.394286][ T32] task:kworker/1:593 state:D stack:0 pid:6833 tgid:6833 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.394332][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.394377][ T32] Call trace: [ 1351.394408][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1351.394455][ T32] r10:8291a684 r9:ed455d84 r8:00000002 r7:60000013 r6:ed455d8c r5:85b75400 [ 1351.394478][ T32] r4:85b75400 [ 1351.394497][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1351.394540][ T32] r5:85b75400 r4:8291a680 [ 1351.394563][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.394604][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.394646][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed455e08 [ 1351.394669][ T32] r4:00000000 [ 1351.394781][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1351.394828][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1351.394865][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.394906][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85925140 [ 1351.394958][ T32] r4:00000000 [ 1351.394991][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.395037][ T32] r9:83018205 r8:85b75400 r7:00000000 r6:83018200 r5:00001000 r4:7f3fb000 [ 1351.395140][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.395188][ T32] r5:00001000 r4:ed451000 [ 1351.395210][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.395251][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.395294][ T32] r5:85ba1f8c r4:85ba1c00 [ 1351.395315][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1351.395461][ T32] r10:61c88647 r9:85b75400 r8:851babac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1351.395898][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1351.396371][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1351.396854][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 ** 5 printk messages dropped ** [ 1351.397040][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 ** 11 printk messages dropped ** [ 1351.397534][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1351.397813][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1351.397867][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) ** 3 printk messages dropped ** [ 1351.398111][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1351.398380][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1351.414431][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1351.414830][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1351.415024][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1351.415463][ T32] r10:61c88647 r9:85b76000 r8:851bacac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1351.415730][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1351.416066][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1351.416546][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 ** 8 printk messages dropped ** [ 1351.416811][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 10 printk messages dropped ** [ 1351.417160][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1351.417452][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1351.417667][ T32] task:kworker/1:595 state:D stack:0 pid:6837 tgid:6837 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1351.417989][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1351.418183][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1351.418223][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.418266][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859255c0 [ 1351.418301][ T32] r4:00000000 [ 1351.418325][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.418372][ T32] r9:83018205 r8:85b76c00 r7:00000000 r6:83018200 r5:00001000 r4:7f401000 [ 1351.418421][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.430428][ T32] r5:00001000 r4:ed475000 [ 1351.430500][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.430564][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.430609][ T32] r5:85ba2b8c r4:85ba2800 [ 1351.430644][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.430732][ T32] r7:ddde2d80 r6:83018200 r5:85ba2b8c r4:851bad80 [ 1351.430784][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.430834][ T32] r10:61c88647 r9:85b76c00 r8:851badac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.430858][ T32] r4:851bad80 [ 1351.430884][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.430944][ T32] r10:00000000 r9:851bad80 r8:80287e08 r7:ed461e60 r6:851bae00 r5:85b76c00 [ 1351.430975][ T32] r4:00000001 [ 1351.430997][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.431061][ T32] Exception stack(0xed46dfb0 to 0xed46dff8) [ 1351.431096][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.431149][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.431179][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.431234][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.431259][ T32] r4:85925340 [ 1351.431446][ T32] INFO: task kworker/1:595:6837 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1351.431484][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.431554][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.431602][ T32] Call trace: [ 1351.431633][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1351.431704][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1351.431733][ T32] r4:00000000 [ 1351.431755][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.431820][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1351.431877][ T32] dd20: d95e4000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1351.431915][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1351.431941][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1351.431965][ T32] r5:800f0013 r4:80239bb0 [ 1351.431993][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.432040][ T32] r4:82ac21e4 [ 1351.432062][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.432104][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1351.432131][ T32] r4:dfa0ddc0 [ 1351.432199][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.432246][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1351.432269][ T32] r4:00000000 [ 1351.432310][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.432367][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1351.432390][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.432434][ T32] r5:00001000 r4:e0053000 [ 1351.432475][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.432542][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.432632][ T32] r5:84af7b8c r4:84af7800 [ 1351.432667][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.432733][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1351.432780][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.432836][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.432885][ T32] r4:84864380 [ 1351.432908][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.432956][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1351.432985][ T32] r4:00000001 [ 1351.433006][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.433041][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1351.433068][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.433096][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.433158][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.433192][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 5 printk messages dropped ** [ 1351.433429][ T32] task:kworker/1:596 state:D stack:0 pid:6839 tgid:6839 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1351.433853][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed479e08 ** 8 printk messages dropped ** [ 1351.434263][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1351.434595][ T32] r10:61c88647 r9:85b78000 r8:851baeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1351.435002][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1351.435295][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1351.435430][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 ** 5 printk messages dropped ** [ 1351.435684][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 3 printk messages dropped ** [ 1351.435792][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 6 printk messages dropped ** [ 1351.436081][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 ** 5 printk messages dropped ** [ 1351.436267][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1351.436517][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 2 printk messages dropped ** [ 1351.436641][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) ** 2 printk messages dropped ** [ 1351.436723][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1351.436889][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1351.437035][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1351.437209][ T32] r4:85b78c00 [ 1351.437255][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1351.437306][ T32] r5:85b78c00 r4:8291a680 [ 1351.437326][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.437365][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.437407][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed485e08 [ 1351.437430][ T32] r4:00000000 [ 1351.437450][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1351.437485][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1351.437520][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.437626][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85925c00 [ 1351.437653][ T32] r4:00000000 [ 1351.437674][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.437719][ T32] r9:83018205 r8:85b78c00 r7:00000000 r6:83018200 r5:00001000 r4:7f40b000 [ 1351.437741][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.437783][ T32] r5:00001000 r4:ed4b1000 [ 1351.437803][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.437841][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.437883][ T32] r5:85ba378c r4:85ba3400 [ 1351.437902][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.437947][ T32] r7:ddde2d80 r6:83018200 r5:85ba378c r4:851baf80 [ 1351.437975][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.438022][ T32] r10:61c88647 r9:85b78c00 r8:851bafac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.438049][ T32] r4:851baf80 [ 1351.438071][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.438118][ T32] r10:00000000 r9:851baf80 r8:80287e08 r7:ed479e60 r6:8591e000 r5:85b78c00 [ 1351.438213][ T32] r4:00000001 [ 1351.438237][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.438273][ T32] Exception stack(0xed485fb0 to 0xed485ff8) [ 1351.438300][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.438328][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.438355][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.438385][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.438407][ T32] r4:859256c0 [ 1351.461284][ T32] INFO: task kworker/1:597:6841 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1351.461385][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.461462][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.461599][ T32] Call trace: [ 1351.461637][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1351.461697][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1351.461721][ T32] r4:00000000 [ 1351.461741][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.461794][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1351.461829][ T32] dd20: d9ba8000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1351.461858][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1351.461883][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1351.461907][ T32] r5:800f0013 r4:80239bb0 [ 1351.461927][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.461989][ T32] r4:82ac21e4 [ 1351.462079][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.462131][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1351.462194][ T32] r4:dfa0ddc0 [ 1351.462218][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.462262][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1351.462285][ T32] r4:00000000 [ 1351.462306][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.462351][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1351.462373][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.462415][ T32] r5:00001000 r4:e0053000 [ 1351.462435][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.462474][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.462516][ T32] r5:84af7b8c r4:84af7800 [ 1351.462537][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.462585][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1351.462607][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.462653][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.462677][ T32] r4:84864380 [ 1351.462696][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.462765][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1351.462791][ T32] r4:00000001 [ 1351.462812][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1351.462931][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1351.463346][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1351.463749][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1351.464077][ T32] r9:83018205 r8:85b7a400 r7:00000000 r6:83018200 r5:00001000 r4:7f409000 ** 6 printk messages dropped ** [ 1351.464312][ T32] r7:ddde2d80 r6:83018200 r5:85ba338c r4:8591e080 ** 5 printk messages dropped ** [ 1351.464542][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1351.464725][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 1351.465037][ T32] Call trace: [ 1351.465112][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1351.465190][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1351.465218][ T32] r4:00000000 [ 1351.465239][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.465279][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1351.465332][ T32] dd20: d9ba8000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1351.465366][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1351.465393][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1351.465416][ T32] r5:800f0013 r4:80239bb0 [ 1351.465436][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.465477][ T32] r4:82ac21e4 [ 1351.465497][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.465540][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1351.465586][ T32] r4:dfa0ddc0 [ 1351.465609][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.465652][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1351.465674][ T32] r4:00000000 [ 1351.465693][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.465736][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1351.465757][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.465798][ T32] r5:00001000 r4:e0053000 [ 1351.465818][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.465857][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.465924][ T32] r5:84af7b8c r4:84af7800 [ 1351.466002][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.466055][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1351.466076][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.466122][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.466145][ T32] r4:84864380 [ 1351.466228][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.466278][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1351.466302][ T32] r4:00000001 [ 1351.466321][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.466355][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1351.466452][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.466485][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.466543][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.466576][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.466598][ T32] r4:84867140 [ 1351.466618][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.466642][ T32] INFO: task kworker/1:599:6847 blocked for more than 477 seconds. [ 1351.466685][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.466712][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.466733][ T32] task:kworker/1:599 state:D stack:0 pid:6847 tgid:6847 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.466797][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.466838][ T32] Call trace: [ 1351.466868][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1351.466915][ T32] r10:8291a684 r9:ed4bdd84 r8:00000002 r7:60000113 r6:ed4bdd8c r5:85b7bc00 [ 1351.466963][ T32] r4:85b7bc00 [ 1351.466993][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1351.467038][ T32] r5:85b7bc00 r4:8291a680 [ 1351.467058][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.467097][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.467139][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed4bde08 [ 1351.467160][ T32] r4:00000000 [ 1351.467179][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1351.467213][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1351.467257][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.467312][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85925f00 [ 1351.467339][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1351.467459][ T32] r9:83018205 r8:85b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f40f000 ** 6 printk messages dropped ** [ 1351.467744][ T32] r7:ddde2d80 r6:83018200 r5:85ba3b8c r4:8591e180 ** 5 printk messages dropped ** [ 1351.467929][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1351.468148][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1351.486499][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) ** 5 printk messages dropped ** [ 1351.486714][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1351.486887][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 12 printk messages dropped ** [ 1351.487444][ T32] r4:84864380 ** 4 printk messages dropped ** [ 1351.487681][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) ** 5 printk messages dropped ** [ 1351.487899][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1351.488311][ T32] r4:85b7b000 ** 5 printk messages dropped ** [ 1351.500963][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1351.501158][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8592d700 [ 1351.501181][ T32] r4:00000000 [ 1351.501201][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.501247][ T32] r9:83018205 r8:85b7b000 r7:00000000 r6:83018200 r5:00001000 r4:7f417000 [ 1351.501269][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.501313][ T32] r5:00001000 r4:ed4f5000 [ 1351.501332][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.501371][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.501413][ T32] r5:85bb0b8c r4:85bb0800 [ 1351.501433][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.501480][ T32] r7:ddde2d80 r6:83018200 r5:85bb0b8c r4:8591e280 [ 1351.501541][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.501592][ T32] r10:61c88647 r9:85b7b000 r8:8591e2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.501615][ T32] r4:8591e280 [ 1351.501663][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.501778][ T32] r10:00000000 r9:8591e280 r8:80287e08 r7:ed4bde60 r6:8591e300 r5:85b7b000 [ 1351.501805][ T32] r4:00000001 [ 1351.501826][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.501864][ T32] Exception stack(0xed4d5fb0 to 0xed4d5ff8) [ 1351.501894][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.501923][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.501949][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.501984][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.502007][ T32] r4:85925c80 [ 1351.502174][ T32] INFO: task kworker/1:600:6850 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1351.502208][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.502351][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.502399][ T32] Call trace: [ 1351.502476][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1351.502531][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1351.502555][ T32] r4:00000000 [ 1351.502618][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 3 printk messages dropped ** [ 1351.502767][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1351.503081][ T32] r4:dfa0ddc0 ** 7 printk messages dropped ** [ 1351.503366][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1351.503757][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1351.503900][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.503928][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.503951][ T32] r4:84867140 [ 1351.503977][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.504005][ T32] INFO: task kworker/1:601:6851 blocked for more than 478 seconds. [ 1351.504037][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.504062][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.504084][ T32] task:kworker/1:601 state:D stack:0 pid:6851 tgid:6851 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.504189][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.504231][ T32] Call trace: [ 1351.504262][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1351.504339][ T32] r10:8291a684 r9:ed4d9d84 r8:00000002 r7:60000113 r6:ed4d9d8c r5:85b79800 [ 1351.504367][ T32] r4:85b79800 [ 1351.504413][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1351.504460][ T32] r5:85b79800 r4:8291a680 [ 1351.504481][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.504520][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.504562][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed4d9e08 [ 1351.504584][ T32] r4:00000000 [ 1351.504603][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1351.504638][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1351.504671][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.504711][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8592d140 ** 4 printk messages dropped ** [ 1351.504927][ T32] r5:00001000 r4:ed4d1000 ** 2 printk messages dropped ** [ 1351.505103][ T32] r5:85ba3f8c r4:85ba3c00 ** 3 printk messages dropped ** [ 1351.505300][ T32] r10:61c88647 r9:85b79800 r8:8591e3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1351.505545][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1351.505844][ T32] Call trace: ** 7 printk messages dropped ** [ 1351.506113][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1351.506428][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 10 printk messages dropped ** [ 1351.507065][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1351.507320][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1351.507352][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.507381][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.507427][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.507460][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.507483][ T32] r4:84867140 [ 1351.507503][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.507526][ T32] INFO: task kworker/1:602:6854 blocked for more than 478 seconds. [ 1351.507557][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.507583][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.507604][ T32] task:kworker/1:602 state:D stack:0 pid:6854 tgid:6854 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.507649][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.507689][ T32] Call trace: [ 1351.507719][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1351.507765][ T32] r10:8291a684 r9:ed4edd84 r8:00000002 r7:60000113 r6:ed4edd8c r5:85b7d400 [ 1351.507787][ T32] r4:85b7d400 [ 1351.507807][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1351.507849][ T32] r5:85b7d400 r4:8291a680 [ 1351.507868][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.507906][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.508020][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed4ede08 [ 1351.508048][ T32] r4:00000000 [ 1351.508068][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1351.508103][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1351.508139][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.508179][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8592d300 [ 1351.508242][ T32] r4:00000000 [ 1351.508363][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.508507][ T32] r9:83018205 r8:85b7d400 r7:00000000 r6:83018200 r5:00001000 r4:7f413000 [ 1351.528799][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.528899][ T32] r5:00001000 r4:ed4e1000 [ 1351.528923][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.528966][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.529016][ T32] r5:85bb038c r4:85bb0000 [ 1351.529037][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.529086][ T32] r7:ddde2d80 r6:83018200 r5:85bb038c r4:8591e480 [ 1351.529107][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.529153][ T32] r10:61c88647 r9:85b7d400 r8:8591e4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.529175][ T32] r4:8591e480 [ 1351.529195][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.529241][ T32] r10:00000000 r9:8591e480 r8:80287e08 r7:ed4d5e60 r6:8591e500 r5:85b7d400 [ 1351.529268][ T32] r4:00000001 [ 1351.529291][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.529330][ T32] Exception stack(0xed4edfb0 to 0xed4edff8) [ 1351.529409][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.529448][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.529476][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1351.529835][ T32] Call trace: ** 7 printk messages dropped ** [ 1351.530159][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 4 printk messages dropped ** [ 1351.530403][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 ** 10 printk messages dropped ** [ 1351.530908][ T32] r5:84af7b8c r4:84af7800 ** 3 printk messages dropped ** [ 1351.531061][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1351.531367][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1351.531648][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1351.532044][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed4f9e08 ** 9 printk messages dropped ** [ 1351.532501][ T32] r5:00001000 r4:ed4e9000 ** 3 printk messages dropped ** [ 1351.532663][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1351.533167][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1351.533598][ T32] Call trace: ** 6 printk messages dropped ** [ 1351.533857][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 ** 6 printk messages dropped ** [ 1351.534198][ T32] r4:dfa0ddc0 ** 6 printk messages dropped ** [ 1351.534414][ T32] r5:00001000 r4:e0053000 ** 7 printk messages dropped ** [ 1351.534716][ T32] r4:84864380 ** 4 printk messages dropped ** [ 1351.534891][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) ** 6 printk messages dropped ** [ 1351.535170][ T32] INFO: task kworker/1:604:6858 blocked for more than 478 seconds. ** 9 printk messages dropped ** [ 1351.535602][ T32] r5:85b80000 r4:8291a680 ** 2 printk messages dropped ** [ 1351.535772][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed505e08 [ 1351.535874][ T32] r4:00000000 [ 1351.535897][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1351.535933][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1351.535972][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.536014][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8592d900 [ 1351.536037][ T32] r4:00000000 [ 1351.536057][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.536100][ T32] r9:83018205 r8:85b80000 r7:00000000 r6:83018200 r5:00001000 r4:7f419000 [ 1351.536136][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.536181][ T32] r5:00001000 r4:ed501000 [ 1351.536201][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.536240][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.536281][ T32] r5:85bb0f8c r4:85bb0c00 [ 1351.536379][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.536429][ T32] r7:ddde2d80 r6:83018200 r5:85bb0f8c r4:8591e680 [ 1351.536489][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.536573][ T32] r10:61c88647 r9:85b80000 r8:8591e6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.536601][ T32] r4:8591e680 [ 1351.536621][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.536795][ T32] r10:00000000 r9:8591e680 r8:80287e08 r7:ed4d5e60 r6:8591e700 r5:85b80000 [ 1351.536822][ T32] r4:00000001 [ 1351.536841][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.536957][ T32] Exception stack(0xed505fb0 to 0xed505ff8) [ 1351.536993][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.537024][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.537051][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.537079][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.537102][ T32] r4:8592d580 [ 1351.537210][ T32] INFO: task kworker/1:604:6858 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1351.537244][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.537298][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.537364][ T32] Call trace: [ 1351.537470][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1351.537521][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1351.537545][ T32] r4:00000000 [ 1351.537564][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.537634][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1351.537709][ T32] dd20: dad8b000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1351.537746][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1351.537772][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1351.537796][ T32] r5:800f0013 r4:80239bb0 [ 1351.537851][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.537951][ T32] r4:82ac21e4 [ 1351.538007][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.538057][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1351.538080][ T32] r4:dfa0ddc0 [ 1351.538099][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.538140][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1351.538167][ T32] r4:00000000 [ 1351.538229][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.538278][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1351.538300][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.538343][ T32] r5:00001000 r4:e0053000 [ 1351.538362][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.538571][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.560868][ T32] r5:84af7b8c r4:84af7800 [ 1351.560977][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.561062][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1351.561086][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.561135][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.561158][ T32] r4:84864380 [ 1351.561178][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.561226][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1351.561248][ T32] r4:00000001 [ 1351.561269][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.561306][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1351.561337][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.561406][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.561438][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.561469][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.561491][ T32] r4:84867140 [ 1351.561515][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.561543][ T32] INFO: task kworker/1:605:6862 blocked for more than 478 seconds. [ 1351.561576][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.561602][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.561625][ T32] task:kworker/1:605 state:D stack:0 pid:6862 tgid:6862 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.561684][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.561729][ T32] Call trace: [ 1351.561762][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1351.561814][ T32] r10:8291a684 r9:ed4c9d84 r8:00000002 r7:60000113 r6:ed4c9d8c r5:85b80c00 [ 1351.561836][ T32] r4:85b80c00 [ 1351.561856][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1351.561911][ T32] r5:85b80c00 r4:8291a680 [ 1351.561961][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.562052][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.562126][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed4c9e08 [ 1351.562152][ T32] r4:00000000 [ 1351.562174][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1351.562210][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1351.562248][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.562329][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8592da00 [ 1351.562355][ T32] r4:00000000 [ 1351.562397][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.562498][ T32] r9:83018205 r8:85b80c00 r7:00000000 r6:83018200 r5:00001000 r4:7f41b000 [ 1351.562529][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.562573][ T32] r5:00001000 r4:ed50d000 [ 1351.562593][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.562632][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.562674][ T32] r5:85bb138c r4:85bb1000 [ 1351.562694][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.562756][ T32] r7:ddde2d80 r6:83018200 r5:85bb138c r4:8591e780 [ 1351.562822][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.562873][ T32] r10:61c88647 r9:85b80c00 r8:8591e7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.562897][ T32] r4:8591e780 [ 1351.562916][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.562960][ T32] r10:00000000 r9:8591e780 r8:80287e08 r7:ed505e60 r6:8591e800 r5:85b80c00 [ 1351.562990][ T32] r4:00000001 [ 1351.563009][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.563045][ T32] Exception stack(0xed4c9fb0 to 0xed4c9ff8) [ 1351.563071][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1351.563127][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1351.563583][ T32] Call trace: ** 6 printk messages dropped ** [ 1351.563924][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 ** 6 printk messages dropped ** [ 1351.564323][ T32] r4:dfa0ddc0 ** 5 printk messages dropped ** [ 1351.564643][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1351.565101][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 7 printk messages dropped ** [ 1351.565433][ T32] r4:84867140 ** 5 printk messages dropped ** [ 1351.565678][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1351.566007][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1351.566304][ T32] r9:83018205 r8:85b81800 r7:00000000 r6:83018200 r5:00001000 r4:7f423000 ** 7 printk messages dropped ** [ 1351.566623][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1351.566911][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1351.567547][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1351.567743][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1351.568022][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 10 printk messages dropped ** [ 1351.581926][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1351.582224][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1351.582325][ T32] r4:00000001 [ 1351.582355][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.582397][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1351.582429][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.582458][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.582484][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.582513][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.582535][ T32] r4:84867140 [ 1351.582558][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.582587][ T32] INFO: task kworker/1:607:6864 blocked for more than 478 seconds. [ 1351.582620][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.582730][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.582775][ T32] task:kworker/1:607 state:D stack:0 pid:6864 tgid:6864 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.582834][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.582955][ T32] Call trace: [ 1351.583000][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1351.583087][ T32] r10:8291a684 r9:ed499d84 r8:00000002 r7:60000013 r6:ed499d8c r5:85b82400 [ 1351.583115][ T32] r4:85b82400 [ 1351.583136][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1351.583179][ T32] r5:85b82400 r4:8291a680 [ 1351.583199][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.583238][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.583281][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed499e08 [ 1351.583303][ T32] r4:00000000 [ 1351.583322][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1351.583356][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1351.583434][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.583481][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8592db40 [ 1351.583504][ T32] r4:00000000 [ 1351.583575][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.583626][ T32] r9:83018205 r8:85b82400 r7:00000000 r6:83018200 r5:00001000 r4:7f41d000 [ 1351.583649][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.583693][ T32] r5:00001000 r4:ed515000 [ 1351.583713][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.583753][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.583795][ T32] r5:85bb178c r4:85bb1400 [ 1351.583815][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.583860][ T32] r7:ddde2d80 r6:83018200 r5:85bb178c r4:8591e980 [ 1351.583881][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.583926][ T32] r10:61c88647 r9:85b82400 r8:8591e9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.583949][ T32] r4:8591e980 [ 1351.583976][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.584096][ T32] r10:00000000 r9:8591e980 r8:80287e08 r7:ed4a5e60 r6:8591ea00 r5:85b82400 [ 1351.584122][ T32] r4:00000001 [ 1351.584141][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.584178][ T32] Exception stack(0xed499fb0 to 0xed499ff8) [ 1351.584204][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.584234][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.584261][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.584291][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.584314][ T32] r4:8592dc00 [ 1351.584478][ T32] INFO: task kworker/1:607:6864 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1351.584511][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1351.584762][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1351.584922][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1351.585102][ T32] r4:dfa0ddc0 ** 5 printk messages dropped ** [ 1351.585333][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1351.585799][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 5 printk messages dropped ** [ 1351.585962][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 11 printk messages dropped ** [ 1351.586498][ T32] r4:85b83000 ** 4 printk messages dropped ** [ 1351.586783][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed521e08 ** 12 printk messages dropped ** [ 1351.587293][ T32] r5:85bb1b8c r4:85bb1800 ** 3 printk messages dropped ** [ 1351.587425][ T32] r10:61c88647 r9:85b83000 r8:8591eaac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1351.587766][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1351.588292][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) ** 6 printk messages dropped ** [ 1351.604909][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 11 printk messages dropped ** [ 1351.605503][ T32] r5:84af7b8c r4:84af7800 ** 6 printk messages dropped ** [ 1351.605728][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 7 printk messages dropped ** [ 1351.606033][ T32] r4:84867140 ** 5 printk messages dropped ** [ 1351.606335][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1351.606702][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1351.607113][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1351.607495][ T32] r10:61c88647 r9:85b83c00 r8:8591ebac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1351.607604][ T32] r4:00000001 [ 1351.607622][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.607657][ T32] Exception stack(0xed52dfb0 to 0xed52dff8) [ 1351.607685][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.607714][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.607781][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.607813][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.607836][ T32] r4:8592de00 [ 1351.608009][ T32] INFO: task kworker/1:609:6868 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1351.608043][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.608107][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.608152][ T32] Call trace: [ 1351.608182][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1351.608232][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1351.608256][ T32] r4:00000000 [ 1351.608275][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.608315][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1351.608342][ T32] dd20: dba85000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1351.608371][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1351.608456][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1351.623035][ T32] r5:800f0013 r4:80239bb0 [ 1351.623081][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.623145][ T32] r4:82ac21e4 [ 1351.623166][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.623209][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1351.623233][ T32] r4:dfa0ddc0 [ 1351.623252][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.623321][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1351.623349][ T32] r4:00000000 [ 1351.623370][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.623418][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1351.623453][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.623504][ T32] r5:00001000 r4:e0053000 [ 1351.623525][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.623565][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.623607][ T32] r5:84af7b8c r4:84af7800 [ 1351.623650][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.623702][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1351.623746][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.623818][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.623850][ T32] r4:84864380 [ 1351.623911][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.623979][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1351.624006][ T32] r4:00000001 [ 1351.624049][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.624091][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1351.624122][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.624151][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.624178][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.624207][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.624230][ T32] r4:84867140 [ 1351.624255][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.624287][ T32] INFO: task kworker/1:610:6871 blocked for more than 478 seconds. [ 1351.624321][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.624348][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.624392][ T32] task:kworker/1:610 state:D stack:0 pid:6871 tgid:6871 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.624454][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1351.624726][ T32] r4:85b84800 ** 3 printk messages dropped ** [ 1351.624954][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1351.625373][ T32] r9:83018205 r8:85b84800 r7:00000000 r6:83018200 r5:00001000 r4:7f425000 ** 4 printk messages dropped ** [ 1351.625630][ T32] r5:85bb278c r4:85bb2400 ** 3 printk messages dropped ** [ 1351.625789][ T32] r10:61c88647 r9:85b84800 r8:8591ecac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1351.626075][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1351.626640][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1351.626876][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 8 printk messages dropped ** [ 1351.627284][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1351.627590][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1351.627941][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) ** 7 printk messages dropped ** [ 1351.628281][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1351.640960][ T32] r4:85b85400 ** 4 printk messages dropped ** [ 1351.641155][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed545e08 ** 11 printk messages dropped ** [ 1351.641626][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1351.642096][ T32] r10:00000000 r9:8591ed80 r8:80287e08 r7:ed539e60 r6:8591ee00 r5:85b85400 ** 8 printk messages dropped ** [ 1351.642525][ T32] INFO: task kworker/1:611:6872 is blocked on a mutex likely owned by task kworker/1:7:3126. ** 10 printk messages dropped ** [ 1351.643138][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1351.643315][ T32] r4:dfa0ddc0 [ 1351.643334][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.643375][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1351.643453][ T32] r4:00000000 [ 1351.643478][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.643626][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1351.643655][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.643701][ T32] r5:00001000 r4:e0053000 [ 1351.643724][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.643765][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.643809][ T32] r5:84af7b8c r4:84af7800 [ 1351.643830][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.643876][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1351.643897][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.643943][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.643966][ T32] r4:84864380 [ 1351.643991][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.644038][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1351.644061][ T32] r4:00000001 [ 1351.644138][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.644180][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1351.644207][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.644250][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.644281][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.644311][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.644333][ T32] r4:84867140 [ 1351.644353][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.644382][ T32] INFO: task kworker/1:612:6875 blocked for more than 478 seconds. [ 1351.644414][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.644439][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.644460][ T32] task:kworker/1:612 state:D stack:0 pid:6875 tgid:6875 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.644570][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.644615][ T32] Call trace: [ 1351.644682][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1351.644735][ T32] r10:8291a684 r9:ed551d84 r8:00000002 r7:60000113 r6:ed551d8c r5:85b86000 [ 1351.644759][ T32] r4:85b86000 [ 1351.644780][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1351.644823][ T32] r5:85b86000 r4:8291a680 [ 1351.644843][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.644880][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.644922][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed551e08 [ 1351.644944][ T32] r4:00000000 [ 1351.644962][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1351.645005][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1351.645039][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.645081][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8590db40 [ 1351.645114][ T32] r4:00000000 [ 1351.645138][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.645183][ T32] r9:83018205 r8:85b86000 r7:00000000 r6:83018200 r5:00001000 r4:7f027000 [ 1351.645206][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.645249][ T32] r5:00001000 r4:dfc35000 [ 1351.645269][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.645307][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.645348][ T32] r5:85bb8f8c r4:85bb8c00 [ 1351.645368][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.645447][ T32] r7:ddde2d80 r6:83018200 r5:85bb8f8c r4:8591ee80 [ 1351.645472][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.645521][ T32] r10:61c88647 r9:85b86000 r8:8591eeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.645544][ T32] r4:8591ee80 [ 1351.645564][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.645610][ T32] r10:00000000 r9:8591ee80 r8:80287e08 r7:ed545e60 r6:8591ef00 r5:85b86000 [ 1351.645632][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1351.645713][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1351.646152][ T32] Call trace: ** 6 printk messages dropped ** [ 1351.646404][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 ** 8 printk messages dropped ** [ 1351.646692][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 10 printk messages dropped ** [ 1351.647156][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1351.647396][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1351.647881][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1351.648150][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1351.670909][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1351.671211][ T32] r10:61c88647 r9:85b86c00 r8:8591efac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1351.671582][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1351.672072][ T32] Call trace: ** 6 printk messages dropped ** [ 1351.672360][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 ** 1 printk messages dropped ** [ 1351.672410][ T32] r5:800f0013 r4:80239bb0 [ 1351.672430][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.672471][ T32] r4:82ac21e4 [ 1351.672532][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.672580][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1351.672603][ T32] r4:dfa0ddc0 [ 1351.672624][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.672665][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1351.672688][ T32] r4:00000000 [ 1351.672718][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.672766][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1351.672788][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.672830][ T32] r5:00001000 r4:e0053000 [ 1351.672850][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.672889][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.672932][ T32] r5:84af7b8c r4:84af7800 [ 1351.672951][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.673005][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1351.673028][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.673073][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.673096][ T32] r4:84864380 [ 1351.673116][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.673161][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1351.673183][ T32] r4:00000001 [ 1351.673289][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.673330][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1351.673357][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.673386][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.673414][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.673443][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.673466][ T32] r4:84867140 [ 1351.673486][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.673514][ T32] INFO: task kworker/1:614:6879 blocked for more than 478 seconds. [ 1351.673546][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.673572][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.673593][ T32] task:kworker/1:614 state:D stack:0 pid:6879 tgid:6879 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.673638][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.673740][ T32] Call trace: [ 1351.673814][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1351.673935][ T32] r10:8291a684 r9:ed1e9d84 r8:00000002 r7:60000113 r6:ed1e9d8c r5:85b7e000 [ 1351.673996][ T32] r4:85b7e000 [ 1351.674043][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1351.674132][ T32] r5:85b7e000 r4:8291a680 [ 1351.674177][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.674255][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.674342][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed1e9e08 [ 1351.674392][ T32] r4:00000000 [ 1351.674434][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1351.674505][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1351.674573][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.674661][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85917d00 [ 1351.674715][ T32] r4:00000000 [ 1351.674792][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.674884][ T32] r9:83018205 r8:85b7e000 r7:00000000 r6:83018200 r5:00001000 r4:7f377000 [ 1351.674938][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.675040][ T32] r5:00001000 r4:ecc9d000 [ 1351.675084][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.675162][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.675249][ T32] r5:85bb378c r4:85bb3400 [ 1351.675292][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.675413][ T32] r7:ddde2d80 r6:83018200 r5:85bb378c r4:85912080 [ 1351.675466][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.675653][ T32] r10:61c88647 r9:85b7e000 r8:859120ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.675715][ T32] r4:85912080 [ 1351.675768][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.675865][ T32] r10:00000000 r9:85912080 r8:80287e08 r7:ed55de60 r6:85912100 r5:85b7e000 [ 1351.675917][ T32] r4:00000001 [ 1351.675960][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.676045][ T32] Exception stack(0xed1e9fb0 to 0xed1e9ff8) [ 1351.676101][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.676162][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1351.676277][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1351.677078][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1351.677388][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1351.678053][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 9 printk messages dropped ** [ 1351.704239][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 ** 5 printk messages dropped ** [ 1351.704651][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1351.705152][ T32] r4:84867140 ** 5 printk messages dropped ** [ 1351.705576][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1351.706315][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1351.707174][ T32] r5:00001000 r4:ed091000 ** 4 printk messages dropped ** [ 1351.707636][ T32] r7:ddde2d80 r6:83018200 r5:85bb3f8c r4:85912180 ** 4 printk messages dropped ** [ 1351.708030][ T32] r10:00000000 r9:85912180 r8:80287e08 r7:ed1e9e60 r6:85912200 r5:85b88c00 ** 10 printk messages dropped ** [ 1351.715980][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1351.716363][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 ** 8 printk messages dropped ** [ 1351.716705][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 9 printk messages dropped ** [ 1351.717065][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 ** 7 printk messages dropped ** [ 1351.717340][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) ** 2 printk messages dropped ** [ 1351.717423][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.717451][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.717478][ T32] r4:84867140 [ 1351.717499][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.717538][ T32] INFO: task kworker/1:616:6887 blocked for more than 478 seconds. [ 1351.717572][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.717598][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.717620][ T32] task:kworker/1:616 state:D stack:0 pid:6887 tgid:6887 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.717665][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.717723][ T32] Call trace: [ 1351.717760][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1351.717826][ T32] r10:8291a684 r9:ed175d84 r8:00000002 r7:60000113 r6:ed175d8c r5:85b88000 [ 1351.717854][ T32] r4:85b88000 [ 1351.717900][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1351.717947][ T32] r5:85b88000 r4:8291a680 [ 1351.717973][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.718026][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.718072][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed175e08 [ 1351.718095][ T32] r4:00000000 [ 1351.718114][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1351.718148][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1351.718182][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.718222][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85917e80 [ 1351.718244][ T32] r4:00000000 [ 1351.718264][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.718307][ T32] r9:83018205 r8:85b88000 r7:00000000 r6:83018200 r5:00001000 r4:7f385000 [ 1351.718329][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.718372][ T32] r5:00001000 r4:ece2f000 [ 1351.718392][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.718472][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.732023][ T32] r5:85bb3b8c r4:85bb3800 [ 1351.732083][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.732161][ T32] r7:ddde2d80 r6:83018200 r5:85bb3b8c r4:85912280 [ 1351.732208][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.732263][ T32] r10:61c88647 r9:85b88000 r8:859122ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.732287][ T32] r4:85912280 [ 1351.732308][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.732358][ T32] r10:00000000 r9:85912280 r8:80287e08 r7:ed321e60 r6:85912300 r5:85b88000 [ 1351.732381][ T32] r4:00000001 [ 1351.732401][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.732440][ T32] Exception stack(0xed175fb0 to 0xed175ff8) [ 1351.732472][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.732540][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.732595][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.732630][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.732654][ T32] r4:85917b80 [ 1351.732831][ T32] INFO: task kworker/1:616:6887 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1351.732868][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.732939][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.732989][ T32] Call trace: [ 1351.733023][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1351.733076][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1351.733099][ T32] r4:00000000 [ 1351.733119][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.733158][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1351.733186][ T32] dd20: dd26a000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1351.733215][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1351.733241][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1351.733264][ T32] r5:800f0013 r4:80239bb0 [ 1351.733284][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.733325][ T32] r4:82ac21e4 [ 1351.733346][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.733390][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1351.733419][ T32] r4:dfa0ddc0 ** 2 printk messages dropped ** [ 1351.733535][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1351.733826][ T32] r5:84af7b8c r4:84af7800 ** 3 printk messages dropped ** [ 1351.733977][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1351.734289][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1351.734656][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1351.735075][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1351.735553][ T32] r9:83018205 r8:85b8a400 r7:00000000 r6:83018200 r5:00001000 r4:7f389000 ** 6 printk messages dropped ** [ 1351.735847][ T32] r7:ddde2d80 r6:83018200 r5:85bb838c r4:85912380 ** 4 printk messages dropped ** [ 1351.736026][ T32] r10:00000000 r9:85912380 r8:80287e08 r7:ed321e60 r6:85912400 r5:85b8a400 ** 9 printk messages dropped ** [ 1351.736479][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 1351.737572][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 11 printk messages dropped ** [ 1351.738408][ T32] r5:84af7b8c r4:84af7800 ** 6 printk messages dropped ** [ 1351.751082][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 7 printk messages dropped ** [ 1351.751354][ T32] r4:84867140 ** 5 printk messages dropped ** [ 1351.751552][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1351.752218][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.752266][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.752311][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed35de08 [ 1351.752336][ T32] r4:00000000 [ 1351.752356][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1351.752392][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1351.752431][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.752571][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8590dd80 [ 1351.752694][ T32] r4:00000000 [ 1351.752761][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.752816][ T32] r9:83018205 r8:85b8b000 r7:00000000 r6:83018200 r5:00001000 r4:7f3a5000 [ 1351.752840][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.752884][ T32] r5:00001000 r4:ebbbf000 [ 1351.752905][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.752944][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.752993][ T32] r5:85bb978c r4:85bb9400 [ 1351.753015][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.753062][ T32] r7:ddde2d80 r6:83018200 r5:85bb978c r4:85912480 [ 1351.753083][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.753130][ T32] r10:61c88647 r9:85b8b000 r8:859124ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.753218][ T32] r4:85912480 [ 1351.753244][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.753291][ T32] r10:00000000 r9:85912480 r8:80287e08 r7:ed569e60 r6:85912500 r5:85b8b000 [ 1351.753314][ T32] r4:00000001 [ 1351.753333][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.753368][ T32] Exception stack(0xed35dfb0 to 0xed35dff8) [ 1351.753395][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.753424][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.753546][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.753579][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.753664][ T32] r4:85917f00 [ 1351.753841][ T32] INFO: task kworker/1:618:6897 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1351.753877][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.754212][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.754264][ T32] Call trace: [ 1351.754295][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1351.754347][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1351.754376][ T32] r4:00000000 [ 1351.754399][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.754521][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1351.754554][ T32] dd20: dd26a000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1351.754646][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1351.754675][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1351.754700][ T32] r5:800f0013 r4:80239bb0 [ 1351.754721][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.754824][ T32] r4:82ac21e4 [ 1351.754847][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.754890][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1351.754914][ T32] r4:dfa0ddc0 [ 1351.754935][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.754991][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1351.755019][ T32] r4:00000000 [ 1351.755040][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.755087][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1351.755188][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.755236][ T32] r5:00001000 r4:e0053000 [ 1351.755261][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.755399][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1351.755466][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1351.756025][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) ** 4 printk messages dropped ** [ 1351.756163][ T32] r4:84867140 ** 5 printk messages dropped ** [ 1351.756772][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1351.757039][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1351.757399][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1351.757747][ T32] r10:61c88647 r9:85b8bc00 r8:859125ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1351.758109][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1351.779040][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1351.779254][ T32] r5:800f0013 r4:80239bb0 ** 4 printk messages dropped ** [ 1351.779439][ T32] r4:dfa0ddc0 ** 6 printk messages dropped ** [ 1351.779658][ T32] r5:00001000 r4:e0053000 ** 6 printk messages dropped ** [ 1351.779946][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1351.780198][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.780234][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.780263][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.780286][ T32] r4:84867140 [ 1351.780309][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.780338][ T32] INFO: task kworker/1:620:6901 blocked for more than 478 seconds. [ 1351.780371][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.780396][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.780418][ T32] task:kworker/1:620 state:D stack:0 pid:6901 tgid:6901 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.780470][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.780514][ T32] Call trace: [ 1351.780564][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1351.780622][ T32] r10:8291a684 r9:ed369d84 r8:00000002 r7:60000113 r6:ed369d8c r5:85b8c800 [ 1351.780647][ T32] r4:85b8c800 [ 1351.780666][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1351.780709][ T32] r5:85b8c800 r4:8291a680 [ 1351.780745][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.780795][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.780838][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed369e08 [ 1351.780879][ T32] r4:00000000 [ 1351.780915][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1351.780955][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1351.780989][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.781030][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8590d280 [ 1351.781052][ T32] r4:00000000 [ 1351.781072][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.781115][ T32] r9:83018205 r8:85b8c800 r7:00000000 r6:83018200 r5:00001000 r4:7f38f000 [ 1351.781137][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.781177][ T32] r5:00001000 r4:ed239000 [ 1351.781196][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.781235][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.781286][ T32] r5:85bb8b8c r4:85bb8800 [ 1351.781315][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.781362][ T32] r7:ddde2d80 r6:83018200 r5:85bb8b8c r4:85912680 [ 1351.781383][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.781430][ T32] r10:61c88647 r9:85b8c800 r8:859126ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.781453][ T32] r4:85912680 [ 1351.781472][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.781516][ T32] r10:00000000 r9:85912680 r8:80287e08 r7:ed35de60 r6:85912700 r5:85b8c800 [ 1351.781538][ T32] r4:00000001 [ 1351.781557][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.781591][ T32] Exception stack(0xed369fb0 to 0xed369ff8) [ 1351.781617][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.781646][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.781673][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.781702][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.781730][ T32] r4:8590d100 [ 1351.781896][ T32] INFO: task kworker/1:620:6901 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1351.781940][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.782013][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.782075][ T32] Call trace: [ 1351.782120][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1351.782172][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1351.782215][ T32] r4:00000000 [ 1351.782244][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.782286][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1351.782315][ T32] dd20: dd7b1000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1351.782371][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1351.782401][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1351.782425][ T32] r5:800f0013 r4:80239bb0 [ 1351.782446][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.782504][ T32] r4:82ac21e4 [ 1351.782534][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.782577][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1351.782600][ T32] r4:dfa0ddc0 [ 1351.782619][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.782659][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 9 printk messages dropped ** [ 1351.783153][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 ** 5 printk messages dropped ** [ 1351.783459][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1351.783607][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1351.783951][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1351.784328][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed38de08 ** 9 printk messages dropped ** [ 1351.784791][ T32] r5:00001000 r4:eb695000 ** 4 printk messages dropped ** [ 1351.784964][ T32] r7:ddde2d80 r6:83018200 r5:85bb938c r4:85912780 ** 6 printk messages dropped ** [ 1351.785200][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1351.785684][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1351.786026][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) ** 7 printk messages dropped ** [ 1351.786373][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 ** 12 printk messages dropped ** [ 1351.786943][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 ** 7 printk messages dropped ** [ 1351.787250][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) ** 6 printk messages dropped ** [ 1351.787469][ T32] INFO: task kworker/1:622:6916 blocked for more than 478 seconds. ** 9 printk messages dropped ** [ 1351.787986][ T32] r5:85b89800 r4:8291a680 ** 3 printk messages dropped ** [ 1351.788121][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1351.788381][ T32] r9:83018205 r8:85b89800 r7:00000000 r6:83018200 r5:00001000 r4:7f3a7000 [ 1351.788404][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.817526][ T32] r5:00001000 r4:ec659000 [ 1351.817629][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.817705][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.817775][ T32] r5:85bb9b8c r4:85bb9800 [ 1351.817826][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.817887][ T32] r7:ddde2d80 r6:83018200 r5:85bb9b8c r4:85912880 [ 1351.817912][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.817964][ T32] r10:61c88647 r9:85b89800 r8:859128ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.817988][ T32] r4:85912880 [ 1351.818032][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.818114][ T32] r10:00000000 r9:85912880 r8:80287e08 r7:ed35de60 r6:85912900 r5:85b89800 [ 1351.818161][ T32] r4:00000001 [ 1351.818185][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.818272][ T32] Exception stack(0xed381fb0 to 0xed381ff8) [ 1351.818309][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.818359][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.818391][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.818440][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.818532][ T32] r4:8590ddc0 [ 1351.819241][ T32] INFO: task kworker/1:622:6916 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1351.819294][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.819371][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.819427][ T32] Call trace: [ 1351.819487][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1351.819544][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1351.819569][ T32] r4:00000000 [ 1351.819590][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.819631][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1351.819689][ T32] dd20: ddc9d000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1351.819723][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1351.819757][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1351.819784][ T32] r5:800f0013 r4:80239bb0 [ 1351.819805][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.819859][ T32] r4:82ac21e4 [ 1351.819884][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.819927][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1351.819960][ T32] r4:dfa0ddc0 [ 1351.820003][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.820070][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1351.820096][ T32] r4:00000000 [ 1351.820116][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.820195][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1351.820229][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.820297][ T32] r5:00001000 r4:e0053000 [ 1351.820322][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.820363][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.820406][ T32] r5:84af7b8c r4:84af7800 [ 1351.820427][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1351.820653][ T32] r4:84864380 ** 4 printk messages dropped ** [ 1351.820977][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) ** 6 printk messages dropped ** [ 1351.821345][ T32] INFO: task kworker/1:623:6919 blocked for more than 478 seconds. ** 7 printk messages dropped ** [ 1351.821803][ T32] r4:85b8ec00 ** 4 printk messages dropped ** [ 1351.822155][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed375e08 ** 5 printk messages dropped ** [ 1351.822498][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1351.822967][ T32] r5:85bb9f8c r4:85bb9c00 ** 2 printk messages dropped ** [ 1351.823163][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1351.823540][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1351.824059][ T32] Call trace: ** 4 printk messages dropped ** [ 1351.824314][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) ** 7 printk messages dropped ** [ 1351.824668][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 ** 9 printk messages dropped ** [ 1351.825103][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1351.825567][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) ** 4 printk messages dropped ** [ 1351.825704][ T32] r4:84867140 ** 5 printk messages dropped ** [ 1351.825915][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1351.826283][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed571e08 ** 8 printk messages dropped ** [ 1351.826707][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1351.827176][ T32] r10:61c88647 r9:85b8d400 r8:85912aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1351.827569][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1351.827892][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.828025][ T32] Call trace: [ 1351.828068][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1351.828150][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1351.828205][ T32] r4:00000000 [ 1351.828256][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.828309][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1351.828339][ T32] dd20: ddc9d000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1351.828369][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1351.828402][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1351.828501][ T32] r5:800f0013 r4:80239bb0 [ 1351.861049][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.861145][ T32] r4:82ac21e4 [ 1351.861169][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.861230][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1351.861266][ T32] r4:dfa0ddc0 [ 1351.861303][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.861352][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1351.861379][ T32] r4:00000000 [ 1351.861419][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.861488][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1351.861536][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.861612][ T32] r5:00001000 r4:e0053000 [ 1351.861642][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.861694][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.861769][ T32] r5:84af7b8c r4:84af7800 [ 1351.861813][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.861869][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1351.861901][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.861977][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.862064][ T32] r4:84864380 [ 1351.862095][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.862151][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1351.862175][ T32] r4:00000001 [ 1351.862217][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.862261][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1351.862293][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.862322][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.862373][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.862413][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.862447][ T32] r4:84867140 [ 1351.862502][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.862556][ T32] INFO: task kworker/1:625:6922 blocked for more than 478 seconds. [ 1351.862625][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.862688][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.862787][ T32] task:kworker/1:625 state:D stack:0 pid:6922 tgid:6922 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.862883][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.862946][ T32] Call trace: [ 1351.863012][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1351.863069][ T32] r10:8291a684 r9:ed581d84 r8:00000002 r7:60000013 r6:ed581d8c r5:85b7c800 [ 1351.863095][ T32] r4:85b7c800 [ 1351.863115][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1351.863168][ T32] r5:85b7c800 r4:8291a680 [ 1351.863192][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.863232][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.863293][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed581e08 [ 1351.863345][ T32] r4:00000000 [ 1351.863381][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1351.863419][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1351.863477][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.863529][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85917280 [ 1351.863553][ T32] r4:00000000 [ 1351.863573][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.863618][ T32] r9:83018205 r8:85b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f3af000 [ 1351.863640][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.863682][ T32] r5:00001000 r4:ecb2d000 [ 1351.863702][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.863749][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.863792][ T32] r5:85bba78c r4:85bba400 [ 1351.863812][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.863858][ T32] r7:ddde2d80 r6:83018200 r5:85bba78c r4:85912b80 [ 1351.863880][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.863946][ T32] r10:61c88647 r9:85b7c800 r8:85912bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1351.864314][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1351.864849][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 ** 9 printk messages dropped ** [ 1351.865263][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 9 printk messages dropped ** [ 1351.865664][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1351.865991][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 17 printk messages dropped ** [ 1351.866949][ T32] r4:85b98000 ** 5 printk messages dropped ** [ 1351.867211][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1351.867343][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8592de40 ** 7 printk messages dropped ** [ 1351.867702][ T32] r5:85bbab8c r4:85bba800 ** 3 printk messages dropped ** [ 1351.867891][ T32] r10:61c88647 r9:85b98000 r8:85912cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1351.868237][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1351.883958][ T32] dd20: de8c3000 eb0cd000 00000001 80239b98 7f13f000 00000001 ** 5 printk messages dropped ** [ 1351.884166][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.884209][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1351.884232][ T32] r4:dfa0ddc0 [ 1351.884274][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.884321][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1351.884344][ T32] r4:00000000 [ 1351.884378][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.884429][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1351.884452][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.884494][ T32] r5:00001000 r4:e0053000 [ 1351.884515][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.884558][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.884671][ T32] r5:84af7b8c r4:84af7800 [ 1351.884708][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.884793][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1351.884862][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.884980][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.885013][ T32] r4:84864380 [ 1351.885065][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.885123][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1351.885170][ T32] r4:00000001 [ 1351.885218][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.885260][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1351.885288][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.885340][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.885399][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.885431][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.885495][ T32] r4:84867140 [ 1351.885523][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.885574][ T32] INFO: task kworker/1:627:6926 blocked for more than 478 seconds. [ 1351.885707][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.885755][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.885780][ T32] task:kworker/1:627 state:D stack:0 pid:6926 tgid:6926 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.885868][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.885939][ T32] Call trace: [ 1351.885973][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1351.886042][ T32] r10:8291a684 r9:ed58dd84 r8:00000002 r7:60000113 r6:ed58dd8c r5:85b98c00 [ 1351.886096][ T32] r4:85b98c00 [ 1351.886120][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1351.886185][ T32] r5:85b98c00 r4:8291a680 [ 1351.886211][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.886282][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.886329][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed58de08 [ 1351.886374][ T32] r4:00000000 [ 1351.886402][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1351.886459][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1351.886502][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.886545][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859150c0 [ 1351.886567][ T32] r4:00000000 [ 1351.886610][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.886663][ T32] r9:83018205 r8:85b98c00 r7:00000000 r6:83018200 r5:00001000 r4:7f3b3000 [ 1351.886695][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.886768][ T32] r5:00001000 r4:ece63000 [ 1351.886813][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.886858][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.886924][ T32] r5:85bbaf8c r4:85bbac00 [ 1351.886972][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.887059][ T32] r7:ddde2d80 r6:83018200 r5:85bbaf8c r4:85912d80 ** 1 printk messages dropped ** [ 1351.887157][ T32] r10:61c88647 r9:85b98c00 r8:85912dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1351.887697][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1351.888401][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 ** 9 printk messages dropped ** [ 1351.901359][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 10 printk messages dropped ** [ 1351.901877][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1351.902352][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) ** 6 printk messages dropped ** [ 1351.902601][ T32] INFO: task kworker/1:628:6928 blocked for more than 478 seconds. ** 7 printk messages dropped ** [ 1351.902942][ T32] r4:85b99800 ** 5 printk messages dropped ** [ 1351.903200][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1351.903391][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85915300 ** 9 printk messages dropped ** [ 1351.903785][ T32] r7:ddde2d80 r6:83018200 r5:85bbb38c r4:85912e80 ** 1 printk messages dropped ** [ 1351.903879][ T32] r10:61c88647 r9:85b99800 r8:85912eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.903902][ T32] r4:85912e80 [ 1351.903921][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.903966][ T32] r10:00000000 r9:85912e80 r8:80287e08 r7:ed58de60 r6:85912f00 r5:85b99800 [ 1351.904018][ T32] r4:00000001 [ 1351.904055][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.904094][ T32] Exception stack(0xed591fb0 to 0xed591ff8) [ 1351.904146][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.904189][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.904223][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.904276][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.904309][ T32] r4:85915240 [ 1351.904504][ T32] INFO: task kworker/1:628:6928 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1351.904545][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.904676][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.904742][ T32] Call trace: [ 1351.904785][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1351.904861][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1351.904894][ T32] r4:00000000 [ 1351.904915][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.904963][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1351.905056][ T32] dd20: dee9b000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1351.905121][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1351.905170][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1351.905198][ T32] r5:800f0013 r4:80239bb0 [ 1351.905220][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.905263][ T32] r4:82ac21e4 [ 1351.905312][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.905385][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1351.905417][ T32] r4:dfa0ddc0 [ 1351.905437][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.905516][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1351.905559][ T32] r4:00000000 [ 1351.905581][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.905628][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1351.905671][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.905722][ T32] r5:00001000 r4:e0053000 [ 1351.905749][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.905794][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.905839][ T32] r5:84af7b8c r4:84af7800 [ 1351.905859][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.905905][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1351.905927][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.905995][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.906044][ T32] r4:84864380 [ 1351.906071][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.906119][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1351.906142][ T32] r4:00000001 [ 1351.906182][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.906221][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1351.906261][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.906318][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.906348][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.906397][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.906424][ T32] r4:84867140 [ 1351.906445][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.906471][ T32] INFO: task kworker/1:629:6930 blocked for more than 478 seconds. [ 1351.906501][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.906525][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.906546][ T32] task:kworker/1:629 state:D stack:0 pid:6930 tgid:6930 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.906613][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1351.906826][ T32] r4:85b9a400 ** 2 printk messages dropped ** [ 1351.907003][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1351.907224][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1351.907543][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1351.907791][ T32] r5:85bbb78c r4:85bbb400 ** 2 printk messages dropped ** [ 1351.907890][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1351.908210][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1351.908326][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.908351][ T32] r4:859153c0 [ 1351.908516][ T32] INFO: task kworker/1:629:6930 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1351.936779][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.937021][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.937177][ T32] Call trace: [ 1351.937273][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1351.937401][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1351.937462][ T32] r4:00000000 [ 1351.937515][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.937705][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1351.937802][ T32] dd20: df2b0000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1351.937877][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1351.937941][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1351.938041][ T32] r5:800f0013 r4:80239bb0 [ 1351.938101][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.938199][ T32] r4:82ac21e4 [ 1351.938255][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.938350][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1351.938406][ T32] r4:dfa0ddc0 [ 1351.938456][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.939600][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1351.939741][ T32] r4:00000000 [ 1351.939824][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.939981][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1351.940066][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.940176][ T32] r5:00001000 r4:e0053000 [ 1351.940231][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.940323][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.940419][ T32] r5:84af7b8c r4:84af7800 [ 1351.940509][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.940622][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1351.940691][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.940796][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.940855][ T32] r4:84864380 [ 1351.940906][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.941022][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1351.941079][ T32] r4:00000001 [ 1351.941133][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.941266][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1351.941361][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.941459][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.941536][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1351.941814][ T32] INFO: task kworker/1:630:6932 blocked for more than 478 seconds. ** 9 printk messages dropped ** [ 1351.942701][ T32] r5:85b9b000 r4:8291a680 ** 5 printk messages dropped ** [ 1351.943241][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1351.944134][ T32] r5:85bbbb8c r4:85bbb800 ** 1 printk messages dropped ** [ 1351.944360][ T32] r7:ddde2d80 r6:83018200 r5:85bbbb8c r4:85852080 ** 1 printk messages dropped ** [ 1351.944538][ T32] r10:61c88647 r9:85b9b000 r8:858520ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 4 printk messages dropped ** [ 1351.944871][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1351.945387][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 1351.946012][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1351.946456][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1351.946673][ T32] dd20: df2b0000 eb0cd000 00000001 80239b98 7f13f000 00000001 ** 5 printk messages dropped ** [ 1351.947258][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 3 printk messages dropped ** [ 1351.947566][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 5 printk messages dropped ** [ 1351.948032][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1351.979711][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 4 printk messages dropped ** [ 1351.980141][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1351.980854][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1351.981701][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1351.982522][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1351.983136][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 5 printk messages dropped ** [ 1351.983527][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.983615][ T32] Exception stack(0xed59dfb0 to 0xed59dff8) [ 1351.983678][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.983748][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.983830][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.983932][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.984013][ T32] r4:859154c0 [ 1351.984330][ T32] INFO: task kworker/1:631:6934 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1351.984413][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.984546][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.984719][ T32] Call trace: [ 1351.984797][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1351.984914][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1351.984990][ T32] r4:00000000 [ 1351.985067][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.985192][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1351.985291][ T32] dd20: df7db000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1351.985367][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1351.985456][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1351.985526][ T32] r5:800f0013 r4:80239bb0 [ 1351.985594][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.985704][ T32] r4:82ac21e4 [ 1351.985759][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.985859][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1351.985916][ T32] r4:dfa0ddc0 [ 1351.985990][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.986100][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1351.986176][ T32] r4:00000000 [ 1351.986235][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.986340][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1351.986393][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.986486][ T32] r5:00001000 r4:e0053000 [ 1351.986537][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.986631][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.986765][ T32] r5:84af7b8c r4:84af7800 [ 1351.986828][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.986934][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1351.987002][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.987110][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.987163][ T32] r4:84864380 [ 1351.987210][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.987314][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1351.987368][ T32] r4:00000001 [ 1351.987447][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.987538][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1351.987600][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.987670][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.987737][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.987807][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.987865][ T32] r4:84867140 [ 1351.987916][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.987989][ T32] INFO: task kworker/1:632:6937 blocked for more than 478 seconds. [ 1351.988082][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.988148][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.988199][ T32] task:kworker/1:632 state:D stack:0 pid:6937 tgid:6937 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.988313][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.988474][ T32] Call trace: [ 1352.009161][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1352.009330][ T32] r10:8291a684 r9:ed5a1d84 r8:00000002 r7:60000113 r6:ed5a1d8c r5:85b9c800 [ 1352.009407][ T32] r4:85b9c800 [ 1352.009471][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1352.009606][ T32] r5:85b9c800 r4:8291a680 [ 1352.009668][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.009766][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1352.010066][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1352.010870][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1352.011337][ T32] r10:61c88647 r9:85b9c800 r8:858522ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1352.012148][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1352.013549][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1352.013621][ T32] dd20: df899000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1352.013708][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1352.013796][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1352.013862][ T32] r5:800f0013 r4:80239bb0 [ 1352.013968][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.014085][ T32] r4:82ac21e4 [ 1352.014139][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.014240][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1352.014296][ T32] r4:dfa0ddc0 [ 1352.014347][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.014466][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1352.014535][ T32] r4:00000000 [ 1352.014587][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.014689][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1352.014782][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.014887][ T32] r5:00001000 r4:e0053000 [ 1352.014951][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.015060][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.015170][ T32] r5:84af7b8c r4:84af7800 [ 1352.015249][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.015362][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1352.015419][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.015525][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.015582][ T32] r4:84864380 [ 1352.015631][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.015780][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1352.015877][ T32] r4:00000001 [ 1352.015943][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.016037][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1352.016117][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.016185][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.016262][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.016353][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.016422][ T32] r4:84867140 [ 1352.016477][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.016560][ T32] INFO: task kworker/1:633:6938 blocked for more than 478 seconds. [ 1352.016639][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.016699][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.016754][ T32] task:kworker/1:633 state:D stack:0 pid:6938 tgid:6938 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.016860][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.016993][ T32] Call trace: [ 1352.017109][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1352.017219][ T32] r10:8291a684 r9:ed5a5d84 r8:00000002 r7:60000113 r6:ed5a5d8c r5:85b9d400 [ 1352.017274][ T32] r4:85b9d400 [ 1352.017340][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1352.017461][ T32] r5:85b9d400 r4:8291a680 [ 1352.017517][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.017609][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.017706][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed5a5e08 [ 1352.017781][ T32] r4:00000000 [ 1352.017837][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1352.017927][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1352.018021][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.018138][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85915a40 [ 1352.018209][ T32] r4:00000000 [ 1352.018262][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.018384][ T32] r9:83018205 r8:85b9d400 r7:00000000 r6:83018200 r5:00001000 r4:7f3c3000 [ 1352.043362][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.043520][ T32] r5:00001000 r4:ecfbd000 [ 1352.043550][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.043595][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.043639][ T32] r5:85bc438c r4:85bc4000 [ 1352.043661][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.043708][ T32] r7:ddde2d80 r6:83018200 r5:85bc438c r4:85852380 [ 1352.043735][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.043826][ T32] r10:61c88647 r9:85b9d400 r8:858523ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.043860][ T32] r4:85852380 [ 1352.043882][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.043981][ T32] r10:00000000 r9:85852380 r8:80287e08 r7:ed5a1e60 r6:85852400 r5:85b9d400 [ 1352.044012][ T32] r4:00000001 [ 1352.044055][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.044105][ T32] Exception stack(0xed5a5fb0 to 0xed5a5ff8) [ 1352.044159][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.044193][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.044245][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.044301][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.044326][ T32] r4:859157c0 [ 1352.044538][ T32] INFO: task kworker/1:633:6938 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1352.044578][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.044735][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.044816][ T32] Call trace: [ 1352.044860][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1352.044914][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1352.044959][ T32] r4:00000000 [ 1352.045015][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.045066][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) ** 2 printk messages dropped ** [ 1352.045171][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 8 printk messages dropped ** [ 1352.045539][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1352.045981][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1352.046789][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1352.046959][ T32] INFO: task kworker/1:634:6940 blocked for more than 478 seconds. ** 3 printk messages dropped ** [ 1352.047202][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1352.047368][ T32] r4:85b9e000 ** 3 printk messages dropped ** [ 1352.047520][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1352.047719][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 3 printk messages dropped ** [ 1352.047887][ T32] r9:83018205 r8:85b9e000 r7:00000000 r6:83018200 r5:00001000 r4:7f3d9000 ** 5 printk messages dropped ** [ 1352.048232][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1352.061456][ T32] r10:00000000 r9:85852480 r8:80287e08 r7:ed5a5e60 r6:85852500 r5:85b9e000 ** 9 printk messages dropped ** [ 1352.062381][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1352.063260][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 ** 11 printk messages dropped ** [ 1352.063705][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1352.064187][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1352.064551][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1352.064925][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1352.065008][ T32] r4:00000000 [ 1352.065028][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1352.065063][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1352.065097][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.065139][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85915c80 [ 1352.065161][ T32] r4:00000000 [ 1352.065191][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.065240][ T32] r9:83018205 r8:85b9ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f3c5000 [ 1352.065263][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.065325][ T32] r5:00001000 r4:ed035000 [ 1352.065354][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.065415][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.065494][ T32] r5:85bc478c r4:85bc4400 [ 1352.065518][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.065565][ T32] r7:ddde2d80 r6:83018200 r5:85bc478c r4:85852580 [ 1352.065591][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.065650][ T32] r10:61c88647 r9:85b9ec00 r8:858525ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.065696][ T32] r4:85852580 [ 1352.065719][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.065785][ T32] r10:00000000 r9:85852580 r8:80287e08 r7:ed5a9e60 r6:85852600 r5:85b9ec00 [ 1352.065817][ T32] r4:00000001 [ 1352.065837][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.065893][ T32] Exception stack(0xed5adfb0 to 0xed5adff8) [ 1352.065928][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.065958][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.065990][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.066019][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.066042][ T32] r4:85915bc0 [ 1352.066150][ T32] INFO: task kworker/1:635:6942 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1352.066225][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.066286][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.066383][ T32] Call trace: [ 1352.066414][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1352.066465][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1352.066520][ T32] r4:00000000 [ 1352.066545][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.066607][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1352.066666][ T32] dd20: e00b1000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1352.066698][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1352.066765][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1352.066814][ T32] r5:800f0013 r4:80239bb0 [ 1352.066865][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.066919][ T32] r4:82ac21e4 [ 1352.066941][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.067040][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1352.067068][ T32] r4:dfa0ddc0 [ 1352.067111][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.067157][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1352.067180][ T32] r4:00000000 [ 1352.067224][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.067273][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1352.067301][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.067366][ T32] r5:00001000 r4:e0053000 [ 1352.067418][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.067463][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.067526][ T32] r5:84af7b8c r4:84af7800 [ 1352.067569][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.067624][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1352.067666][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.067724][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.067751][ T32] r4:84864380 [ 1352.067792][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.067848][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1352.067871][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1352.067931][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) ** 6 printk messages dropped ** [ 1352.068259][ T32] INFO: task kworker/1:636:6944 blocked for more than 478 seconds. ** 9 printk messages dropped ** [ 1352.087411][ T32] r5:85b90000 r4:8291a680 ** 3 printk messages dropped ** [ 1352.087566][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1352.087646][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1352.088160][ T32] r9:83018205 r8:85b90000 r7:00000000 r6:83018200 r5:00001000 r4:7f3c9000 ** 4 printk messages dropped ** [ 1352.088371][ T32] r5:85bc4b8c r4:85bc4800 [ 1352.088392][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1352.093103][ T32] r10:61c88647 r9:85b90000 r8:858526ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1352.093231][ T32] r10:00000000 r9:85852680 r8:80287e08 r7:ed5a9e60 r6:85852700 r5:85b90000 ** 5 printk messages dropped ** [ 1352.093500][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1352.094083][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1352.094441][ T32] dd20: e049c000 eb0cd000 00000001 80239b98 7f13f000 00000001 ** 7 printk messages dropped ** [ 1352.094731][ T32] r4:dfa0ddc0 ** 6 printk messages dropped ** [ 1352.095079][ T32] r5:00001000 r4:e0053000 ** 6 printk messages dropped ** [ 1352.095471][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1352.095747][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1352.096273][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1352.096504][ T32] r4:85b91800 [ 1352.096559][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1352.096607][ T32] r5:85b91800 r4:8291a680 [ 1352.096628][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.096689][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.096742][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed585e08 [ 1352.096765][ T32] r4:00000000 [ 1352.096784][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1352.096842][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1352.096886][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.096927][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85915f40 [ 1352.096951][ T32] r4:00000000 [ 1352.096990][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.097064][ T32] r9:83018205 r8:85b91800 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1352.097094][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.097161][ T32] r5:00001000 r4:ed2fd000 [ 1352.097185][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.097225][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.097296][ T32] r5:85bc4f8c r4:85bc4c00 [ 1352.097340][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.097391][ T32] r7:ddde2d80 r6:83018200 r5:85bc4f8c r4:85852780 [ 1352.097412][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.097458][ T32] r10:61c88647 r9:85b91800 r8:858527ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.097481][ T32] r4:85852780 [ 1352.097501][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.097545][ T32] r10:00000000 r9:85852780 r8:80287e08 r7:ed5a9e60 r6:85852800 r5:85b91800 [ 1352.097590][ T32] r4:00000001 [ 1352.097614][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.097669][ T32] Exception stack(0xed585fb0 to 0xed585ff8) [ 1352.097731][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.097764][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.097837][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.097874][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.097897][ T32] r4:85915d40 [ 1352.098047][ T32] INFO: task kworker/1:637:6946 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1352.098089][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.098145][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.098223][ T32] Call trace: [ 1352.098258][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1352.098309][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1352.098332][ T32] r4:00000000 [ 1352.098361][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.098480][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1352.115479][ T32] dd20: e0871000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1352.115560][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1352.115597][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1352.115628][ T32] r5:800f0013 r4:80239bb0 [ 1352.115651][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.115715][ T32] r4:82ac21e4 [ 1352.115759][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.115807][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1352.115873][ T32] r4:dfa0ddc0 [ 1352.115923][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.115974][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1352.116019][ T32] r4:00000000 [ 1352.116049][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.116097][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1352.116119][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.116188][ T32] r5:00001000 r4:e0053000 [ 1352.116234][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.116321][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.116441][ T32] r5:84af7b8c r4:84af7800 [ 1352.116523][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.116636][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1352.116697][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.116768][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.116797][ T32] r4:84864380 [ 1352.116908][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.117013][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1352.117062][ T32] r4:00000001 [ 1352.117111][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.117160][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1352.117208][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.117262][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.117316][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.117375][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.117407][ T32] r4:84867140 [ 1352.117432][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.117469][ T32] INFO: task kworker/1:638:6949 blocked for more than 478 seconds. [ 1352.117503][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.117554][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.117581][ T32] task:kworker/1:638 state:D stack:0 pid:6949 tgid:6949 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.117642][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.117713][ T32] Call trace: [ 1352.117773][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1352.117849][ T32] r10:8291a684 r9:ed5c1d84 r8:00000002 r7:60000113 r6:ed5c1d8c r5:85b90c00 [ 1352.117900][ T32] r4:85b90c00 [ 1352.117932][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1352.117990][ T32] r5:85b90c00 r4:8291a680 [ 1352.118011][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.118072][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.118119][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed5c1e08 [ 1352.118165][ T32] r4:00000000 [ 1352.118210][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1352.118277][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1352.118320][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.118397][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85082540 [ 1352.118499][ T32] r4:00000000 [ 1352.129084][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.129171][ T32] r9:83018205 r8:85b90c00 r7:00000000 r6:83018200 r5:00001000 r4:7f3db000 [ 1352.129198][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.129265][ T32] r5:00001000 r4:ed487000 [ 1352.129313][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.129412][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.129469][ T32] r5:85bc578c r4:85bc5400 [ 1352.129512][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1352.129594][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1352.130148][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1352.130662][ T32] Call trace: ** 4 printk messages dropped ** [ 1352.130991][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) ** 7 printk messages dropped ** [ 1352.131434][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 ** 8 printk messages dropped ** [ 1352.131817][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1352.132318][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 16 printk messages dropped ** [ 1352.133290][ T32] r10:8291a684 r9:ed5c5d84 r8:00000002 r7:60000013 r6:ed5c5d8c r5:85b93c00 ** 16 printk messages dropped ** [ 1352.134167][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1352.134506][ T32] r4:85852980 ** 5 printk messages dropped ** [ 1352.134717][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1352.135474][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) ** 18 printk messages dropped ** [ 1352.136206][ T32] r5:84af7b8c r4:84af7800 ** 9 printk messages dropped ** [ 1352.136597][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) ** 4 printk messages dropped ** [ 1352.136829][ T32] r4:84867140 ** 5 printk messages dropped ** [ 1352.137116][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1352.137497][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed5b5e08 ** 8 printk messages dropped ** [ 1352.137894][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1352.138430][ T32] r10:61c88647 r9:85b92400 r8:85852aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1352.159912][ T32] r10:00000000 r9:85852a80 r8:80287e08 r7:ed5c5e60 r6:85852b00 r5:85b92400 [ 1352.159952][ T32] r4:00000001 [ 1352.159984][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.160025][ T32] Exception stack(0xed5b5fb0 to 0xed5b5ff8) [ 1352.160057][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.160087][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.160115][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.160144][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.160195][ T32] r4:85082500 [ 1352.160374][ T32] INFO: task kworker/1:640:6955 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1352.160409][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.160501][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.160556][ T32] Call trace: [ 1352.160634][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1352.160709][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1352.160738][ T32] r4:00000000 [ 1352.160777][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.160847][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1352.160880][ T32] dd20: e0eb9000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1352.160909][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1352.160958][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1352.160991][ T32] r5:800f0013 r4:80239bb0 [ 1352.161030][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.161082][ T32] r4:82ac21e4 [ 1352.161102][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.161179][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1352.161206][ T32] r4:dfa0ddc0 [ 1352.161249][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.161317][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1352.161363][ T32] r4:00000000 [ 1352.161387][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.161456][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1352.161501][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.161548][ T32] r5:00001000 r4:e0053000 [ 1352.161591][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.161640][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.161684][ T32] r5:84af7b8c r4:84af7800 [ 1352.161729][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.161780][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1352.161802][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.161849][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.161897][ T32] r4:84864380 [ 1352.161944][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.162062][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1352.162134][ T32] r4:00000001 [ 1352.162206][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.162294][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1352.162333][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.162412][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.162448][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.162479][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.162506][ T32] r4:84867140 [ 1352.162527][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.162577][ T32] INFO: task kworker/1:641:6957 blocked for more than 478 seconds. [ 1352.162637][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.162689][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.162721][ T32] task:kworker/1:641 state:D stack:0 pid:6957 tgid:6957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.162817][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.162877][ T32] Call trace: [ 1352.163034][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1352.163107][ T32] r10:8291a684 r9:ed5b9d84 r8:00000002 r7:60000113 r6:ed5b9d8c r5:85b94800 [ 1352.163131][ T32] r4:85b94800 [ 1352.163151][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1352.163195][ T32] r5:85b94800 r4:8291a680 [ 1352.163216][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.163255][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1352.163349][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1352.163512][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85082ac0 ** 7 printk messages dropped ** [ 1352.163879][ T32] r5:85bc678c r4:85bc6400 ** 3 printk messages dropped ** [ 1352.164166][ T32] r10:61c88647 r9:85b94800 r8:85852bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1352.164525][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1352.164923][ T32] Call trace: ** 5 printk messages dropped ** [ 1352.165208][ T32] dd20: e0eb9000 eb0cd000 00000001 80239b98 7f13f000 00000001 ** 10 printk messages dropped ** [ 1352.165702][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1352.166116][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1352.166591][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) ** 7 printk messages dropped ** [ 1352.166984][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 8 printk messages dropped ** [ 1352.167690][ T32] r5:85b95400 r4:8291a680 ** 3 printk messages dropped ** [ 1352.167897][ T32] r4:00000000 [ 1352.167938][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1352.168040][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1352.168080][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.168155][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85082980 [ 1352.168194][ T32] r4:00000000 [ 1352.168232][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.168331][ T32] r9:83018205 r8:85b95400 r7:00000000 r6:83018200 r5:00001000 r4:7f3e1000 [ 1352.168381][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.190859][ T32] r5:00001000 r4:ed4b3000 [ 1352.190941][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.191016][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.191063][ T32] r5:85bc638c r4:85bc6000 [ 1352.191085][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.191133][ T32] r7:ddde2d80 r6:83018200 r5:85bc638c r4:85852c80 [ 1352.191180][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.191232][ T32] r10:61c88647 r9:85b95400 r8:85852cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.191328][ T32] r4:85852c80 [ 1352.191360][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.191410][ T32] r10:00000000 r9:85852c80 r8:80287e08 r7:ed5b9e60 r6:85852d00 r5:85b95400 [ 1352.191495][ T32] r4:00000001 [ 1352.191530][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.191572][ T32] Exception stack(0xed5c9fb0 to 0xed5c9ff8) [ 1352.191653][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.191687][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1352.192268][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1352.192705][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 14 printk messages dropped ** [ 1352.193739][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 15 printk messages dropped ** [ 1352.194989][ T32] r4:84867140 ** 11 printk messages dropped ** [ 1352.195891][ T32] r5:85b96000 r4:8291a680 ** 5 printk messages dropped ** [ 1352.196113][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1352.196579][ T32] r5:85bc6b8c r4:85bc6800 ** 2 printk messages dropped ** [ 1352.196731][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 5 printk messages dropped ** [ 1352.197065][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1352.197640][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1352.198045][ T32] dd20: e1272000 eb0cd000 00000001 80239b98 7f13f000 00000001 ** 7 printk messages dropped ** [ 1352.198364][ T32] r4:dfa0ddc0 ** 6 printk messages dropped ** [ 1352.221658][ T32] r5:00001000 r4:e0053000 ** 4 printk messages dropped ** [ 1352.221852][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 ** 7 printk messages dropped ** [ 1352.222181][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) ** 6 printk messages dropped ** [ 1352.222406][ T32] INFO: task kworker/1:644:6963 blocked for more than 478 seconds. ** 9 printk messages dropped ** [ 1352.223030][ T32] r5:85b93000 r4:8291a680 ** 3 printk messages dropped ** [ 1352.223208][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1352.223419][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1352.223789][ T32] r5:85bc6f8c r4:85bc6c00 ** 3 printk messages dropped ** [ 1352.224012][ T32] r10:61c88647 r9:85b93000 r8:85852eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1352.224329][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.224352][ T32] r4:85082cc0 [ 1352.224516][ T32] INFO: task kworker/1:644:6963 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1352.224573][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.224662][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.224771][ T32] Call trace: [ 1352.224825][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1352.224877][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1352.224913][ T32] r4:00000000 [ 1352.224961][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.225006][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1352.225036][ T32] dd20: e16a7000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1352.225090][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1352.225119][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1352.225168][ T32] r5:800f0013 r4:80239bb0 [ 1352.225192][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.225234][ T32] r4:82ac21e4 [ 1352.225320][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.225398][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1352.225433][ T32] r4:dfa0ddc0 [ 1352.225576][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.225628][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1352.225653][ T32] r4:00000000 [ 1352.225673][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.225717][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1352.225739][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.225782][ T32] r5:00001000 r4:e0053000 [ 1352.225802][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.225841][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.225947][ T32] r5:84af7b8c r4:84af7800 [ 1352.225996][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.226049][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1352.226099][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.226152][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.226177][ T32] r4:84864380 [ 1352.226220][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.226270][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1352.226317][ T32] r4:00000001 [ 1352.226346][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.226427][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1352.226463][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.226495][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.226573][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.226654][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.226687][ T32] r4:84867140 [ 1352.226708][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.226772][ T32] INFO: task kworker/1:645:6965 blocked for more than 478 seconds. [ 1352.226812][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.226837][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.226858][ T32] task:kworker/1:645 state:D stack:0 pid:6965 tgid:6965 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.226936][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.227012][ T32] Call trace: [ 1352.227090][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1352.227166][ T32] r10:8291a684 r9:ed5d9d84 r8:00000002 r7:60000113 r6:ed5d9d8c r5:85c18000 [ 1352.227233][ T32] r4:85c18000 [ 1352.227288][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1352.227365][ T32] r5:85c18000 r4:8291a680 [ 1352.227389][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.227478][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.227525][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed5d9e08 [ 1352.227599][ T32] r4:00000000 [ 1352.227653][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1352.227718][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1352.227757][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.227814][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85082000 [ 1352.227841][ T32] r4:00000000 [ 1352.227861][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.227911][ T32] r9:83018205 r8:85c18000 r7:00000000 r6:83018200 r5:00001000 r4:7f3e9000 [ 1352.227981][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.228027][ T32] r5:00001000 r4:ed4f1000 [ 1352.228049][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.228088][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.228129][ T32] r5:85bc738c r4:85bc7000 [ 1352.228148][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1352.228260][ T32] r10:61c88647 r9:85c18000 r8:85852fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 13 printk messages dropped ** [ 1352.245886][ T32] Workqueue: events bpf_prog_free_deferred ** 13 printk messages dropped ** [ 1352.246682][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 ** 17 printk messages dropped ** [ 1352.247585][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 13 printk messages dropped ** [ 1352.248055][ T32] Workqueue: events bpf_prog_free_deferred ** 12 printk messages dropped ** [ 1352.254069][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 12 printk messages dropped ** [ 1352.255205][ T32] r10:61c88647 r9:85c19800 r8:850910ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 17 printk messages dropped ** [ 1352.256334][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1352.256889][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 ** 10 printk messages dropped ** [ 1352.257411][ T32] r5:84af7b8c r4:84af7800 ** 4 printk messages dropped ** [ 1352.257570][ T32] r4:84864380 ** 2 printk messages dropped ** [ 1352.257767][ T32] r4:00000001 [ 1352.257788][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.257824][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1352.257850][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.257878][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.257961][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.257994][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.258019][ T32] r4:84867140 [ 1352.258069][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.258127][ T32] INFO: task kworker/1:647:6969 blocked for more than 478 seconds. [ 1352.258162][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.258189][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.258212][ T32] task:kworker/1:647 state:D stack:0 pid:6969 tgid:6969 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.258258][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.258299][ T32] Call trace: [ 1352.258379][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1352.258427][ T32] r10:8291a684 r9:ed5d5d84 r8:00000002 r7:60000013 r6:ed5d5d8c r5:85c1a400 [ 1352.258502][ T32] r4:85c1a400 [ 1352.279054][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1352.279192][ T32] r5:85c1a400 r4:8291a680 [ 1352.279221][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.279267][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.279311][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed5d5e08 [ 1352.279336][ T32] r4:00000000 [ 1352.279356][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1352.279391][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1352.279451][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.279500][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508a040 [ 1352.279524][ T32] r4:00000000 [ 1352.279567][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.279638][ T32] r9:83018205 r8:85c1a400 r7:00000000 r6:83018200 r5:00001000 r4:7f3eb000 [ 1352.279666][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.279714][ T32] r5:00001000 r4:ed4ff000 [ 1352.279735][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.279775][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.279839][ T32] r5:85bc778c r4:85bc7400 [ 1352.279864][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.279913][ T32] r7:ddde2d80 r6:83018200 r5:85bc778c r4:85091180 [ 1352.279977][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.280051][ T32] r10:61c88647 r9:85c1a400 r8:850911ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.280077][ T32] r4:85091180 [ 1352.280113][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.280200][ T32] r10:00000000 r9:85091180 r8:80287e08 r7:ed5dde60 r6:85091200 r5:85c1a400 [ 1352.280226][ T32] r4:00000001 [ 1352.280246][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.280285][ T32] Exception stack(0xed5d5fb0 to 0xed5d5ff8) [ 1352.280337][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.280391][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.280442][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.280495][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.280538][ T32] r4:8508a080 [ 1352.280716][ T32] INFO: task kworker/1:647:6969 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1352.280750][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.280892][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.280970][ T32] Call trace: [ 1352.281106][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1352.281161][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1352.281185][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1352.281425][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) ** 10 printk messages dropped ** [ 1352.281777][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 14 printk messages dropped ** [ 1352.282487][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 7 printk messages dropped ** [ 1352.282933][ T32] r4:84867140 ** 5 printk messages dropped ** [ 1352.283502][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1352.283973][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed5e5e08 ** 4 printk messages dropped ** [ 1352.284127][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508a400 ** 7 printk messages dropped ** [ 1352.284478][ T32] r5:85bc7b8c r4:85bc7800 ** 3 printk messages dropped ** [ 1352.284615][ T32] r10:61c88647 r9:85c1b000 r8:850912ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1352.284918][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1352.285353][ T32] Call trace: ** 5 printk messages dropped ** [ 1352.285640][ T32] dd20: e1eec000 eb0cd000 00000001 80239b98 7f13f000 00000001 ** 7 printk messages dropped ** [ 1352.285983][ T32] r4:dfa0ddc0 ** 5 printk messages dropped ** [ 1352.286155][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1352.286757][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 6 printk messages dropped ** [ 1352.287002][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1352.287472][ T32] r4:85c1bc00 ** 3 printk messages dropped ** [ 1352.287611][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1352.288064][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.288110][ T32] r5:00001000 r4:ed527000 [ 1352.288131][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.288192][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.288280][ T32] r5:85bd438c r4:85bd4000 [ 1352.288304][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.288372][ T32] r7:ddde2d80 r6:83018200 r5:85bd438c r4:85091380 [ 1352.288440][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.315217][ T32] r10:61c88647 r9:85c1bc00 r8:850913ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.315333][ T32] r4:85091380 [ 1352.315364][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.315437][ T32] r10:00000000 r9:85091380 r8:80287e08 r7:ed5dde60 r6:85091400 r5:85c1bc00 [ 1352.315461][ T32] r4:00000001 [ 1352.315481][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.315542][ T32] Exception stack(0xed5e1fb0 to 0xed5e1ff8) [ 1352.315604][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.315638][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.315690][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.315759][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.315794][ T32] r4:8508a2c0 [ 1352.315981][ T32] INFO: task kworker/1:649:6973 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1352.316039][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.316185][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.316280][ T32] Call trace: [ 1352.316370][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1352.316428][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1352.316473][ T32] r4:00000000 [ 1352.316528][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.316573][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1352.316622][ T32] dd20: e22a6000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1352.316661][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1352.316688][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1352.316721][ T32] r5:800f0013 r4:80239bb0 [ 1352.316745][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.316810][ T32] r4:82ac21e4 [ 1352.316835][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.316904][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1352.316932][ T32] r4:dfa0ddc0 [ 1352.316975][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.317022][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1352.317045][ T32] r4:00000000 [ 1352.317065][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.317131][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1352.317158][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1352.317630][ T32] r4:84864380 ** 9 printk messages dropped ** [ 1352.318093][ T32] r4:84867140 ** 9 printk messages dropped ** [ 1352.330876][ T32] r4:85c1c800 ** 8 printk messages dropped ** [ 1352.331330][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 15 printk messages dropped ** [ 1352.332132][ T32] r10:00000000 r9:85091480 r8:80287e08 r7:ed5e1e60 r6:85091500 r5:85c1c800 ** 20 printk messages dropped ** [ 1352.333183][ T32] r5:800f0013 r4:80239bb0 [ 1352.333227][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.333274][ T32] r4:82ac21e4 [ 1352.333337][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.333406][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1352.333455][ T32] r4:dfa0ddc0 [ 1352.333500][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.333567][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1352.333593][ T32] r4:00000000 [ 1352.333615][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.333659][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1352.333681][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.333739][ T32] r5:00001000 r4:e0053000 [ 1352.333762][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.333803][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.333844][ T32] r5:84af7b8c r4:84af7800 ** 3 printk messages dropped ** [ 1352.334056][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1352.334495][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1352.334982][ T32] r10:8291a684 r9:ed5f1d84 r8:00000002 r7:60000113 r6:ed5f1d8c r5:85c1d400 ** 6 printk messages dropped ** [ 1352.335309][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1352.335558][ T32] r9:83018205 r8:85c1d400 r7:00000000 r6:83018200 r5:00001000 r4:7f3f3000 ** 1 printk messages dropped ** [ 1352.335647][ T32] r5:00001000 r4:ed53b000 [ 1352.335670][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.335711][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.335753][ T32] r5:85bd478c r4:85bd4400 [ 1352.335787][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.335845][ T32] r7:ddde2d80 r6:83018200 r5:85bd478c r4:85091580 [ 1352.335869][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.335939][ T32] r10:61c88647 r9:85c1d400 r8:850915ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.335978][ T32] r4:85091580 [ 1352.336002][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.336048][ T32] r10:00000000 r9:85091580 r8:80287e08 r7:ed5ede60 r6:85091600 r5:85c1d400 [ 1352.336093][ T32] r4:00000001 [ 1352.336116][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.336152][ T32] Exception stack(0xed5f1fb0 to 0xed5f1ff8) [ 1352.336212][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.336246][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.336299][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.336330][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.336363][ T32] r4:8508a680 [ 1352.336467][ T32] INFO: task kworker/1:651:6977 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1352.336520][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.336589][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.336653][ T32] Call trace: [ 1352.336688][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1352.336792][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1352.336825][ T32] r4:00000000 [ 1352.336846][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.336907][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1352.336944][ T32] dd20: e2598000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1352.336997][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1352.337026][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1352.337051][ T32] r5:800f0013 r4:80239bb0 [ 1352.337080][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 2 printk messages dropped ** [ 1352.337186][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 ** 8 printk messages dropped ** [ 1352.337511][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1352.337931][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 7 printk messages dropped ** [ 1352.338179][ T32] r4:84867140 ** 5 printk messages dropped ** [ 1352.338418][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1352.359196][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed5f5e08 ** 7 printk messages dropped ** [ 1352.359495][ T32] r9:83018205 r8:85c1e000 r7:00000000 r6:83018200 r5:00001000 r4:7f3f9000 ** 7 printk messages dropped ** [ 1352.359827][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1352.360209][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1352.360586][ T32] Call trace: ** 5 printk messages dropped ** [ 1352.360805][ T32] dd20: e29be000 eb0cd000 00000001 80239b98 7f13f000 00000001 ** 7 printk messages dropped ** [ 1352.361083][ T32] r4:dfa0ddc0 ** 5 printk messages dropped ** [ 1352.361279][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1352.361757][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 6 printk messages dropped ** [ 1352.362035][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1352.362584][ T32] r4:85c1ec00 ** 4 printk messages dropped ** [ 1352.362821][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed5e9e08 ** 7 printk messages dropped ** [ 1352.363148][ T32] r9:83018205 r8:85c1ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f3f7000 [ 1352.363196][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.363241][ T32] r5:00001000 r4:ed557000 [ 1352.363262][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.363301][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.363369][ T32] r5:85bd4f8c r4:85bd4c00 [ 1352.363393][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.363440][ T32] r7:ddde2d80 r6:83018200 r5:85bd4f8c r4:85091780 [ 1352.363462][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.363508][ T32] r10:61c88647 r9:85c1ec00 r8:850917ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.363530][ T32] r4:85091780 [ 1352.363549][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.363619][ T32] r10:00000000 r9:85091780 r8:80287e08 r7:ed5f5e60 r6:85091800 r5:85c1ec00 [ 1352.363645][ T32] r4:00000001 [ 1352.363665][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.363701][ T32] Exception stack(0xed5e9fb0 to 0xed5e9ff8) [ 1352.363728][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.363779][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.363810][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.363877][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.363904][ T32] r4:8508a780 [ 1352.364004][ T32] INFO: task kworker/1:653:6980 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1352.364037][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.364130][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.364202][ T32] Call trace: [ 1352.364254][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1352.364371][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1352.364425][ T32] r4:00000000 [ 1352.364448][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.364510][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1352.364541][ T32] dd20: e29be000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1352.364570][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1352.364596][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1352.364620][ T32] r5:800f0013 r4:80239bb0 [ 1352.364640][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.364679][ T32] r4:82ac21e4 [ 1352.364699][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.364794][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1352.364821][ T32] r4:dfa0ddc0 [ 1352.364841][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.364904][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1352.364951][ T32] r4:00000000 [ 1352.364983][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.365051][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1352.365107][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.365152][ T32] r5:00001000 r4:e0053000 ** 3 printk messages dropped ** [ 1352.365363][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1352.365722][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) ** 6 printk messages dropped ** [ 1352.365984][ T32] INFO: task kworker/1:654:6983 blocked for more than 478 seconds. ** 9 printk messages dropped ** [ 1352.366606][ T32] r5:85c18c00 r4:8291a680 ** 5 printk messages dropped ** [ 1352.366819][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1352.367293][ T32] r5:85bd5b8c r4:85bd5800 ** 2 printk messages dropped ** [ 1352.367404][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1352.367878][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1352.368179][ T32] Call trace: ** 5 printk messages dropped ** [ 1352.389810][ T32] dd20: e2d54000 eb0cd000 00000001 80239b98 7f13f000 00000001 ** 7 printk messages dropped ** [ 1352.390204][ T32] r4:dfa0ddc0 [ 1352.390229][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.390273][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1352.390295][ T32] r4:00000000 [ 1352.390356][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.390408][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1352.390431][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.390499][ T32] r5:00001000 r4:e0053000 [ 1352.390524][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.390565][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.390629][ T32] r5:84af7b8c r4:84af7800 [ 1352.390653][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.390702][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1352.390785][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.390891][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.390919][ T32] r4:84864380 [ 1352.390941][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.390995][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1352.391018][ T32] r4:00000001 [ 1352.391037][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.391074][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1352.391148][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.391181][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.391207][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.391237][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.391275][ T32] r4:84867140 [ 1352.391302][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.391354][ T32] INFO: task kworker/1:655:6985 blocked for more than 478 seconds. [ 1352.391391][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.391418][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.391440][ T32] task:kworker/1:655 state:D stack:0 pid:6985 tgid:6985 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.391500][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.391593][ T32] Call trace: [ 1352.391627][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1352.391702][ T32] r10:8291a684 r9:ed609d84 r8:00000002 r7:60000113 r6:ed609d8c r5:85b96c00 [ 1352.391736][ T32] r4:85b96c00 [ 1352.391758][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1352.391824][ T32] r5:85b96c00 r4:8291a680 [ 1352.391871][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.391915][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.391975][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed609e08 [ 1352.392002][ T32] r4:00000000 [ 1352.392043][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1352.392082][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1352.392143][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.392203][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508ae00 [ 1352.392249][ T32] r4:00000000 [ 1352.392274][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.392320][ T32] r9:83018205 r8:85b96c00 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 1352.392343][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.392386][ T32] r5:00001000 r4:dfc81000 [ 1352.392407][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.392445][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.392519][ T32] r5:85bd578c r4:85bd5400 ** 1 printk messages dropped ** [ 1352.392649][ T32] r7:ddde2d80 r6:83018200 r5:85bd578c r4:85091980 ** 6 printk messages dropped ** [ 1352.392889][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 9 printk messages dropped ** [ 1352.393549][ T32] Call trace: ** 5 printk messages dropped ** [ 1352.393809][ T32] dd20: e2d54000 eb0cd000 00000001 80239b98 7f13f000 00000001 ** 2 printk messages dropped ** [ 1352.393921][ T32] r5:800f0013 r4:80239bb0 [ 1352.393991][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.394042][ T32] r4:82ac21e4 [ 1352.394064][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.394105][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1352.394127][ T32] r4:dfa0ddc0 [ 1352.394156][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.394224][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1352.394249][ T32] r4:00000000 [ 1352.394270][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.394314][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1352.394336][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.394378][ T32] r5:00001000 r4:e0053000 [ 1352.394400][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.394440][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.394491][ T32] r5:84af7b8c r4:84af7800 [ 1352.394514][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.394561][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1352.394582][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.394627][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.394674][ T32] r4:84864380 [ 1352.394701][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1352.394915][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1352.395672][ T32] r5:85a90c00 r4:8291a680 ** 7 printk messages dropped ** [ 1352.396049][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85082fc0 ** 11 printk messages dropped ** [ 1352.396515][ T32] r10:61c88647 r9:85a90c00 r8:85091aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 17 printk messages dropped ** [ 1352.397313][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1352.397827][ T32] r4:dfa0ddc0 ** 14 printk messages dropped ** [ 1352.398387][ T32] r4:84864380 ** 9 printk messages dropped ** [ 1352.430170][ T32] r4:84867140 ** 13 printk messages dropped ** [ 1352.430875][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.431031][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed619e08 [ 1352.431073][ T32] r4:00000000 [ 1352.431097][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1352.431175][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1352.431218][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.431276][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508d540 [ 1352.431322][ T32] r4:00000000 [ 1352.431346][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.431414][ T32] r9:83018205 r8:85a96c00 r7:00000000 r6:83018200 r5:00001000 r4:7f38d000 [ 1352.431462][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.431510][ T32] r5:00001000 r4:ecd75000 [ 1352.431531][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.431593][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.431639][ T32] r5:85bd6b8c r4:85bd6800 [ 1352.431660][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.431707][ T32] r7:ddde2d80 r6:83018200 r5:85bd6b8c r4:85091b00 [ 1352.431744][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.431816][ T32] r10:61c88647 r9:85a96c00 r8:85091b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.431959][ T32] r4:85091b00 [ 1352.431989][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.432035][ T32] r10:00000000 r9:85091b00 r8:80287e08 r7:ed611e60 r6:859f6500 r5:85a96c00 [ 1352.432060][ T32] r4:00000001 [ 1352.432125][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.432189][ T32] Exception stack(0xed619fb0 to 0xed619ff8) [ 1352.432220][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.432249][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.432275][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.432325][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.432351][ T32] r4:8508d080 [ 1352.432544][ T32] INFO: task kworker/1:657:6989 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1352.432617][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.432747][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.432796][ T32] Call trace: [ 1352.432828][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1352.432878][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1352.432901][ T32] r4:00000000 [ 1352.432921][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.433021][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1352.433076][ T32] dd20: e37a4000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1352.433116][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1352.433175][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1352.433204][ T32] r5:800f0013 r4:80239bb0 [ 1352.433242][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.433311][ T32] r4:82ac21e4 [ 1352.433342][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.433387][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1352.433409][ T32] r4:dfa0ddc0 [ 1352.433428][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.433468][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1352.433490][ T32] r4:00000000 [ 1352.433509][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.433618][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1352.433644][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.433710][ T32] r5:00001000 r4:e0053000 [ 1352.433765][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.433809][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1352.434237][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 7 printk messages dropped ** [ 1352.434551][ T32] r4:84867140 ** 5 printk messages dropped ** [ 1352.434962][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1352.435407][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1352.435766][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1352.436016][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1352.436259][ T32] r10:61c88647 r9:85a90000 r8:85091bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1352.436625][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1352.437427][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1352.437648][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1352.437895][ T32] r4:dfa0ddc0 ** 5 printk messages dropped ** [ 1352.438172][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1352.459204][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 7 printk messages dropped ** [ 1352.459591][ T32] r4:84867140 ** 5 printk messages dropped ** [ 1352.459954][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1352.460358][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed625e08 ** 9 printk messages dropped ** [ 1352.460859][ T32] r5:00001000 r4:ecbff000 ** 3 printk messages dropped ** [ 1352.460992][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1352.461288][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1352.461528][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1352.462162][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) ** 7 printk messages dropped ** [ 1352.462473][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1352.462548][ T32] r4:dfa0ddc0 [ 1352.462605][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.462667][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1352.462720][ T32] r4:00000000 [ 1352.462774][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.462821][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1352.462862][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.462908][ T32] r5:00001000 r4:e0053000 [ 1352.462928][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.462994][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.463069][ T32] r5:84af7b8c r4:84af7800 [ 1352.463140][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.463203][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1352.463226][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.463273][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.463296][ T32] r4:84864380 [ 1352.463358][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.463409][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1352.463478][ T32] r4:00000001 [ 1352.463544][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.463604][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1352.463681][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.463745][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.463786][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.463815][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.463839][ T32] r4:84867140 [ 1352.463859][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.463884][ T32] INFO: task kworker/1:660:6994 blocked for more than 478 seconds. [ 1352.463912][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.463936][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.463956][ T32] task:kworker/1:660 state:D stack:0 pid:6994 tgid:6994 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.464045][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.464133][ T32] Call trace: [ 1352.464212][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1352.464263][ T32] r10:8291a684 r9:ed629d84 r8:00000002 r7:60000113 r6:ed629d8c r5:85a93c00 [ 1352.464296][ T32] r4:85a93c00 [ 1352.464328][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1352.464372][ T32] r5:85a93c00 r4:8291a680 [ 1352.464392][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.464453][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.464500][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed629e08 [ 1352.464571][ T32] r4:00000000 [ 1352.464593][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1352.464628][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1352.464719][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.464792][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508d600 [ 1352.464821][ T32] r4:00000000 [ 1352.464842][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.464931][ T32] r9:83018205 r8:85a93c00 r7:00000000 r6:83018200 r5:00001000 r4:7f38f000 [ 1352.464957][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.465027][ T32] r5:00001000 r4:ecda5000 [ 1352.465050][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.465090][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.465132][ T32] r5:85bd6f8c r4:85bd6c00 [ 1352.465152][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.465198][ T32] r7:ddde2d80 r6:83018200 r5:85bd6f8c r4:85091c80 [ 1352.465218][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.465326][ T32] r10:61c88647 r9:85a93c00 r8:85091cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.465373][ T32] r4:85091c80 [ 1352.465397][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.465444][ T32] r10:00000000 r9:85091c80 r8:80287e08 r7:ed619e60 r6:859f6680 r5:85a93c00 [ 1352.465467][ T32] r4:00000001 [ 1352.465486][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.465521][ T32] Exception stack(0xed629fb0 to 0xed629ff8) [ 1352.465547][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1352.465635][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1352.466130][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 ** 8 printk messages dropped ** [ 1352.466584][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1352.466775][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 7 printk messages dropped ** [ 1352.467141][ T32] r5:84af7b8c r4:84af7800 ** 6 printk messages dropped ** [ 1352.467518][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 13 printk messages dropped ** [ 1352.468091][ T32] Workqueue: events bpf_prog_free_deferred ** 13 printk messages dropped ** [ 1352.499413][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508d8c0 ** 14 printk messages dropped ** [ 1352.500038][ T32] r10:00000000 r9:85091d00 r8:80287e08 r7:ed629e60 r6:859f6700 r5:857d0000 ** 8 printk messages dropped ** [ 1352.500553][ T32] INFO: task kworker/1:661:6998 is blocked on a mutex likely owned by task kworker/1:7:3126. ** 10 printk messages dropped ** [ 1352.501136][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1352.501417][ T32] r4:dfa0ddc0 ** 6 printk messages dropped ** [ 1352.501749][ T32] r5:00001000 r4:e0053000 ** 6 printk messages dropped ** [ 1352.502065][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1352.502422][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1352.502845][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1352.503229][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1352.503778][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1352.503978][ T32] r5:85bd738c r4:85bd7000 [ 1352.504014][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.504062][ T32] r7:ddde2d80 r6:83018200 r5:85bd738c r4:85091d80 [ 1352.504106][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.504158][ T32] r10:61c88647 r9:857d0c00 r8:85091dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.504192][ T32] r4:85091d80 [ 1352.504236][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.504292][ T32] r10:00000000 r9:85091d80 r8:80287e08 r7:ed631e60 r6:859f6780 r5:857d0c00 [ 1352.504337][ T32] r4:00000001 [ 1352.504409][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.504452][ T32] Exception stack(0xed635fb0 to 0xed635ff8) [ 1352.504505][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.504592][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.504623][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.504652][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.504719][ T32] r4:8508d480 [ 1352.504838][ T32] INFO: task kworker/1:662:6999 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1352.504871][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.504929][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.505015][ T32] Call trace: [ 1352.505072][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1352.505191][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1352.505336][ T32] r4:00000000 [ 1352.505367][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.505409][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1352.505438][ T32] dd20: e419a000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1352.505468][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1352.505493][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1352.505577][ T32] r5:800f0013 r4:80239bb0 [ 1352.505688][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.505762][ T32] r4:82ac21e4 [ 1352.505809][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.505877][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1352.505905][ T32] r4:dfa0ddc0 [ 1352.505926][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.505975][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1352.506021][ T32] r4:00000000 [ 1352.506056][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.506103][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1352.506125][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.506175][ T32] r5:00001000 r4:e0053000 [ 1352.506331][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.506375][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1352.506859][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 17 printk messages dropped ** [ 1352.507750][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 16 printk messages dropped ** [ 1352.531323][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 14 printk messages dropped ** [ 1352.532214][ T32] Workqueue: events bpf_prog_free_deferred ** 14 printk messages dropped ** [ 1352.532810][ T32] r4:dfa0ddc0 ** 14 printk messages dropped ** [ 1352.533581][ T32] r4:84864380 ** 9 printk messages dropped ** [ 1352.534019][ T32] r4:84867140 ** 11 printk messages dropped ** [ 1352.534679][ T32] r5:857d1800 r4:8291a680 ** 12 printk messages dropped ** [ 1352.535321][ T32] r5:00001000 r4:ece31000 [ 1352.535366][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.535413][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.535456][ T32] r5:85bd7b8c r4:85bd7800 [ 1352.535486][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.535557][ T32] r7:ddde2d80 r6:83018200 r5:85bd7b8c r4:85091e80 [ 1352.535603][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.535653][ T32] r10:61c88647 r9:857d1800 r8:85091eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.535697][ T32] r4:85091e80 [ 1352.535743][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.535812][ T32] r10:00000000 r9:85091e80 r8:80287e08 r7:ed63de60 r6:859f6880 r5:857d1800 [ 1352.535838][ T32] r4:00000001 [ 1352.535858][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.535939][ T32] Exception stack(0xed645fb0 to 0xed645ff8) [ 1352.535974][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.536017][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.536049][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.536077][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.536099][ T32] r4:8508d740 [ 1352.536210][ T32] INFO: task kworker/1:664:7003 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1352.536241][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.536345][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.536390][ T32] Call trace: [ 1352.536419][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1352.536467][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1352.536490][ T32] r4:00000000 [ 1352.536532][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.536576][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1352.536604][ T32] dd20: e4687000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1352.536633][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1352.536658][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1352.536683][ T32] r5:800f0013 r4:80239bb0 [ 1352.536703][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.536750][ T32] r4:82ac21e4 [ 1352.536771][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.536823][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1352.536869][ T32] r4:dfa0ddc0 [ 1352.536892][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.536936][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1352.536958][ T32] r4:00000000 [ 1352.536977][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.537043][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1352.537067][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.537132][ T32] r5:00001000 r4:e0053000 [ 1352.537156][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.537197][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.537240][ T32] r5:84af7b8c r4:84af7800 [ 1352.537283][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.537333][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1352.537354][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.537431][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.537542][ T32] r4:84864380 [ 1352.537586][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.537661][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1352.537696][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1352.537855][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 15 printk messages dropped ** [ 1352.558962][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 15 printk messages dropped ** [ 1352.559745][ T32] r7:ddde2d80 r6:83018200 r5:85bd7f8c r4:85091f00 ** 5 printk messages dropped ** [ 1352.560049][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1352.560383][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1352.561053][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 1352.561468][ T32] r4:dfa0ddc0 ** 5 printk messages dropped ** [ 1352.561838][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1352.562355][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1352.562674][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 1352.562839][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.562865][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.562886][ T32] task:kworker/1:666 state:D stack:0 pid:7007 tgid:7007 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.563031][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.563097][ T32] Call trace: [ 1352.563191][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1352.563242][ T32] r10:8291a684 r9:ed655d84 r8:00000002 r7:60000113 r6:ed655d8c r5:857d5400 [ 1352.563286][ T32] r4:857d5400 [ 1352.563353][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1352.563410][ T32] r5:857d5400 r4:8291a680 [ 1352.563433][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.563472][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.563536][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed655e08 [ 1352.563648][ T32] r4:00000000 [ 1352.563671][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1352.563760][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1352.563801][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.563852][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508ddc0 [ 1352.563879][ T32] r4:00000000 [ 1352.563899][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.563943][ T32] r9:83018205 r8:857d5400 r7:00000000 r6:83018200 r5:00001000 r4:7f409000 [ 1352.563986][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.564032][ T32] r5:00001000 r4:ed209000 [ 1352.564052][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.564112][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.564158][ T32] r5:85c1478c r4:85c14400 [ 1352.564201][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.564251][ T32] r7:ddde2d80 r6:83018200 r5:85c1478c r4:85091f80 ** 2 printk messages dropped ** [ 1352.564341][ T32] r4:85091f80 ** 6 printk messages dropped ** [ 1352.564699][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1352.565193][ T32] Call trace: ** 5 printk messages dropped ** [ 1352.565572][ T32] dd20: e48e2000 eb0cd000 00000001 80239b98 7f13f000 00000001 ** 10 printk messages dropped ** [ 1352.565963][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1352.566313][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 ** 1 printk messages dropped ** [ 1352.566380][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.566402][ T32] r4:84864380 [ 1352.566421][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.566467][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1352.566489][ T32] r4:00000001 [ 1352.566531][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.566578][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1352.566605][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.566634][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.566661][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.566689][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.566711][ T32] r4:84867140 [ 1352.566752][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.566779][ T32] INFO: task kworker/1:667:7010 blocked for more than 479 seconds. [ 1352.566808][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.566832][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.566877][ T32] task:kworker/1:667 state:D stack:0 pid:7010 tgid:7010 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.566949][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.567019][ T32] Call trace: [ 1352.567071][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1352.567122][ T32] r10:8291a684 r9:ed65dd84 r8:00000002 r7:60000113 r6:ed65dd8c r5:857d3c00 [ 1352.567187][ T32] r4:857d3c00 [ 1352.567213][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1352.567280][ T32] r5:857d3c00 r4:8291a680 [ 1352.567303][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.567376][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.567422][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed65de08 [ 1352.567467][ T32] r4:00000000 [ 1352.567511][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1352.567549][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1352.567584][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.567624][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508df40 [ 1352.567646][ T32] r4:00000000 [ 1352.567665][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.567708][ T32] r9:83018205 r8:857d3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f40b000 [ 1352.567831][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.567898][ T32] r5:00001000 r4:ed251000 [ 1352.567943][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1352.568243][ T32] r10:61c88647 r9:857d3c00 r8:8581302c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1352.587814][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1352.588596][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) ** 4 printk messages dropped ** [ 1352.589461][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 12 printk messages dropped ** [ 1352.590054][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1352.590494][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1352.590875][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 8 printk messages dropped ** [ 1352.591358][ T32] r5:857d6c00 r4:8291a680 ** 3 printk messages dropped ** [ 1352.591514][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1352.591711][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8580e300 ** 6 printk messages dropped ** [ 1352.592235][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.592345][ T32] r5:85c15b8c r4:85c15800 [ 1352.592368][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.592416][ T32] r7:ddde2d80 r6:83018200 r5:85c15b8c r4:85813080 [ 1352.592503][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.592575][ T32] r10:61c88647 r9:857d6c00 r8:858130ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.592602][ T32] r4:85813080 [ 1352.592688][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.592743][ T32] r10:00000000 r9:85813080 r8:80287e08 r7:ed63de60 r6:859f6a80 r5:857d6c00 [ 1352.592766][ T32] r4:00000001 [ 1352.592828][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.592867][ T32] Exception stack(0xed665fb0 to 0xed665ff8) [ 1352.592895][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.592945][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.592976][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.593004][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.593047][ T32] r4:8508dd40 [ 1352.593221][ T32] INFO: task kworker/1:668:7012 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1352.593257][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.593493][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.593571][ T32] Call trace: [ 1352.593606][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1352.593698][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1352.593787][ T32] r4:00000000 [ 1352.593811][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.593898][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1352.593985][ T32] dd20: e4d11000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1352.594020][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1352.594047][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1352.594073][ T32] r5:800f0013 r4:80239bb0 [ 1352.594104][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.594172][ T32] r4:82ac21e4 [ 1352.594223][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.594392][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1352.594420][ T32] r4:dfa0ddc0 [ 1352.594462][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.594507][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1352.594531][ T32] r4:00000000 [ 1352.594551][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.594617][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1352.594652][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.594699][ T32] r5:00001000 r4:e0053000 [ 1352.594728][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.594833][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.594888][ T32] r5:84af7b8c r4:84af7800 [ 1352.594909][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1352.595297][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1352.595570][ T32] r4:84867140 ** 5 printk messages dropped ** [ 1352.595904][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1352.596468][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1352.596873][ T32] r5:00001000 r4:ed34d000 ** 4 printk messages dropped ** [ 1352.597121][ T32] r7:ddde2d80 r6:83018200 r5:85c1538c r4:85813100 ** 9 printk messages dropped ** [ 1352.597438][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1352.598143][ T32] dd20: e4d11000 eb0cd000 00000001 80239b98 7f13f000 00000001 ** 10 printk messages dropped ** [ 1352.628865][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1352.629247][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1352.629648][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1352.629993][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.630061][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.630088][ T32] task:kworker/1:670 state:D stack:0 pid:7015 tgid:7015 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.630146][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.630215][ T32] Call trace: [ 1352.630280][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1352.630356][ T32] r10:8291a684 r9:ed671d84 r8:00000002 r7:60000113 r6:ed671d8c r5:857d6000 [ 1352.630396][ T32] r4:857d6000 [ 1352.630425][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1352.630491][ T32] r5:857d6000 r4:8291a680 [ 1352.630600][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.630643][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.630685][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed671e08 [ 1352.630708][ T32] r4:00000000 [ 1352.630771][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1352.630832][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1352.630877][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.630941][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8580e040 [ 1352.630968][ T32] r4:00000000 [ 1352.631022][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.631079][ T32] r9:83018205 r8:857d6000 r7:00000000 r6:83018200 r5:00001000 r4:7f417000 [ 1352.631127][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.631213][ T32] r5:00001000 r4:ed3d3000 [ 1352.631280][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.631323][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.631385][ T32] r5:85c1578c r4:85c15400 [ 1352.631408][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.631496][ T32] r7:ddde2d80 r6:83018200 r5:85c1578c r4:85813180 [ 1352.631521][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.631631][ T32] r10:61c88647 r9:857d6000 r8:858131ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.631698][ T32] r4:85813180 [ 1352.631744][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.631797][ T32] r10:00000000 r9:85813180 r8:80287e08 r7:ed665e60 r6:859f6b80 r5:857d6000 [ 1352.631843][ T32] r4:00000001 [ 1352.631870][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.631907][ T32] Exception stack(0xed671fb0 to 0xed671ff8) [ 1352.631934][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.631962][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.631989][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.632146][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.632218][ T32] r4:8508d980 [ 1352.632408][ T32] INFO: task kworker/1:670:7015 is blocked on a mutex likely owned by task kworker/1:7:3126. ** 4 printk messages dropped ** [ 1352.632920][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 ** 8 printk messages dropped ** [ 1352.633297][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1352.633467][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 11 printk messages dropped ** [ 1352.633956][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1352.634348][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1352.634732][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) ** 6 printk messages dropped ** [ 1352.635073][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed61de08 ** 14 printk messages dropped ** [ 1352.635735][ T32] r7:ddde2d80 r6:83018200 r5:85c15f8c r4:85813200 ** 14 printk messages dropped ** [ 1352.636999][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 18 printk messages dropped ** [ 1352.638066][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1352.638325][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1352.661443][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1352.661709][ T32] r4:84867140 ** 3 printk messages dropped ** [ 1352.661836][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1352.662419][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1352.662756][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1352.663222][ T32] r7:ddde2d80 r6:83018200 r5:85c1638c r4:85813280 ** 5 printk messages dropped ** [ 1352.663466][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1352.663702][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1352.664259][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 ** 1 printk messages dropped ** [ 1352.664331][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.664398][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1352.664431][ T32] dd20: e572b000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1352.664461][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1352.664487][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1352.664536][ T32] r5:800f0013 r4:80239bb0 [ 1352.664566][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.664610][ T32] r4:82ac21e4 [ 1352.664661][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.664706][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1352.664817][ T32] r4:dfa0ddc0 [ 1352.664866][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.664918][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1352.664941][ T32] r4:00000000 [ 1352.664962][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.665005][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1352.665042][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.665114][ T32] r5:00001000 r4:e0053000 [ 1352.665166][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.665215][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.665285][ T32] r5:84af7b8c r4:84af7800 [ 1352.665309][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.665358][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1352.665405][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.665483][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.665536][ T32] r4:84864380 [ 1352.665628][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.665678][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1352.665701][ T32] r4:00000001 [ 1352.665727][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.665789][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1352.665831][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.665895][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.665926][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.665956][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.665981][ T32] r4:84867140 [ 1352.666001][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.666026][ T32] INFO: task kworker/1:673:7025 blocked for more than 479 seconds. [ 1352.666081][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.666176][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.666228][ T32] task:kworker/1:673 state:D stack:0 pid:7025 tgid:7025 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.666282][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.666364][ T32] Call trace: [ 1352.666395][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1352.666443][ T32] r10:8291a684 r9:ed689d84 r8:00000002 r7:60000013 r6:ed689d8c r5:85030c00 [ 1352.666467][ T32] r4:85030c00 [ 1352.666487][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1352.666557][ T32] r5:85030c00 r4:8291a680 [ 1352.666582][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.666622][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.666689][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed689e08 [ 1352.666797][ T32] r4:00000000 [ 1352.666822][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1352.666932][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1352.667027][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.667072][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8580e6c0 [ 1352.667094][ T32] r4:00000000 [ 1352.667115][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.667160][ T32] r9:83018205 r8:85030c00 r7:00000000 r6:83018200 r5:00001000 r4:7f41f000 [ 1352.667182][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.667222][ T32] r5:00001000 r4:ed68b000 [ 1352.667268][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.667313][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1352.667576][ T32] r10:61c88647 r9:85030c00 r8:8581332c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 14 printk messages dropped ** [ 1352.668442][ T32] Call trace: ** 8 printk messages dropped ** [ 1352.693502][ T32] r5:800f0013 r4:80239bb0 ** 10 printk messages dropped ** [ 1352.694042][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 18 printk messages dropped ** [ 1352.694865][ T32] r4:84867140 ** 9 printk messages dropped ** [ 1352.695333][ T32] r4:85031800 ** 9 printk messages dropped ** [ 1352.695761][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8580e980 ** 11 printk messages dropped ** [ 1352.696670][ T32] r10:61c88647 r9:85031800 r8:858133ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1352.697356][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1352.698136][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 11 printk messages dropped ** [ 1352.719430][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 9 printk messages dropped ** [ 1352.719953][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 ** 4 printk messages dropped ** [ 1352.720207][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1352.720230][ T32] r4:00000001 [ 1352.720250][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.720287][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1352.720341][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.720375][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.720402][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.720463][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.720490][ T32] r4:84867140 [ 1352.720536][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.720576][ T32] INFO: task kworker/1:675:7029 blocked for more than 479 seconds. [ 1352.720620][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.720650][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.720718][ T32] task:kworker/1:675 state:D stack:0 pid:7029 tgid:7029 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.720830][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.720925][ T32] Call trace: [ 1352.720976][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1352.721052][ T32] r10:8291a684 r9:ed675d84 r8:00000002 r7:60000013 r6:ed675d8c r5:85c21800 [ 1352.721080][ T32] r4:85c21800 [ 1352.721100][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1352.721143][ T32] r5:85c21800 r4:8291a680 [ 1352.721165][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.721213][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.721287][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed675e08 [ 1352.721313][ T32] r4:00000000 [ 1352.721333][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1352.721368][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1352.721434][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.721488][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8580e840 [ 1352.721515][ T32] r4:00000000 [ 1352.721534][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.721579][ T32] r9:83018205 r8:85c21800 r7:00000000 r6:83018200 r5:00001000 r4:7f421000 [ 1352.721627][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.721673][ T32] r5:00001000 r4:ed693000 [ 1352.721693][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.721731][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.721801][ T32] r5:85c16b8c r4:85c16800 [ 1352.721825][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.721872][ T32] r7:ddde2d80 r6:83018200 r5:85c16b8c r4:85813400 [ 1352.721893][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.721949][ T32] r10:61c88647 r9:85c21800 r8:8581342c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.721979][ T32] r4:85813400 [ 1352.722034][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.722083][ T32] r10:00000000 r9:85813400 r8:80287e08 r7:ed69de60 r6:85813480 r5:85c21800 [ 1352.722121][ T32] r4:00000001 [ 1352.722153][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.722211][ T32] Exception stack(0xed675fb0 to 0xed675ff8) [ 1352.722272][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.722305][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.722332][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.722390][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.722443][ T32] r4:8580e600 [ 1352.722640][ T32] INFO: task kworker/1:675:7029 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1352.722761][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.722911][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.723022][ T32] Call trace: [ 1352.723110][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1352.723224][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 ** 2 printk messages dropped ** [ 1352.723409][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) ** 7 printk messages dropped ** [ 1352.723986][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 ** 7 printk messages dropped ** [ 1352.724558][ T32] r5:00001000 r4:e0053000 ** 7 printk messages dropped ** [ 1352.725227][ T32] r4:84864380 ** 4 printk messages dropped ** [ 1352.725608][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) ** 6 printk messages dropped ** [ 1352.726109][ T32] INFO: task kworker/1:676:7031 blocked for more than 479 seconds. ** 9 printk messages dropped ** [ 1352.726806][ T32] r5:85033000 r4:8291a680 ** 5 printk messages dropped ** [ 1352.727017][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1352.727341][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1352.727598][ T32] r4:85813500 ** 7 printk messages dropped ** [ 1352.727884][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1352.728245][ T32] Call trace: ** 6 printk messages dropped ** [ 1352.742564][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 ** 9 printk messages dropped ** [ 1352.743264][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1352.743767][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1352.744339][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.744441][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1352.744491][ T32] r4:00000001 [ 1352.744556][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.744644][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1352.744704][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.744812][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.744901][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.744981][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.745034][ T32] r4:84867140 [ 1352.745088][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.745228][ T32] INFO: task kworker/1:677:7032 blocked for more than 479 seconds. [ 1352.745318][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.745423][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.745454][ T32] task:kworker/1:677 state:D stack:0 pid:7032 tgid:7032 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.745552][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.745599][ T32] Call trace: [ 1352.745631][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1352.745682][ T32] r10:8291a684 r9:ed6b1d84 r8:00000002 r7:60000113 r6:ed6b1d8c r5:85033c00 [ 1352.745705][ T32] r4:85033c00 [ 1352.745729][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1352.745772][ T32] r5:85033c00 r4:8291a680 [ 1352.745792][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.745831][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.745873][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed6b1e08 [ 1352.745911][ T32] r4:00000000 [ 1352.745934][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1352.745976][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1352.746012][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.746073][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8580ebc0 [ 1352.746099][ T32] r4:00000000 [ 1352.746143][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.746202][ T32] r9:83018205 r8:85033c00 r7:00000000 r6:83018200 r5:00001000 r4:7f427000 [ 1352.746232][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.746275][ T32] r5:00001000 r4:ed6bf000 [ 1352.746306][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.746370][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.746416][ T32] r5:85c1778c r4:85c17400 [ 1352.746463][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.746533][ T32] r7:ddde2d80 r6:83018200 r5:85c1778c r4:85813580 [ 1352.746559][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.746606][ T32] r10:61c88647 r9:85033c00 r8:858135ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.746629][ T32] r4:85813580 [ 1352.746678][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.746730][ T32] r10:00000000 r9:85813580 r8:80287e08 r7:ed6ade60 r6:859f6e80 r5:85033c00 [ 1352.746815][ T32] r4:00000001 [ 1352.746840][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.746879][ T32] Exception stack(0xed6b1fb0 to 0xed6b1ff8) [ 1352.746941][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.746981][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.747032][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.747083][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.747109][ T32] r4:8580e600 [ 1352.747310][ T32] INFO: task kworker/1:677:7032 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1352.747346][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.747534][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.747610][ T32] Call trace: [ 1352.747655][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1352.747740][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1352.747774][ T32] r4:00000000 [ 1352.747794][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.747835][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1352.747863][ T32] dd20: e5e14000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1352.747893][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1352.747928][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1352.747980][ T32] r5:800f0013 r4:80239bb0 [ 1352.748030][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 3 printk messages dropped ** [ 1352.748183][ T32] r4:dfa0ddc0 ** 6 printk messages dropped ** [ 1352.748427][ T32] r5:00001000 r4:e0053000 ** 8 printk messages dropped ** [ 1352.767020][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1352.767456][ T32] r4:84867140 ** 4 printk messages dropped ** [ 1352.767641][ T32] task:kworker/1:678 state:D stack:0 pid:7035 tgid:7035 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1352.768267][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1352.779068][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1352.779457][ T32] r10:00000000 r9:85813600 r8:80287e08 r7:ed6b1e60 r6:859f6f00 r5:85034800 ** 9 printk messages dropped ** [ 1352.780001][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1352.780355][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1352.780378][ T32] r4:00000000 [ 1352.780442][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.780529][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1352.780607][ T32] dd20: e6278000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1352.780640][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1352.780665][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1352.780704][ T32] r5:800f0013 r4:80239bb0 [ 1352.780742][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.780788][ T32] r4:82ac21e4 [ 1352.780808][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.780850][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1352.780893][ T32] r4:dfa0ddc0 [ 1352.780962][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.781036][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1352.781105][ T32] r4:00000000 [ 1352.781130][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.781179][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1352.781202][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.781266][ T32] r5:00001000 r4:e0053000 [ 1352.781292][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.781333][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.781375][ T32] r5:84af7b8c r4:84af7800 [ 1352.781394][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.781440][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1352.781484][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.781534][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.781557][ T32] r4:84864380 [ 1352.781576][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.781621][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1352.781644][ T32] r4:00000001 [ 1352.781685][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.781732][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1352.781760][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.781789][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.781816][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.781844][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.781890][ T32] r4:84867140 [ 1352.781915][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.781944][ T32] INFO: task kworker/1:679:7037 blocked for more than 479 seconds. ** 6 printk messages dropped ** [ 1352.782525][ T32] r10:8291a684 r9:ed6e5d84 r8:00000002 r7:60000113 r6:ed6e5d8c r5:85035400 ** 8 printk messages dropped ** [ 1352.783122][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1352.783850][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1352.784386][ T32] r4:85813680 ** 7 printk messages dropped ** [ 1352.785034][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1352.785859][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 14 printk messages dropped ** [ 1352.786411][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1352.786839][ T32] r4:00000001 [ 1352.786904][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.786945][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1352.786977][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1352.787158][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1352.787289][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1352.787672][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1352.787946][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8580ed80 ** 6 printk messages dropped ** [ 1352.788222][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1352.820042][ T32] r10:00000000 r9:85813780 r8:80287e08 r7:ed6e5e60 r6:84bf5000 r5:85036000 ** 7 printk messages dropped ** [ 1352.820269][ T32] r4:8580edc0 ** 2 printk messages dropped ** [ 1352.820607][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.820711][ T32] Call trace: [ 1352.820783][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1352.820839][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1352.820884][ T32] r4:00000000 [ 1352.820907][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.820948][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1352.821005][ T32] dd20: e69ad000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1352.821038][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1352.821084][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1352.821116][ T32] r5:800f0013 r4:80239bb0 [ 1352.821137][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.821180][ T32] r4:82ac21e4 [ 1352.821222][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.821290][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1352.821338][ T32] r4:dfa0ddc0 [ 1352.821383][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.821429][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1352.821451][ T32] r4:00000000 [ 1352.821481][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.821552][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1352.821600][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.821646][ T32] r5:00001000 r4:e0053000 [ 1352.821667][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.821732][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.821779][ T32] r5:84af7b8c r4:84af7800 [ 1352.821823][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.821872][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1352.821893][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.821939][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.821962][ T32] r4:84864380 [ 1352.821986][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.822083][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1352.822119][ T32] r4:00000001 [ 1352.822140][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.822175][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1352.822201][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.822231][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.822257][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.822285][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.822354][ T32] r4:84867140 [ 1352.822380][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.822442][ T32] INFO: task kworker/1:681:7040 blocked for more than 479 seconds. [ 1352.822488][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.822518][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.822567][ T32] task:kworker/1:681 state:D stack:0 pid:7040 tgid:7040 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.822647][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.822689][ T32] Call trace: [ 1352.822721][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) ** 5 printk messages dropped ** [ 1352.823000][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1352.823419][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1352.823711][ T32] r7:ddde2d80 r6:83018200 r5:85c5038c r4:85813700 ** 5 printk messages dropped ** [ 1352.824180][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1352.824509][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1352.825561][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 ** 10 printk messages dropped ** [ 1352.826265][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 ** 9 printk messages dropped ** [ 1352.826699][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1352.827021][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1352.827334][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1352.827672][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1352.828040][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1352.828430][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1352.843377][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.843445][ T32] r5:85c5078c r4:85c50400 [ 1352.843471][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.843539][ T32] r7:ddde2d80 r6:83018200 r5:85c5078c r4:85813800 [ 1352.843565][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.843654][ T32] r10:61c88647 r9:857e8c00 r8:8581382c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.843700][ T32] r4:85813800 [ 1352.843776][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.843881][ T32] r10:00000000 r9:85813800 r8:80287e08 r7:ed6e5e60 r6:84bf5100 r5:857e8c00 [ 1352.843929][ T32] r4:00000001 [ 1352.843998][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.844086][ T32] Exception stack(0xed709fb0 to 0xed709ff8) [ 1352.844166][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.844228][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.844286][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.844347][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.844398][ T32] r4:8580ec40 [ 1352.844676][ T32] INFO: task kworker/1:682:7042 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1352.844769][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.844936][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.845063][ T32] Call trace: [ 1352.845168][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1352.845274][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1352.845351][ T32] r4:00000000 [ 1352.845448][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.845562][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1352.845656][ T32] dd20: e69ad000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1352.845734][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1352.845795][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1352.845873][ T32] r5:800f0013 r4:80239bb0 [ 1352.845962][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.846084][ T32] r4:82ac21e4 [ 1352.846159][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.846269][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1352.846330][ T32] r4:dfa0ddc0 [ 1352.846401][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.846542][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1352.846598][ T32] r4:00000000 [ 1352.846640][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.846755][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1352.846806][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.846900][ T32] r5:00001000 r4:e0053000 [ 1352.846947][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.847029][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.847150][ T32] r5:84af7b8c r4:84af7800 [ 1352.847206][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.847309][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1352.847359][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.847457][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.847513][ T32] r4:84864380 [ 1352.847577][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.847679][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1352.847742][ T32] r4:00000001 [ 1352.847791][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.847874][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1352.847937][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.848007][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.848100][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.848188][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.848249][ T32] r4:84867140 [ 1352.848300][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.848386][ T32] INFO: task kworker/1:683:7044 blocked for more than 479 seconds. [ 1352.867259][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.867358][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.867387][ T32] task:kworker/1:683 state:D stack:0 pid:7044 tgid:7044 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.867451][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.867550][ T32] Call trace: [ 1352.867606][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1352.867687][ T32] r10:8291a684 r9:ed719d84 r8:00000002 r7:60000113 r6:ed719d8c r5:857e8000 [ 1352.867750][ T32] r4:857e8000 [ 1352.867776][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1352.867838][ T32] r5:857e8000 r4:8291a680 [ 1352.867875][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.867939][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.867986][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed719e08 [ 1352.868031][ T32] r4:00000000 [ 1352.868108][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1352.868171][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1352.868254][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.868323][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85042040 [ 1352.868371][ T32] r4:00000000 [ 1352.868393][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.868441][ T32] r9:83018205 r8:857e8000 r7:00000000 r6:83018200 r5:00001000 r4:7f431000 [ 1352.868500][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.868938][ T32] r5:00001000 r4:ed70f000 [ 1352.868979][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.869034][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.869087][ T32] r5:85c50b8c r4:85c50800 [ 1352.869112][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.869170][ T32] r7:ddde2d80 r6:83018200 r5:85c50b8c r4:85813880 [ 1352.869194][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1352.869378][ T32] r10:00000000 r9:85813880 r8:80287e08 r7:ed6e5e60 r6:84bf5180 r5:857e8000 ** 6 printk messages dropped ** [ 1352.869606][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1352.870274][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) ** 2 printk messages dropped ** [ 1352.870415][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1352.870805][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 9 printk messages dropped ** [ 1352.871251][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 ** 4 printk messages dropped ** [ 1352.871406][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 10 printk messages dropped ** [ 1352.871836][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1352.872216][ T32] r4:857e9800 ** 4 printk messages dropped ** [ 1352.872472][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed721e08 ** 9 printk messages dropped ** [ 1352.872969][ T32] r5:00001000 r4:dfc6d000 ** 2 printk messages dropped ** [ 1352.873219][ T32] r5:85c5138c r4:85c51000 [ 1352.873276][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.873325][ T32] r7:ddde2d80 r6:83018200 r5:85c5138c r4:85813900 [ 1352.873346][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.873391][ T32] r10:61c88647 r9:857e9800 r8:8581392c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.873447][ T32] r4:85813900 [ 1352.873504][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.873555][ T32] r10:00000000 r9:85813900 r8:80287e08 r7:ed6e5e60 r6:84bf5200 r5:857e9800 [ 1352.873630][ T32] r4:00000001 [ 1352.873652][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.873689][ T32] Exception stack(0xed721fb0 to 0xed721ff8) [ 1352.873721][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.873751][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.873777][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.873806][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.873841][ T32] r4:85042080 [ 1352.873950][ T32] INFO: task kworker/1:684:7046 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1352.874065][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.874130][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.874173][ T32] Call trace: [ 1352.874202][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1352.874252][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1352.874318][ T32] r4:00000000 [ 1352.874386][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.874495][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1352.874536][ T32] dd20: e6cb1000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1352.874565][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1352.874591][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1352.874650][ T32] r5:800f0013 r4:80239bb0 [ 1352.874704][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.874774][ T32] r4:82ac21e4 [ 1352.874796][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.874838][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1352.874861][ T32] r4:dfa0ddc0 [ 1352.874880][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.874934][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1352.874960][ T32] r4:00000000 [ 1352.874980][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.875088][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1352.875120][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1352.875259][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1352.875852][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1352.876191][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1352.876585][ T32] r4:857eb000 ** 4 printk messages dropped ** [ 1352.876791][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed6a9e08 ** 8 printk messages dropped ** [ 1352.877127][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1352.877367][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1352.877705][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1352.877976][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1352.911519][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1352.911769][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 ** 9 printk messages dropped ** [ 1352.912225][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1352.912469][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1352.912906][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1352.913346][ T32] INFO: task kworker/1:686:7053 blocked for more than 479 seconds. ** 6 printk messages dropped ** [ 1352.913785][ T32] r10:8291a684 r9:ed605d84 r8:00000002 r7:60000013 r6:ed605d8c r5:857ea400 ** 5 printk messages dropped ** [ 1352.914027][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed605e08 ** 9 printk messages dropped ** [ 1352.914438][ T32] r5:00001000 r4:ece81000 ** 1 printk messages dropped ** [ 1352.914509][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1352.914819][ T32] r4:85813a00 [ 1352.914843][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.914916][ T32] r10:00000000 r9:85813a00 r8:80287e08 r7:ed6a9e60 r6:84bf5300 r5:857ea400 [ 1352.914951][ T32] r4:00000001 [ 1352.914971][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.915028][ T32] Exception stack(0xed605fb0 to 0xed605ff8) [ 1352.915058][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.915110][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.915140][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.915169][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.915190][ T32] r4:85042340 [ 1352.915381][ T32] INFO: task kworker/1:686:7053 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1352.915423][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.915543][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.915592][ T32] Call trace: [ 1352.915622][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1352.915673][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1352.915696][ T32] r4:00000000 [ 1352.915766][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.915810][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1352.915839][ T32] dd20: e761a000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1352.915888][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1352.915937][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1352.915990][ T32] r5:800f0013 r4:80239bb0 [ 1352.916035][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.916100][ T32] r4:82ac21e4 [ 1352.916137][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.916183][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1352.916226][ T32] r4:dfa0ddc0 [ 1352.916269][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.916336][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1352.916362][ T32] r4:00000000 [ 1352.916383][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.916427][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1352.916449][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.916491][ T32] r5:00001000 r4:e0053000 [ 1352.916510][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.916549][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.916591][ T32] r5:84af7b8c r4:84af7800 [ 1352.916610][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.916655][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1352.916678][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.916745][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.916792][ T32] r4:84864380 [ 1352.916814][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.916862][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1352.916885][ T32] r4:00000001 [ 1352.916904][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.916938][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1352.916975][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.917006][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.917033][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.917084][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.917129][ T32] r4:84867140 [ 1352.917153][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.917179][ T32] INFO: task kworker/1:687:7055 blocked for more than 479 seconds. [ 1352.917208][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.917297][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.917329][ T32] task:kworker/1:687 state:D stack:0 pid:7055 tgid:7055 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.917403][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.917467][ T32] Call trace: [ 1352.917545][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1352.917597][ T32] r10:8291a684 r9:ed6bdd84 r8:00000002 r7:60000113 r6:ed6bdd8c r5:857ec800 [ 1352.917620][ T32] r4:857ec800 [ 1352.917640][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1352.917683][ T32] r5:857ec800 r4:8291a680 [ 1352.917720][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.917768][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.917812][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed6bde08 ** 2 printk messages dropped ** [ 1352.917889][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1352.918214][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1352.918383][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1352.929235][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1352.929962][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1352.930258][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1352.930727][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 9 printk messages dropped ** [ 1352.931370][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 ** 7 printk messages dropped ** [ 1352.931781][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) ** 4 printk messages dropped ** [ 1352.932013][ T32] r4:84867140 ** 5 printk messages dropped ** [ 1352.932290][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1352.932671][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1352.932997][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1352.933343][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1352.933530][ T32] r10:61c88647 r9:85c23000 r8:85813b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1352.933872][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1352.934371][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1352.934437][ T32] r4:00000000 [ 1352.934509][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.934588][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1352.934623][ T32] dd20: e761a000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1352.934652][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1352.934678][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1352.934702][ T32] r5:800f0013 r4:80239bb0 [ 1352.934764][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.934827][ T32] r4:82ac21e4 [ 1352.934872][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.934940][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1352.934967][ T32] r4:dfa0ddc0 [ 1352.934986][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.935039][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1352.935065][ T32] r4:00000000 [ 1352.935085][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.935130][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1352.935160][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.935205][ T32] r5:00001000 r4:e0053000 [ 1352.935246][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.935290][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.935352][ T32] r5:84af7b8c r4:84af7800 [ 1352.935378][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.935426][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1352.935456][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.935506][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.935549][ T32] r4:84864380 [ 1352.935593][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.935642][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1352.935711][ T32] r4:00000001 [ 1352.935752][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.935791][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1352.935839][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.935894][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.935940][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.935993][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.936018][ T32] r4:84867140 [ 1352.936065][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.936115][ T32] INFO: task kworker/1:689:7114 blocked for more than 479 seconds. [ 1352.936149][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.936174][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.936195][ T32] task:kworker/1:689 state:D stack:0 pid:7114 tgid:7114 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.936241][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.936283][ T32] Call trace: [ 1352.936349][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1352.936397][ T32] r10:8291a684 r9:ed765d84 r8:00000002 r7:60000013 r6:ed765d8c r5:85c25400 [ 1352.936419][ T32] r4:85c25400 [ 1352.936439][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1352.936481][ T32] r5:85c25400 r4:8291a680 [ 1352.936500][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.936557][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.936603][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed765e08 [ 1352.936645][ T32] r4:00000000 [ 1352.936690][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1352.936738][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1352.936815][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850902c0 ** 6 printk messages dropped ** [ 1352.937086][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1352.937459][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1352.937622][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1352.937678][ T32] r4:850902c0 ** 5 printk messages dropped ** [ 1352.938154][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 ** 7 printk messages dropped ** [ 1352.938373][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 12 printk messages dropped ** [ 1352.969411][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1352.969785][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1352.970150][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1352.970258][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1352.970525][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1352.970902][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1352.971101][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1352.971375][ T32] r10:00000000 r9:85813d00 r8:80287e08 r7:ed605e60 r6:85813d80 r5:85c23c00 ** 9 printk messages dropped ** [ 1352.971828][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1352.972664][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 ** 6 printk messages dropped ** [ 1352.972905][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.972950][ T32] r5:00001000 r4:e0053000 [ 1352.972971][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.973010][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.973053][ T32] r5:84af7b8c r4:84af7800 [ 1352.973106][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.973157][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1352.973179][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.973226][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.973305][ T32] r4:84864380 [ 1352.973328][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.973376][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1352.973429][ T32] r4:00000001 [ 1352.973453][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.973516][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1352.973551][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.973644][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.973675][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.973707][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.973736][ T32] r4:84867140 [ 1352.973797][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.973865][ T32] INFO: task kworker/1:691:7119 blocked for more than 479 seconds. [ 1352.973927][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.974059][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.974084][ T32] task:kworker/1:691 state:D stack:0 pid:7119 tgid:7119 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.974217][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.974267][ T32] Call trace: [ 1352.974297][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1352.974346][ T32] r10:8291a684 r9:ed73dd84 r8:00000002 r7:60000113 r6:ed73dd8c r5:85c20000 [ 1352.974440][ T32] r4:85c20000 [ 1352.974464][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1352.974508][ T32] r5:85c20000 r4:8291a680 [ 1352.974528][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.974576][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.974626][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed73de08 [ 1352.974764][ T32] r4:00000000 [ 1352.974804][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1352.974876][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1352.974982][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.975059][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85090880 [ 1352.975096][ T32] r4:00000000 [ 1352.975121][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.975170][ T32] r9:83018205 r8:85c20000 r7:00000000 r6:83018200 r5:00001000 r4:7f42b000 [ 1352.975195][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.975270][ T32] r5:00001000 r4:ecef1000 [ 1352.975296][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.975341][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.975385][ T32] r5:85c52f8c r4:85c52c00 [ 1352.975447][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.975558][ T32] r7:ddde2d80 r6:83018200 r5:85c52f8c r4:85813e00 [ 1352.975586][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.975638][ T32] r10:61c88647 r9:85c20000 r8:85813e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.975699][ T32] r4:85813e00 [ 1352.975791][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.975855][ T32] r10:00000000 r9:85813e00 r8:80287e08 r7:ed605e60 r6:85813e80 r5:85c20000 [ 1352.975882][ T32] r4:00000001 [ 1352.975903][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.975940][ T32] Exception stack(0xed73dfb0 to 0xed73dff8) [ 1352.975973][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.976031][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.976122][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.976191][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.976221][ T32] r4:850903c0 [ 1352.976334][ T32] INFO: task kworker/1:691:7119 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1352.976370][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.976440][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.976489][ T32] Call trace: [ 1352.976521][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1352.976574][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1352.976600][ T32] r4:00000000 [ 1352.976621][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 1 printk messages dropped ** [ 1352.976694][ T32] dd20: e7ced000 eb0cd000 00000001 80239b98 7f13f000 00000001 ** 2 printk messages dropped ** [ 1352.976791][ T32] r5:800f0013 r4:80239bb0 [ 1352.976813][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.976855][ T32] r4:82ac21e4 [ 1352.976878][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.976970][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1352.977000][ T32] r4:dfa0ddc0 [ 1352.977022][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.977096][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1352.977123][ T32] r4:00000000 [ 1352.977176][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.977227][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1352.977250][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.977296][ T32] r5:00001000 r4:e0053000 [ 1352.977319][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.977389][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.977440][ T32] r5:84af7b8c r4:84af7800 [ 1352.977463][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.977513][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1352.977566][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.977619][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.977645][ T32] r4:84864380 [ 1352.977665][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.977747][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1352.977776][ T32] r4:00000001 [ 1352.977799][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.977862][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1352.977938][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.977976][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.978006][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.978037][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.978061][ T32] r4:84867140 [ 1352.978095][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.978151][ T32] INFO: task kworker/1:692:7121 blocked for more than 479 seconds. [ 1352.978187][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.978215][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.978250][ T32] task:kworker/1:692 state:D stack:0 pid:7121 tgid:7121 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.978335][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.978384][ T32] Call trace: [ 1352.978446][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1352.999155][ T32] r10:8291a684 r9:ed775d84 r8:00000002 r7:60000013 r6:ed775d8c r5:85c24800 ** 4 printk messages dropped ** [ 1352.999393][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.999435][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed775e08 [ 1352.999458][ T32] r4:00000000 [ 1352.999479][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1352.999513][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1352.999572][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.999628][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85090a80 [ 1352.999654][ T32] r4:00000000 [ 1352.999687][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.999746][ T32] r9:83018205 r8:85c24800 r7:00000000 r6:83018200 r5:00001000 r4:7f42d000 [ 1352.999769][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.999816][ T32] r5:00001000 r4:ecf49000 [ 1352.999836][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.999886][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.999933][ T32] r5:85c5338c r4:85c53000 [ 1352.999956][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1353.000034][ T32] r7:ddde2d80 r6:83018200 r5:85c5338c r4:85813f00 [ 1353.000097][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1353.000171][ T32] r10:61c88647 r9:85c24800 r8:85813f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1353.000196][ T32] r4:85813f00 [ 1353.000217][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1353.000314][ T32] r10:00000000 r9:85813f00 r8:80287e08 r7:ed73de60 r6:85813f80 r5:85c24800 [ 1353.000350][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1353.000561][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1353.001225][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 ** 8 printk messages dropped ** [ 1353.001537][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1353.001787][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 11 printk messages dropped ** [ 1353.002367][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1353.002841][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1353.003344][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) ** 6 printk messages dropped ** [ 1353.003766][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed779e08 ** 9 printk messages dropped ** [ 1353.004145][ T32] r5:00001000 r4:ecfd5000 [ 1353.004164][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1353.004203][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.004244][ T32] r5:85c5378c r4:85c53400 [ 1353.004265][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1353.004310][ T32] r7:ddde2d80 r6:83018200 r5:85c5378c r4:850b2000 [ 1353.004383][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1353.004462][ T32] r10:61c88647 r9:85c22400 r8:850b202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1353.004513][ T32] r4:850b2000 [ 1353.004571][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1353.004661][ T32] r10:00000000 r9:850b2000 r8:80287e08 r7:ed775e60 r6:850b2080 r5:85c22400 [ 1353.004693][ T32] r4:00000001 [ 1353.004720][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.004760][ T32] Exception stack(0xed779fb0 to 0xed779ff8) [ 1353.004788][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1353.004817][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.004843][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.004886][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1353.004911][ T32] r4:85090900 [ 1353.005038][ T32] INFO: task kworker/1:693:7123 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1353.005100][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.005182][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.005232][ T32] Call trace: [ 1353.005263][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1353.005322][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1353.005366][ T32] r4:00000000 [ 1353.005415][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1353.005459][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1353.005488][ T32] dd20: e8175000 eb0cd000 00000001 80239b98 7f13f000 00000001 ** 3 printk messages dropped ** [ 1353.005585][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 12 printk messages dropped ** [ 1353.006083][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1353.006535][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1353.006762][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1353.007045][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1353.007382][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1353.007713][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 6 printk messages dropped ** [ 1353.008105][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1353.008366][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1353.041867][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1353.042760][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1353.042866][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1353.042924][ T32] dd20: e8c50000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1353.042990][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1353.043077][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1353.043152][ T32] r5:800f0013 r4:80239bb0 [ 1353.043210][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1353.043260][ T32] r4:82ac21e4 [ 1353.043282][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1353.043354][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1353.043417][ T32] r4:dfa0ddc0 [ 1353.043462][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1353.043542][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1353.043601][ T32] r4:00000000 [ 1353.043626][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1353.043675][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1353.043769][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1353.043825][ T32] r5:00001000 r4:e0053000 [ 1353.043846][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1353.043886][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.044001][ T32] r5:84af7b8c r4:84af7800 [ 1353.044059][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1353.044111][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1353.044162][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1353.044213][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1353.044235][ T32] r4:84864380 [ 1353.044255][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1353.044302][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1353.044325][ T32] r4:00000001 [ 1353.044343][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.044414][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1353.044474][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1353.044505][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.044565][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.044628][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1353.044683][ T32] r4:84867140 [ 1353.044725][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1353.044772][ T32] INFO: task kworker/1:695:7127 blocked for more than 479 seconds. [ 1353.044843][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1353.044873][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1353.044895][ T32] task:kworker/1:695 state:D stack:0 pid:7127 tgid:7127 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.044943][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.044986][ T32] Call trace: [ 1353.045016][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1353.045133][ T32] r10:8291a684 r9:ed755d84 r8:00000002 r7:60000013 r6:ed755d8c r5:8551bc00 [ 1353.045189][ T32] r4:8551bc00 [ 1353.045213][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1353.045278][ T32] r5:8551bc00 r4:8291a680 [ 1353.045332][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1353.045376][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1353.045419][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed755e08 ** 3 printk messages dropped ** [ 1353.045557][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1353.045843][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1353.045967][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1353.046065][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1353.046152][ T32] r7:ddde2d80 r6:83018200 r5:85c53b8c r4:850b2200 [ 1353.046203][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1353.046254][ T32] r10:61c88647 r9:8551bc00 r8:850b222c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1353.046305][ T32] r4:850b2200 [ 1353.046356][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1353.046404][ T32] r10:00000000 r9:850b2200 r8:80287e08 r7:ed77de60 r6:850b2280 r5:8551bc00 [ 1353.046453][ T32] r4:00000001 [ 1353.046502][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.046543][ T32] Exception stack(0xed755fb0 to 0xed755ff8) [ 1353.046570][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1353.046649][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.046757][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.046806][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1353.046830][ T32] r4:85090d80 [ 1353.046947][ T32] INFO: task kworker/1:695:7127 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1353.047021][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.047164][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.047281][ T32] Call trace: [ 1353.047338][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1353.047392][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1353.047416][ T32] r4:00000000 [ 1353.047436][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1353.047475][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1353.047535][ T32] dd20: e8c50000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1353.047619][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1353.047648][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1353.047675][ T32] r5:800f0013 r4:80239bb0 [ 1353.047696][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1353.047746][ T32] r4:82ac21e4 [ 1353.047816][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1353.047891][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1353.047917][ T32] r4:dfa0ddc0 [ 1353.047989][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1353.048037][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1353.048059][ T32] r4:00000000 [ 1353.048079][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1353.048152][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1353.048177][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1353.048253][ T32] r5:00001000 r4:e0053000 [ 1353.048308][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1353.048351][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.048420][ T32] r5:84af7b8c r4:84af7800 [ 1353.048515][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1353.056246][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 ** 3 printk messages dropped ** [ 1353.056405][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1353.056670][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1353.057122][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 1353.057525][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1353.057897][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1353.058169][ T32] r4:850b2300 ** 4 printk messages dropped ** [ 1353.058355][ T32] Exception stack(0xed76dfb0 to 0xed76dff8) ** 6 printk messages dropped ** [ 1353.071592][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1353.072132][ T32] r5:800f0013 r4:80239bb0 ** 6 printk messages dropped ** [ 1353.072385][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 9 printk messages dropped ** [ 1353.072875][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 ** 7 printk messages dropped ** [ 1353.073275][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) ** 6 printk messages dropped ** [ 1353.073517][ T32] INFO: task kworker/1:697:7133 blocked for more than 479 seconds. ** 6 printk messages dropped ** [ 1353.073813][ T32] r10:8291a684 r9:ed771d84 r8:00000002 r7:60000113 r6:ed771d8c r5:857ee000 ** 8 printk messages dropped ** [ 1353.074127][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1353.074379][ T32] r5:00001000 r4:ecddd000 ** 4 printk messages dropped ** [ 1353.074590][ T32] r7:ddde2d80 r6:83018200 r5:84a7eb8c r4:850b2400 ** 5 printk messages dropped ** [ 1353.074845][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1353.075066][ T32] r4:850423c0 ** 3 printk messages dropped ** [ 1353.075371][ T32] Call trace: ** 1 printk messages dropped ** [ 1353.075487][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1353.075514][ T32] r4:00000000 [ 1353.075553][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1353.075617][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1353.075649][ T32] dd20: e8fd7000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1353.075679][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1353.075704][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1353.075728][ T32] r5:800f0013 r4:80239bb0 [ 1353.075769][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1353.075813][ T32] r4:82ac21e4 [ 1353.075909][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1353.075955][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1353.076002][ T32] r4:dfa0ddc0 [ 1353.076025][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1353.076066][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1353.076089][ T32] r4:00000000 [ 1353.076108][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1353.076152][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1353.076173][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1353.076214][ T32] r5:00001000 r4:e0053000 [ 1353.076234][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1353.076273][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.076377][ T32] r5:84af7b8c r4:84af7800 [ 1353.076416][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1353.076470][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1353.076492][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1353.076561][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1353.076589][ T32] r4:84864380 [ 1353.076609][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1353.076656][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1353.076678][ T32] r4:00000001 [ 1353.076728][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.076768][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1353.076825][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1353.076870][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.076899][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.076927][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1353.076948][ T32] r4:84867140 [ 1353.076982][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1353.077012][ T32] INFO: task kworker/1:698:7136 blocked for more than 479 seconds. [ 1353.077041][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1353.077085][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1353.077129][ T32] task:kworker/1:698 state:D stack:0 pid:7136 tgid:7136 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.077201][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.077298][ T32] Call trace: [ 1353.077333][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1353.077381][ T32] r10:8291a684 r9:ed78dd84 r8:00000002 r7:60000013 r6:ed78dd8c r5:857eec00 [ 1353.077424][ T32] r4:857eec00 [ 1353.077467][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1353.077515][ T32] r5:857eec00 r4:8291a680 [ 1353.077536][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1353.077574][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1353.077616][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed78de08 [ 1353.077638][ T32] r4:00000000 [ 1353.077657][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1353.077691][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1353.077725][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1353.077765][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508f480 [ 1353.077787][ T32] r4:00000000 [ 1353.077827][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1353.077876][ T32] r9:83018205 r8:857eec00 r7:00000000 r6:83018200 r5:00001000 r4:7f43f000 [ 1353.077918][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1353.077965][ T32] r5:00001000 r4:ed1a1000 [ 1353.077991][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1353.078031][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.078072][ T32] r5:85c5c38c r4:85c5c000 [ 1353.078093][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1353.078137][ T32] r7:ddde2d80 r6:83018200 r5:85c5c38c r4:850b2480 [ 1353.078158][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1353.078226][ T32] r10:61c88647 r9:857eec00 r8:850b24ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1353.078272][ T32] r4:850b2480 [ 1353.078294][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1353.078384][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1353.093077][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1353.093463][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1353.093857][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 ** 13 printk messages dropped ** [ 1353.094480][ T32] r5:00001000 r4:e0053000 ** 6 printk messages dropped ** [ 1353.094836][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1353.095058][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1353.095322][ T32] task:kworker/1:699 state:D stack:0 pid:7138 tgid:7138 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1353.095914][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed795e08 ** 9 printk messages dropped ** [ 1353.096350][ T32] r5:00001000 r4:ed221000 ** 2 printk messages dropped ** [ 1353.096470][ T32] r5:85c5c78c r4:85c5c400 ** 3 printk messages dropped ** [ 1353.096623][ T32] r10:61c88647 r9:85036c00 r8:850b252c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1353.096650][ T32] r4:850b2500 [ 1353.096669][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1353.096714][ T32] r10:00000000 r9:850b2500 r8:80287e08 r7:ed78de60 r6:84bf5500 r5:85036c00 [ 1353.096736][ T32] r4:00000001 [ 1353.096806][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.096846][ T32] Exception stack(0xed795fb0 to 0xed795ff8) [ 1353.096873][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1353.096922][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.096962][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.097018][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1353.097045][ T32] r4:8508f300 [ 1353.097161][ T32] INFO: task kworker/1:699:7138 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1353.097192][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.097298][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.097343][ T32] Call trace: [ 1353.097373][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1353.097423][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1353.097446][ T32] r4:00000000 [ 1353.097466][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1353.097505][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1353.097533][ T32] dd20: e9248000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1353.097562][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1353.097588][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1353.097611][ T32] r5:800f0013 r4:80239bb0 [ 1353.097631][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1353.097671][ T32] r4:82ac21e4 [ 1353.097690][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1353.097753][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1353.097779][ T32] r4:dfa0ddc0 [ 1353.097819][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1353.097884][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1353.097910][ T32] r4:00000000 [ 1353.097931][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1353.098007][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1353.098054][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1353.098102][ T32] r5:00001000 r4:e0053000 [ 1353.098122][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1353.098162][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.098203][ T32] r5:84af7b8c r4:84af7800 [ 1353.098244][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1353.098295][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1353.098316][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1353.098382][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1353.098409][ T32] r4:84864380 [ 1353.098469][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1353.114602][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1353.114658][ T32] r4:00000001 [ 1353.114685][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.114765][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1353.114800][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1353.114857][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1353.115195][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1353.115516][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1353.116035][ T32] r5:00001000 r4:ed2f3000 ** 2 printk messages dropped ** [ 1353.116209][ T32] r5:85c5cb8c r4:85c5c800 ** 2 printk messages dropped ** [ 1353.116341][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1353.116389][ T32] r10:61c88647 r9:857ebc00 r8:850b25ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1353.116412][ T32] r4:850b2580 [ 1353.116537][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1353.116586][ T32] r10:00000000 r9:850b2580 r8:80287e08 r7:ed795e60 r6:84bf5580 r5:857ebc00 [ 1353.116650][ T32] r4:00000001 [ 1353.116674][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.116711][ T32] Exception stack(0xed799fb0 to 0xed799ff8) [ 1353.116755][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1353.116786][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.116813][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.116927][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1353.116953][ T32] r4:8508f300 [ 1353.117122][ T32] INFO: task kworker/1:700:7139 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1353.117176][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.117261][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.117353][ T32] Call trace: [ 1353.117435][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1353.117487][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1353.117510][ T32] r4:00000000 [ 1353.117559][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1353.117604][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1353.117633][ T32] dd20: e959c000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1353.117684][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1353.117719][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1353.117743][ T32] r5:800f0013 r4:80239bb0 [ 1353.117800][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1353.117845][ T32] r4:82ac21e4 [ 1353.117866][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1353.117907][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1353.117978][ T32] r4:dfa0ddc0 [ 1353.118008][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1353.118051][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1353.118112][ T32] r4:00000000 [ 1353.118136][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1353.118190][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1353.118230][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1353.118280][ T32] r5:00001000 r4:e0053000 [ 1353.118302][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1353.118353][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.118399][ T32] r5:84af7b8c r4:84af7800 [ 1353.118479][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1353.131198][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1353.131243][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 2 printk messages dropped ** [ 1353.131395][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1353.131745][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1353.132274][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1353.132698][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1353.133174][ T32] r5:00001000 r4:ed365000 ** 1 printk messages dropped ** [ 1353.133238][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1353.133578][ T32] r10:00000000 r9:850b2600 r8:80287e08 r7:ed799e60 r6:84bf5600 r5:85c88c00 ** 9 printk messages dropped ** [ 1353.134286][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1353.135260][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1353.135538][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 9 printk messages dropped ** [ 1353.135982][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 ** 5 printk messages dropped ** [ 1353.136307][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1353.136454][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1353.136779][ T32] task:kworker/1:702 state:D stack:0 pid:7143 tgid:7143 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1353.137496][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1353.137773][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1353.137958][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508f840 [ 1353.138043][ T32] r4:00000000 [ 1353.138095][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1353.138181][ T32] r9:83018205 r8:85c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f445000 [ 1353.138207][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1353.138251][ T32] r5:00001000 r4:ed307000 [ 1353.138271][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1353.138340][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.138387][ T32] r5:85c5cf8c r4:85c5cc00 [ 1353.138408][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1353.138504][ T32] r7:ddde2d80 r6:83018200 r5:85c5cf8c r4:850b2680 [ 1353.159049][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1353.159147][ T32] r10:61c88647 r9:85c88000 r8:850b26ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1353.159173][ T32] r4:850b2680 [ 1353.159218][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1353.159273][ T32] r10:00000000 r9:850b2680 r8:80287e08 r7:ed7a1e60 r6:84bf5680 r5:85c88000 [ 1353.159296][ T32] r4:00000001 [ 1353.159335][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.159399][ T32] Exception stack(0xed7a9fb0 to 0xed7a9ff8) [ 1353.159434][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1353.159463][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.159500][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.159532][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1353.159554][ T32] r4:8508f700 [ 1353.159722][ T32] INFO: task kworker/1:702:7143 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1353.159756][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.159836][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.159892][ T32] Call trace: [ 1353.159923][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1353.159986][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1353.160011][ T32] r4:00000000 [ 1353.160031][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1353.160089][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1353.160152][ T32] dd20: e9c7a000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1353.160205][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1353.160234][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1353.160258][ T32] r5:800f0013 r4:80239bb0 [ 1353.160279][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1353.160342][ T32] r4:82ac21e4 [ 1353.160366][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1353.160432][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1353.160458][ T32] r4:dfa0ddc0 [ 1353.160478][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1353.160530][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1353.160578][ T32] r4:00000000 [ 1353.160602][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1353.160650][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1353.160672][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1353.160714][ T32] r5:00001000 r4:e0053000 [ 1353.160734][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1353.160773][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.160815][ T32] r5:84af7b8c r4:84af7800 [ 1353.160835][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1353.160881][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1353.160902][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1353.160948][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 1 printk messages dropped ** [ 1353.161016][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1353.161304][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 12 printk messages dropped ** [ 1353.161847][ T32] r5:858c8c00 r4:8291a680 ** 5 printk messages dropped ** [ 1353.162124][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1353.162427][ T32] r5:00001000 r4:ed4b7000 ** 5 printk messages dropped ** [ 1353.162671][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1353.163180][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1353.163465][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.163571][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.163621][ T32] Call trace: [ 1353.163697][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1353.163772][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1353.163810][ T32] r4:00000000 [ 1353.163833][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1353.163884][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1353.163916][ T32] dd20: e9c7a000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1353.163974][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1353.164009][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1353.164042][ T32] r5:800f0013 r4:80239bb0 [ 1353.164066][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1353.164108][ T32] r4:82ac21e4 [ 1353.164128][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1353.164170][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1353.164204][ T32] r4:dfa0ddc0 [ 1353.164247][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1353.164298][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1353.164321][ T32] r4:00000000 [ 1353.164341][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1353.164385][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1353.164425][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1353.164502][ T32] r5:00001000 r4:e0053000 [ 1353.164528][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1353.164570][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.164613][ T32] r5:84af7b8c r4:84af7800 [ 1353.164634][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1353.164681][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1353.164702][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1353.164768][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1353.164821][ T32] r4:84864380 [ 1353.164843][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1353.164891][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1353.164924][ T32] r4:00000001 [ 1353.164995][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.165035][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1353.165082][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1353.165130][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.165179][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.165211][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1353.165233][ T32] r4:84867140 [ 1353.165253][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1353.165277][ T32] INFO: task kworker/1:704:7148 blocked for more than 479 seconds. [ 1353.165326][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1353.165353][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1353.165374][ T32] task:kworker/1:704 state:D stack:0 pid:7148 tgid:7148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.165418][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.165460][ T32] Call trace: [ 1353.165490][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1353.165557][ T32] r10:8291a684 r9:ed7add84 r8:00000002 r7:60000013 r6:ed7add8c r5:858ca400 [ 1353.165583][ T32] r4:858ca400 [ 1353.165604][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1353.165667][ T32] r5:858ca400 r4:8291a680 [ 1353.165711][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1353.165753][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1353.165795][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed7ade08 [ 1353.165817][ T32] r4:00000000 [ 1353.165835][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1353.165891][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1353.165929][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1353.165975][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fb00 [ 1353.166021][ T32] r4:00000000 [ 1353.166044][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1353.166109][ T32] r9:83018205 r8:858ca400 r7:00000000 r6:83018200 r5:00001000 r4:7f449000 ** 1 printk messages dropped ** [ 1353.166178][ T32] r5:00001000 r4:ed3bb000 ** 1 printk messages dropped ** [ 1353.166271][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1353.166472][ T32] r4:850b2800 ** 2 printk messages dropped ** [ 1353.166556][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1353.166765][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1353.167357][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) ** 1 printk messages dropped ** [ 1353.167447][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1353.167475][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1353.167510][ T32] r5:800f0013 r4:80239bb0 [ 1353.167563][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1353.167607][ T32] r4:82ac21e4 [ 1353.167627][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1353.167717][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1353.167743][ T32] r4:dfa0ddc0 [ 1353.167764][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1353.167807][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1353.167830][ T32] r4:00000000 [ 1353.167849][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1353.167893][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1353.167934][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1353.167986][ T32] r5:00001000 r4:e0053000 [ 1353.168007][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1353.168048][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.168111][ T32] r5:84af7b8c r4:84af7800 [ 1353.168165][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1353.168216][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1353.168260][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1353.168328][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1353.168364][ T32] r4:84864380 [ 1353.168386][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1353.198947][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1353.199043][ T32] r4:00000001 [ 1353.199070][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.199131][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1353.199164][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1353.199193][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.199236][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.199270][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1353.199313][ T32] r4:84867140 [ 1353.199341][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1353.199382][ T32] INFO: task kworker/1:705:7149 blocked for more than 479 seconds. [ 1353.199451][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1353.199482][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1353.199505][ T32] task:kworker/1:705 state:D stack:0 pid:7149 tgid:7149 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.199564][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.199662][ T32] Call trace: [ 1353.199700][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1353.199753][ T32] r10:8291a684 r9:ed7b1d84 r8:00000002 r7:60000013 r6:ed7b1d8c r5:858cb000 [ 1353.199776][ T32] r4:858cb000 [ 1353.199795][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1353.199837][ T32] r5:858cb000 r4:8291a680 [ 1353.199857][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1353.199896][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1353.199949][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed7b1e08 [ 1353.199982][ T32] r4:00000000 [ 1353.200003][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1353.200039][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1353.200078][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1353.200317][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1353.200617][ T32] r7:ddde2d80 r6:83018200 r5:85c5db8c r4:850b2900 ** 5 printk messages dropped ** [ 1353.200795][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1353.201014][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1353.201412][ T32] Workqueue: events bpf_prog_free_deferred ** 4 printk messages dropped ** [ 1353.201660][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 3 printk messages dropped ** [ 1353.201808][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 2 printk messages dropped ** [ 1353.201921][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1353.202122][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 ** 7 printk messages dropped ** [ 1353.202409][ T32] r5:84af7b8c r4:84af7800 ** 4 printk messages dropped ** [ 1353.202624][ T32] r4:84864380 ** 4 printk messages dropped ** [ 1353.202856][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) ** 7 printk messages dropped ** [ 1353.203178][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 4 printk messages dropped ** [ 1353.203430][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 1353.203852][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1353.203940][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1353.203992][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1353.204048][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fc00 [ 1353.204076][ T32] r4:00000000 [ 1353.204096][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1353.204142][ T32] r9:83018205 r8:858cd400 r7:00000000 r6:83018200 r5:00001000 r4:7f455000 [ 1353.204164][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1353.204206][ T32] r5:00001000 r4:ed4db000 [ 1353.204225][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1353.204263][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.204305][ T32] r5:85c5e38c r4:85c5e000 [ 1353.204380][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1353.204459][ T32] r7:ddde2d80 r6:83018200 r5:85c5e38c r4:850b2a00 [ 1353.204484][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1353.204531][ T32] r10:61c88647 r9:858cd400 r8:850b2a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1353.204553][ T32] r4:850b2a00 [ 1353.204572][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1353.204617][ T32] r10:00000000 r9:850b2a00 r8:80287e08 r7:ed785e60 r6:850b2a80 r5:858cd400 [ 1353.204639][ T32] r4:00000001 [ 1353.204658][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.204692][ T32] Exception stack(0xed7bdfb0 to 0xed7bdff8) [ 1353.204749][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1353.204797][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.204850][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.204906][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1353.204993][ T32] r4:8508fbc0 [ 1353.205127][ T32] INFO: task kworker/1:706:7152 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1353.205187][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.205248][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.205293][ T32] Call trace: [ 1353.205387][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1353.205438][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1353.205461][ T32] r4:00000000 [ 1353.205480][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1353.205520][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1353.205547][ T32] dd20: ea795000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1353.205576][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1353.205601][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1353.205645][ T32] r5:800f0013 r4:80239bb0 [ 1353.205696][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1353.205766][ T32] r4:82ac21e4 [ 1353.205815][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1353.205863][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1353.205887][ T32] r4:dfa0ddc0 [ 1353.205911][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1353.205963][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1353.206002][ T32] r4:00000000 [ 1353.206026][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1353.206081][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1353.206106][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1353.206149][ T32] r5:00001000 r4:e0053000 [ 1353.206169][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1353.206210][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.206252][ T32] r5:84af7b8c r4:84af7800 [ 1353.206271][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1353.206317][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1353.206338][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1353.206404][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1353.206431][ T32] r4:84864380 [ 1353.206451][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1353.206497][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 [ 1353.206519][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1353.206584][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) ** 7 printk messages dropped ** [ 1353.206914][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1353.207202][ T32] r4:858cbc00 ** 3 printk messages dropped ** [ 1353.207332][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1353.207719][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 1 printk messages dropped ** [ 1353.207785][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1353.207825][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.207866][ T32] r5:85c5e78c r4:85c5e400 [ 1353.207886][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1353.207930][ T32] r7:ddde2d80 r6:83018200 r5:85c5e78c r4:850b2b00 [ 1353.207976][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1353.208028][ T32] r10:61c88647 r9:858cbc00 r8:850b2b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1353.208051][ T32] r4:850b2b00 [ 1353.208069][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1353.208113][ T32] r10:00000000 r9:850b2b00 r8:80287e08 r7:ed7bde60 r6:850b2b80 r5:858cbc00 [ 1353.208146][ T32] r4:00000001 [ 1353.208187][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.208225][ T32] Exception stack(0xed7c1fb0 to 0xed7c1ff8) [ 1353.208252][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1353.208281][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.208308][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.208337][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1353.208369][ T32] r4:85071080 [ 1353.208557][ T32] INFO: task kworker/1:707:7158 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1353.220996][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.221095][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.221159][ T32] Call trace: [ 1353.221225][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1353.221289][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1353.221313][ T32] r4:00000000 [ 1353.221334][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1353.221375][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1353.221438][ T32] dd20: ea795000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1353.221473][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1353.221499][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1353.221523][ T32] r5:800f0013 r4:80239bb0 [ 1353.221544][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1353.221586][ T32] r4:82ac21e4 [ 1353.221606][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1353.221648][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1353.221671][ T32] r4:dfa0ddc0 [ 1353.221690][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1353.221732][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1353.221795][ T32] r4:00000000 [ 1353.221820][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1353.221868][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1353.221890][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1353.221932][ T32] r5:00001000 r4:e0053000 [ 1353.221984][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1353.222035][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.222085][ T32] r5:84af7b8c r4:84af7800 [ 1353.222143][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1353.222202][ T32] r7:ddde2d80 r6:83018200 r5:84af7b8c r4:84864380 [ 1353.222282][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1353.222337][ T32] r10:61c88647 r9:841f0000 r8:848643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1353.222361][ T32] r4:84864380 [ 1353.222383][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1353.222480][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 2 printk messages dropped ** [ 1353.222646][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) ** 5 printk messages dropped ** [ 1353.222920][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 7 printk messages dropped ** [ 1353.223379][ T32] r10:8291a684 r9:ed745d84 r8:00000002 r7:60000013 r6:ed745d8c r5:858ce000 ** 8 printk messages dropped ** [ 1353.223717][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1353.224164][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1353.224413][ T32] r10:61c88647 r9:858ce000 r8:850b2c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1353.224730][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1353.225053][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 2 printk messages dropped ** [ 1353.225220][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1353.225271][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1353.225336][ T32] r4:00000000 [ 1353.225413][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1353.225457][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1353.225487][ T32] dd20: ea795000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1353.225516][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1353.225572][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1353.225600][ T32] r5:800f0013 r4:80239bb0 [ 1353.225650][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1353.225717][ T32] r4:82ac21e4 [ 1353.225742][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1353.225785][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1353.225809][ T32] r4:dfa0ddc0 [ 1353.225828][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1353.225868][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1353.225889][ T32] r4:00000000 [ 1353.225909][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 6 printk messages dropped ** [ 1353.226208][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1353.226476][ T32] r10:00000000 r9:84864380 r8:80287e08 r7:df9e9e60 r6:84836a00 r5:841f0000 ** 3 printk messages dropped ** [ 1353.226579][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1353.226829][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1353.227254][ T32] r4:858cc800 ** 3 printk messages dropped ** [ 1353.227442][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1353.227852][ T32] r5:00001000 r4:ed53d000 ** 2 printk messages dropped ** [ 1353.228051][ T32] r5:85c5ef8c r4:85c5ec00 ** 3 printk messages dropped ** [ 1353.228188][ T32] r10:61c88647 r9:858cc800 r8:850b2d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1353.251035][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1353.251710][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) ** 2 printk messages dropped ** [ 1353.251800][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1353.252021][ T32] r4:dfa0ddc0 ** 2 printk messages dropped ** [ 1353.252136][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1353.252474][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1353.253078][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1353.253396][ T32] INFO: task kworker/1:710:7164 blocked for more than 479 seconds. [ 1353.253489][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1353.253530][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1353.253594][ T32] task:kworker/1:710 state:D stack:0 pid:7164 tgid:7164 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.253644][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.253721][ T32] Call trace: [ 1353.253759][ T32] [<81a532a4>] (__schedule) from [<81a54228>] (schedule+0x2c/0x130) [ 1353.253808][ T32] r10:8291a684 r9:ed7cdd84 r8:00000002 r7:60000113 r6:ed7cdd8c r5:858c9800 [ 1353.253830][ T32] r4:858c9800 [ 1353.253850][ T32] [<81a541fc>] (schedule) from [<81a54610>] (schedule_preempt_disabled+0x18/0x24) [ 1353.253922][ T32] r5:858c9800 r4:8291a680 [ 1353.253946][ T32] [<81a545f8>] (schedule_preempt_disabled) from [<81a56cf4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1353.253995][ T32] [<81a569f4>] (__mutex_lock.constprop.0) from [<81a571c0>] (__mutex_lock_slowpath+0x14/0x18) [ 1353.254078][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed7cde08 [ 1353.254135][ T32] r4:00000000 [ 1353.254160][ T32] [<81a571ac>] (__mutex_lock_slowpath) from [<81a57200>] (mutex_lock+0x3c/0x40) [ 1353.254230][ T32] [<81a571c4>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1353.254271][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1353.254370][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850715c0 [ 1353.254427][ T32] r4:00000000 [ 1353.254483][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1353.254576][ T32] r9:83018205 r8:858c9800 r7:00000000 r6:83018200 r5:00001000 r4:7f45f000 [ 1353.254611][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1353.254683][ T32] r5:00001000 r4:ed55f000 [ 1353.254796][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1353.254853][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.254900][ T32] r5:85c0478c r4:85c04400 [ 1353.254920][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1353.254965][ T32] r7:ddde2d80 r6:83018200 r5:85c0478c r4:850b2e00 [ 1353.254996][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1353.255045][ T32] r10:61c88647 r9:858c9800 r8:850b2e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1353.255068][ T32] r4:850b2e00 [ 1353.255087][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1353.255132][ T32] r10:00000000 r9:850b2e00 r8:80287e08 r7:ed7b5e60 r6:850b2e80 r5:858c9800 [ 1353.255155][ T32] r4:00000001 [ 1353.255174][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.255269][ T32] Exception stack(0xed7cdfb0 to 0xed7cdff8) [ 1353.255301][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1353.255361][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.255419][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.255451][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1353.255514][ T32] r4:85071400 [ 1353.255684][ T32] INFO: task kworker/1:710:7164 is blocked on a mutex likely owned by task kworker/1:7:3126. [ 1353.255735][ T32] task:kworker/1:7 state:R running task stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.255846][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.255904][ T32] Call trace: [ 1353.255960][ T32] [<81a532a4>] (__schedule) from [<81a5465c>] (preempt_schedule_irq+0x40/0xa8) [ 1353.256023][ T32] r10:82ac21c4 r9:841f0000 r8:80200be4 r7:dfa0dd5c r6:ffffffff r5:841f0000 [ 1353.256068][ T32] r4:00000000 [ 1353.256133][ T32] [<81a5461c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1353.256179][ T32] Exception stack(0xdfa0dd28 to 0xdfa0dd70) [ 1353.256208][ T32] dd20: eac74000 eb0cd000 00000001 80239b98 7f13f000 00000001 [ 1353.256237][ T32] dd40: 82ac15a0 7f13f000 eb0cd000 8280c928 82ac21c4 dfa0dda4 dfa0dda8 dfa0dd78 [ 1353.256323][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1353.256375][ T32] r5:800f0013 r4:80239bb0 [ 1353.256407][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1353.256449][ T32] r4:82ac21e4 [ 1353.256469][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1353.256510][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dfa0ddc0 r5:dfa0de08 [ 1353.256533][ T32] r4:dfa0ddc0 [ 1353.256561][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1353.256622][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85072740 [ 1353.256668][ T32] r4:00000000 [ 1353.256697][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1353.256742][ T32] r9:83018205 r8:841f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1353.256806][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1353.257254][ T32] r4:84864380 ** 4 printk messages dropped ** [ 1353.257467][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) ** 6 printk messages dropped ** [ 1353.257689][ T32] INFO: task kworker/1:711:7166 blocked for more than 479 seconds. ** 9 printk messages dropped ** [ 1353.258290][ T32] r5:85c26c00 r4:8291a680 ** 3 printk messages dropped ** [ 1353.258441][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1353.275354][ T32] r9:83018205 r8:85c26c00 r7:00000000 r6:83018200 r5:00001000 r4:7f465000 ** 8 printk messages dropped ** [ 1353.275778][ T32] r10:61c88647 r9:85c26c00 r8:850b2f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1353.275800][ T32] r4:850b2f00 [ 1353.275861][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1353.275916][ T32] r10:00000000 r9:850b2f00 r8:80287e08 r7:ed7cde60 r6:850b2f80 r5:85c26c00 [ 1353.275944][ T32] r4:00000001 [ 1353.275965][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.276013][ T32] Exception stack(0xed7d1fb0 to 0xed7d1ff8) [ 1353.276044][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1353.276073][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 VM DIAGNOSIS: 12:55:28 Registers: info registers vcpu 0 CPU#0 R00=d889a000 R01=ecaed000 R02=00000001 R03=80239b98 R04=7f1f9000 R05=00000001 R06=82ac15a0 R07=7f1f9000 R08=ecaed000 R09=8280c928 R10=82ac21c4 R11=e05d9da4 R12=e05d9da8 R13=e05d9d78 R14=80230ad0 R15=80239bb0 PSR=80000013 N--- A S svc32 s00=7ed83928 s01=76f7c150 d00=76f7c1507ed83928 s02=00000001 s03=76f70a88 d01=76f70a8800000001 s04=fffc0100 s05=fffc0100 d02=fffc0100fffc0100 s06=00000001 s07=00000000 d03=0000000000000001 s08=c0300c00 s09=c0300c03 d04=c0300c03c0300c00 s10=08040201 s11=80402010 d05=8040201008040201 s12=08040201 s13=80402010 d06=8040201008040201 s14=00000000 s15=00000000 d07=0000000000000000 s16=00000000 s17=00000000 d08=0000000000000000 s18=00000000 s19=00000000 d09=0000000000000000 s20=00000000 s21=00000000 d10=0000000000000000 s22=00000000 s23=00000000 d11=0000000000000000 s24=00000000 s25=00000000 d12=0000000000000000 s26=00000000 s27=00000000 d13=0000000000000000 s28=00000000 s29=00000000 d14=0000000000000000 s30=00000000 s31=00000000 d15=0000000000000000 s32=00000000 s33=00000000 d16=0000000000000000 s34=00000000 s35=00000000 d17=0000000000000000 s36=00000000 s37=00000000 d18=0000000000000000 s38=00000000 s39=00000000 d19=0000000000000000 s40=00000000 s41=00000000 d20=0000000000000000 s42=00000000 s43=00000000 d21=0000000000000000 s44=00000000 s45=00000000 d22=0000000000000000 s46=00000000 s47=00000000 d23=0000000000000000 s48=00000000 s49=00000000 d24=0000000000000000 s50=00000000 s51=00000000 d25=0000000000000000 s52=00000000 s53=00000000 d26=0000000000000000 s54=00000000 s55=00000000 d27=0000000000000000 s56=00000000 s57=00000000 d28=0000000000000000 s58=00000000 s59=00000000 d29=0000000000000000 s60=00000000 s61=00000000 d30=0000000000000000 s62=00000000 s63=00000000 d31=0000000000000000 FPSCR: 00000000 info registers vcpu 1 CPU#1 R00=49888e77 R01=00000013 R02=0004f4fd R03=81a50f88 R04=00000006 R05=828fac48 R06=00000000 R07=828fac40 R08=84574800 R09=00000028 R10=828fac48 R11=eef75da4 R12=eef75da8 R13=eef75d98 R14=803480f4 R15=81a50f9c PSR=a0070093 N-C- A S svc32 s00=6374652f s01=636f6c2f d00=636f6c2f6374652f s02=00000000 s03=00000000 d01=0000000000000000 s04=00000000 s05=00000000 d02=0000000000000000 s06=00000000 s07=00000000 d03=0000000000000000 s08=00000000 s09=00000000 d04=0000000000000000 s10=00000000 s11=00000000 d05=0000000000000000 s12=00000000 s13=00000000 d06=0000000000000000 s14=ffffffff s15=ffffffff d07=ffffffffffffffff s16=00000000 s17=00000000 d08=0000000000000000 s18=00000000 s19=00000000 d09=0000000000000000 s20=00000000 s21=00000000 d10=0000000000000000 s22=00000000 s23=00000000 d11=0000000000000000 s24=00000000 s25=00000000 d12=0000000000000000 s26=00000000 s27=00000000 d13=0000000000000000 s28=00000000 s29=00000000 d14=0000000000000000 s30=00000000 s31=00000000 d15=0000000000000000 s32=00000000 s33=00000000 d16=0000000000000000 s34=00000000 s35=00000000 d17=0000000000000000 s36=00000000 s37=00000000 d18=0000000000000000 s38=00000000 s39=00000000 d19=0000000000000000 s40=00000000 s41=00000000 d20=0000000000000000 s42=00000000 s43=00000000 d21=0000000000000000 s44=00000000 s45=00000000 d22=0000000000000000 s46=00000000 s47=00000000 d23=0000000000000000 s48=00000000 s49=00000000 d24=0000000000000000 s50=00000000 s51=00000000 d25=0000000000000000 s52=00000000 s53=00000000 d26=0000000000000000 s54=00000000 s55=00000000 d27=0000000000000000 s56=00000000 s57=00000000 d28=0000000000000000 s58=00000000 s59=00000000 d29=0000000000000000 s60=00000000 s61=00000000 d30=0000000000000000 s62=00000000 s63=00000000 d31=0000000000000000 FPSCR: 00000000